diff --git a/evaluation_examples/examples/chrome/030eeff7-b492-4218-b312-701ec99ee0cc.json b/evaluation_examples/examples/chrome/030eeff7-b492-4218-b312-701ec99ee0cc.json
index d13c00b..4f9726c 100644
--- a/evaluation_examples/examples/chrome/030eeff7-b492-4218-b312-701ec99ee0cc.json
+++ b/evaluation_examples/examples/chrome/030eeff7-b492-4218-b312-701ec99ee0cc.json
@@ -40,5 +40,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/06fe7178-4491-4589-810f-2e2bc9502122.json b/evaluation_examples/examples/chrome/06fe7178-4491-4589-810f-2e2bc9502122.json
index a0b226f..308a45c 100644
--- a/evaluation_examples/examples/chrome/06fe7178-4491-4589-810f-2e2bc9502122.json
+++ b/evaluation_examples/examples/chrome/06fe7178-4491-4589-810f-2e2bc9502122.json
@@ -63,5 +63,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/0d8b7de3-e8de-4d86-b9fd-dd2dce58a217.json b/evaluation_examples/examples/chrome/0d8b7de3-e8de-4d86-b9fd-dd2dce58a217.json
index 628fa76..23a9fe5 100644
--- a/evaluation_examples/examples/chrome/0d8b7de3-e8de-4d86-b9fd-dd2dce58a217.json
+++ b/evaluation_examples/examples/chrome/0d8b7de3-e8de-4d86-b9fd-dd2dce58a217.json
@@ -75,5 +75,7 @@
       }
     ]
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/12086550-11c0-466b-b367-1d9e75b3910e.json b/evaluation_examples/examples/chrome/12086550-11c0-466b-b367-1d9e75b3910e.json
index 2ab898b..60f5805 100644
--- a/evaluation_examples/examples/chrome/12086550-11c0-466b-b367-1d9e75b3910e.json
+++ b/evaluation_examples/examples/chrome/12086550-11c0-466b-b367-1d9e75b3910e.json
@@ -42,5 +42,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/121ba48f-9e17-48ce-9bc6-a4fb17a7ebba.json b/evaluation_examples/examples/chrome/121ba48f-9e17-48ce-9bc6-a4fb17a7ebba.json
index 277c2e3..d09a93a 100644
--- a/evaluation_examples/examples/chrome/121ba48f-9e17-48ce-9bc6-a4fb17a7ebba.json
+++ b/evaluation_examples/examples/chrome/121ba48f-9e17-48ce-9bc6-a4fb17a7ebba.json
@@ -58,5 +58,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/1704f00f-79e6-43a7-961b-cedd3724d5fd.json b/evaluation_examples/examples/chrome/1704f00f-79e6-43a7-961b-cedd3724d5fd.json
index 9fe3c10..181dea8 100644
--- a/evaluation_examples/examples/chrome/1704f00f-79e6-43a7-961b-cedd3724d5fd.json
+++ b/evaluation_examples/examples/chrome/1704f00f-79e6-43a7-961b-cedd3724d5fd.json
@@ -80,7 +80,6 @@
             "dropLocationName": "Zürich",
             "filterCriteria_carCategory": "large",
             "filterCriteria_sortBy": "PRICE"
-
           }
         }
       },
@@ -98,12 +97,13 @@
             "puYear": "{Year}",
             "doDay": "{DayD}",
             "doMonth": "{MonthD}",
-            "doYear":"{Year}"
+            "doYear": "{Year}"
           }
         }
       }
     ]
   },
   "proxy": true,
-  "possibility_of_env_change": "medium"
+  "possibility_of_env_change": "medium",
+  "fixed_ip": false
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/2888b4e6-5b47-4b57-8bf5-c73827890774.json b/evaluation_examples/examples/chrome/2888b4e6-5b47-4b57-8bf5-c73827890774.json
index c171912..79f0cfc 100644
--- a/evaluation_examples/examples/chrome/2888b4e6-5b47-4b57-8bf5-c73827890774.json
+++ b/evaluation_examples/examples/chrome/2888b4e6-5b47-4b57-8bf5-c73827890774.json
@@ -69,5 +69,6 @@
     }
   },
   "proxy": false,
-  "possibility_of_env_change": "medium"
+  "possibility_of_env_change": "medium",
+  "fixed_ip": false
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/2ad9387a-65d8-4e33-ad5b-7580065a27ca.json b/evaluation_examples/examples/chrome/2ad9387a-65d8-4e33-ad5b-7580065a27ca.json
index 603952d..48a0113 100644
--- a/evaluation_examples/examples/chrome/2ad9387a-65d8-4e33-ad5b-7580065a27ca.json
+++ b/evaluation_examples/examples/chrome/2ad9387a-65d8-4e33-ad5b-7580065a27ca.json
@@ -43,5 +43,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/2ae9ba84-3a0d-4d4c-8338-3a1478dc5fe3.json b/evaluation_examples/examples/chrome/2ae9ba84-3a0d-4d4c-8338-3a1478dc5fe3.json
index 780cac1..c3d0677 100644
--- a/evaluation_examples/examples/chrome/2ae9ba84-3a0d-4d4c-8338-3a1478dc5fe3.json
+++ b/evaluation_examples/examples/chrome/2ae9ba84-3a0d-4d4c-8338-3a1478dc5fe3.json
@@ -60,5 +60,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/3299584d-8f11-4457-bf4c-ce98f7600250.json b/evaluation_examples/examples/chrome/3299584d-8f11-4457-bf4c-ce98f7600250.json
index 56e42b2..df4f9b5 100644
--- a/evaluation_examples/examples/chrome/3299584d-8f11-4457-bf4c-ce98f7600250.json
+++ b/evaluation_examples/examples/chrome/3299584d-8f11-4457-bf4c-ce98f7600250.json
@@ -54,5 +54,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/35253b65-1c19-4304-8aa4-6884b8218fc0.json b/evaluation_examples/examples/chrome/35253b65-1c19-4304-8aa4-6884b8218fc0.json
index 79dd4f4..99d3683 100644
--- a/evaluation_examples/examples/chrome/35253b65-1c19-4304-8aa4-6884b8218fc0.json
+++ b/evaluation_examples/examples/chrome/35253b65-1c19-4304-8aa4-6884b8218fc0.json
@@ -49,5 +49,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/368d9ba4-203c-40c1-9fa3-da2f1430ce63.json b/evaluation_examples/examples/chrome/368d9ba4-203c-40c1-9fa3-da2f1430ce63.json
index f64032b..0df9645 100644
--- a/evaluation_examples/examples/chrome/368d9ba4-203c-40c1-9fa3-da2f1430ce63.json
+++ b/evaluation_examples/examples/chrome/368d9ba4-203c-40c1-9fa3-da2f1430ce63.json
@@ -83,5 +83,7 @@
       }
     ]
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/3720f614-37fd-4d04-8a6b-76f54f8c222d.json b/evaluation_examples/examples/chrome/3720f614-37fd-4d04-8a6b-76f54f8c222d.json
index b0be222..d939a2c 100644
--- a/evaluation_examples/examples/chrome/3720f614-37fd-4d04-8a6b-76f54f8c222d.json
+++ b/evaluation_examples/examples/chrome/3720f614-37fd-4d04-8a6b-76f54f8c222d.json
@@ -11,5 +11,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/44ee5668-ecd5-4366-a6ce-c1c9b8d4e938.json b/evaluation_examples/examples/chrome/44ee5668-ecd5-4366-a6ce-c1c9b8d4e938.json
index 254244b..b49f40d 100644
--- a/evaluation_examples/examples/chrome/44ee5668-ecd5-4366-a6ce-c1c9b8d4e938.json
+++ b/evaluation_examples/examples/chrome/44ee5668-ecd5-4366-a6ce-c1c9b8d4e938.json
@@ -271,5 +271,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/47543840-672a-467d-80df-8f7c3b9788c9.json b/evaluation_examples/examples/chrome/47543840-672a-467d-80df-8f7c3b9788c9.json
index 4829d2d..ec45ae5 100644
--- a/evaluation_examples/examples/chrome/47543840-672a-467d-80df-8f7c3b9788c9.json
+++ b/evaluation_examples/examples/chrome/47543840-672a-467d-80df-8f7c3b9788c9.json
@@ -113,5 +113,7 @@
       }
     ]
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/480bcfea-d68f-4aaa-a0a9-2589ef319381.json b/evaluation_examples/examples/chrome/480bcfea-d68f-4aaa-a0a9-2589ef319381.json
index 8f5b16e..5a9b16e 100644
--- a/evaluation_examples/examples/chrome/480bcfea-d68f-4aaa-a0a9-2589ef319381.json
+++ b/evaluation_examples/examples/chrome/480bcfea-d68f-4aaa-a0a9-2589ef319381.json
@@ -64,5 +64,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/59155008-fe71-45ec-8a8f-dc35497b6aa8.json b/evaluation_examples/examples/chrome/59155008-fe71-45ec-8a8f-dc35497b6aa8.json
index b8e6c20..d5e0389 100644
--- a/evaluation_examples/examples/chrome/59155008-fe71-45ec-8a8f-dc35497b6aa8.json
+++ b/evaluation_examples/examples/chrome/59155008-fe71-45ec-8a8f-dc35497b6aa8.json
@@ -56,5 +56,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/6766f2b8-8a72-417f-a9e5-56fcaa735837.json b/evaluation_examples/examples/chrome/6766f2b8-8a72-417f-a9e5-56fcaa735837.json
index 8c05157..69d7c6c 100644
--- a/evaluation_examples/examples/chrome/6766f2b8-8a72-417f-a9e5-56fcaa735837.json
+++ b/evaluation_examples/examples/chrome/6766f2b8-8a72-417f-a9e5-56fcaa735837.json
@@ -58,5 +58,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/6c4c23a1-42a4-43cc-9db1-2f86ff3738cc.json b/evaluation_examples/examples/chrome/6c4c23a1-42a4-43cc-9db1-2f86ff3738cc.json
index dd6a5c9..586cbe4 100644
--- a/evaluation_examples/examples/chrome/6c4c23a1-42a4-43cc-9db1-2f86ff3738cc.json
+++ b/evaluation_examples/examples/chrome/6c4c23a1-42a4-43cc-9db1-2f86ff3738cc.json
@@ -74,5 +74,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/7a5a7856-f1b6-42a4-ade9-1ca81ca0f263.json b/evaluation_examples/examples/chrome/7a5a7856-f1b6-42a4-ade9-1ca81ca0f263.json
index 88f3851..49f1cc3 100644
--- a/evaluation_examples/examples/chrome/7a5a7856-f1b6-42a4-ade9-1ca81ca0f263.json
+++ b/evaluation_examples/examples/chrome/7a5a7856-f1b6-42a4-ade9-1ca81ca0f263.json
@@ -52,5 +52,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/7b6c7e24-c58a-49fc-a5bb-d57b80e5b4c3.json b/evaluation_examples/examples/chrome/7b6c7e24-c58a-49fc-a5bb-d57b80e5b4c3.json
index 69c0d1f..610b3ba 100644
--- a/evaluation_examples/examples/chrome/7b6c7e24-c58a-49fc-a5bb-d57b80e5b4c3.json
+++ b/evaluation_examples/examples/chrome/7b6c7e24-c58a-49fc-a5bb-d57b80e5b4c3.json
@@ -53,5 +53,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/7f52cab9-535c-4835-ac8c-391ee64dc930.json b/evaluation_examples/examples/chrome/7f52cab9-535c-4835-ac8c-391ee64dc930.json
index dda3eb1..e8e03ed 100644
--- a/evaluation_examples/examples/chrome/7f52cab9-535c-4835-ac8c-391ee64dc930.json
+++ b/evaluation_examples/examples/chrome/7f52cab9-535c-4835-ac8c-391ee64dc930.json
@@ -60,7 +60,7 @@
         "goto_prefix": "https://www.",
         "category": "class",
         "class_multiObject_search_exist": {
-          "fT28tf":[
+          "fT28tf": [
             "Black",
             "$25 - $60",
             "On sale",
@@ -92,5 +92,7 @@
       }
     ]
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/82279c77-8fc6-46f6-9622-3ba96f61b477.json b/evaluation_examples/examples/chrome/82279c77-8fc6-46f6-9622-3ba96f61b477.json
index 8d25d60..e5143d5 100644
--- a/evaluation_examples/examples/chrome/82279c77-8fc6-46f6-9622-3ba96f61b477.json
+++ b/evaluation_examples/examples/chrome/82279c77-8fc6-46f6-9622-3ba96f61b477.json
@@ -66,5 +66,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/82bc8d6a-36eb-4d2d-8801-ef714fb1e55a.json b/evaluation_examples/examples/chrome/82bc8d6a-36eb-4d2d-8801-ef714fb1e55a.json
index 921a460..0d7acfc 100644
--- a/evaluation_examples/examples/chrome/82bc8d6a-36eb-4d2d-8801-ef714fb1e55a.json
+++ b/evaluation_examples/examples/chrome/82bc8d6a-36eb-4d2d-8801-ef714fb1e55a.json
@@ -70,5 +70,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/93eabf48-6a27-4cb6-b963-7d5fe1e0d3a9.json b/evaluation_examples/examples/chrome/93eabf48-6a27-4cb6-b963-7d5fe1e0d3a9.json
index 0313056..2f3cc7f 100644
--- a/evaluation_examples/examples/chrome/93eabf48-6a27-4cb6-b963-7d5fe1e0d3a9.json
+++ b/evaluation_examples/examples/chrome/93eabf48-6a27-4cb6-b963-7d5fe1e0d3a9.json
@@ -11,5 +11,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/9656a811-9b5b-4ddf-99c7-5117bcef0626.json b/evaluation_examples/examples/chrome/9656a811-9b5b-4ddf-99c7-5117bcef0626.json
index a4d17bb..e0e9d1a 100644
--- a/evaluation_examples/examples/chrome/9656a811-9b5b-4ddf-99c7-5117bcef0626.json
+++ b/evaluation_examples/examples/chrome/9656a811-9b5b-4ddf-99c7-5117bcef0626.json
@@ -49,5 +49,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/99146c54-4f37-4ab8-9327-5f3291665e1e.json b/evaluation_examples/examples/chrome/99146c54-4f37-4ab8-9327-5f3291665e1e.json
index 959448f..11a8bc2 100644
--- a/evaluation_examples/examples/chrome/99146c54-4f37-4ab8-9327-5f3291665e1e.json
+++ b/evaluation_examples/examples/chrome/99146c54-4f37-4ab8-9327-5f3291665e1e.json
@@ -49,5 +49,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/9f3f70fc-5afc-4958-a7b7-3bb4fcb01805.json b/evaluation_examples/examples/chrome/9f3f70fc-5afc-4958-a7b7-3bb4fcb01805.json
index 37443ae..ba1edd9 100644
--- a/evaluation_examples/examples/chrome/9f3f70fc-5afc-4958-a7b7-3bb4fcb01805.json
+++ b/evaluation_examples/examples/chrome/9f3f70fc-5afc-4958-a7b7-3bb4fcb01805.json
@@ -75,5 +75,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/9f935cce-0a9f-435f-8007-817732bfc0a5.json b/evaluation_examples/examples/chrome/9f935cce-0a9f-435f-8007-817732bfc0a5.json
index a93c959..44335e5 100644
--- a/evaluation_examples/examples/chrome/9f935cce-0a9f-435f-8007-817732bfc0a5.json
+++ b/evaluation_examples/examples/chrome/9f935cce-0a9f-435f-8007-817732bfc0a5.json
@@ -57,5 +57,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/a728a36e-8bf1-4bb6-9a03-ef039a5233f0.json b/evaluation_examples/examples/chrome/a728a36e-8bf1-4bb6-9a03-ef039a5233f0.json
index 6bdffe9..7ced0bd 100644
--- a/evaluation_examples/examples/chrome/a728a36e-8bf1-4bb6-9a03-ef039a5233f0.json
+++ b/evaluation_examples/examples/chrome/a728a36e-8bf1-4bb6-9a03-ef039a5233f0.json
@@ -56,5 +56,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/a96b564e-dbe9-42c3-9ccf-b4498073438a.json b/evaluation_examples/examples/chrome/a96b564e-dbe9-42c3-9ccf-b4498073438a.json
index 865f147..20fcd5f 100644
--- a/evaluation_examples/examples/chrome/a96b564e-dbe9-42c3-9ccf-b4498073438a.json
+++ b/evaluation_examples/examples/chrome/a96b564e-dbe9-42c3-9ccf-b4498073438a.json
@@ -56,5 +56,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/ae78f875-5b98-4907-bbb5-9c737fc68c03.json b/evaluation_examples/examples/chrome/ae78f875-5b98-4907-bbb5-9c737fc68c03.json
index 058fd71..f3e7779 100644
--- a/evaluation_examples/examples/chrome/ae78f875-5b98-4907-bbb5-9c737fc68c03.json
+++ b/evaluation_examples/examples/chrome/ae78f875-5b98-4907-bbb5-9c737fc68c03.json
@@ -11,5 +11,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/af630914-714e-4a24-a7bb-f9af687d3b91.json b/evaluation_examples/examples/chrome/af630914-714e-4a24-a7bb-f9af687d3b91.json
index 4f4e198..728c36f 100644
--- a/evaluation_examples/examples/chrome/af630914-714e-4a24-a7bb-f9af687d3b91.json
+++ b/evaluation_examples/examples/chrome/af630914-714e-4a24-a7bb-f9af687d3b91.json
@@ -62,5 +62,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/b070486d-e161-459b-aa2b-ef442d973b92.json b/evaluation_examples/examples/chrome/b070486d-e161-459b-aa2b-ef442d973b92.json
index 9469247..498b428 100644
--- a/evaluation_examples/examples/chrome/b070486d-e161-459b-aa2b-ef442d973b92.json
+++ b/evaluation_examples/examples/chrome/b070486d-e161-459b-aa2b-ef442d973b92.json
@@ -79,5 +79,7 @@
       }
     ]
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/b4f95342-463e-4179-8c3f-193cd7241fb2.json b/evaluation_examples/examples/chrome/b4f95342-463e-4179-8c3f-193cd7241fb2.json
index e6fe04f..f32be73 100644
--- a/evaluation_examples/examples/chrome/b4f95342-463e-4179-8c3f-193cd7241fb2.json
+++ b/evaluation_examples/examples/chrome/b4f95342-463e-4179-8c3f-193cd7241fb2.json
@@ -63,5 +63,6 @@
     }
   },
   "proxy": false,
-  "possibility_of_env_change": "high"
+  "possibility_of_env_change": "high",
+  "fixed_ip": false
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/b7895e80-f4d1-4648-bee0-4eb45a6f1fa8.json b/evaluation_examples/examples/chrome/b7895e80-f4d1-4648-bee0-4eb45a6f1fa8.json
index 48bf735..d3373a3 100644
--- a/evaluation_examples/examples/chrome/b7895e80-f4d1-4648-bee0-4eb45a6f1fa8.json
+++ b/evaluation_examples/examples/chrome/b7895e80-f4d1-4648-bee0-4eb45a6f1fa8.json
@@ -112,5 +112,6 @@
     ]
   },
   "proxy": true,
-  "possibility_of_env_change": "high"
+  "possibility_of_env_change": "high",
+  "fixed_ip": false
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/bb5e4c0d-f964-439c-97b6-bdb9747de3f4.json b/evaluation_examples/examples/chrome/bb5e4c0d-f964-439c-97b6-bdb9747de3f4.json
index de1e664..e45a520 100644
--- a/evaluation_examples/examples/chrome/bb5e4c0d-f964-439c-97b6-bdb9747de3f4.json
+++ b/evaluation_examples/examples/chrome/bb5e4c0d-f964-439c-97b6-bdb9747de3f4.json
@@ -43,5 +43,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/c1fa57f3-c3db-4596-8f09-020701085416.json b/evaluation_examples/examples/chrome/c1fa57f3-c3db-4596-8f09-020701085416.json
index 24a9271..64ff372 100644
--- a/evaluation_examples/examples/chrome/c1fa57f3-c3db-4596-8f09-020701085416.json
+++ b/evaluation_examples/examples/chrome/c1fa57f3-c3db-4596-8f09-020701085416.json
@@ -58,5 +58,6 @@
     }
   },
   "proxy": true,
-  "possibility_of_env_change": "medium"
+  "possibility_of_env_change": "medium",
+  "fixed_ip": false
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/cabb3bae-cccb-41bd-9f5d-0f3a9fecd825.json b/evaluation_examples/examples/chrome/cabb3bae-cccb-41bd-9f5d-0f3a9fecd825.json
index b1298ad..daf9fac 100644
--- a/evaluation_examples/examples/chrome/cabb3bae-cccb-41bd-9f5d-0f3a9fecd825.json
+++ b/evaluation_examples/examples/chrome/cabb3bae-cccb-41bd-9f5d-0f3a9fecd825.json
@@ -79,5 +79,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/da46d875-6b82-4681-9284-653b0c7ae241.json b/evaluation_examples/examples/chrome/da46d875-6b82-4681-9284-653b0c7ae241.json
index 922b8ce..09d51f7 100644
--- a/evaluation_examples/examples/chrome/da46d875-6b82-4681-9284-653b0c7ae241.json
+++ b/evaluation_examples/examples/chrome/da46d875-6b82-4681-9284-653b0c7ae241.json
@@ -104,5 +104,7 @@
       }
     ]
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/e1e75309-3ddb-4d09-92ec-de869c928143.json b/evaluation_examples/examples/chrome/e1e75309-3ddb-4d09-92ec-de869c928143.json
index fdf471f..c2b7a76 100644
--- a/evaluation_examples/examples/chrome/e1e75309-3ddb-4d09-92ec-de869c928143.json
+++ b/evaluation_examples/examples/chrome/e1e75309-3ddb-4d09-92ec-de869c928143.json
@@ -49,5 +49,7 @@
       "dest": "LLM Powered Autonomous Agents _ Lil'Log_gold.pdf"
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/f0b971a1-6831-4b9b-a50e-22a6e47f45ba.json b/evaluation_examples/examples/chrome/f0b971a1-6831-4b9b-a50e-22a6e47f45ba.json
index dbde6b2..2812508 100644
--- a/evaluation_examples/examples/chrome/f0b971a1-6831-4b9b-a50e-22a6e47f45ba.json
+++ b/evaluation_examples/examples/chrome/f0b971a1-6831-4b9b-a50e-22a6e47f45ba.json
@@ -56,5 +56,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/f3b19d1e-2d48-44e9-b4e1-defcae1a0197.json b/evaluation_examples/examples/chrome/f3b19d1e-2d48-44e9-b4e1-defcae1a0197.json
index 70c3da7..924b963 100644
--- a/evaluation_examples/examples/chrome/f3b19d1e-2d48-44e9-b4e1-defcae1a0197.json
+++ b/evaluation_examples/examples/chrome/f3b19d1e-2d48-44e9-b4e1-defcae1a0197.json
@@ -56,5 +56,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/f5d96daf-83a8-4c86-9686-bada31fc66ab.json b/evaluation_examples/examples/chrome/f5d96daf-83a8-4c86-9686-bada31fc66ab.json
index 836f5be..52e1745 100644
--- a/evaluation_examples/examples/chrome/f5d96daf-83a8-4c86-9686-bada31fc66ab.json
+++ b/evaluation_examples/examples/chrome/f5d96daf-83a8-4c86-9686-bada31fc66ab.json
@@ -67,5 +67,6 @@
     }
   },
   "proxy": true,
-  "possibility_of_env_change": "medium"
+  "possibility_of_env_change": "medium",
+  "fixed_ip": false
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/f79439ad-3ee8-4f99-a518-0eb60e5652b0.json b/evaluation_examples/examples/chrome/f79439ad-3ee8-4f99-a518-0eb60e5652b0.json
index 3cca1f1..78a235c 100644
--- a/evaluation_examples/examples/chrome/f79439ad-3ee8-4f99-a518-0eb60e5652b0.json
+++ b/evaluation_examples/examples/chrome/f79439ad-3ee8-4f99-a518-0eb60e5652b0.json
@@ -78,5 +78,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/chrome/fc6d8143-9452-4171-9459-7f515143419a.json b/evaluation_examples/examples/chrome/fc6d8143-9452-4171-9459-7f515143419a.json
index 5844e21..d026698 100644
--- a/evaluation_examples/examples/chrome/fc6d8143-9452-4171-9459-7f515143419a.json
+++ b/evaluation_examples/examples/chrome/fc6d8143-9452-4171-9459-7f515143419a.json
@@ -72,5 +72,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/045bf3ff-9077-4b86-b483-a1040a949cff.json b/evaluation_examples/examples/gimp/045bf3ff-9077-4b86-b483-a1040a949cff.json
index b8db7b5..570a393 100644
--- a/evaluation_examples/examples/gimp/045bf3ff-9077-4b86-b483-a1040a949cff.json
+++ b/evaluation_examples/examples/gimp/045bf3ff-9077-4b86-b483-a1040a949cff.json
@@ -32,5 +32,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/06ca5602-62ca-47f6-ad4f-da151cde54cc.json b/evaluation_examples/examples/gimp/06ca5602-62ca-47f6-ad4f-da151cde54cc.json
index 9555993..68da3d6 100644
--- a/evaluation_examples/examples/gimp/06ca5602-62ca-47f6-ad4f-da151cde54cc.json
+++ b/evaluation_examples/examples/gimp/06ca5602-62ca-47f6-ad4f-da151cde54cc.json
@@ -92,5 +92,7 @@
       "dest": "palette_computer.png"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/2a729ded-3296-423d-aec4-7dd55ed5fbb3.json b/evaluation_examples/examples/gimp/2a729ded-3296-423d-aec4-7dd55ed5fbb3.json
index 5940380..2c90023 100644
--- a/evaluation_examples/examples/gimp/2a729ded-3296-423d-aec4-7dd55ed5fbb3.json
+++ b/evaluation_examples/examples/gimp/2a729ded-3296-423d-aec4-7dd55ed5fbb3.json
@@ -96,5 +96,7 @@
       "dest": "dog_without_background.png"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/2e6f678f-472d-4c55-99cc-8e7c5c402a71.json b/evaluation_examples/examples/gimp/2e6f678f-472d-4c55-99cc-8e7c5c402a71.json
index fb3976a..4853641 100644
--- a/evaluation_examples/examples/gimp/2e6f678f-472d-4c55-99cc-8e7c5c402a71.json
+++ b/evaluation_examples/examples/gimp/2e6f678f-472d-4c55-99cc-8e7c5c402a71.json
@@ -39,5 +39,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/38f48d40-764e-4e77-a7cf-51dfce880291.json b/evaluation_examples/examples/gimp/38f48d40-764e-4e77-a7cf-51dfce880291.json
index ec21efa..bafda84 100644
--- a/evaluation_examples/examples/gimp/38f48d40-764e-4e77-a7cf-51dfce880291.json
+++ b/evaluation_examples/examples/gimp/38f48d40-764e-4e77-a7cf-51dfce880291.json
@@ -23,5 +23,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/554785e9-4523-4e7a-b8e1-8016f565f56a.json b/evaluation_examples/examples/gimp/554785e9-4523-4e7a-b8e1-8016f565f56a.json
index 2b11f55..f0fc062 100644
--- a/evaluation_examples/examples/gimp/554785e9-4523-4e7a-b8e1-8016f565f56a.json
+++ b/evaluation_examples/examples/gimp/554785e9-4523-4e7a-b8e1-8016f565f56a.json
@@ -92,5 +92,7 @@
       "dest": "edited_colorful.png"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/58d3eeeb-e9d0-499f-962e-fd0db2a744d8.json b/evaluation_examples/examples/gimp/58d3eeeb-e9d0-499f-962e-fd0db2a744d8.json
index e58e13a..3f633e4 100644
--- a/evaluation_examples/examples/gimp/58d3eeeb-e9d0-499f-962e-fd0db2a744d8.json
+++ b/evaluation_examples/examples/gimp/58d3eeeb-e9d0-499f-962e-fd0db2a744d8.json
@@ -32,5 +32,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/5ca86c6f-f317-49d8-b6a7-b527541caae8.json b/evaluation_examples/examples/gimp/5ca86c6f-f317-49d8-b6a7-b527541caae8.json
index e6a4e3a..aa68a7a 100644
--- a/evaluation_examples/examples/gimp/5ca86c6f-f317-49d8-b6a7-b527541caae8.json
+++ b/evaluation_examples/examples/gimp/5ca86c6f-f317-49d8-b6a7-b527541caae8.json
@@ -11,5 +11,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/62f7fd55-0687-4a43-b6e1-3eda16fc6252.json b/evaluation_examples/examples/gimp/62f7fd55-0687-4a43-b6e1-3eda16fc6252.json
index ae6c23a..3b5d1fa 100644
--- a/evaluation_examples/examples/gimp/62f7fd55-0687-4a43-b6e1-3eda16fc6252.json
+++ b/evaluation_examples/examples/gimp/62f7fd55-0687-4a43-b6e1-3eda16fc6252.json
@@ -23,5 +23,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/72f83cdc-bf76-4531-9a1b-eb893a13f8aa.json b/evaluation_examples/examples/gimp/72f83cdc-bf76-4531-9a1b-eb893a13f8aa.json
index ae8fa36..9591d0e 100644
--- a/evaluation_examples/examples/gimp/72f83cdc-bf76-4531-9a1b-eb893a13f8aa.json
+++ b/evaluation_examples/examples/gimp/72f83cdc-bf76-4531-9a1b-eb893a13f8aa.json
@@ -34,7 +34,7 @@
       {
         "type": "activate_window",
         "parameters": {
-            "window_name": "GNU Image Manipulation Program"
+          "window_name": "GNU Image Manipulation Program"
         }
       },
       {
@@ -98,5 +98,7 @@
       "dest": "berry_mirror.png"
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/734d6579-c07d-47a8-9ae2-13339795476b.json b/evaluation_examples/examples/gimp/734d6579-c07d-47a8-9ae2-13339795476b.json
index 7b9a8b5..e2c65bd 100644
--- a/evaluation_examples/examples/gimp/734d6579-c07d-47a8-9ae2-13339795476b.json
+++ b/evaluation_examples/examples/gimp/734d6579-c07d-47a8-9ae2-13339795476b.json
@@ -96,5 +96,7 @@
       "dest": "green_background_with_object.png"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/7767eef2-56a3-4cea-8c9f-48c070c7d65b.json b/evaluation_examples/examples/gimp/7767eef2-56a3-4cea-8c9f-48c070c7d65b.json
index 51fb60c..a885a69 100644
--- a/evaluation_examples/examples/gimp/7767eef2-56a3-4cea-8c9f-48c070c7d65b.json
+++ b/evaluation_examples/examples/gimp/7767eef2-56a3-4cea-8c9f-48c070c7d65b.json
@@ -51,5 +51,7 @@
       "dest": "gimprc"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/77b8ab4d-994f-43ac-8930-8ca087d7c4b4.json b/evaluation_examples/examples/gimp/77b8ab4d-994f-43ac-8930-8ca087d7c4b4.json
index b4e4c64..45116af 100644
--- a/evaluation_examples/examples/gimp/77b8ab4d-994f-43ac-8930-8ca087d7c4b4.json
+++ b/evaluation_examples/examples/gimp/77b8ab4d-994f-43ac-8930-8ca087d7c4b4.json
@@ -42,5 +42,7 @@
       "dest": "export.jpg"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/7a4deb26-d57d-4ea9-9a73-630f66a7b568.json b/evaluation_examples/examples/gimp/7a4deb26-d57d-4ea9-9a73-630f66a7b568.json
index 2bc51b7..07b7f83 100644
--- a/evaluation_examples/examples/gimp/7a4deb26-d57d-4ea9-9a73-630f66a7b568.json
+++ b/evaluation_examples/examples/gimp/7a4deb26-d57d-4ea9-9a73-630f66a7b568.json
@@ -92,5 +92,7 @@
       "dest": "edited_darker.png"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/7b7617bd-57cc-468e-9c91-40c4ec2bcb3d.json b/evaluation_examples/examples/gimp/7b7617bd-57cc-468e-9c91-40c4ec2bcb3d.json
index c120347..35819e9 100644
--- a/evaluation_examples/examples/gimp/7b7617bd-57cc-468e-9c91-40c4ec2bcb3d.json
+++ b/evaluation_examples/examples/gimp/7b7617bd-57cc-468e-9c91-40c4ec2bcb3d.json
@@ -51,5 +51,7 @@
       "dest": "gimprc"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/8ea73f6f-9689-42ad-8c60-195bbf06a7ba.json b/evaluation_examples/examples/gimp/8ea73f6f-9689-42ad-8c60-195bbf06a7ba.json
index 8b5cca4..2a8ffc2 100644
--- a/evaluation_examples/examples/gimp/8ea73f6f-9689-42ad-8c60-195bbf06a7ba.json
+++ b/evaluation_examples/examples/gimp/8ea73f6f-9689-42ad-8c60-195bbf06a7ba.json
@@ -32,5 +32,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/a746add2-cab0-4740-ac36-c3769d9bfb46.json b/evaluation_examples/examples/gimp/a746add2-cab0-4740-ac36-c3769d9bfb46.json
index 15d926d..4a16105 100644
--- a/evaluation_examples/examples/gimp/a746add2-cab0-4740-ac36-c3769d9bfb46.json
+++ b/evaluation_examples/examples/gimp/a746add2-cab0-4740-ac36-c3769d9bfb46.json
@@ -1,82 +1,84 @@
 {
-    "id": "a746add2-cab0-4740-ac36-c3769d9bfb46",
-    "snapshot": "gimp",
-    "instruction": "Help me open up the Vignette filter window.",
-    "source": "https://www.youtube.com/watch?v=_L_MMU22bAw",
-    "config": [
-        {
-            "type": "download",
-            "parameters": {
-                "files": [
-                    {
-                        "url": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/gimp/a746add2-cab0-4740-ac36-c3769d9bfb46/dog_with_background.png",
-                        "path": "/home/user/Desktop/dog_with_background.png"
-                    }
-                ]
-            }
-        },
-        {
-            "type": "launch",
-            "parameters": {
-                "command": [
-                    "gimp",
-                    "/home/user/Desktop/dog_with_background.png"
-                ]
-            }
-        }
-    ],
-    "trajectory": "trajectories/",
-    "related_apps": [
-        "gimp"
-    ],
-    "evaluator": {
-        "postconfig": [
-            {
-                "type": "execute",
-                "parameters": {
-                    "command": [
-                        "python3",
-                        "-c",
-                        "import time; import pyautogui; pyautogui.press([\"esc\"]);time.sleep(1);pyautogui.hotkey([\"ctrl\", \"q\"]);time.sleep(1);"
-                    ]
-                }
-            },
-            {
-                "type": "execute",
-                "parameters": {
-                    "command": [
-                        "python3",
-                        "-c",
-                        "import time; import pyautogui; pyautogui.press([\"right\"]);time.sleep(1);pyautogui.press([\"enter\"])"
-                    ]
-                }
-            },
-            {
-                "type": "sleep",
-                "parameters": {
-                    "seconds": 0.5
-                }
-            }
-        ],
-        "func": "check_include_exclude",
-        "result": {
-            "type": "vm_command_line",
-            "command": "cat /home/user/.config/GIMP/2.10/action-history",
-            "shell": true
-        },
-        "expected": {
-            "type": "rule",
-            "rules": {
-                "include": [
-                    "filters-vignette"
-                ],
-                "exclude": [
-                    "error",
-                    "failed",
-                    "not found"
-                ]
-            }
-        }
+  "id": "a746add2-cab0-4740-ac36-c3769d9bfb46",
+  "snapshot": "gimp",
+  "instruction": "Help me open up the Vignette filter window.",
+  "source": "https://www.youtube.com/watch?v=_L_MMU22bAw",
+  "config": [
+    {
+      "type": "download",
+      "parameters": {
+        "files": [
+          {
+            "url": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/gimp/a746add2-cab0-4740-ac36-c3769d9bfb46/dog_with_background.png",
+            "path": "/home/user/Desktop/dog_with_background.png"
+          }
+        ]
+      }
     },
-  "proxy": false
-}
+    {
+      "type": "launch",
+      "parameters": {
+        "command": [
+          "gimp",
+          "/home/user/Desktop/dog_with_background.png"
+        ]
+      }
+    }
+  ],
+  "trajectory": "trajectories/",
+  "related_apps": [
+    "gimp"
+  ],
+  "evaluator": {
+    "postconfig": [
+      {
+        "type": "execute",
+        "parameters": {
+          "command": [
+            "python3",
+            "-c",
+            "import time; import pyautogui; pyautogui.press([\"esc\"]);time.sleep(1);pyautogui.hotkey([\"ctrl\", \"q\"]);time.sleep(1);"
+          ]
+        }
+      },
+      {
+        "type": "execute",
+        "parameters": {
+          "command": [
+            "python3",
+            "-c",
+            "import time; import pyautogui; pyautogui.press([\"right\"]);time.sleep(1);pyautogui.press([\"enter\"])"
+          ]
+        }
+      },
+      {
+        "type": "sleep",
+        "parameters": {
+          "seconds": 0.5
+        }
+      }
+    ],
+    "func": "check_include_exclude",
+    "result": {
+      "type": "vm_command_line",
+      "command": "cat /home/user/.config/GIMP/2.10/action-history",
+      "shell": true
+    },
+    "expected": {
+      "type": "rule",
+      "rules": {
+        "include": [
+          "filters-vignette"
+        ],
+        "exclude": [
+          "error",
+          "failed",
+          "not found"
+        ]
+      }
+    }
+  },
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/b148e375-fe0b-4bec-90e7-38632b0d73c2.json b/evaluation_examples/examples/gimp/b148e375-fe0b-4bec-90e7-38632b0d73c2.json
index 5e3baf9..87594eb 100644
--- a/evaluation_examples/examples/gimp/b148e375-fe0b-4bec-90e7-38632b0d73c2.json
+++ b/evaluation_examples/examples/gimp/b148e375-fe0b-4bec-90e7-38632b0d73c2.json
@@ -63,5 +63,7 @@
       "dest": "gimprc"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/d16c99dc-2a1e-46f2-b350-d97c86c85c15.json b/evaluation_examples/examples/gimp/d16c99dc-2a1e-46f2-b350-d97c86c85c15.json
index 90488a3..a4b2ee1 100644
--- a/evaluation_examples/examples/gimp/d16c99dc-2a1e-46f2-b350-d97c86c85c15.json
+++ b/evaluation_examples/examples/gimp/d16c99dc-2a1e-46f2-b350-d97c86c85c15.json
@@ -38,7 +38,7 @@
       {
         "type": "activate_window",
         "parameters": {
-            "window_name": "GNU Image Manipulation Program"
+          "window_name": "GNU Image Manipulation Program"
         }
       },
       {
@@ -122,5 +122,7 @@
       }
     ]
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/d52d6308-ec58-42b7-a2c9-de80e4837b2b.json b/evaluation_examples/examples/gimp/d52d6308-ec58-42b7-a2c9-de80e4837b2b.json
index b0c5b8b..793514a 100644
--- a/evaluation_examples/examples/gimp/d52d6308-ec58-42b7-a2c9-de80e4837b2b.json
+++ b/evaluation_examples/examples/gimp/d52d6308-ec58-42b7-a2c9-de80e4837b2b.json
@@ -51,5 +51,7 @@
       "dest": "sessionrc"
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/dbbf4b99-2253-4b10-9274-45f246af2466.json b/evaluation_examples/examples/gimp/dbbf4b99-2253-4b10-9274-45f246af2466.json
index 840ec41..fd654a6 100644
--- a/evaluation_examples/examples/gimp/dbbf4b99-2253-4b10-9274-45f246af2466.json
+++ b/evaluation_examples/examples/gimp/dbbf4b99-2253-4b10-9274-45f246af2466.json
@@ -32,5 +32,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/e19bd559-633b-4b02-940f-d946248f088e.json b/evaluation_examples/examples/gimp/e19bd559-633b-4b02-940f-d946248f088e.json
index 98a2870..7138a58 100644
--- a/evaluation_examples/examples/gimp/e19bd559-633b-4b02-940f-d946248f088e.json
+++ b/evaluation_examples/examples/gimp/e19bd559-633b-4b02-940f-d946248f088e.json
@@ -11,5 +11,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/e2dd0213-26db-4349-abe5-d5667bfd725c.json b/evaluation_examples/examples/gimp/e2dd0213-26db-4349-abe5-d5667bfd725c.json
index 6474dfe..91be191 100644
--- a/evaluation_examples/examples/gimp/e2dd0213-26db-4349-abe5-d5667bfd725c.json
+++ b/evaluation_examples/examples/gimp/e2dd0213-26db-4349-abe5-d5667bfd725c.json
@@ -87,5 +87,7 @@
       "dest": "leftside_textbox.png"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/f4aec372-4fb0-4df5-a52b-79e0e2a5d6ce.json b/evaluation_examples/examples/gimp/f4aec372-4fb0-4df5-a52b-79e0e2a5d6ce.json
index d8b103d..b21ede7 100644
--- a/evaluation_examples/examples/gimp/f4aec372-4fb0-4df5-a52b-79e0e2a5d6ce.json
+++ b/evaluation_examples/examples/gimp/f4aec372-4fb0-4df5-a52b-79e0e2a5d6ce.json
@@ -91,5 +91,7 @@
       "dest": "Triangle_In_The_Middle.png"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/f723c744-e62c-4ae6-98d1-750d3cd7d79d.json b/evaluation_examples/examples/gimp/f723c744-e62c-4ae6-98d1-750d3cd7d79d.json
index 284b116..8da19fa 100644
--- a/evaluation_examples/examples/gimp/f723c744-e62c-4ae6-98d1-750d3cd7d79d.json
+++ b/evaluation_examples/examples/gimp/f723c744-e62c-4ae6-98d1-750d3cd7d79d.json
@@ -34,7 +34,7 @@
       {
         "type": "activate_window",
         "parameters": {
-            "window_name": "GNU Image Manipulation Program"
+          "window_name": "GNU Image Manipulation Program"
         }
       },
       {
@@ -98,5 +98,7 @@
       "dest": "berries_contrast.png"
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/gimp/fbb548ca-c2a6-4601-9204-e39a2efc507b.json b/evaluation_examples/examples/gimp/fbb548ca-c2a6-4601-9204-e39a2efc507b.json
index 3bd15c9..9feb280 100644
--- a/evaluation_examples/examples/gimp/fbb548ca-c2a6-4601-9204-e39a2efc507b.json
+++ b/evaluation_examples/examples/gimp/fbb548ca-c2a6-4601-9204-e39a2efc507b.json
@@ -11,5 +11,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/01b269ae-2111-4a07-81fd-3fcd711993b0.json b/evaluation_examples/examples/libreoffice_calc/01b269ae-2111-4a07-81fd-3fcd711993b0.json
index 579633f..0d169d5 100644
--- a/evaluation_examples/examples/libreoffice_calc/01b269ae-2111-4a07-81fd-3fcd711993b0.json
+++ b/evaluation_examples/examples/libreoffice_calc/01b269ae-2111-4a07-81fd-3fcd711993b0.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/0326d92d-d218-48a8-9ca1-981cd6d064c7.json b/evaluation_examples/examples/libreoffice_calc/0326d92d-d218-48a8-9ca1-981cd6d064c7.json
index 0641ffb..144be86 100644
--- a/evaluation_examples/examples/libreoffice_calc/0326d92d-d218-48a8-9ca1-981cd6d064c7.json
+++ b/evaluation_examples/examples/libreoffice_calc/0326d92d-d218-48a8-9ca1-981cd6d064c7.json
@@ -88,5 +88,7 @@
       ]
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/035f41ba-6653-43ab-aa63-c86d449d62e5.json b/evaluation_examples/examples/libreoffice_calc/035f41ba-6653-43ab-aa63-c86d449d62e5.json
index e0b23bb..db50cf5 100644
--- a/evaluation_examples/examples/libreoffice_calc/035f41ba-6653-43ab-aa63-c86d449d62e5.json
+++ b/evaluation_examples/examples/libreoffice_calc/035f41ba-6653-43ab-aa63-c86d449d62e5.json
@@ -84,5 +84,7 @@
       ]
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/04d9aeaf-7bed-4024-bedb-e10e6f00eb7f.json b/evaluation_examples/examples/libreoffice_calc/04d9aeaf-7bed-4024-bedb-e10e6f00eb7f.json
index b2456f8..7cd054c 100644
--- a/evaluation_examples/examples/libreoffice_calc/04d9aeaf-7bed-4024-bedb-e10e6f00eb7f.json
+++ b/evaluation_examples/examples/libreoffice_calc/04d9aeaf-7bed-4024-bedb-e10e6f00eb7f.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/0a2e43bf-b26c-4631-a966-af9dfa12c9e5.json b/evaluation_examples/examples/libreoffice_calc/0a2e43bf-b26c-4631-a966-af9dfa12c9e5.json
index 61e0739..3496019 100644
--- a/evaluation_examples/examples/libreoffice_calc/0a2e43bf-b26c-4631-a966-af9dfa12c9e5.json
+++ b/evaluation_examples/examples/libreoffice_calc/0a2e43bf-b26c-4631-a966-af9dfa12c9e5.json
@@ -87,5 +87,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/0bf05a7d-b28b-44d2-955a-50b41e24012a.json b/evaluation_examples/examples/libreoffice_calc/0bf05a7d-b28b-44d2-955a-50b41e24012a.json
index f9aa4b6..72a968f 100644
--- a/evaluation_examples/examples/libreoffice_calc/0bf05a7d-b28b-44d2-955a-50b41e24012a.json
+++ b/evaluation_examples/examples/libreoffice_calc/0bf05a7d-b28b-44d2-955a-50b41e24012a.json
@@ -106,5 +106,7 @@
       ]
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/0cecd4f3-74de-457b-ba94-29ad6b5dafb6.json b/evaluation_examples/examples/libreoffice_calc/0cecd4f3-74de-457b-ba94-29ad6b5dafb6.json
index ddc31ed..f0b43f1 100644
--- a/evaluation_examples/examples/libreoffice_calc/0cecd4f3-74de-457b-ba94-29ad6b5dafb6.json
+++ b/evaluation_examples/examples/libreoffice_calc/0cecd4f3-74de-457b-ba94-29ad6b5dafb6.json
@@ -92,5 +92,7 @@
       ]
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/12382c62-0cd1-4bf2-bdc8-1d20bf9b2371.json b/evaluation_examples/examples/libreoffice_calc/12382c62-0cd1-4bf2-bdc8-1d20bf9b2371.json
index 9dc7c9f..0f02f02 100644
--- a/evaluation_examples/examples/libreoffice_calc/12382c62-0cd1-4bf2-bdc8-1d20bf9b2371.json
+++ b/evaluation_examples/examples/libreoffice_calc/12382c62-0cd1-4bf2-bdc8-1d20bf9b2371.json
@@ -83,5 +83,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/1273e544-688f-496b-8d89-3e0f40aa0606.json b/evaluation_examples/examples/libreoffice_calc/1273e544-688f-496b-8d89-3e0f40aa0606.json
index 19945b1..5b2bba4 100644
--- a/evaluation_examples/examples/libreoffice_calc/1273e544-688f-496b-8d89-3e0f40aa0606.json
+++ b/evaluation_examples/examples/libreoffice_calc/1273e544-688f-496b-8d89-3e0f40aa0606.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/1334ca3e-f9e3-4db8-9ca7-b4c653be7d17.json b/evaluation_examples/examples/libreoffice_calc/1334ca3e-f9e3-4db8-9ca7-b4c653be7d17.json
index 1c13ed2..bf1cf42 100644
--- a/evaluation_examples/examples/libreoffice_calc/1334ca3e-f9e3-4db8-9ca7-b4c653be7d17.json
+++ b/evaluation_examples/examples/libreoffice_calc/1334ca3e-f9e3-4db8-9ca7-b4c653be7d17.json
@@ -85,5 +85,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/1954cced-e748-45c4-9c26-9855b97fbc5e.json b/evaluation_examples/examples/libreoffice_calc/1954cced-e748-45c4-9c26-9855b97fbc5e.json
index a71f061..6fe80e1 100644
--- a/evaluation_examples/examples/libreoffice_calc/1954cced-e748-45c4-9c26-9855b97fbc5e.json
+++ b/evaluation_examples/examples/libreoffice_calc/1954cced-e748-45c4-9c26-9855b97fbc5e.json
@@ -85,5 +85,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/1d17d234-e39d-4ed7-b46f-4417922a4e7c.json b/evaluation_examples/examples/libreoffice_calc/1d17d234-e39d-4ed7-b46f-4417922a4e7c.json
index 87d83f3..3c964fa 100644
--- a/evaluation_examples/examples/libreoffice_calc/1d17d234-e39d-4ed7-b46f-4417922a4e7c.json
+++ b/evaluation_examples/examples/libreoffice_calc/1d17d234-e39d-4ed7-b46f-4417922a4e7c.json
@@ -75,103 +75,105 @@
           "type": "check_cell",
           "sheet_idx": "RNSheet2",
           "coordinate": "A1",
-		  "props": {
-			  "value": {
-				  "method": "eq",
-				  "ref": "Investment Summary"
-			  }
-		  }
+          "props": {
+            "value": {
+              "method": "eq",
+              "ref": "Investment Summary"
+            }
+          }
         },
         {
           "type": "check_cell",
           "sheet_idx": "RNSheet2",
           "coordinate": "B1",
-		  "props": {
-			  "merge": {
-				  "method": "eq",
-				  "ref": true
-			  }
-		  }
+          "props": {
+            "merge": {
+              "method": "eq",
+              "ref": true
+            }
+          }
         },
         {
           "type": "check_cell",
           "sheet_idx": "RNSheet2",
           "coordinate": "C1",
-		  "props": {
-			  "merge": {
-				  "method": "eq",
-				  "ref": true
-			  }
-		  }
+          "props": {
+            "merge": {
+              "method": "eq",
+              "ref": true
+            }
+          }
         },
         {
           "type": "check_cell",
           "sheet_idx": "RNSheet2",
           "coordinate": "D1",
-		  "props": {
-			  "merge": {
-				  "method": "eq",
-				  "ref": false
-			  }
-		  }
+          "props": {
+            "merge": {
+              "method": "eq",
+              "ref": false
+            }
+          }
         },
         {
           "type": "check_cell",
           "sheet_idx": "RNSheet2",
           "coordinate": "A2",
-		  "props": {
-			  "value": {
-				  "method": "eq",
-				  "ref": "High Interest Rate"
-			  }
-		  }
+          "props": {
+            "value": {
+              "method": "eq",
+              "ref": "High Interest Rate"
+            }
+          }
         },
         {
           "type": "check_cell",
           "sheet_idx": "RNSheet2",
           "coordinate": "B2",
-		  "props": {
-			  "merge": {
-				  "method": "eq",
-				  "ref": true
-			  }
-		  }
+          "props": {
+            "merge": {
+              "method": "eq",
+              "ref": true
+            }
+          }
         },
         {
           "type": "check_cell",
           "sheet_idx": "RNSheet2",
           "coordinate": "C2",
-		  "props": {
-			  "value": {
-				  "method": "eq",
-				  "ref": "Low Interest Rate"
-			  }
-		  }
+          "props": {
+            "value": {
+              "method": "eq",
+              "ref": "Low Interest Rate"
+            }
+          }
         },
         {
           "type": "check_cell",
           "sheet_idx": "RNSheet2",
           "coordinate": "D2",
-		  "props": {
-			  "merge": {
-				  "method": "eq",
-				  "ref": true
-			  }
-		  }
+          "props": {
+            "merge": {
+              "method": "eq",
+              "ref": true
+            }
+          }
         },
-		{
-			"type": "check_cell",
-			"sheet_idx": "RNSheet2",
-			"coordinate": "E2",
-			"props": {
-				"merge": {
-					"method": "eq",
-					"ref": false
-				}
-			}
-		}
+        {
+          "type": "check_cell",
+          "sheet_idx": "RNSheet2",
+          "coordinate": "E2",
+          "props": {
+            "merge": {
+              "method": "eq",
+              "ref": false
+            }
+          }
+        }
       ]
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/1de60575-bb6e-4c3d-9e6a-2fa699f9f197.json b/evaluation_examples/examples/libreoffice_calc/1de60575-bb6e-4c3d-9e6a-2fa699f9f197.json
index 1747ee2..d313d45 100644
--- a/evaluation_examples/examples/libreoffice_calc/1de60575-bb6e-4c3d-9e6a-2fa699f9f197.json
+++ b/evaluation_examples/examples/libreoffice_calc/1de60575-bb6e-4c3d-9e6a-2fa699f9f197.json
@@ -85,5 +85,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/1e8df695-bd1b-45b3-b557-e7d599cf7597.json b/evaluation_examples/examples/libreoffice_calc/1e8df695-bd1b-45b3-b557-e7d599cf7597.json
index 057572e..5ae1b6f 100644
--- a/evaluation_examples/examples/libreoffice_calc/1e8df695-bd1b-45b3-b557-e7d599cf7597.json
+++ b/evaluation_examples/examples/libreoffice_calc/1e8df695-bd1b-45b3-b557-e7d599cf7597.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/21ab7b40-77c2-4ae6-8321-e00d3a086c73.json b/evaluation_examples/examples/libreoffice_calc/21ab7b40-77c2-4ae6-8321-e00d3a086c73.json
index 7e90f59..2819cfc 100644
--- a/evaluation_examples/examples/libreoffice_calc/21ab7b40-77c2-4ae6-8321-e00d3a086c73.json
+++ b/evaluation_examples/examples/libreoffice_calc/21ab7b40-77c2-4ae6-8321-e00d3a086c73.json
@@ -87,5 +87,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/21df9241-f8d7-4509-b7f1-37e501a823f7.json b/evaluation_examples/examples/libreoffice_calc/21df9241-f8d7-4509-b7f1-37e501a823f7.json
index 016872a..585cd78 100644
--- a/evaluation_examples/examples/libreoffice_calc/21df9241-f8d7-4509-b7f1-37e501a823f7.json
+++ b/evaluation_examples/examples/libreoffice_calc/21df9241-f8d7-4509-b7f1-37e501a823f7.json
@@ -113,5 +113,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/26a8440e-c166-4c50-aef4-bfb77314b46b.json b/evaluation_examples/examples/libreoffice_calc/26a8440e-c166-4c50-aef4-bfb77314b46b.json
index 6fbf5a8..a150c9c 100644
--- a/evaluation_examples/examples/libreoffice_calc/26a8440e-c166-4c50-aef4-bfb77314b46b.json
+++ b/evaluation_examples/examples/libreoffice_calc/26a8440e-c166-4c50-aef4-bfb77314b46b.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/2bd59342-0664-4ccb-ba87-79379096cc08.json b/evaluation_examples/examples/libreoffice_calc/2bd59342-0664-4ccb-ba87-79379096cc08.json
index 91a1f54..aa074c4 100644
--- a/evaluation_examples/examples/libreoffice_calc/2bd59342-0664-4ccb-ba87-79379096cc08.json
+++ b/evaluation_examples/examples/libreoffice_calc/2bd59342-0664-4ccb-ba87-79379096cc08.json
@@ -4,7 +4,7 @@
   "instruction": "Make sparkline charts for each order id with the data from Jan to Mar in the \"Chart\" column.",
   "source": "https://www.youtube.com/shorts/L3Z-F1QTQFY",
   "config": [
-	{
+    {
       "type": "download",
       "parameters": {
         "files": [
@@ -29,5 +29,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/30e3e107-1cfb-46ee-a755-2cd080d7ba6a.json b/evaluation_examples/examples/libreoffice_calc/30e3e107-1cfb-46ee-a755-2cd080d7ba6a.json
index 322112e..26cee5b 100644
--- a/evaluation_examples/examples/libreoffice_calc/30e3e107-1cfb-46ee-a755-2cd080d7ba6a.json
+++ b/evaluation_examples/examples/libreoffice_calc/30e3e107-1cfb-46ee-a755-2cd080d7ba6a.json
@@ -108,5 +108,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/347ef137-7eeb-4c80-a3bb-0951f26a8aff.json b/evaluation_examples/examples/libreoffice_calc/347ef137-7eeb-4c80-a3bb-0951f26a8aff.json
index 4383723..d87d82b 100644
--- a/evaluation_examples/examples/libreoffice_calc/347ef137-7eeb-4c80-a3bb-0951f26a8aff.json
+++ b/evaluation_examples/examples/libreoffice_calc/347ef137-7eeb-4c80-a3bb-0951f26a8aff.json
@@ -88,5 +88,7 @@
       ]
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/357ef137-7eeb-4c80-a3bb-0951f26a8aff.json b/evaluation_examples/examples/libreoffice_calc/357ef137-7eeb-4c80-a3bb-0951f26a8aff.json
index 7073c43..e731867 100644
--- a/evaluation_examples/examples/libreoffice_calc/357ef137-7eeb-4c80-a3bb-0951f26a8aff.json
+++ b/evaluation_examples/examples/libreoffice_calc/357ef137-7eeb-4c80-a3bb-0951f26a8aff.json
@@ -80,5 +80,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/37608790-6147-45d0-9f20-1137bb35703d.json b/evaluation_examples/examples/libreoffice_calc/37608790-6147-45d0-9f20-1137bb35703d.json
index cc58204..784a098 100644
--- a/evaluation_examples/examples/libreoffice_calc/37608790-6147-45d0-9f20-1137bb35703d.json
+++ b/evaluation_examples/examples/libreoffice_calc/37608790-6147-45d0-9f20-1137bb35703d.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/3a7c8185-25c1-4941-bd7b-96e823c9f21f.json b/evaluation_examples/examples/libreoffice_calc/3a7c8185-25c1-4941-bd7b-96e823c9f21f.json
index deb6ce5..20e3652 100644
--- a/evaluation_examples/examples/libreoffice_calc/3a7c8185-25c1-4941-bd7b-96e823c9f21f.json
+++ b/evaluation_examples/examples/libreoffice_calc/3a7c8185-25c1-4941-bd7b-96e823c9f21f.json
@@ -87,5 +87,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/3aaa4e37-dc91-482e-99af-132a612d40f3.json b/evaluation_examples/examples/libreoffice_calc/3aaa4e37-dc91-482e-99af-132a612d40f3.json
index c6b7c06..d883c96 100644
--- a/evaluation_examples/examples/libreoffice_calc/3aaa4e37-dc91-482e-99af-132a612d40f3.json
+++ b/evaluation_examples/examples/libreoffice_calc/3aaa4e37-dc91-482e-99af-132a612d40f3.json
@@ -39,5 +39,7 @@
       "dest": "Export_Calc_to_CSV_gold.csv"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/4172ea6e-6b77-4edb-a9cc-c0014bd1603b.json b/evaluation_examples/examples/libreoffice_calc/4172ea6e-6b77-4edb-a9cc-c0014bd1603b.json
index a229d53..4f9e19b 100644
--- a/evaluation_examples/examples/libreoffice_calc/4172ea6e-6b77-4edb-a9cc-c0014bd1603b.json
+++ b/evaluation_examples/examples/libreoffice_calc/4172ea6e-6b77-4edb-a9cc-c0014bd1603b.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/4188d3a4-077d-46b7-9c86-23e1a036f6c1.json b/evaluation_examples/examples/libreoffice_calc/4188d3a4-077d-46b7-9c86-23e1a036f6c1.json
index 9f64bde..bb16bec 100644
--- a/evaluation_examples/examples/libreoffice_calc/4188d3a4-077d-46b7-9c86-23e1a036f6c1.json
+++ b/evaluation_examples/examples/libreoffice_calc/4188d3a4-077d-46b7-9c86-23e1a036f6c1.json
@@ -84,5 +84,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/42e0a640-4f19-4b28-973d-729602b5a4a7.json b/evaluation_examples/examples/libreoffice_calc/42e0a640-4f19-4b28-973d-729602b5a4a7.json
index 40ca306..4111928 100644
--- a/evaluation_examples/examples/libreoffice_calc/42e0a640-4f19-4b28-973d-729602b5a4a7.json
+++ b/evaluation_examples/examples/libreoffice_calc/42e0a640-4f19-4b28-973d-729602b5a4a7.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/4de54231-e4b5-49e3-b2ba-61a0bec721c0.json b/evaluation_examples/examples/libreoffice_calc/4de54231-e4b5-49e3-b2ba-61a0bec721c0.json
index 3ae9161..d314bcf 100644
--- a/evaluation_examples/examples/libreoffice_calc/4de54231-e4b5-49e3-b2ba-61a0bec721c0.json
+++ b/evaluation_examples/examples/libreoffice_calc/4de54231-e4b5-49e3-b2ba-61a0bec721c0.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/4e6fcf72-daf3-439f-a232-c434ce416af6.json b/evaluation_examples/examples/libreoffice_calc/4e6fcf72-daf3-439f-a232-c434ce416af6.json
index 5c9fc81..47c7fec 100644
--- a/evaluation_examples/examples/libreoffice_calc/4e6fcf72-daf3-439f-a232-c434ce416af6.json
+++ b/evaluation_examples/examples/libreoffice_calc/4e6fcf72-daf3-439f-a232-c434ce416af6.json
@@ -131,5 +131,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/4f07fbe9-70de-4927-a4d5-bb28bc12c52c.json b/evaluation_examples/examples/libreoffice_calc/4f07fbe9-70de-4927-a4d5-bb28bc12c52c.json
index 962f315..0e3305d 100644
--- a/evaluation_examples/examples/libreoffice_calc/4f07fbe9-70de-4927-a4d5-bb28bc12c52c.json
+++ b/evaluation_examples/examples/libreoffice_calc/4f07fbe9-70de-4927-a4d5-bb28bc12c52c.json
@@ -112,5 +112,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/51719eea-10bc-4246-a428-ac7c433dd4b3.json b/evaluation_examples/examples/libreoffice_calc/51719eea-10bc-4246-a428-ac7c433dd4b3.json
index 68ff36f..c866a21 100644
--- a/evaluation_examples/examples/libreoffice_calc/51719eea-10bc-4246-a428-ac7c433dd4b3.json
+++ b/evaluation_examples/examples/libreoffice_calc/51719eea-10bc-4246-a428-ac7c433dd4b3.json
@@ -85,5 +85,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/51b11269-2ca8-4b2a-9163-f21758420e78.json b/evaluation_examples/examples/libreoffice_calc/51b11269-2ca8-4b2a-9163-f21758420e78.json
index dd65037..25a4b44 100644
--- a/evaluation_examples/examples/libreoffice_calc/51b11269-2ca8-4b2a-9163-f21758420e78.json
+++ b/evaluation_examples/examples/libreoffice_calc/51b11269-2ca8-4b2a-9163-f21758420e78.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/535364ea-05bd-46ea-9937-9f55c68507e8.json b/evaluation_examples/examples/libreoffice_calc/535364ea-05bd-46ea-9937-9f55c68507e8.json
index 00436bd..5a03d94 100644
--- a/evaluation_examples/examples/libreoffice_calc/535364ea-05bd-46ea-9937-9f55c68507e8.json
+++ b/evaluation_examples/examples/libreoffice_calc/535364ea-05bd-46ea-9937-9f55c68507e8.json
@@ -85,5 +85,7 @@
       ]
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/6054afcb-5bab-4702-90a0-b259b5d3217c.json b/evaluation_examples/examples/libreoffice_calc/6054afcb-5bab-4702-90a0-b259b5d3217c.json
index 53cc308..a4523f1 100644
--- a/evaluation_examples/examples/libreoffice_calc/6054afcb-5bab-4702-90a0-b259b5d3217c.json
+++ b/evaluation_examples/examples/libreoffice_calc/6054afcb-5bab-4702-90a0-b259b5d3217c.json
@@ -87,5 +87,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/6e99a1ad-07d2-4b66-a1ce-ece6d99c20a5.json b/evaluation_examples/examples/libreoffice_calc/6e99a1ad-07d2-4b66-a1ce-ece6d99c20a5.json
index edea754..d73a8e2 100644
--- a/evaluation_examples/examples/libreoffice_calc/6e99a1ad-07d2-4b66-a1ce-ece6d99c20a5.json
+++ b/evaluation_examples/examples/libreoffice_calc/6e99a1ad-07d2-4b66-a1ce-ece6d99c20a5.json
@@ -112,5 +112,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/7a4e4bc8-922c-4c84-865c-25ba34136be1.json b/evaluation_examples/examples/libreoffice_calc/7a4e4bc8-922c-4c84-865c-25ba34136be1.json
index a322ddf..9c5637b 100644
--- a/evaluation_examples/examples/libreoffice_calc/7a4e4bc8-922c-4c84-865c-25ba34136be1.json
+++ b/evaluation_examples/examples/libreoffice_calc/7a4e4bc8-922c-4c84-865c-25ba34136be1.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/7e429b8d-a3f0-4ed0-9b58-08957d00b127.json b/evaluation_examples/examples/libreoffice_calc/7e429b8d-a3f0-4ed0-9b58-08957d00b127.json
index b2505f4..9eb62e5 100644
--- a/evaluation_examples/examples/libreoffice_calc/7e429b8d-a3f0-4ed0-9b58-08957d00b127.json
+++ b/evaluation_examples/examples/libreoffice_calc/7e429b8d-a3f0-4ed0-9b58-08957d00b127.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/7efeb4b1-3d19-4762-b163-63328d66303b.json b/evaluation_examples/examples/libreoffice_calc/7efeb4b1-3d19-4762-b163-63328d66303b.json
index a965e02..b7a2ecf 100644
--- a/evaluation_examples/examples/libreoffice_calc/7efeb4b1-3d19-4762-b163-63328d66303b.json
+++ b/evaluation_examples/examples/libreoffice_calc/7efeb4b1-3d19-4762-b163-63328d66303b.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/8b1ce5f2-59d2-4dcc-b0b0-666a714b9a14.json b/evaluation_examples/examples/libreoffice_calc/8b1ce5f2-59d2-4dcc-b0b0-666a714b9a14.json
index 2df5908..107d478 100644
--- a/evaluation_examples/examples/libreoffice_calc/8b1ce5f2-59d2-4dcc-b0b0-666a714b9a14.json
+++ b/evaluation_examples/examples/libreoffice_calc/8b1ce5f2-59d2-4dcc-b0b0-666a714b9a14.json
@@ -87,5 +87,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/a01fbce3-2793-461f-ab86-43680ccbae25.json b/evaluation_examples/examples/libreoffice_calc/a01fbce3-2793-461f-ab86-43680ccbae25.json
index 9aec537..f780b01 100644
--- a/evaluation_examples/examples/libreoffice_calc/a01fbce3-2793-461f-ab86-43680ccbae25.json
+++ b/evaluation_examples/examples/libreoffice_calc/a01fbce3-2793-461f-ab86-43680ccbae25.json
@@ -112,5 +112,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/a9f325aa-8c05-4e4f-8341-9e4358565f4f.json b/evaluation_examples/examples/libreoffice_calc/a9f325aa-8c05-4e4f-8341-9e4358565f4f.json
index 039378a..93625fb 100644
--- a/evaluation_examples/examples/libreoffice_calc/a9f325aa-8c05-4e4f-8341-9e4358565f4f.json
+++ b/evaluation_examples/examples/libreoffice_calc/a9f325aa-8c05-4e4f-8341-9e4358565f4f.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/aa3a8974-2e85-438b-b29e-a64df44deb4b.json b/evaluation_examples/examples/libreoffice_calc/aa3a8974-2e85-438b-b29e-a64df44deb4b.json
index 4c9eb6e..8ba693a 100644
--- a/evaluation_examples/examples/libreoffice_calc/aa3a8974-2e85-438b-b29e-a64df44deb4b.json
+++ b/evaluation_examples/examples/libreoffice_calc/aa3a8974-2e85-438b-b29e-a64df44deb4b.json
@@ -27,33 +27,38 @@
     "libreoffice_calc"
   ],
   "evaluator": {
-    "func": ["check_pdf_pages", "compare_pdfs"],
+    "func": [
+      "check_pdf_pages",
+      "compare_pdfs"
+    ],
     "result": [
-		{
-		  "type": "vm_file",
-		  "path": "/home/user/Resize_Cells_Fit_Page.pdf",
-		  "dest": "Resize_Cells_Fit_Page.pdf"
-		},
-		{
-		  "type": "vm_file",
-		  "path": "/home/user/Resize_Cells_Fit_Page.pdf",
-		  "dest": "Resize_Cells_Fit_Page.pdf"
-		}
-	],
+      {
+        "type": "vm_file",
+        "path": "/home/user/Resize_Cells_Fit_Page.pdf",
+        "dest": "Resize_Cells_Fit_Page.pdf"
+      },
+      {
+        "type": "vm_file",
+        "path": "/home/user/Resize_Cells_Fit_Page.pdf",
+        "dest": "Resize_Cells_Fit_Page.pdf"
+      }
+    ],
     "expected": [
-		{
-		  "type": "rule",
-		  "rules": {
-			"relation": "eq",
-			"ref_value": 1
-		  }
-		},
-		{
-			"type": "cloud_file",
-			"path": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_calc/aa3a8974-2e85-438b-b29e-a64df44deb4b/Resize_Cells_Fit_Page_gt.pdf",
-			"dest": "Resize_Cells_Fit_Page_gt.pdf"
-		}
-	]
+      {
+        "type": "rule",
+        "rules": {
+          "relation": "eq",
+          "ref_value": 1
+        }
+      },
+      {
+        "type": "cloud_file",
+        "path": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_calc/aa3a8974-2e85-438b-b29e-a64df44deb4b/Resize_Cells_Fit_Page_gt.pdf",
+        "dest": "Resize_Cells_Fit_Page_gt.pdf"
+      }
+    ]
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/abed40dc-063f-4598-8ba5-9fe749c0615d.json b/evaluation_examples/examples/libreoffice_calc/abed40dc-063f-4598-8ba5-9fe749c0615d.json
index d0d6e07..ec0a085 100644
--- a/evaluation_examples/examples/libreoffice_calc/abed40dc-063f-4598-8ba5-9fe749c0615d.json
+++ b/evaluation_examples/examples/libreoffice_calc/abed40dc-063f-4598-8ba5-9fe749c0615d.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/d681960f-7bc3-4286-9913-a8812ba3261a.json b/evaluation_examples/examples/libreoffice_calc/d681960f-7bc3-4286-9913-a8812ba3261a.json
index 1a53cdb..b0e74cb 100644
--- a/evaluation_examples/examples/libreoffice_calc/d681960f-7bc3-4286-9913-a8812ba3261a.json
+++ b/evaluation_examples/examples/libreoffice_calc/d681960f-7bc3-4286-9913-a8812ba3261a.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/eb03d19a-b88d-4de4-8a64-ca0ac66f426b.json b/evaluation_examples/examples/libreoffice_calc/eb03d19a-b88d-4de4-8a64-ca0ac66f426b.json
index 837f436..2e616fb 100644
--- a/evaluation_examples/examples/libreoffice_calc/eb03d19a-b88d-4de4-8a64-ca0ac66f426b.json
+++ b/evaluation_examples/examples/libreoffice_calc/eb03d19a-b88d-4de4-8a64-ca0ac66f426b.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/ecb0df7a-4e8d-4a03-b162-053391d3afaf.json b/evaluation_examples/examples/libreoffice_calc/ecb0df7a-4e8d-4a03-b162-053391d3afaf.json
index 39709fb..bd95ca4 100644
--- a/evaluation_examples/examples/libreoffice_calc/ecb0df7a-4e8d-4a03-b162-053391d3afaf.json
+++ b/evaluation_examples/examples/libreoffice_calc/ecb0df7a-4e8d-4a03-b162-053391d3afaf.json
@@ -106,5 +106,7 @@
       "dest": "Order_Id_Mark_Pass_Fail_gold.xlsx"
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_calc/f9584479-3d0d-4c79-affa-9ad7afdd8850.json b/evaluation_examples/examples/libreoffice_calc/f9584479-3d0d-4c79-affa-9ad7afdd8850.json
index 91148f9..63a9c16 100644
--- a/evaluation_examples/examples/libreoffice_calc/f9584479-3d0d-4c79-affa-9ad7afdd8850.json
+++ b/evaluation_examples/examples/libreoffice_calc/f9584479-3d0d-4c79-affa-9ad7afdd8850.json
@@ -79,5 +79,7 @@
       ]
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/04578141-1d42-4146-b9cf-6fab4ce5fd74.json b/evaluation_examples/examples/libreoffice_impress/04578141-1d42-4146-b9cf-6fab4ce5fd74.json
index 22b5e1a..66c6a75 100644
--- a/evaluation_examples/examples/libreoffice_impress/04578141-1d42-4146-b9cf-6fab4ce5fd74.json
+++ b/evaluation_examples/examples/libreoffice_impress/04578141-1d42-4146-b9cf-6fab4ce5fd74.json
@@ -94,5 +94,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/05dd4c1d-c489-4c85-8389-a7836c4f0567.json b/evaluation_examples/examples/libreoffice_impress/05dd4c1d-c489-4c85-8389-a7836c4f0567.json
index 9a1b767..b0e88cb 100644
--- a/evaluation_examples/examples/libreoffice_impress/05dd4c1d-c489-4c85-8389-a7836c4f0567.json
+++ b/evaluation_examples/examples/libreoffice_impress/05dd4c1d-c489-4c85-8389-a7836c4f0567.json
@@ -1,7 +1,7 @@
 {
   "id": "05dd4c1d-c489-4c85-8389-a7836c4f0567",
   "snapshot": "libreoffice_impress",
-  "instruction":"Align the first textbox on slide 3 to the right, on slide 4 to the center, and on slide 5 to the left. Ensure that the alignment is applied correctly to each respective slide.",
+  "instruction": "Align the first textbox on slide 3 to the right, on slide 4 to the center, and on slide 5 to the left. Ensure that the alignment is applied correctly to each respective slide.",
   "source": "https://arxiv.org/pdf/2311.01767.pdf",
   "config": [
     {
@@ -65,9 +65,9 @@
     "conj": "or",
     "expected": [
       {
-      "type": "cloud_file",
-      "path": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_impress/05dd4c1d-c489-4c85-8389-a7836c4f0567/38_1_Gold.pptx",
-      "dest": "38_1_Gold.pptx"
+        "type": "cloud_file",
+        "path": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_impress/05dd4c1d-c489-4c85-8389-a7836c4f0567/38_1_Gold.pptx",
+        "dest": "38_1_Gold.pptx"
       },
       {
         "type": "cloud_file",
@@ -88,5 +88,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/08aced46-45a2-48d7-993b-ed3fb5b32302.json b/evaluation_examples/examples/libreoffice_impress/08aced46-45a2-48d7-993b-ed3fb5b32302.json
index b166591..76d56f6 100644
--- a/evaluation_examples/examples/libreoffice_impress/08aced46-45a2-48d7-993b-ed3fb5b32302.json
+++ b/evaluation_examples/examples/libreoffice_impress/08aced46-45a2-48d7-993b-ed3fb5b32302.json
@@ -88,5 +88,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/0a211154-fda0-48d0-9274-eaac4ce5486d.json b/evaluation_examples/examples/libreoffice_impress/0a211154-fda0-48d0-9274-eaac4ce5486d.json
index 7c91bed..c98378a 100644
--- a/evaluation_examples/examples/libreoffice_impress/0a211154-fda0-48d0-9274-eaac4ce5486d.json
+++ b/evaluation_examples/examples/libreoffice_impress/0a211154-fda0-48d0-9274-eaac4ce5486d.json
@@ -73,5 +73,7 @@
       "examine_shape": false
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/0f84bef9-9790-432e-92b7-eece357603fb.json b/evaluation_examples/examples/libreoffice_impress/0f84bef9-9790-432e-92b7-eece357603fb.json
index 9324c1f..e384ae2 100644
--- a/evaluation_examples/examples/libreoffice_impress/0f84bef9-9790-432e-92b7-eece357603fb.json
+++ b/evaluation_examples/examples/libreoffice_impress/0f84bef9-9790-432e-92b7-eece357603fb.json
@@ -34,5 +34,7 @@
       "dest": "registrymodifications.xcu"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/15aece23-a215-4579-91b4-69eec72e18da.json b/evaluation_examples/examples/libreoffice_impress/15aece23-a215-4579-91b4-69eec72e18da.json
index 041ec34..5233ac4 100644
--- a/evaluation_examples/examples/libreoffice_impress/15aece23-a215-4579-91b4-69eec72e18da.json
+++ b/evaluation_examples/examples/libreoffice_impress/15aece23-a215-4579-91b4-69eec72e18da.json
@@ -74,5 +74,7 @@
       "examine_title_bottom_position": true
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/21760ecb-8f62-40d2-8d85-0cee5725cb72.json b/evaluation_examples/examples/libreoffice_impress/21760ecb-8f62-40d2-8d85-0cee5725cb72.json
index edbc566..daadb33 100644
--- a/evaluation_examples/examples/libreoffice_impress/21760ecb-8f62-40d2-8d85-0cee5725cb72.json
+++ b/evaluation_examples/examples/libreoffice_impress/21760ecb-8f62-40d2-8d85-0cee5725cb72.json
@@ -88,5 +88,7 @@
       "dest": "Ch4 Video Effect.pptx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/2b94c692-6abb-48ae-ab0b-b3e8a19cb340.json b/evaluation_examples/examples/libreoffice_impress/2b94c692-6abb-48ae-ab0b-b3e8a19cb340.json
index c5b2038..992413d 100644
--- a/evaluation_examples/examples/libreoffice_impress/2b94c692-6abb-48ae-ab0b-b3e8a19cb340.json
+++ b/evaluation_examples/examples/libreoffice_impress/2b94c692-6abb-48ae-ab0b-b3e8a19cb340.json
@@ -74,5 +74,7 @@
       "examine_right_position": true
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/2cd43775-7085-45d8-89fa-9e35c0a915cf.json b/evaluation_examples/examples/libreoffice_impress/2cd43775-7085-45d8-89fa-9e35c0a915cf.json
index d5cc2ff..684c6b8 100644
--- a/evaluation_examples/examples/libreoffice_impress/2cd43775-7085-45d8-89fa-9e35c0a915cf.json
+++ b/evaluation_examples/examples/libreoffice_impress/2cd43775-7085-45d8-89fa-9e35c0a915cf.json
@@ -32,5 +32,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/3161d64e-3120-47b4-aaad-6a764a92493b.json b/evaluation_examples/examples/libreoffice_impress/3161d64e-3120-47b4-aaad-6a764a92493b.json
index 14d6462..853165b 100644
--- a/evaluation_examples/examples/libreoffice_impress/3161d64e-3120-47b4-aaad-6a764a92493b.json
+++ b/evaluation_examples/examples/libreoffice_impress/3161d64e-3120-47b4-aaad-6a764a92493b.json
@@ -73,5 +73,7 @@
       "examine_shape": false
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/358aa0a7-6677-453f-ae35-e440f004c31e.json b/evaluation_examples/examples/libreoffice_impress/358aa0a7-6677-453f-ae35-e440f004c31e.json
index 8d42b95..3576915 100644
--- a/evaluation_examples/examples/libreoffice_impress/358aa0a7-6677-453f-ae35-e440f004c31e.json
+++ b/evaluation_examples/examples/libreoffice_impress/358aa0a7-6677-453f-ae35-e440f004c31e.json
@@ -73,5 +73,7 @@
       "examine_shape": false
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/39be0d19-634d-4475-8768-09c130f5425d.json b/evaluation_examples/examples/libreoffice_impress/39be0d19-634d-4475-8768-09c130f5425d.json
index bf0d9fb..1d32197 100644
--- a/evaluation_examples/examples/libreoffice_impress/39be0d19-634d-4475-8768-09c130f5425d.json
+++ b/evaluation_examples/examples/libreoffice_impress/39be0d19-634d-4475-8768-09c130f5425d.json
@@ -71,5 +71,7 @@
     },
     "options": {}
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/3b27600c-3668-4abd-8f84-7bcdebbccbdb.json b/evaluation_examples/examples/libreoffice_impress/3b27600c-3668-4abd-8f84-7bcdebbccbdb.json
index 7e90f4f..452c576 100644
--- a/evaluation_examples/examples/libreoffice_impress/3b27600c-3668-4abd-8f84-7bcdebbccbdb.json
+++ b/evaluation_examples/examples/libreoffice_impress/3b27600c-3668-4abd-8f84-7bcdebbccbdb.json
@@ -80,5 +80,7 @@
       "dest": "lec17-gui-events.pptx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/455d3c66-7dc6-4537-a39a-36d3e9119df7.json b/evaluation_examples/examples/libreoffice_impress/455d3c66-7dc6-4537-a39a-36d3e9119df7.json
index 9e85600..81eabde 100644
--- a/evaluation_examples/examples/libreoffice_impress/455d3c66-7dc6-4537-a39a-36d3e9119df7.json
+++ b/evaluation_examples/examples/libreoffice_impress/455d3c66-7dc6-4537-a39a-36d3e9119df7.json
@@ -69,7 +69,8 @@
       "path": "/home/user/Desktop/res.png",
       "dest": "res.png"
     }
-
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/4ed5abd0-8b5d-47bd-839f-cacfa15ca37a.json b/evaluation_examples/examples/libreoffice_impress/4ed5abd0-8b5d-47bd-839f-cacfa15ca37a.json
index 613ea67..dfd8b6b 100644
--- a/evaluation_examples/examples/libreoffice_impress/4ed5abd0-8b5d-47bd-839f-cacfa15ca37a.json
+++ b/evaluation_examples/examples/libreoffice_impress/4ed5abd0-8b5d-47bd-839f-cacfa15ca37a.json
@@ -88,5 +88,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/550ce7e7-747b-495f-b122-acdc4d0b8e54.json b/evaluation_examples/examples/libreoffice_impress/550ce7e7-747b-495f-b122-acdc4d0b8e54.json
index da116b1..4fde7f5 100644
--- a/evaluation_examples/examples/libreoffice_impress/550ce7e7-747b-495f-b122-acdc4d0b8e54.json
+++ b/evaluation_examples/examples/libreoffice_impress/550ce7e7-747b-495f-b122-acdc4d0b8e54.json
@@ -104,5 +104,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/57667013-ea97-417c-9dce-2713091e6e2a.json b/evaluation_examples/examples/libreoffice_impress/57667013-ea97-417c-9dce-2713091e6e2a.json
index 812bdda..518bfcc 100644
--- a/evaluation_examples/examples/libreoffice_impress/57667013-ea97-417c-9dce-2713091e6e2a.json
+++ b/evaluation_examples/examples/libreoffice_impress/57667013-ea97-417c-9dce-2713091e6e2a.json
@@ -88,5 +88,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/5c1a6c3d-c1b3-47cb-9b01-8d1b7544ffa1.json b/evaluation_examples/examples/libreoffice_impress/5c1a6c3d-c1b3-47cb-9b01-8d1b7544ffa1.json
index a22e3ea..42aced6 100644
--- a/evaluation_examples/examples/libreoffice_impress/5c1a6c3d-c1b3-47cb-9b01-8d1b7544ffa1.json
+++ b/evaluation_examples/examples/libreoffice_impress/5c1a6c3d-c1b3-47cb-9b01-8d1b7544ffa1.json
@@ -88,5 +88,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/5cfb9197-e72b-454b-900e-c06b0c802b40.json b/evaluation_examples/examples/libreoffice_impress/5cfb9197-e72b-454b-900e-c06b0c802b40.json
index 74be16d..d1f7451 100644
--- a/evaluation_examples/examples/libreoffice_impress/5cfb9197-e72b-454b-900e-c06b0c802b40.json
+++ b/evaluation_examples/examples/libreoffice_impress/5cfb9197-e72b-454b-900e-c06b0c802b40.json
@@ -65,9 +65,9 @@
     "conj": "or",
     "expected": [
       {
-      "type": "cloud_file",
-      "path": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_impress/5cfb9197-e72b-454b-900e-c06b0c802b40/33_1_Gold.pptx",
-      "dest": "33_1_Gold.pptx"
+        "type": "cloud_file",
+        "path": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_impress/5cfb9197-e72b-454b-900e-c06b0c802b40/33_1_Gold.pptx",
+        "dest": "33_1_Gold.pptx"
       },
       {
         "type": "cloud_file",
@@ -88,5 +88,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/5d901039-a89c-4bfb-967b-bf66f4df075e.json b/evaluation_examples/examples/libreoffice_impress/5d901039-a89c-4bfb-967b-bf66f4df075e.json
index 8ca9ab4..430ee97 100644
--- a/evaluation_examples/examples/libreoffice_impress/5d901039-a89c-4bfb-967b-bf66f4df075e.json
+++ b/evaluation_examples/examples/libreoffice_impress/5d901039-a89c-4bfb-967b-bf66f4df075e.json
@@ -70,5 +70,7 @@
       "dest": "CPD_Background_Investigation_Process.pptx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/70bca0cc-c117-427e-b0be-4df7299ebeb6.json b/evaluation_examples/examples/libreoffice_impress/70bca0cc-c117-427e-b0be-4df7299ebeb6.json
index 5a6ede4..1a71081 100644
--- a/evaluation_examples/examples/libreoffice_impress/70bca0cc-c117-427e-b0be-4df7299ebeb6.json
+++ b/evaluation_examples/examples/libreoffice_impress/70bca0cc-c117-427e-b0be-4df7299ebeb6.json
@@ -71,5 +71,7 @@
     },
     "options": {}
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/73c99fb9-f828-43ce-b87a-01dc07faa224.json b/evaluation_examples/examples/libreoffice_impress/73c99fb9-f828-43ce-b87a-01dc07faa224.json
index e7974e5..a9d4c09 100644
--- a/evaluation_examples/examples/libreoffice_impress/73c99fb9-f828-43ce-b87a-01dc07faa224.json
+++ b/evaluation_examples/examples/libreoffice_impress/73c99fb9-f828-43ce-b87a-01dc07faa224.json
@@ -71,5 +71,7 @@
     },
     "options": {}
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/7ae48c60-f143-4119-b659-15b8f485eb9a.json b/evaluation_examples/examples/libreoffice_impress/7ae48c60-f143-4119-b659-15b8f485eb9a.json
index 2a62d3d..64c1b42 100644
--- a/evaluation_examples/examples/libreoffice_impress/7ae48c60-f143-4119-b659-15b8f485eb9a.json
+++ b/evaluation_examples/examples/libreoffice_impress/7ae48c60-f143-4119-b659-15b8f485eb9a.json
@@ -102,5 +102,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/7dbc52a6-11e0-4c9a-a2cb-1e36cfda80d8.json b/evaluation_examples/examples/libreoffice_impress/7dbc52a6-11e0-4c9a-a2cb-1e36cfda80d8.json
index 9079822..04c6fe4 100644
--- a/evaluation_examples/examples/libreoffice_impress/7dbc52a6-11e0-4c9a-a2cb-1e36cfda80d8.json
+++ b/evaluation_examples/examples/libreoffice_impress/7dbc52a6-11e0-4c9a-a2cb-1e36cfda80d8.json
@@ -72,5 +72,7 @@
     },
     "options": {}
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/841b50aa-df53-47bd-a73a-22d3a9f73160.json b/evaluation_examples/examples/libreoffice_impress/841b50aa-df53-47bd-a73a-22d3a9f73160.json
index d480867..5be7d9e 100644
--- a/evaluation_examples/examples/libreoffice_impress/841b50aa-df53-47bd-a73a-22d3a9f73160.json
+++ b/evaluation_examples/examples/libreoffice_impress/841b50aa-df53-47bd-a73a-22d3a9f73160.json
@@ -72,5 +72,7 @@
     },
     "options": {}
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/8979838c-54a5-4454-a2b8-3d135a1a5c8f.json b/evaluation_examples/examples/libreoffice_impress/8979838c-54a5-4454-a2b8-3d135a1a5c8f.json
index faf5b30..91d1483 100644
--- a/evaluation_examples/examples/libreoffice_impress/8979838c-54a5-4454-a2b8-3d135a1a5c8f.json
+++ b/evaluation_examples/examples/libreoffice_impress/8979838c-54a5-4454-a2b8-3d135a1a5c8f.json
@@ -71,5 +71,7 @@
     },
     "options": {}
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/986fc832-6af2-417c-8845-9272b3a1528b.json b/evaluation_examples/examples/libreoffice_impress/986fc832-6af2-417c-8845-9272b3a1528b.json
index fd99963..9feb9fb 100644
--- a/evaluation_examples/examples/libreoffice_impress/986fc832-6af2-417c-8845-9272b3a1528b.json
+++ b/evaluation_examples/examples/libreoffice_impress/986fc832-6af2-417c-8845-9272b3a1528b.json
@@ -71,5 +71,7 @@
     },
     "options": {}
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/9cf05d24-6bd9-4dae-8967-f67d88f5d38a.json b/evaluation_examples/examples/libreoffice_impress/9cf05d24-6bd9-4dae-8967-f67d88f5d38a.json
index 0625545..750a0b0 100644
--- a/evaluation_examples/examples/libreoffice_impress/9cf05d24-6bd9-4dae-8967-f67d88f5d38a.json
+++ b/evaluation_examples/examples/libreoffice_impress/9cf05d24-6bd9-4dae-8967-f67d88f5d38a.json
@@ -71,5 +71,7 @@
     },
     "options": {}
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/9ec204e4-f0a3-42f8-8458-b772a6797cab.json b/evaluation_examples/examples/libreoffice_impress/9ec204e4-f0a3-42f8-8458-b772a6797cab.json
index 8823579..6d68cd6 100644
--- a/evaluation_examples/examples/libreoffice_impress/9ec204e4-f0a3-42f8-8458-b772a6797cab.json
+++ b/evaluation_examples/examples/libreoffice_impress/9ec204e4-f0a3-42f8-8458-b772a6797cab.json
@@ -88,5 +88,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/a097acff-6266-4291-9fbd-137af7ecd439.json b/evaluation_examples/examples/libreoffice_impress/a097acff-6266-4291-9fbd-137af7ecd439.json
index 73fc5aa..d16fd69 100644
--- a/evaluation_examples/examples/libreoffice_impress/a097acff-6266-4291-9fbd-137af7ecd439.json
+++ b/evaluation_examples/examples/libreoffice_impress/a097acff-6266-4291-9fbd-137af7ecd439.json
@@ -42,5 +42,7 @@
       "examine_shape": false
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/a434992a-89df-4577-925c-0c58b747f0f4.json b/evaluation_examples/examples/libreoffice_impress/a434992a-89df-4577-925c-0c58b747f0f4.json
index f9ef7ad..5638b9b 100644
--- a/evaluation_examples/examples/libreoffice_impress/a434992a-89df-4577-925c-0c58b747f0f4.json
+++ b/evaluation_examples/examples/libreoffice_impress/a434992a-89df-4577-925c-0c58b747f0f4.json
@@ -71,5 +71,7 @@
     },
     "options": {}
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/a53f80cd-4a90-4490-8310-097b011433f6.json b/evaluation_examples/examples/libreoffice_impress/a53f80cd-4a90-4490-8310-097b011433f6.json
index 5ee3783..08bf58c 100644
--- a/evaluation_examples/examples/libreoffice_impress/a53f80cd-4a90-4490-8310-097b011433f6.json
+++ b/evaluation_examples/examples/libreoffice_impress/a53f80cd-4a90-4490-8310-097b011433f6.json
@@ -88,5 +88,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/a669ef01-ded5-4099-9ea9-25e99b569840.json b/evaluation_examples/examples/libreoffice_impress/a669ef01-ded5-4099-9ea9-25e99b569840.json
index afbc6b5..3c9b999 100644
--- a/evaluation_examples/examples/libreoffice_impress/a669ef01-ded5-4099-9ea9-25e99b569840.json
+++ b/evaluation_examples/examples/libreoffice_impress/a669ef01-ded5-4099-9ea9-25e99b569840.json
@@ -80,5 +80,7 @@
       "dest": "Writing-Outlines.pptx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/ac1b39ff-ee4d-4483-abce-c117e98942f0.json b/evaluation_examples/examples/libreoffice_impress/ac1b39ff-ee4d-4483-abce-c117e98942f0.json
index 3288b9c..4d99adf 100644
--- a/evaluation_examples/examples/libreoffice_impress/ac1b39ff-ee4d-4483-abce-c117e98942f0.json
+++ b/evaluation_examples/examples/libreoffice_impress/ac1b39ff-ee4d-4483-abce-c117e98942f0.json
@@ -74,5 +74,7 @@
       "examine_shape": false
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/ac9bb6cb-1888-43ab-81e4-a98a547918cd.json b/evaluation_examples/examples/libreoffice_impress/ac9bb6cb-1888-43ab-81e4-a98a547918cd.json
index 07b3df8..2aebe44 100644
--- a/evaluation_examples/examples/libreoffice_impress/ac9bb6cb-1888-43ab-81e4-a98a547918cd.json
+++ b/evaluation_examples/examples/libreoffice_impress/ac9bb6cb-1888-43ab-81e4-a98a547918cd.json
@@ -71,5 +71,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/af23762e-2bfd-4a1d-aada-20fa8de9ce07.json b/evaluation_examples/examples/libreoffice_impress/af23762e-2bfd-4a1d-aada-20fa8de9ce07.json
index 4854f10..e10d483 100644
--- a/evaluation_examples/examples/libreoffice_impress/af23762e-2bfd-4a1d-aada-20fa8de9ce07.json
+++ b/evaluation_examples/examples/libreoffice_impress/af23762e-2bfd-4a1d-aada-20fa8de9ce07.json
@@ -70,5 +70,7 @@
       "dest": "Forests.pptx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/af2d657a-e6b3-4c6a-9f67-9e3ed015974c.json b/evaluation_examples/examples/libreoffice_impress/af2d657a-e6b3-4c6a-9f67-9e3ed015974c.json
index 85258b3..04e388b 100644
--- a/evaluation_examples/examples/libreoffice_impress/af2d657a-e6b3-4c6a-9f67-9e3ed015974c.json
+++ b/evaluation_examples/examples/libreoffice_impress/af2d657a-e6b3-4c6a-9f67-9e3ed015974c.json
@@ -71,14 +71,16 @@
     },
     "options": {
       "examine_alignment": false,
-	  "examine_font_underline": false,
-	  "examine_font_size": false,
-	  "examine_font_bold": false,
-	  "examine_font_italic": false,
-	  "examine_color_rgb": false,
-	  "examine_strike_through": false,
-	  "examine_bullets": false
+      "examine_font_underline": false,
+      "examine_font_size": false,
+      "examine_font_bold": false,
+      "examine_font_italic": false,
+      "examine_color_rgb": false,
+      "examine_strike_through": false,
+      "examine_bullets": false
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/b8adbc24-cef2-4b15-99d5-ecbe7ff445eb.json b/evaluation_examples/examples/libreoffice_impress/b8adbc24-cef2-4b15-99d5-ecbe7ff445eb.json
index 5472554..8d82313 100644
--- a/evaluation_examples/examples/libreoffice_impress/b8adbc24-cef2-4b15-99d5-ecbe7ff445eb.json
+++ b/evaluation_examples/examples/libreoffice_impress/b8adbc24-cef2-4b15-99d5-ecbe7ff445eb.json
@@ -74,8 +74,9 @@
       "examine_font_name": false,
       "examine_shape": false,
       "examine_font_size": false
-
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/bf4e9888-f10f-47af-8dba-76413038b73c.json b/evaluation_examples/examples/libreoffice_impress/bf4e9888-f10f-47af-8dba-76413038b73c.json
index 63ac3d6..23f7827 100644
--- a/evaluation_examples/examples/libreoffice_impress/bf4e9888-f10f-47af-8dba-76413038b73c.json
+++ b/evaluation_examples/examples/libreoffice_impress/bf4e9888-f10f-47af-8dba-76413038b73c.json
@@ -139,5 +139,7 @@
       "examine_shape": false
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/c59742c0-4323-4b9d-8a02-723c251deaa0.json b/evaluation_examples/examples/libreoffice_impress/c59742c0-4323-4b9d-8a02-723c251deaa0.json
index 562f296..627be34 100644
--- a/evaluation_examples/examples/libreoffice_impress/c59742c0-4323-4b9d-8a02-723c251deaa0.json
+++ b/evaluation_examples/examples/libreoffice_impress/c59742c0-4323-4b9d-8a02-723c251deaa0.json
@@ -82,5 +82,7 @@
       "dest": "Baseball_to_be_placed.mp3"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/c82632a4-56b6-4db4-9dd1-3820ee3388e4.json b/evaluation_examples/examples/libreoffice_impress/c82632a4-56b6-4db4-9dd1-3820ee3388e4.json
index 4723c20..0846ea1 100644
--- a/evaluation_examples/examples/libreoffice_impress/c82632a4-56b6-4db4-9dd1-3820ee3388e4.json
+++ b/evaluation_examples/examples/libreoffice_impress/c82632a4-56b6-4db4-9dd1-3820ee3388e4.json
@@ -86,5 +86,7 @@
       "approximately_tolerance": 0.01
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/ce88f674-ab7a-43da-9201-468d38539e4a.json b/evaluation_examples/examples/libreoffice_impress/ce88f674-ab7a-43da-9201-468d38539e4a.json
index 41226ba..cc7fbef 100644
--- a/evaluation_examples/examples/libreoffice_impress/ce88f674-ab7a-43da-9201-468d38539e4a.json
+++ b/evaluation_examples/examples/libreoffice_impress/ce88f674-ab7a-43da-9201-468d38539e4a.json
@@ -65,5 +65,7 @@
       "dest": "AM_Last_Page_Template.pptx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/e4ef0baf-4b52-4590-a47e-d4d464cca2d7.json b/evaluation_examples/examples/libreoffice_impress/e4ef0baf-4b52-4590-a47e-d4d464cca2d7.json
index 7b3678c..4baa970 100644
--- a/evaluation_examples/examples/libreoffice_impress/e4ef0baf-4b52-4590-a47e-d4d464cca2d7.json
+++ b/evaluation_examples/examples/libreoffice_impress/e4ef0baf-4b52-4590-a47e-d4d464cca2d7.json
@@ -88,5 +88,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/ed43c15f-00cb-4054-9c95-62c880865d68.json b/evaluation_examples/examples/libreoffice_impress/ed43c15f-00cb-4054-9c95-62c880865d68.json
index 0f363d4..465dd05 100644
--- a/evaluation_examples/examples/libreoffice_impress/ed43c15f-00cb-4054-9c95-62c880865d68.json
+++ b/evaluation_examples/examples/libreoffice_impress/ed43c15f-00cb-4054-9c95-62c880865d68.json
@@ -74,5 +74,7 @@
       "examine_top_position": true
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/edb61b14-a854-4bf5-a075-c8075c11293a.json b/evaluation_examples/examples/libreoffice_impress/edb61b14-a854-4bf5-a075-c8075c11293a.json
index 1c1f3aa..e9f8aba 100644
--- a/evaluation_examples/examples/libreoffice_impress/edb61b14-a854-4bf5-a075-c8075c11293a.json
+++ b/evaluation_examples/examples/libreoffice_impress/edb61b14-a854-4bf5-a075-c8075c11293a.json
@@ -72,5 +72,7 @@
     },
     "options": {}
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/ef9d12bd-bcee-4ba0-a40e-918400f43ddf.json b/evaluation_examples/examples/libreoffice_impress/ef9d12bd-bcee-4ba0-a40e-918400f43ddf.json
index a12b904..b2a9ade 100644
--- a/evaluation_examples/examples/libreoffice_impress/ef9d12bd-bcee-4ba0-a40e-918400f43ddf.json
+++ b/evaluation_examples/examples/libreoffice_impress/ef9d12bd-bcee-4ba0-a40e-918400f43ddf.json
@@ -34,5 +34,7 @@
       "type": "accessibility_tree"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/f23acfd2-c485-4b7c-a1e7-d4303ddfe864.json b/evaluation_examples/examples/libreoffice_impress/f23acfd2-c485-4b7c-a1e7-d4303ddfe864.json
index 9d58fc2..7c2ea87 100644
--- a/evaluation_examples/examples/libreoffice_impress/f23acfd2-c485-4b7c-a1e7-d4303ddfe864.json
+++ b/evaluation_examples/examples/libreoffice_impress/f23acfd2-c485-4b7c-a1e7-d4303ddfe864.json
@@ -67,9 +67,9 @@
     "conj": "or",
     "expected": [
       {
-      "type": "cloud_file",
-      "path": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_impress/f23acfd2-c485-4b7c-a1e7-d4303ddfe864/69_4_Gold.pptx",
-      "dest": "69_4_Gold.pptx"
+        "type": "cloud_file",
+        "path": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_impress/f23acfd2-c485-4b7c-a1e7-d4303ddfe864/69_4_Gold.pptx",
+        "dest": "69_4_Gold.pptx"
       },
       {
         "type": "cloud_file",
@@ -110,5 +110,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/0810415c-bde4-4443-9047-d5f70165a697.json b/evaluation_examples/examples/libreoffice_writer/0810415c-bde4-4443-9047-d5f70165a697.json
index 568a125..62f3e14 100644
--- a/evaluation_examples/examples/libreoffice_writer/0810415c-bde4-4443-9047-d5f70165a697.json
+++ b/evaluation_examples/examples/libreoffice_writer/0810415c-bde4-4443-9047-d5f70165a697.json
@@ -78,9 +78,11 @@
       {
         "type": "vm_file",
         "path": "/home/user/Desktop/Novels_Intro_Packet.docx",
-        "dest": "Novels_Intro_Packet.docx" 
+        "dest": "Novels_Intro_Packet.docx"
       }
-  ]
+    ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/0a0faba3-5580-44df-965d-f562a99b291c.json b/evaluation_examples/examples/libreoffice_writer/0a0faba3-5580-44df-965d-f562a99b291c.json
index 4b9b405..799361a 100644
--- a/evaluation_examples/examples/libreoffice_writer/0a0faba3-5580-44df-965d-f562a99b291c.json
+++ b/evaluation_examples/examples/libreoffice_writer/0a0faba3-5580-44df-965d-f562a99b291c.json
@@ -68,5 +68,7 @@
       "index": 0
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/0b17a146-2934-46c7-8727-73ff6b6483e8.json b/evaluation_examples/examples/libreoffice_writer/0b17a146-2934-46c7-8727-73ff6b6483e8.json
index 4318bef..d8e13d2 100644
--- a/evaluation_examples/examples/libreoffice_writer/0b17a146-2934-46c7-8727-73ff6b6483e8.json
+++ b/evaluation_examples/examples/libreoffice_writer/0b17a146-2934-46c7-8727-73ff6b6483e8.json
@@ -81,5 +81,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/0e47de2a-32e0-456c-a366-8c607ef7a9d2.json b/evaluation_examples/examples/libreoffice_writer/0e47de2a-32e0-456c-a366-8c607ef7a9d2.json
index 80a886e..9f922b7 100644
--- a/evaluation_examples/examples/libreoffice_writer/0e47de2a-32e0-456c-a366-8c607ef7a9d2.json
+++ b/evaluation_examples/examples/libreoffice_writer/0e47de2a-32e0-456c-a366-8c607ef7a9d2.json
@@ -59,5 +59,7 @@
       "dest": "LibreOffice_Open_Source_Word_Processing.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/0e763496-b6bb-4508-a427-fad0b6c3e195.json b/evaluation_examples/examples/libreoffice_writer/0e763496-b6bb-4508-a427-fad0b6c3e195.json
index 07a38ac..cde933a 100644
--- a/evaluation_examples/examples/libreoffice_writer/0e763496-b6bb-4508-a427-fad0b6c3e195.json
+++ b/evaluation_examples/examples/libreoffice_writer/0e763496-b6bb-4508-a427-fad0b6c3e195.json
@@ -65,5 +65,7 @@
       "dest": "Dublin_Zoo_Intro.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/3ef2b351-8a84-4ff2-8724-d86eae9b842e.json b/evaluation_examples/examples/libreoffice_writer/3ef2b351-8a84-4ff2-8724-d86eae9b842e.json
index ff814bc..0601c5d 100644
--- a/evaluation_examples/examples/libreoffice_writer/3ef2b351-8a84-4ff2-8724-d86eae9b842e.json
+++ b/evaluation_examples/examples/libreoffice_writer/3ef2b351-8a84-4ff2-8724-d86eae9b842e.json
@@ -59,5 +59,7 @@
       "dest": "Constitution_Template_With_Guidelines.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/4bcb1253-a636-4df4-8cb0-a35c04dfef31.json b/evaluation_examples/examples/libreoffice_writer/4bcb1253-a636-4df4-8cb0-a35c04dfef31.json
index dd20e95..12d5480 100644
--- a/evaluation_examples/examples/libreoffice_writer/4bcb1253-a636-4df4-8cb0-a35c04dfef31.json
+++ b/evaluation_examples/examples/libreoffice_writer/4bcb1253-a636-4df4-8cb0-a35c04dfef31.json
@@ -29,7 +29,7 @@
   "evaluator": {
     "func": [
       "compare_pdfs",
-      "compare_pdfs", 
+      "compare_pdfs",
       "compare_pdfs",
       "compare_pdfs"
     ],
@@ -41,30 +41,30 @@
         "dest": "Constitution_Template_With_Guidelines_Gold_1.pdf"
       },
       {
-        "type": "cloud_file", 
+        "type": "cloud_file",
         "path": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_writer/4bcb1253-a636-4df4-8cb0-a35c04dfef31/View_Person_Organizational_Summary.pdf",
         "dest": "Constitution_Template_With_Guidelines_Gold_2.pdf"
       },
       {
-      "type": "cloud_file",
-      "path": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_writer/4bcb1253-a636-4df4-8cb0-a35c04dfef31/View_Person_Organizational_Summary.pdf",
+        "type": "cloud_file",
+        "path": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_writer/4bcb1253-a636-4df4-8cb0-a35c04dfef31/View_Person_Organizational_Summary.pdf",
         "dest": "Constitution_Template_With_Guidelines_Gold_3.pdf"
-    },
+      },
       {
         "type": "cloud_file",
         "path": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_writer/4bcb1253-a636-4df4-8cb0-a35c04dfef31/View_Person_Organizational_Summary.pdf",
-        "dest": "Constitution_Template_With_Guidelines_Gold_4.pdf" 
+        "dest": "Constitution_Template_With_Guidelines_Gold_4.pdf"
       }
     ],
     "result": [
       {
-      "type": "vm_file",
-      "path": "/home/user/Desktop/View_Person_Organizational_Summary.pdf",
+        "type": "vm_file",
+        "path": "/home/user/Desktop/View_Person_Organizational_Summary.pdf",
         "dest": "Constitution_Template_With_Guidelines_1.pdf"
       },
       {
         "type": "vm_file",
-        "path": "/home/user/Documents/View_Person_Organizational_Summary.pdf", 
+        "path": "/home/user/Documents/View_Person_Organizational_Summary.pdf",
         "dest": "Constitution_Template_With_Guidelines_2.pdf"
       },
       {
@@ -73,11 +73,13 @@
         "dest": "Constitution_Template_With_Guidelines_3.pdf"
       },
       {
-        "type": "vm_file", 
+        "type": "vm_file",
         "path": "/home/user/View_Person_Organizational_Summary.pdf",
         "dest": "Constitution_Template_With_Guidelines_4.pdf"
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/66399b0d-8fda-4618-95c4-bfc6191617e9.json b/evaluation_examples/examples/libreoffice_writer/66399b0d-8fda-4618-95c4-bfc6191617e9.json
index 07ad984..aac8fd4 100644
--- a/evaluation_examples/examples/libreoffice_writer/66399b0d-8fda-4618-95c4-bfc6191617e9.json
+++ b/evaluation_examples/examples/libreoffice_writer/66399b0d-8fda-4618-95c4-bfc6191617e9.json
@@ -74,5 +74,7 @@
       "dest": "Table_Of_Work_Effort_Instructions.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/6a33f9b9-0a56-4844-9c3f-96ec3ffb3ba2.json b/evaluation_examples/examples/libreoffice_writer/6a33f9b9-0a56-4844-9c3f-96ec3ffb3ba2.json
index d089dec..c5dd236 100644
--- a/evaluation_examples/examples/libreoffice_writer/6a33f9b9-0a56-4844-9c3f-96ec3ffb3ba2.json
+++ b/evaluation_examples/examples/libreoffice_writer/6a33f9b9-0a56-4844-9c3f-96ec3ffb3ba2.json
@@ -64,5 +64,7 @@
       "dest": "sample-recruitment-phone-script.odt"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/6ada715d-3aae-4a32-a6a7-429b2e43fb93.json b/evaluation_examples/examples/libreoffice_writer/6ada715d-3aae-4a32-a6a7-429b2e43fb93.json
index 49a817a..7ec7d04 100644
--- a/evaluation_examples/examples/libreoffice_writer/6ada715d-3aae-4a32-a6a7-429b2e43fb93.json
+++ b/evaluation_examples/examples/libreoffice_writer/6ada715d-3aae-4a32-a6a7-429b2e43fb93.json
@@ -85,5 +85,7 @@
       "dest": "Viewing_Your_Class_Schedule_and_Textbooks_Gold.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/6f81754e-285d-4ce0-b59e-af7edb02d108.json b/evaluation_examples/examples/libreoffice_writer/6f81754e-285d-4ce0-b59e-af7edb02d108.json
index cb632a4..5f72c2e 100644
--- a/evaluation_examples/examples/libreoffice_writer/6f81754e-285d-4ce0-b59e-af7edb02d108.json
+++ b/evaluation_examples/examples/libreoffice_writer/6f81754e-285d-4ce0-b59e-af7edb02d108.json
@@ -69,8 +69,13 @@
         "HK_train_record_Original.docx"
       ],
       "multi": true,
-      "gives": [0, 1]
+      "gives": [
+        0,
+        1
+      ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/72b810ef-4156-4d09-8f08-a0cf57e7cefe.json b/evaluation_examples/examples/libreoffice_writer/72b810ef-4156-4d09-8f08-a0cf57e7cefe.json
index 9229c5b..68eaecd 100644
--- a/evaluation_examples/examples/libreoffice_writer/72b810ef-4156-4d09-8f08-a0cf57e7cefe.json
+++ b/evaluation_examples/examples/libreoffice_writer/72b810ef-4156-4d09-8f08-a0cf57e7cefe.json
@@ -64,5 +64,7 @@
       "dest": "GEOG2169_Course_Outline_2022-23.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/8472fece-c7dd-4241-8d65-9b3cd1a0b568.json b/evaluation_examples/examples/libreoffice_writer/8472fece-c7dd-4241-8d65-9b3cd1a0b568.json
index 5a63ffc..fb4f18d 100644
--- a/evaluation_examples/examples/libreoffice_writer/8472fece-c7dd-4241-8d65-9b3cd1a0b568.json
+++ b/evaluation_examples/examples/libreoffice_writer/8472fece-c7dd-4241-8d65-9b3cd1a0b568.json
@@ -64,5 +64,7 @@
       "dest": "Dolch_Sight_Words_Primer.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/88fe4b2d-3040-4c70-9a70-546a47764b48.json b/evaluation_examples/examples/libreoffice_writer/88fe4b2d-3040-4c70-9a70-546a47764b48.json
index 2bcf614..e2c197d 100644
--- a/evaluation_examples/examples/libreoffice_writer/88fe4b2d-3040-4c70-9a70-546a47764b48.json
+++ b/evaluation_examples/examples/libreoffice_writer/88fe4b2d-3040-4c70-9a70-546a47764b48.json
@@ -104,5 +104,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/936321ce-5236-426a-9a20-e0e3c5dc536f.json b/evaluation_examples/examples/libreoffice_writer/936321ce-5236-426a-9a20-e0e3c5dc536f.json
index e7143c5..94026f0 100644
--- a/evaluation_examples/examples/libreoffice_writer/936321ce-5236-426a-9a20-e0e3c5dc536f.json
+++ b/evaluation_examples/examples/libreoffice_writer/936321ce-5236-426a-9a20-e0e3c5dc536f.json
@@ -82,5 +82,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/adf5e2c3-64c7-4644-b7b6-d2f0167927e7.json b/evaluation_examples/examples/libreoffice_writer/adf5e2c3-64c7-4644-b7b6-d2f0167927e7.json
index 70885a6..6f70c8b 100644
--- a/evaluation_examples/examples/libreoffice_writer/adf5e2c3-64c7-4644-b7b6-d2f0167927e7.json
+++ b/evaluation_examples/examples/libreoffice_writer/adf5e2c3-64c7-4644-b7b6-d2f0167927e7.json
@@ -64,5 +64,7 @@
       "dest": "Essay_Writing_English_for_uni.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/b21acd93-60fd-4127-8a43-2f5178f4a830.json b/evaluation_examples/examples/libreoffice_writer/b21acd93-60fd-4127-8a43-2f5178f4a830.json
index 21092c3..11c09f3 100644
--- a/evaluation_examples/examples/libreoffice_writer/b21acd93-60fd-4127-8a43-2f5178f4a830.json
+++ b/evaluation_examples/examples/libreoffice_writer/b21acd93-60fd-4127-8a43-2f5178f4a830.json
@@ -64,5 +64,7 @@
       "dest": "CCHU9045_Course_Outline_2019-20.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/bb8ccc78-479f-4a2f-a71e-d565e439436b.json b/evaluation_examples/examples/libreoffice_writer/bb8ccc78-479f-4a2f-a71e-d565e439436b.json
index 87ee2c0..45138a3 100644
--- a/evaluation_examples/examples/libreoffice_writer/bb8ccc78-479f-4a2f-a71e-d565e439436b.json
+++ b/evaluation_examples/examples/libreoffice_writer/bb8ccc78-479f-4a2f-a71e-d565e439436b.json
@@ -29,5 +29,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/d53ff5ee-3b1a-431e-b2be-30ed2673079b.json b/evaluation_examples/examples/libreoffice_writer/d53ff5ee-3b1a-431e-b2be-30ed2673079b.json
index 6d51594..537935c 100644
--- a/evaluation_examples/examples/libreoffice_writer/d53ff5ee-3b1a-431e-b2be-30ed2673079b.json
+++ b/evaluation_examples/examples/libreoffice_writer/d53ff5ee-3b1a-431e-b2be-30ed2673079b.json
@@ -64,5 +64,7 @@
       "dest": "presentation_instruction_2023_Feb.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/e246f6d8-78d7-44ac-b668-fcf47946cb50.json b/evaluation_examples/examples/libreoffice_writer/e246f6d8-78d7-44ac-b668-fcf47946cb50.json
index 67d8154..c6a4881 100644
--- a/evaluation_examples/examples/libreoffice_writer/e246f6d8-78d7-44ac-b668-fcf47946cb50.json
+++ b/evaluation_examples/examples/libreoffice_writer/e246f6d8-78d7-44ac-b668-fcf47946cb50.json
@@ -64,5 +64,7 @@
       "dest": "Y22-2119-assign4.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/e528b65e-1107-4b8c-8988-490e4fece599.json b/evaluation_examples/examples/libreoffice_writer/e528b65e-1107-4b8c-8988-490e4fece599.json
index da09325..8c7c753 100644
--- a/evaluation_examples/examples/libreoffice_writer/e528b65e-1107-4b8c-8988-490e4fece599.json
+++ b/evaluation_examples/examples/libreoffice_writer/e528b65e-1107-4b8c-8988-490e4fece599.json
@@ -64,5 +64,7 @@
       "dest": "Geography_And_Magical_Realism.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/ecc2413d-8a48-416e-a3a2-d30106ca36cb.json b/evaluation_examples/examples/libreoffice_writer/ecc2413d-8a48-416e-a3a2-d30106ca36cb.json
index 57f0dff..093b8a9 100644
--- a/evaluation_examples/examples/libreoffice_writer/ecc2413d-8a48-416e-a3a2-d30106ca36cb.json
+++ b/evaluation_examples/examples/libreoffice_writer/ecc2413d-8a48-416e-a3a2-d30106ca36cb.json
@@ -65,5 +65,7 @@
       "dest": "Sample_Statutory_Declaration.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_writer/f178a4a9-d090-4b56-bc4c-4b72a61a035d.json b/evaluation_examples/examples/libreoffice_writer/f178a4a9-d090-4b56-bc4c-4b72a61a035d.json
index cb02ee7..68a1ad0 100644
--- a/evaluation_examples/examples/libreoffice_writer/f178a4a9-d090-4b56-bc4c-4b72a61a035d.json
+++ b/evaluation_examples/examples/libreoffice_writer/f178a4a9-d090-4b56-bc4c-4b72a61a035d.json
@@ -40,5 +40,7 @@
       "dest": "registrymodifications.xcu"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/00fa164e-2612-4439-992e-157d019a8436.json b/evaluation_examples/examples/multi_apps/00fa164e-2612-4439-992e-157d019a8436.json
index 0eab05e..ed18dd5 100644
--- a/evaluation_examples/examples/multi_apps/00fa164e-2612-4439-992e-157d019a8436.json
+++ b/evaluation_examples/examples/multi_apps/00fa164e-2612-4439-992e-157d019a8436.json
@@ -86,5 +86,7 @@
       "dest": "awe_desk_env_gt.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/02ce9a50-7af2-47ed-8596-af0c230501f8.json b/evaluation_examples/examples/multi_apps/02ce9a50-7af2-47ed-8596-af0c230501f8.json
index 23f71af..8f703b6 100644
--- a/evaluation_examples/examples/multi_apps/02ce9a50-7af2-47ed-8596-af0c230501f8.json
+++ b/evaluation_examples/examples/multi_apps/02ce9a50-7af2-47ed-8596-af0c230501f8.json
@@ -91,5 +91,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/09a37c51-e625-49f4-a514-20a773797a8a.json b/evaluation_examples/examples/multi_apps/09a37c51-e625-49f4-a514-20a773797a8a.json
index 9ed87b7..e1c6774 100644
--- a/evaluation_examples/examples/multi_apps/09a37c51-e625-49f4-a514-20a773797a8a.json
+++ b/evaluation_examples/examples/multi_apps/09a37c51-e625-49f4-a514-20a773797a8a.json
@@ -45,5 +45,7 @@
       "dest": "pic.jpg"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/0c825995-5b70-4526-b663-113f4c999dd2.json b/evaluation_examples/examples/multi_apps/0c825995-5b70-4526-b663-113f4c999dd2.json
index 63fc18f..ad33855 100644
--- a/evaluation_examples/examples/multi_apps/0c825995-5b70-4526-b663-113f4c999dd2.json
+++ b/evaluation_examples/examples/multi_apps/0c825995-5b70-4526-b663-113f4c999dd2.json
@@ -109,5 +109,7 @@
       "content_only": true
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": true,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/0e5303d4-8820-42f6-b18d-daf7e633de21.json b/evaluation_examples/examples/multi_apps/0e5303d4-8820-42f6-b18d-daf7e633de21.json
index 0918354..062202f 100644
--- a/evaluation_examples/examples/multi_apps/0e5303d4-8820-42f6-b18d-daf7e633de21.json
+++ b/evaluation_examples/examples/multi_apps/0e5303d4-8820-42f6-b18d-daf7e633de21.json
@@ -96,5 +96,7 @@
       "file_type": "pdf"
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/185f29bd-5da0-40a6-b69c-ba7f4e0324ef.json b/evaluation_examples/examples/multi_apps/185f29bd-5da0-40a6-b69c-ba7f4e0324ef.json
index 3d7b88c..9155d61 100644
--- a/evaluation_examples/examples/multi_apps/185f29bd-5da0-40a6-b69c-ba7f4e0324ef.json
+++ b/evaluation_examples/examples/multi_apps/185f29bd-5da0-40a6-b69c-ba7f4e0324ef.json
@@ -109,5 +109,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/1f18aa87-af6f-41ef-9853-cdb8f32ebdea.json b/evaluation_examples/examples/multi_apps/1f18aa87-af6f-41ef-9853-cdb8f32ebdea.json
index 95889b9..67ffd9e 100644
--- a/evaluation_examples/examples/multi_apps/1f18aa87-af6f-41ef-9853-cdb8f32ebdea.json
+++ b/evaluation_examples/examples/multi_apps/1f18aa87-af6f-41ef-9853-cdb8f32ebdea.json
@@ -113,5 +113,7 @@
       "ignore_blanks": true
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/20236825-b5df-46e7-89bf-62e1d640a897.json b/evaluation_examples/examples/multi_apps/20236825-b5df-46e7-89bf-62e1d640a897.json
index f310479..03e9654 100644
--- a/evaluation_examples/examples/multi_apps/20236825-b5df-46e7-89bf-62e1d640a897.json
+++ b/evaluation_examples/examples/multi_apps/20236825-b5df-46e7-89bf-62e1d640a897.json
@@ -55,5 +55,7 @@
       "dest": "res.txt"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/227d2f97-562b-4ccb-ae47-a5ec9e142fbb.json b/evaluation_examples/examples/multi_apps/227d2f97-562b-4ccb-ae47-a5ec9e142fbb.json
index 7c1ad12..3d443a6 100644
--- a/evaluation_examples/examples/multi_apps/227d2f97-562b-4ccb-ae47-a5ec9e142fbb.json
+++ b/evaluation_examples/examples/multi_apps/227d2f97-562b-4ccb-ae47-a5ec9e142fbb.json
@@ -66,5 +66,7 @@
       "dest": "image_Gold.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/22a4636f-8179-4357-8e87-d1743ece1f81.json b/evaluation_examples/examples/multi_apps/22a4636f-8179-4357-8e87-d1743ece1f81.json
index 3f10a4d..0dba4d6 100644
--- a/evaluation_examples/examples/multi_apps/22a4636f-8179-4357-8e87-d1743ece1f81.json
+++ b/evaluation_examples/examples/multi_apps/22a4636f-8179-4357-8e87-d1743ece1f81.json
@@ -105,5 +105,7 @@
       "dest": "gold-Meeting-Agenda.pdf"
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": true,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/236833a3-5704-47fc-888c-4f298f09f799.json b/evaluation_examples/examples/multi_apps/236833a3-5704-47fc-888c-4f298f09f799.json
index 176041d..95ac655 100644
--- a/evaluation_examples/examples/multi_apps/236833a3-5704-47fc-888c-4f298f09f799.json
+++ b/evaluation_examples/examples/multi_apps/236833a3-5704-47fc-888c-4f298f09f799.json
@@ -76,5 +76,7 @@
       "ignore_order": true
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/2373b66a-092d-44cb-bfd7-82e86e7a3b4d.json b/evaluation_examples/examples/multi_apps/2373b66a-092d-44cb-bfd7-82e86e7a3b4d.json
index 574d506..b3ef630 100644
--- a/evaluation_examples/examples/multi_apps/2373b66a-092d-44cb-bfd7-82e86e7a3b4d.json
+++ b/evaluation_examples/examples/multi_apps/2373b66a-092d-44cb-bfd7-82e86e7a3b4d.json
@@ -57,5 +57,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/26150609-0da3-4a7d-8868-0faf9c5f01bb.json b/evaluation_examples/examples/multi_apps/26150609-0da3-4a7d-8868-0faf9c5f01bb.json
index 8bceac3..6d37cd4 100644
--- a/evaluation_examples/examples/multi_apps/26150609-0da3-4a7d-8868-0faf9c5f01bb.json
+++ b/evaluation_examples/examples/multi_apps/26150609-0da3-4a7d-8868-0faf9c5f01bb.json
@@ -87,5 +87,7 @@
       "dest": "test_suite.py"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/26660ad1-6ebb-4f59-8cba-a8432dfe8d38.json b/evaluation_examples/examples/multi_apps/26660ad1-6ebb-4f59-8cba-a8432dfe8d38.json
index 6e2204b..cd1a76d 100644
--- a/evaluation_examples/examples/multi_apps/26660ad1-6ebb-4f59-8cba-a8432dfe8d38.json
+++ b/evaluation_examples/examples/multi_apps/26660ad1-6ebb-4f59-8cba-a8432dfe8d38.json
@@ -63,13 +63,15 @@
     "expected": {
       "type": "rule",
       "rules": {
-          "expected": [
-            "Ping",
-            "Download",
-            "Upload"
-          ]
-        }
+        "expected": [
+          "Ping",
+          "Download",
+          "Upload"
+        ]
+      }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/2b9493d7-49b8-493a-a71b-56cd1f4d6908.json b/evaluation_examples/examples/multi_apps/2b9493d7-49b8-493a-a71b-56cd1f4d6908.json
index 43b8da8..85040e3 100644
--- a/evaluation_examples/examples/multi_apps/2b9493d7-49b8-493a-a71b-56cd1f4d6908.json
+++ b/evaluation_examples/examples/multi_apps/2b9493d7-49b8-493a-a71b-56cd1f4d6908.json
@@ -80,5 +80,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/2c1ebcd7-9c6d-4c9a-afad-900e381ecd5e.json b/evaluation_examples/examples/multi_apps/2c1ebcd7-9c6d-4c9a-afad-900e381ecd5e.json
index e50d572..e97a5bc 100644
--- a/evaluation_examples/examples/multi_apps/2c1ebcd7-9c6d-4c9a-afad-900e381ecd5e.json
+++ b/evaluation_examples/examples/multi_apps/2c1ebcd7-9c6d-4c9a-afad-900e381ecd5e.json
@@ -130,5 +130,7 @@
       "reference_base_result": 0.93
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/2c9fc0de-3ee7-45e1-a5df-c86206ad78b5.json b/evaluation_examples/examples/multi_apps/2c9fc0de-3ee7-45e1-a5df-c86206ad78b5.json
index ab22e3c..770a74a 100644
--- a/evaluation_examples/examples/multi_apps/2c9fc0de-3ee7-45e1-a5df-c86206ad78b5.json
+++ b/evaluation_examples/examples/multi_apps/2c9fc0de-3ee7-45e1-a5df-c86206ad78b5.json
@@ -68,5 +68,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/2fe4b718-3bd7-46ec-bdce-b184f5653624.json b/evaluation_examples/examples/multi_apps/2fe4b718-3bd7-46ec-bdce-b184f5653624.json
index 5bde924..81df97b 100644
--- a/evaluation_examples/examples/multi_apps/2fe4b718-3bd7-46ec-bdce-b184f5653624.json
+++ b/evaluation_examples/examples/multi_apps/2fe4b718-3bd7-46ec-bdce-b184f5653624.json
@@ -50,5 +50,7 @@
       "dest": "src_clip_gold.gif"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/337d318b-aa07-4f4f-b763-89d9a2dd013f.json b/evaluation_examples/examples/multi_apps/337d318b-aa07-4f4f-b763-89d9a2dd013f.json
index dbd9e2d..69c8e4e 100644
--- a/evaluation_examples/examples/multi_apps/337d318b-aa07-4f4f-b763-89d9a2dd013f.json
+++ b/evaluation_examples/examples/multi_apps/337d318b-aa07-4f4f-b763-89d9a2dd013f.json
@@ -46,5 +46,7 @@
       "dest": "Invoice # 243729 Gold.pdf"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/36037439-2044-4b50-b9d1-875b5a332143.json b/evaluation_examples/examples/multi_apps/36037439-2044-4b50-b9d1-875b5a332143.json
index f858f39..9104283 100644
--- a/evaluation_examples/examples/multi_apps/36037439-2044-4b50-b9d1-875b5a332143.json
+++ b/evaluation_examples/examples/multi_apps/36037439-2044-4b50-b9d1-875b5a332143.json
@@ -61,5 +61,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/3680a5ee-6870-426a-a997-eba929a0d25c.json b/evaluation_examples/examples/multi_apps/3680a5ee-6870-426a-a997-eba929a0d25c.json
index 2cb77d1..27d3a44 100644
--- a/evaluation_examples/examples/multi_apps/3680a5ee-6870-426a-a997-eba929a0d25c.json
+++ b/evaluation_examples/examples/multi_apps/3680a5ee-6870-426a-a997-eba929a0d25c.json
@@ -72,12 +72,18 @@
         ],
         "dest": [
           "output_gold.csv",
-          "output_gold2.csv", 
+          "output_gold2.csv",
           "output_gold3.csv"
         ],
-        "gives": [0, 1, 2]
+        "gives": [
+          0,
+          1,
+          2
+        ]
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/3a93cae4-ad3e-403e-8c12-65303b271818.json b/evaluation_examples/examples/multi_apps/3a93cae4-ad3e-403e-8c12-65303b271818.json
index 0b66efa..5dde82c 100644
--- a/evaluation_examples/examples/multi_apps/3a93cae4-ad3e-403e-8c12-65303b271818.json
+++ b/evaluation_examples/examples/multi_apps/3a93cae4-ad3e-403e-8c12-65303b271818.json
@@ -166,5 +166,7 @@
     ],
     "conj": "or"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/3c8f201a-009d-4bbe-8b65-a6f8b35bb57f.json b/evaluation_examples/examples/multi_apps/3c8f201a-009d-4bbe-8b65-a6f8b35bb57f.json
index a66980b..a8572f6 100644
--- a/evaluation_examples/examples/multi_apps/3c8f201a-009d-4bbe-8b65-a6f8b35bb57f.json
+++ b/evaluation_examples/examples/multi_apps/3c8f201a-009d-4bbe-8b65-a6f8b35bb57f.json
@@ -34,5 +34,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/3e3fc409-bff3-4905-bf16-c968eee3f807.json b/evaluation_examples/examples/multi_apps/3e3fc409-bff3-4905-bf16-c968eee3f807.json
index 308bbb4..151044c 100644
--- a/evaluation_examples/examples/multi_apps/3e3fc409-bff3-4905-bf16-c968eee3f807.json
+++ b/evaluation_examples/examples/multi_apps/3e3fc409-bff3-4905-bf16-c968eee3f807.json
@@ -80,5 +80,7 @@
       ]
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/3f05f3b9-29ba-4b6b-95aa-2204697ffc06.json b/evaluation_examples/examples/multi_apps/3f05f3b9-29ba-4b6b-95aa-2204697ffc06.json
index ae0ac1c..e499dfa 100644
--- a/evaluation_examples/examples/multi_apps/3f05f3b9-29ba-4b6b-95aa-2204697ffc06.json
+++ b/evaluation_examples/examples/multi_apps/3f05f3b9-29ba-4b6b-95aa-2204697ffc06.json
@@ -266,5 +266,7 @@
       }
     ]
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/415ef462-bed3-493a-ac36-ca8c6d23bf1b.json b/evaluation_examples/examples/multi_apps/415ef462-bed3-493a-ac36-ca8c6d23bf1b.json
index 04f43a6..41d2ad2 100644
--- a/evaluation_examples/examples/multi_apps/415ef462-bed3-493a-ac36-ca8c6d23bf1b.json
+++ b/evaluation_examples/examples/multi_apps/415ef462-bed3-493a-ac36-ca8c6d23bf1b.json
@@ -201,5 +201,7 @@
       {}
     ]
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/42d25c08-fb87-4927-8b65-93631280a26f.json b/evaluation_examples/examples/multi_apps/42d25c08-fb87-4927-8b65-93631280a26f.json
index 59091fd..b14b263 100644
--- a/evaluation_examples/examples/multi_apps/42d25c08-fb87-4927-8b65-93631280a26f.json
+++ b/evaluation_examples/examples/multi_apps/42d25c08-fb87-4927-8b65-93631280a26f.json
@@ -185,5 +185,7 @@
       }
     ]
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/42f4d1c7-4521-4161-b646-0a8934e36081.json b/evaluation_examples/examples/multi_apps/42f4d1c7-4521-4161-b646-0a8934e36081.json
index 45a747c..97b58dd 100644
--- a/evaluation_examples/examples/multi_apps/42f4d1c7-4521-4161-b646-0a8934e36081.json
+++ b/evaluation_examples/examples/multi_apps/42f4d1c7-4521-4161-b646-0a8934e36081.json
@@ -68,5 +68,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/46407397-a7d5-4c6b-92c6-dbe038b1457b.json b/evaluation_examples/examples/multi_apps/46407397-a7d5-4c6b-92c6-dbe038b1457b.json
index b8d066e..e88aa21 100644
--- a/evaluation_examples/examples/multi_apps/46407397-a7d5-4c6b-92c6-dbe038b1457b.json
+++ b/evaluation_examples/examples/multi_apps/46407397-a7d5-4c6b-92c6-dbe038b1457b.json
@@ -138,5 +138,7 @@
       ]
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": true,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/47f7c0ce-a5fb-4100-a5e6-65cd0e7429e5.json b/evaluation_examples/examples/multi_apps/47f7c0ce-a5fb-4100-a5e6-65cd0e7429e5.json
index 933c714..b558de8 100644
--- a/evaluation_examples/examples/multi_apps/47f7c0ce-a5fb-4100-a5e6-65cd0e7429e5.json
+++ b/evaluation_examples/examples/multi_apps/47f7c0ce-a5fb-4100-a5e6-65cd0e7429e5.json
@@ -92,5 +92,7 @@
       "dest": "gold_landscape.png"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/48c46dc7-fe04-4505-ade7-723cba1aa6f6.json b/evaluation_examples/examples/multi_apps/48c46dc7-fe04-4505-ade7-723cba1aa6f6.json
index ef1b077..316ee11 100644
--- a/evaluation_examples/examples/multi_apps/48c46dc7-fe04-4505-ade7-723cba1aa6f6.json
+++ b/evaluation_examples/examples/multi_apps/48c46dc7-fe04-4505-ade7-723cba1aa6f6.json
@@ -161,5 +161,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/48d05431-6cd5-4e76-82eb-12b60d823f7d.json b/evaluation_examples/examples/multi_apps/48d05431-6cd5-4e76-82eb-12b60d823f7d.json
index a30dc07..0361514 100644
--- a/evaluation_examples/examples/multi_apps/48d05431-6cd5-4e76-82eb-12b60d823f7d.json
+++ b/evaluation_examples/examples/multi_apps/48d05431-6cd5-4e76-82eb-12b60d823f7d.json
@@ -45,7 +45,6 @@
     "os",
     "chrome"
   ],
-  
   "evaluator": {
     "func": "exact_match",
     "result": {
@@ -60,5 +59,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/4c26e3f3-3a14-4d86-b44a-d3cedebbb487.json b/evaluation_examples/examples/multi_apps/4c26e3f3-3a14-4d86-b44a-d3cedebbb487.json
index 69fb707..22b2abb 100644
--- a/evaluation_examples/examples/multi_apps/4c26e3f3-3a14-4d86-b44a-d3cedebbb487.json
+++ b/evaluation_examples/examples/multi_apps/4c26e3f3-3a14-4d86-b44a-d3cedebbb487.json
@@ -44,5 +44,7 @@
       "threshold": 0.15
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/4e9f0faf-2ecc-4ae8-a804-28c9a75d1ddc.json b/evaluation_examples/examples/multi_apps/4e9f0faf-2ecc-4ae8-a804-28c9a75d1ddc.json
index ef9c15d..7f64d65 100644
--- a/evaluation_examples/examples/multi_apps/4e9f0faf-2ecc-4ae8-a804-28c9a75d1ddc.json
+++ b/evaluation_examples/examples/multi_apps/4e9f0faf-2ecc-4ae8-a804-28c9a75d1ddc.json
@@ -89,5 +89,7 @@
       ]
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": true,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/510f64c8-9bcc-4be1-8d30-638705850618.json b/evaluation_examples/examples/multi_apps/510f64c8-9bcc-4be1-8d30-638705850618.json
index 3a6d349..c3a6d36 100644
--- a/evaluation_examples/examples/multi_apps/510f64c8-9bcc-4be1-8d30-638705850618.json
+++ b/evaluation_examples/examples/multi_apps/510f64c8-9bcc-4be1-8d30-638705850618.json
@@ -113,5 +113,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/51f5801c-18b3-4f25-b0c3-02f85507a078.json b/evaluation_examples/examples/multi_apps/51f5801c-18b3-4f25-b0c3-02f85507a078.json
index 9b6adcd..ec82ef3 100644
--- a/evaluation_examples/examples/multi_apps/51f5801c-18b3-4f25-b0c3-02f85507a078.json
+++ b/evaluation_examples/examples/multi_apps/51f5801c-18b3-4f25-b0c3-02f85507a078.json
@@ -43,5 +43,7 @@
       "ignore_blanks": true
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/58565672-7bfe-48ab-b828-db349231de6b.json b/evaluation_examples/examples/multi_apps/58565672-7bfe-48ab-b828-db349231de6b.json
index 97bd872..255e918 100644
--- a/evaluation_examples/examples/multi_apps/58565672-7bfe-48ab-b828-db349231de6b.json
+++ b/evaluation_examples/examples/multi_apps/58565672-7bfe-48ab-b828-db349231de6b.json
@@ -88,5 +88,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/5990457f-2adb-467b-a4af-5c857c92d762.json b/evaluation_examples/examples/multi_apps/5990457f-2adb-467b-a4af-5c857c92d762.json
index 3e8ed28..d6b95fd 100644
--- a/evaluation_examples/examples/multi_apps/5990457f-2adb-467b-a4af-5c857c92d762.json
+++ b/evaluation_examples/examples/multi_apps/5990457f-2adb-467b-a4af-5c857c92d762.json
@@ -105,5 +105,7 @@
       "ignore_case": true
     }
   },
-  "proxy": true
-}
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/5bc63fb9-276a-4439-a7c1-9dc76401737f.json b/evaluation_examples/examples/multi_apps/5bc63fb9-276a-4439-a7c1-9dc76401737f.json
index 8143f2f..a0da06c 100644
--- a/evaluation_examples/examples/multi_apps/5bc63fb9-276a-4439-a7c1-9dc76401737f.json
+++ b/evaluation_examples/examples/multi_apps/5bc63fb9-276a-4439-a7c1-9dc76401737f.json
@@ -67,5 +67,7 @@
       "ignore_blanks": false
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/5df7b33a-9f77-4101-823e-02f863e1c1ae.json b/evaluation_examples/examples/multi_apps/5df7b33a-9f77-4101-823e-02f863e1c1ae.json
index d91dd3b..2587e43 100644
--- a/evaluation_examples/examples/multi_apps/5df7b33a-9f77-4101-823e-02f863e1c1ae.json
+++ b/evaluation_examples/examples/multi_apps/5df7b33a-9f77-4101-823e-02f863e1c1ae.json
@@ -74,5 +74,7 @@
       "file_type": "pdf"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/67890eb6-6ce5-4c00-9e3d-fb4972699b06.json b/evaluation_examples/examples/multi_apps/67890eb6-6ce5-4c00-9e3d-fb4972699b06.json
index 16e24b3..f714f9c 100644
--- a/evaluation_examples/examples/multi_apps/67890eb6-6ce5-4c00-9e3d-fb4972699b06.json
+++ b/evaluation_examples/examples/multi_apps/67890eb6-6ce5-4c00-9e3d-fb4972699b06.json
@@ -107,5 +107,7 @@
       ]
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/68a25bd4-59c7-4f4d-975e-da0c8509c848.json b/evaluation_examples/examples/multi_apps/68a25bd4-59c7-4f4d-975e-da0c8509c848.json
index 7ec1346..4602f15 100644
--- a/evaluation_examples/examples/multi_apps/68a25bd4-59c7-4f4d-975e-da0c8509c848.json
+++ b/evaluation_examples/examples/multi_apps/68a25bd4-59c7-4f4d-975e-da0c8509c848.json
@@ -76,5 +76,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/69acbb55-d945-4927-a87b-8480e1a5bb7e.json b/evaluation_examples/examples/multi_apps/69acbb55-d945-4927-a87b-8480e1a5bb7e.json
index b348e62..c2cae8e 100644
--- a/evaluation_examples/examples/multi_apps/69acbb55-d945-4927-a87b-8480e1a5bb7e.json
+++ b/evaluation_examples/examples/multi_apps/69acbb55-d945-4927-a87b-8480e1a5bb7e.json
@@ -50,5 +50,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/6d72aad6-187a-4392-a4c4-ed87269c51cf.json b/evaluation_examples/examples/multi_apps/6d72aad6-187a-4392-a4c4-ed87269c51cf.json
index 818fee0..4f68489 100644
--- a/evaluation_examples/examples/multi_apps/6d72aad6-187a-4392-a4c4-ed87269c51cf.json
+++ b/evaluation_examples/examples/multi_apps/6d72aad6-187a-4392-a4c4-ed87269c51cf.json
@@ -14,5 +14,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/6f4073b8-d8ea-4ade-8a18-c5d1d5d5aa9a.json b/evaluation_examples/examples/multi_apps/6f4073b8-d8ea-4ade-8a18-c5d1d5d5aa9a.json
index 1ae393e..80e553b 100644
--- a/evaluation_examples/examples/multi_apps/6f4073b8-d8ea-4ade-8a18-c5d1d5d5aa9a.json
+++ b/evaluation_examples/examples/multi_apps/6f4073b8-d8ea-4ade-8a18-c5d1d5d5aa9a.json
@@ -121,5 +121,7 @@
       "dest": "ConferenceCity.xlsx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/716a6079-22da-47f1-ba73-c9d58f986a38.json b/evaluation_examples/examples/multi_apps/716a6079-22da-47f1-ba73-c9d58f986a38.json
index 02170d9..d5a054e 100644
--- a/evaluation_examples/examples/multi_apps/716a6079-22da-47f1-ba73-c9d58f986a38.json
+++ b/evaluation_examples/examples/multi_apps/716a6079-22da-47f1-ba73-c9d58f986a38.json
@@ -49,5 +49,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/74d5859f-ed66-4d3e-aa0e-93d7a592ce41.json b/evaluation_examples/examples/multi_apps/74d5859f-ed66-4d3e-aa0e-93d7a592ce41.json
index 7f43baf..be3c246 100644
--- a/evaluation_examples/examples/multi_apps/74d5859f-ed66-4d3e-aa0e-93d7a592ce41.json
+++ b/evaluation_examples/examples/multi_apps/74d5859f-ed66-4d3e-aa0e-93d7a592ce41.json
@@ -171,5 +171,7 @@
       }
     ]
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/778efd0a-153f-4842-9214-f05fc176b877.json b/evaluation_examples/examples/multi_apps/778efd0a-153f-4842-9214-f05fc176b877.json
index 063397a..ef8a79e 100644
--- a/evaluation_examples/examples/multi_apps/778efd0a-153f-4842-9214-f05fc176b877.json
+++ b/evaluation_examples/examples/multi_apps/778efd0a-153f-4842-9214-f05fc176b877.json
@@ -83,5 +83,7 @@
       "dest": "gold_planet.wav"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/788b3701-3ec9-4b67-b679-418bfa726c22.json b/evaluation_examples/examples/multi_apps/788b3701-3ec9-4b67-b679-418bfa726c22.json
index 76a8e81..a99ad58 100644
--- a/evaluation_examples/examples/multi_apps/788b3701-3ec9-4b67-b679-418bfa726c22.json
+++ b/evaluation_examples/examples/multi_apps/788b3701-3ec9-4b67-b679-418bfa726c22.json
@@ -111,5 +111,7 @@
       "dest": "real.tex"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/78aed49a-a710-4321-a793-b611a7c5b56b.json b/evaluation_examples/examples/multi_apps/78aed49a-a710-4321-a793-b611a7c5b56b.json
index 2056b79..cbecf2e 100644
--- a/evaluation_examples/examples/multi_apps/78aed49a-a710-4321-a793-b611a7c5b56b.json
+++ b/evaluation_examples/examples/multi_apps/78aed49a-a710-4321-a793-b611a7c5b56b.json
@@ -176,5 +176,7 @@
       {}
     ]
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": true,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/7e287123-70ca-47b9-8521-47db09b69b14.json b/evaluation_examples/examples/multi_apps/7e287123-70ca-47b9-8521-47db09b69b14.json
index 3296416..277e410 100644
--- a/evaluation_examples/examples/multi_apps/7e287123-70ca-47b9-8521-47db09b69b14.json
+++ b/evaluation_examples/examples/multi_apps/7e287123-70ca-47b9-8521-47db09b69b14.json
@@ -155,5 +155,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/7f35355e-02a6-45b5-b140-f0be698bcf85.json b/evaluation_examples/examples/multi_apps/7f35355e-02a6-45b5-b140-f0be698bcf85.json
index 9228c70..5d1b67e 100644
--- a/evaluation_examples/examples/multi_apps/7f35355e-02a6-45b5-b140-f0be698bcf85.json
+++ b/evaluation_examples/examples/multi_apps/7f35355e-02a6-45b5-b140-f0be698bcf85.json
@@ -40,5 +40,7 @@
       "dest": "result_gold.txt"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/7ff48d5b-2df2-49da-b500-a5150ffc7f18.json b/evaluation_examples/examples/multi_apps/7ff48d5b-2df2-49da-b500-a5150ffc7f18.json
index 5e29695..7a95af2 100644
--- a/evaluation_examples/examples/multi_apps/7ff48d5b-2df2-49da-b500-a5150ffc7f18.json
+++ b/evaluation_examples/examples/multi_apps/7ff48d5b-2df2-49da-b500-a5150ffc7f18.json
@@ -99,5 +99,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/81c425f5-78f3-4771-afd6-3d2973825947.json b/evaluation_examples/examples/multi_apps/81c425f5-78f3-4771-afd6-3d2973825947.json
index 1e11e61..52100e2 100644
--- a/evaluation_examples/examples/multi_apps/81c425f5-78f3-4771-afd6-3d2973825947.json
+++ b/evaluation_examples/examples/multi_apps/81c425f5-78f3-4771-afd6-3d2973825947.json
@@ -66,5 +66,7 @@
       "dest": "price_Gold.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/82e3c869-49f6-4305-a7ce-f3e64a0618e7.json b/evaluation_examples/examples/multi_apps/82e3c869-49f6-4305-a7ce-f3e64a0618e7.json
index deaa36d..c58e773 100644
--- a/evaluation_examples/examples/multi_apps/82e3c869-49f6-4305-a7ce-f3e64a0618e7.json
+++ b/evaluation_examples/examples/multi_apps/82e3c869-49f6-4305-a7ce-f3e64a0618e7.json
@@ -109,5 +109,7 @@
       "multi": "true"
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/869de13e-bef9-4b91-ba51-f6708c40b096.json b/evaluation_examples/examples/multi_apps/869de13e-bef9-4b91-ba51-f6708c40b096.json
index e17b265..81411cf 100644
--- a/evaluation_examples/examples/multi_apps/869de13e-bef9-4b91-ba51-f6708c40b096.json
+++ b/evaluation_examples/examples/multi_apps/869de13e-bef9-4b91-ba51-f6708c40b096.json
@@ -165,5 +165,7 @@
       }
     ]
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/873cafdd-a581-47f6-8b33-b9696ddb7b05.json b/evaluation_examples/examples/multi_apps/873cafdd-a581-47f6-8b33-b9696ddb7b05.json
index c10889e..ac1919a 100644
--- a/evaluation_examples/examples/multi_apps/873cafdd-a581-47f6-8b33-b9696ddb7b05.json
+++ b/evaluation_examples/examples/multi_apps/873cafdd-a581-47f6-8b33-b9696ddb7b05.json
@@ -71,5 +71,7 @@
       "type": "find_installed_extension_name"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/881deb30-9549-4583-a841-8270c65f2a17.json b/evaluation_examples/examples/multi_apps/881deb30-9549-4583-a841-8270c65f2a17.json
index c8a541f..47488ff 100644
--- a/evaluation_examples/examples/multi_apps/881deb30-9549-4583-a841-8270c65f2a17.json
+++ b/evaluation_examples/examples/multi_apps/881deb30-9549-4583-a841-8270c65f2a17.json
@@ -183,5 +183,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/897e3b53-5d4d-444b-85cb-2cdc8a97d903.json b/evaluation_examples/examples/multi_apps/897e3b53-5d4d-444b-85cb-2cdc8a97d903.json
index efb67b3..f1225b2 100644
--- a/evaluation_examples/examples/multi_apps/897e3b53-5d4d-444b-85cb-2cdc8a97d903.json
+++ b/evaluation_examples/examples/multi_apps/897e3b53-5d4d-444b-85cb-2cdc8a97d903.json
@@ -96,5 +96,7 @@
       "dest": "form_gold.pdf"
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": true,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/8df7e444-8e06-4f93-8a1a-c5c974269d82.json b/evaluation_examples/examples/multi_apps/8df7e444-8e06-4f93-8a1a-c5c974269d82.json
index 8100987..f99e0bd 100644
--- a/evaluation_examples/examples/multi_apps/8df7e444-8e06-4f93-8a1a-c5c974269d82.json
+++ b/evaluation_examples/examples/multi_apps/8df7e444-8e06-4f93-8a1a-c5c974269d82.json
@@ -44,5 +44,7 @@
       "dest": "Recruitment_and_retention_of_health_professionals_across_Europe.zip"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/8e116af7-7db7-4e35-a68b-b0939c066c78.json b/evaluation_examples/examples/multi_apps/8e116af7-7db7-4e35-a68b-b0939c066c78.json
index 5e00c93..d0dfdbd 100644
--- a/evaluation_examples/examples/multi_apps/8e116af7-7db7-4e35-a68b-b0939c066c78.json
+++ b/evaluation_examples/examples/multi_apps/8e116af7-7db7-4e35-a68b-b0939c066c78.json
@@ -238,5 +238,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/91190194-f406-4cd6-b3f9-c43fac942b22.json b/evaluation_examples/examples/multi_apps/91190194-f406-4cd6-b3f9-c43fac942b22.json
index 3ee9e95..0be83fa 100644
--- a/evaluation_examples/examples/multi_apps/91190194-f406-4cd6-b3f9-c43fac942b22.json
+++ b/evaluation_examples/examples/multi_apps/91190194-f406-4cd6-b3f9-c43fac942b22.json
@@ -44,5 +44,7 @@
       "dest": "cropped_gold.png"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/9219480b-3aed-47fc-8bac-d2cffc5849f7.json b/evaluation_examples/examples/multi_apps/9219480b-3aed-47fc-8bac-d2cffc5849f7.json
index fdf5716..3c89af2 100644
--- a/evaluation_examples/examples/multi_apps/9219480b-3aed-47fc-8bac-d2cffc5849f7.json
+++ b/evaluation_examples/examples/multi_apps/9219480b-3aed-47fc-8bac-d2cffc5849f7.json
@@ -77,5 +77,7 @@
       "dest": "test_suite.py"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/937087b6-f668-4ba6-9110-60682ee33441.json b/evaluation_examples/examples/multi_apps/937087b6-f668-4ba6-9110-60682ee33441.json
index 70dc6d4..2c53e0e 100644
--- a/evaluation_examples/examples/multi_apps/937087b6-f668-4ba6-9110-60682ee33441.json
+++ b/evaluation_examples/examples/multi_apps/937087b6-f668-4ba6-9110-60682ee33441.json
@@ -23,5 +23,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/98e8e339-5f91-4ed2-b2b2-12647cb134f4.json b/evaluation_examples/examples/multi_apps/98e8e339-5f91-4ed2-b2b2-12647cb134f4.json
index 2bca7a5..67c8362 100644
--- a/evaluation_examples/examples/multi_apps/98e8e339-5f91-4ed2-b2b2-12647cb134f4.json
+++ b/evaluation_examples/examples/multi_apps/98e8e339-5f91-4ed2-b2b2-12647cb134f4.json
@@ -51,5 +51,7 @@
       "dest": "concat_gold.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/9f3bb592-209d-43bc-bb47-d77d9df56504.json b/evaluation_examples/examples/multi_apps/9f3bb592-209d-43bc-bb47-d77d9df56504.json
index c1b5bad..c1e56a0 100644
--- a/evaluation_examples/examples/multi_apps/9f3bb592-209d-43bc-bb47-d77d9df56504.json
+++ b/evaluation_examples/examples/multi_apps/9f3bb592-209d-43bc-bb47-d77d9df56504.json
@@ -79,5 +79,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/a0b9dc9c-fc07-4a88-8c5d-5e3ecad91bcb.json b/evaluation_examples/examples/multi_apps/a0b9dc9c-fc07-4a88-8c5d-5e3ecad91bcb.json
index bcec10c..0264fa4 100644
--- a/evaluation_examples/examples/multi_apps/a0b9dc9c-fc07-4a88-8c5d-5e3ecad91bcb.json
+++ b/evaluation_examples/examples/multi_apps/a0b9dc9c-fc07-4a88-8c5d-5e3ecad91bcb.json
@@ -131,5 +131,7 @@
       ]
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": true,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/a503b07f-9119-456b-b75d-f5146737d24f.json b/evaluation_examples/examples/multi_apps/a503b07f-9119-456b-b75d-f5146737d24f.json
index 8b08b67..63bbe86 100644
--- a/evaluation_examples/examples/multi_apps/a503b07f-9119-456b-b75d-f5146737d24f.json
+++ b/evaluation_examples/examples/multi_apps/a503b07f-9119-456b-b75d-f5146737d24f.json
@@ -35,5 +35,7 @@
       "dest": "receipt.pdf"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/a74b607e-6bb5-4ea8-8a7c-5d97c7bbcd2a.json b/evaluation_examples/examples/multi_apps/a74b607e-6bb5-4ea8-8a7c-5d97c7bbcd2a.json
index dd77b9e..cd45c0a 100644
--- a/evaluation_examples/examples/multi_apps/a74b607e-6bb5-4ea8-8a7c-5d97c7bbcd2a.json
+++ b/evaluation_examples/examples/multi_apps/a74b607e-6bb5-4ea8-8a7c-5d97c7bbcd2a.json
@@ -59,5 +59,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/a82b78bb-7fde-4cb3-94a4-035baf10bcf0.json b/evaluation_examples/examples/multi_apps/a82b78bb-7fde-4cb3-94a4-035baf10bcf0.json
index a612d38..f406387 100644
--- a/evaluation_examples/examples/multi_apps/a82b78bb-7fde-4cb3-94a4-035baf10bcf0.json
+++ b/evaluation_examples/examples/multi_apps/a82b78bb-7fde-4cb3-94a4-035baf10bcf0.json
@@ -109,5 +109,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/aad10cd7-9337-4b62-b704-a857848cedf2.json b/evaluation_examples/examples/multi_apps/aad10cd7-9337-4b62-b704-a857848cedf2.json
index 239bc46..0cd39e9 100644
--- a/evaluation_examples/examples/multi_apps/aad10cd7-9337-4b62-b704-a857848cedf2.json
+++ b/evaluation_examples/examples/multi_apps/aad10cd7-9337-4b62-b704-a857848cedf2.json
@@ -70,5 +70,7 @@
       "fuzzy_match": true
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/acb0f96b-e27c-44d8-b55f-7cb76609dfcd.json b/evaluation_examples/examples/multi_apps/acb0f96b-e27c-44d8-b55f-7cb76609dfcd.json
index 5452122..66c4d93 100644
--- a/evaluation_examples/examples/multi_apps/acb0f96b-e27c-44d8-b55f-7cb76609dfcd.json
+++ b/evaluation_examples/examples/multi_apps/acb0f96b-e27c-44d8-b55f-7cb76609dfcd.json
@@ -51,5 +51,7 @@
       "dest": "log.txt"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/aceb0368-56b8-4073-b70e-3dc9aee184e0.json b/evaluation_examples/examples/multi_apps/aceb0368-56b8-4073-b70e-3dc9aee184e0.json
index 93232e4..341f8fc 100644
--- a/evaluation_examples/examples/multi_apps/aceb0368-56b8-4073-b70e-3dc9aee184e0.json
+++ b/evaluation_examples/examples/multi_apps/aceb0368-56b8-4073-b70e-3dc9aee184e0.json
@@ -83,5 +83,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/b337d106-053f-4d37-8da0-7f9c4043a66b.json b/evaluation_examples/examples/multi_apps/b337d106-053f-4d37-8da0-7f9c4043a66b.json
index e27c1ef..16708fd 100644
--- a/evaluation_examples/examples/multi_apps/b337d106-053f-4d37-8da0-7f9c4043a66b.json
+++ b/evaluation_examples/examples/multi_apps/b337d106-053f-4d37-8da0-7f9c4043a66b.json
@@ -82,5 +82,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/b5062e3e-641c-4e3a-907b-ac864d2e7652.json b/evaluation_examples/examples/multi_apps/b5062e3e-641c-4e3a-907b-ac864d2e7652.json
index 41e3f95..c686fa8 100644
--- a/evaluation_examples/examples/multi_apps/b5062e3e-641c-4e3a-907b-ac864d2e7652.json
+++ b/evaluation_examples/examples/multi_apps/b5062e3e-641c-4e3a-907b-ac864d2e7652.json
@@ -115,5 +115,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/b52b40a5-ad70-4c53-b5b0-5650a8387052.json b/evaluation_examples/examples/multi_apps/b52b40a5-ad70-4c53-b5b0-5650a8387052.json
index ead378e..f2d30f1 100644
--- a/evaluation_examples/examples/multi_apps/b52b40a5-ad70-4c53-b5b0-5650a8387052.json
+++ b/evaluation_examples/examples/multi_apps/b52b40a5-ad70-4c53-b5b0-5650a8387052.json
@@ -110,5 +110,7 @@
       "dest": "attachment_full_gold.pdf"
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": true,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/bb83cab4-e5c7-42c7-a67b-e46068032b86.json b/evaluation_examples/examples/multi_apps/bb83cab4-e5c7-42c7-a67b-e46068032b86.json
index 8301da1..5737501 100644
--- a/evaluation_examples/examples/multi_apps/bb83cab4-e5c7-42c7-a67b-e46068032b86.json
+++ b/evaluation_examples/examples/multi_apps/bb83cab4-e5c7-42c7-a67b-e46068032b86.json
@@ -72,5 +72,7 @@
       "dest": "script_Gold.docx"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/bc2b57f3-686d-4ec9-87ce-edf850b7e442.json b/evaluation_examples/examples/multi_apps/bc2b57f3-686d-4ec9-87ce-edf850b7e442.json
index f4fc314..1bc994d 100644
--- a/evaluation_examples/examples/multi_apps/bc2b57f3-686d-4ec9-87ce-edf850b7e442.json
+++ b/evaluation_examples/examples/multi_apps/bc2b57f3-686d-4ec9-87ce-edf850b7e442.json
@@ -122,5 +122,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/c2751594-0cd5-4088-be1b-b5f2f9ec97c4.json b/evaluation_examples/examples/multi_apps/c2751594-0cd5-4088-be1b-b5f2f9ec97c4.json
index d9478fe..1766c3f 100644
--- a/evaluation_examples/examples/multi_apps/c2751594-0cd5-4088-be1b-b5f2f9ec97c4.json
+++ b/evaluation_examples/examples/multi_apps/c2751594-0cd5-4088-be1b-b5f2f9ec97c4.json
@@ -58,5 +58,7 @@
       "reference_base_result": 0.54
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/c7c1e4c3-9e92-4eba-a4b8-689953975ea4.json b/evaluation_examples/examples/multi_apps/c7c1e4c3-9e92-4eba-a4b8-689953975ea4.json
index d5602d9..928f968 100644
--- a/evaluation_examples/examples/multi_apps/c7c1e4c3-9e92-4eba-a4b8-689953975ea4.json
+++ b/evaluation_examples/examples/multi_apps/c7c1e4c3-9e92-4eba-a4b8-689953975ea4.json
@@ -99,5 +99,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/c867c42d-a52d-4a24-8ae3-f75d256b5618.json b/evaluation_examples/examples/multi_apps/c867c42d-a52d-4a24-8ae3-f75d256b5618.json
index ea0b6ad..322d823 100644
--- a/evaluation_examples/examples/multi_apps/c867c42d-a52d-4a24-8ae3-f75d256b5618.json
+++ b/evaluation_examples/examples/multi_apps/c867c42d-a52d-4a24-8ae3-f75d256b5618.json
@@ -95,5 +95,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/ce2b64a2-ddc1-4f91-8c7d-a88be7121aac.json b/evaluation_examples/examples/multi_apps/ce2b64a2-ddc1-4f91-8c7d-a88be7121aac.json
index 9e60e48..02bca7c 100644
--- a/evaluation_examples/examples/multi_apps/ce2b64a2-ddc1-4f91-8c7d-a88be7121aac.json
+++ b/evaluation_examples/examples/multi_apps/ce2b64a2-ddc1-4f91-8c7d-a88be7121aac.json
@@ -168,5 +168,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/d1acdb87-bb67-4f30-84aa-990e56a09c92.json b/evaluation_examples/examples/multi_apps/d1acdb87-bb67-4f30-84aa-990e56a09c92.json
index 91c7530..07ad029 100644
--- a/evaluation_examples/examples/multi_apps/d1acdb87-bb67-4f30-84aa-990e56a09c92.json
+++ b/evaluation_examples/examples/multi_apps/d1acdb87-bb67-4f30-84aa-990e56a09c92.json
@@ -139,5 +139,7 @@
       ]
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/d68204bf-11c1-4b13-b48b-d303c73d4bf6.json b/evaluation_examples/examples/multi_apps/d68204bf-11c1-4b13-b48b-d303c73d4bf6.json
index b870a3a..0e6e7a9 100644
--- a/evaluation_examples/examples/multi_apps/d68204bf-11c1-4b13-b48b-d303c73d4bf6.json
+++ b/evaluation_examples/examples/multi_apps/d68204bf-11c1-4b13-b48b-d303c73d4bf6.json
@@ -44,5 +44,7 @@
       "dest": "rearranged_gold.png"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/d9b7c649-c975-4f53-88f5-940b29c47247.json b/evaluation_examples/examples/multi_apps/d9b7c649-c975-4f53-88f5-940b29c47247.json
index a7966f6..b51b284 100644
--- a/evaluation_examples/examples/multi_apps/d9b7c649-c975-4f53-88f5-940b29c47247.json
+++ b/evaluation_examples/examples/multi_apps/d9b7c649-c975-4f53-88f5-940b29c47247.json
@@ -65,5 +65,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/da52d699-e8d2-4dc5-9191-a2199e0b6a9b.json b/evaluation_examples/examples/multi_apps/da52d699-e8d2-4dc5-9191-a2199e0b6a9b.json
index 7b511db..1401db5 100644
--- a/evaluation_examples/examples/multi_apps/da52d699-e8d2-4dc5-9191-a2199e0b6a9b.json
+++ b/evaluation_examples/examples/multi_apps/da52d699-e8d2-4dc5-9191-a2199e0b6a9b.json
@@ -70,5 +70,7 @@
       "dest": "book_list_result.docx"
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/da922383-bfa4-4cd3-bbad-6bebab3d7742.json b/evaluation_examples/examples/multi_apps/da922383-bfa4-4cd3-bbad-6bebab3d7742.json
index 2cf05b5..1a39469 100644
--- a/evaluation_examples/examples/multi_apps/da922383-bfa4-4cd3-bbad-6bebab3d7742.json
+++ b/evaluation_examples/examples/multi_apps/da922383-bfa4-4cd3-bbad-6bebab3d7742.json
@@ -72,5 +72,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/dd60633f-2c72-42ba-8547-6f2c8cb0fdb0.json b/evaluation_examples/examples/multi_apps/dd60633f-2c72-42ba-8547-6f2c8cb0fdb0.json
index 1ed021c..8751b3d 100644
--- a/evaluation_examples/examples/multi_apps/dd60633f-2c72-42ba-8547-6f2c8cb0fdb0.json
+++ b/evaluation_examples/examples/multi_apps/dd60633f-2c72-42ba-8547-6f2c8cb0fdb0.json
@@ -52,5 +52,7 @@
     }
   },
   "proxy": true,
-  "env_may_change": true
+  "env_may_change": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/deec51c9-3b1e-4b9e-993c-4776f20e8bb2.json b/evaluation_examples/examples/multi_apps/deec51c9-3b1e-4b9e-993c-4776f20e8bb2.json
index 14f3762..b01e3eb 100644
--- a/evaluation_examples/examples/multi_apps/deec51c9-3b1e-4b9e-993c-4776f20e8bb2.json
+++ b/evaluation_examples/examples/multi_apps/deec51c9-3b1e-4b9e-993c-4776f20e8bb2.json
@@ -98,5 +98,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/df67aebb-fb3a-44fd-b75b-51b6012df509.json b/evaluation_examples/examples/multi_apps/df67aebb-fb3a-44fd-b75b-51b6012df509.json
index 87951a5..7db17bf 100644
--- a/evaluation_examples/examples/multi_apps/df67aebb-fb3a-44fd-b75b-51b6012df509.json
+++ b/evaluation_examples/examples/multi_apps/df67aebb-fb3a-44fd-b75b-51b6012df509.json
@@ -92,5 +92,7 @@
       "ignore_blanks": true
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/e135df7c-7687-4ac0-a5f0-76b74438b53e.json b/evaluation_examples/examples/multi_apps/e135df7c-7687-4ac0-a5f0-76b74438b53e.json
index 15d42f1..1907dc3 100644
--- a/evaluation_examples/examples/multi_apps/e135df7c-7687-4ac0-a5f0-76b74438b53e.json
+++ b/evaluation_examples/examples/multi_apps/e135df7c-7687-4ac0-a5f0-76b74438b53e.json
@@ -97,6 +97,7 @@
       }
     ]
   },
-  
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/e1fc0df3-c8b9-4ee7-864c-d0b590d3aa56.json b/evaluation_examples/examples/multi_apps/e1fc0df3-c8b9-4ee7-864c-d0b590d3aa56.json
index 77a0ba0..b8c2329 100644
--- a/evaluation_examples/examples/multi_apps/e1fc0df3-c8b9-4ee7-864c-d0b590d3aa56.json
+++ b/evaluation_examples/examples/multi_apps/e1fc0df3-c8b9-4ee7-864c-d0b590d3aa56.json
@@ -79,5 +79,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/e2392362-125e-4f76-a2ee-524b183a3412.json b/evaluation_examples/examples/multi_apps/e2392362-125e-4f76-a2ee-524b183a3412.json
index b115934..f3aa87b 100644
--- a/evaluation_examples/examples/multi_apps/e2392362-125e-4f76-a2ee-524b183a3412.json
+++ b/evaluation_examples/examples/multi_apps/e2392362-125e-4f76-a2ee-524b183a3412.json
@@ -124,5 +124,7 @@
       "dest": "_config.yaml"
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/e8172110-ec08-421b-a6f5-842e6451911f.json b/evaluation_examples/examples/multi_apps/e8172110-ec08-421b-a6f5-842e6451911f.json
index 9f5f924..fe26e4c 100644
--- a/evaluation_examples/examples/multi_apps/e8172110-ec08-421b-a6f5-842e6451911f.json
+++ b/evaluation_examples/examples/multi_apps/e8172110-ec08-421b-a6f5-842e6451911f.json
@@ -60,5 +60,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/eb303e01-261e-4972-8c07-c9b4e7a4922a.json b/evaluation_examples/examples/multi_apps/eb303e01-261e-4972-8c07-c9b4e7a4922a.json
index b7e69cb..6499e7c 100644
--- a/evaluation_examples/examples/multi_apps/eb303e01-261e-4972-8c07-c9b4e7a4922a.json
+++ b/evaluation_examples/examples/multi_apps/eb303e01-261e-4972-8c07-c9b4e7a4922a.json
@@ -79,5 +79,7 @@
       "examine_bullets": false
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/ee9a3c83-f437-4879-8918-be5efbb9fac7.json b/evaluation_examples/examples/multi_apps/ee9a3c83-f437-4879-8918-be5efbb9fac7.json
index c2a0e4a..8197cd7 100644
--- a/evaluation_examples/examples/multi_apps/ee9a3c83-f437-4879-8918-be5efbb9fac7.json
+++ b/evaluation_examples/examples/multi_apps/ee9a3c83-f437-4879-8918-be5efbb9fac7.json
@@ -92,5 +92,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/f5c13cdd-205c-4719-a562-348ae5cd1d91.json b/evaluation_examples/examples/multi_apps/f5c13cdd-205c-4719-a562-348ae5cd1d91.json
index 58227d2..fdeada3 100644
--- a/evaluation_examples/examples/multi_apps/f5c13cdd-205c-4719-a562-348ae5cd1d91.json
+++ b/evaluation_examples/examples/multi_apps/f5c13cdd-205c-4719-a562-348ae5cd1d91.json
@@ -109,5 +109,7 @@
       ]
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/f7dfbef3-7697-431c-883a-db8583a4e4f9.json b/evaluation_examples/examples/multi_apps/f7dfbef3-7697-431c-883a-db8583a4e4f9.json
index 9ff9078..cccf610 100644
--- a/evaluation_examples/examples/multi_apps/f7dfbef3-7697-431c-883a-db8583a4e4f9.json
+++ b/evaluation_examples/examples/multi_apps/f7dfbef3-7697-431c-883a-db8583a4e4f9.json
@@ -115,5 +115,7 @@
       }
     ]
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/f8369178-fafe-40c2-adc4-b9b08a125456.json b/evaluation_examples/examples/multi_apps/f8369178-fafe-40c2-adc4-b9b08a125456.json
index f5d9800..018f0a3 100644
--- a/evaluation_examples/examples/multi_apps/f8369178-fafe-40c2-adc4-b9b08a125456.json
+++ b/evaluation_examples/examples/multi_apps/f8369178-fafe-40c2-adc4-b9b08a125456.json
@@ -38,5 +38,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/f8cfa149-d1c1-4215-8dac-4a0932bad3c2.json b/evaluation_examples/examples/multi_apps/f8cfa149-d1c1-4215-8dac-4a0932bad3c2.json
index 2441c3e..9ce3d6d 100644
--- a/evaluation_examples/examples/multi_apps/f8cfa149-d1c1-4215-8dac-4a0932bad3c2.json
+++ b/evaluation_examples/examples/multi_apps/f8cfa149-d1c1-4215-8dac-4a0932bad3c2.json
@@ -70,5 +70,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/multi_apps/f918266a-b3e0-4914-865d-4faa564f1aef.json b/evaluation_examples/examples/multi_apps/f918266a-b3e0-4914-865d-4faa564f1aef.json
index 2f6b203..576686e 100644
--- a/evaluation_examples/examples/multi_apps/f918266a-b3e0-4914-865d-4faa564f1aef.json
+++ b/evaluation_examples/examples/multi_apps/f918266a-b3e0-4914-865d-4faa564f1aef.json
@@ -44,5 +44,7 @@
       "dest": "log.txt"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/13584542-872b-42d8-b299-866967b5c3ef.json b/evaluation_examples/examples/os/13584542-872b-42d8-b299-866967b5c3ef.json
index 6cb0215..eb9dc4c 100644
--- a/evaluation_examples/examples/os/13584542-872b-42d8-b299-866967b5c3ef.json
+++ b/evaluation_examples/examples/os/13584542-872b-42d8-b299-866967b5c3ef.json
@@ -52,5 +52,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/23393935-50c7-4a86-aeea-2b78fd089c5c.json b/evaluation_examples/examples/os/23393935-50c7-4a86-aeea-2b78fd089c5c.json
index 0ac6801..469e25d 100644
--- a/evaluation_examples/examples/os/23393935-50c7-4a86-aeea-2b78fd089c5c.json
+++ b/evaluation_examples/examples/os/23393935-50c7-4a86-aeea-2b78fd089c5c.json
@@ -113,5 +113,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/28cc3b7e-b194-4bc9-8353-d04c0f4d56d2.json b/evaluation_examples/examples/os/28cc3b7e-b194-4bc9-8353-d04c0f4d56d2.json
index 0e7c261..9f98f05 100644
--- a/evaluation_examples/examples/os/28cc3b7e-b194-4bc9-8353-d04c0f4d56d2.json
+++ b/evaluation_examples/examples/os/28cc3b7e-b194-4bc9-8353-d04c0f4d56d2.json
@@ -33,5 +33,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/37887e8c-da15-4192-923c-08fa390a176d.json b/evaluation_examples/examples/os/37887e8c-da15-4192-923c-08fa390a176d.json
index 6e6b8a5..7231592 100644
--- a/evaluation_examples/examples/os/37887e8c-da15-4192-923c-08fa390a176d.json
+++ b/evaluation_examples/examples/os/37887e8c-da15-4192-923c-08fa390a176d.json
@@ -87,5 +87,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/3ce045a0-877b-42aa-8d2c-b4a863336ab8.json b/evaluation_examples/examples/os/3ce045a0-877b-42aa-8d2c-b4a863336ab8.json
index b44f697..d00c1ca 100644
--- a/evaluation_examples/examples/os/3ce045a0-877b-42aa-8d2c-b4a863336ab8.json
+++ b/evaluation_examples/examples/os/3ce045a0-877b-42aa-8d2c-b4a863336ab8.json
@@ -19,7 +19,7 @@
   "related_apps": [
     "os"
   ],
- "evaluator": {
+  "evaluator": {
     "func": [
       "check_include_exclude",
       "check_include_exclude"
@@ -32,7 +32,7 @@
         "shell": true
       },
       {
-        "type": "vm_command_line", 
+        "type": "vm_command_line",
         "command": "ZOOM_ENABLED=$(timeout 10 gsettings get org.gnome.desktop.a11y.applications screen-magnifier-enabled 2>/dev/null | grep -c true); ZOOM_FACTOR=$(timeout 10 gsettings get org.gnome.desktop.a11y.magnifier mag-factor 2>/dev/null | grep -oE '[0-9]+\\.[0-9]+' | head -1); if [ \"$ZOOM_ENABLED\" -gt 0 ] && [ -n \"$ZOOM_FACTOR\" ] && [ \"$(echo \"$ZOOM_FACTOR > 1.1\" | bc -l 2>/dev/null || echo 0)\" = \"1\" ]; then echo \"Zoom enabled with magnification (factor: $ZOOM_FACTOR)\"; else echo \"No zoom magnification enabled\"; fi",
         "shell": true
       }
@@ -51,7 +51,7 @@
         }
       },
       {
-        "type": "rule", 
+        "type": "rule",
         "rules": {
           "include": [
             "Zoom enabled with magnification"
@@ -64,5 +64,7 @@
       }
     ]
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/4127319a-8b79-4410-b58a-7a151e15f3d7.json b/evaluation_examples/examples/os/4127319a-8b79-4410-b58a-7a151e15f3d7.json
index eb73a32..c14621b 100644
--- a/evaluation_examples/examples/os/4127319a-8b79-4410-b58a-7a151e15f3d7.json
+++ b/evaluation_examples/examples/os/4127319a-8b79-4410-b58a-7a151e15f3d7.json
@@ -56,5 +56,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/4783cc41-c03c-4e1b-89b4-50658f642bd5.json b/evaluation_examples/examples/os/4783cc41-c03c-4e1b-89b4-50658f642bd5.json
index 98f82f9..1e0120b 100644
--- a/evaluation_examples/examples/os/4783cc41-c03c-4e1b-89b4-50658f642bd5.json
+++ b/evaluation_examples/examples/os/4783cc41-c03c-4e1b-89b4-50658f642bd5.json
@@ -45,5 +45,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/4d117223-a354-47fb-8b45-62ab1390a95f.json b/evaluation_examples/examples/os/4d117223-a354-47fb-8b45-62ab1390a95f.json
index 63293fd..04a9bb3 100644
--- a/evaluation_examples/examples/os/4d117223-a354-47fb-8b45-62ab1390a95f.json
+++ b/evaluation_examples/examples/os/4d117223-a354-47fb-8b45-62ab1390a95f.json
@@ -97,5 +97,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/5812b315-e7bd-4265-b51f-863c02174c28.json b/evaluation_examples/examples/os/5812b315-e7bd-4265-b51f-863c02174c28.json
index f2fe7bf..c445b5c 100644
--- a/evaluation_examples/examples/os/5812b315-e7bd-4265-b51f-863c02174c28.json
+++ b/evaluation_examples/examples/os/5812b315-e7bd-4265-b51f-863c02174c28.json
@@ -60,5 +60,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/5c1075ca-bb34-46a3-a7a0-029bd7463e79.json b/evaluation_examples/examples/os/5c1075ca-bb34-46a3-a7a0-029bd7463e79.json
index 810109e..d625111 100644
--- a/evaluation_examples/examples/os/5c1075ca-bb34-46a3-a7a0-029bd7463e79.json
+++ b/evaluation_examples/examples/os/5c1075ca-bb34-46a3-a7a0-029bd7463e79.json
@@ -95,5 +95,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/5ced85fc-fa1a-4217-95fd-0fb530545ce2.json b/evaluation_examples/examples/os/5ced85fc-fa1a-4217-95fd-0fb530545ce2.json
index 2b00214..1bec8f2 100644
--- a/evaluation_examples/examples/os/5ced85fc-fa1a-4217-95fd-0fb530545ce2.json
+++ b/evaluation_examples/examples/os/5ced85fc-fa1a-4217-95fd-0fb530545ce2.json
@@ -62,5 +62,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/5ea617a3-0e86-4ba6-aab2-dac9aa2e8d57.json b/evaluation_examples/examples/os/5ea617a3-0e86-4ba6-aab2-dac9aa2e8d57.json
index 5da9b3d..e2ba521 100644
--- a/evaluation_examples/examples/os/5ea617a3-0e86-4ba6-aab2-dac9aa2e8d57.json
+++ b/evaluation_examples/examples/os/5ea617a3-0e86-4ba6-aab2-dac9aa2e8d57.json
@@ -51,5 +51,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/6f56bf42-85b8-4fbb-8e06-6c44960184ba.json b/evaluation_examples/examples/os/6f56bf42-85b8-4fbb-8e06-6c44960184ba.json
index 5d574a1..21f5174 100644
--- a/evaluation_examples/examples/os/6f56bf42-85b8-4fbb-8e06-6c44960184ba.json
+++ b/evaluation_examples/examples/os/6f56bf42-85b8-4fbb-8e06-6c44960184ba.json
@@ -87,5 +87,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/94d95f96-9699-4208-98ba-3c3119edf9c2.json b/evaluation_examples/examples/os/94d95f96-9699-4208-98ba-3c3119edf9c2.json
index 747f26c..50626c9 100644
--- a/evaluation_examples/examples/os/94d95f96-9699-4208-98ba-3c3119edf9c2.json
+++ b/evaluation_examples/examples/os/94d95f96-9699-4208-98ba-3c3119edf9c2.json
@@ -37,5 +37,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/a462a795-fdc7-4b23-b689-e8b6df786b78.json b/evaluation_examples/examples/os/a462a795-fdc7-4b23-b689-e8b6df786b78.json
index c6bafd5..6285cba 100644
--- a/evaluation_examples/examples/os/a462a795-fdc7-4b23-b689-e8b6df786b78.json
+++ b/evaluation_examples/examples/os/a462a795-fdc7-4b23-b689-e8b6df786b78.json
@@ -29,5 +29,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/a4d98375-215b-4a4d-aee9-3d4370fccc41.json b/evaluation_examples/examples/os/a4d98375-215b-4a4d-aee9-3d4370fccc41.json
index d473b75..0e886bc 100644
--- a/evaluation_examples/examples/os/a4d98375-215b-4a4d-aee9-3d4370fccc41.json
+++ b/evaluation_examples/examples/os/a4d98375-215b-4a4d-aee9-3d4370fccc41.json
@@ -45,5 +45,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/b3d4a89c-53f2-4d6b-8b6a-541fb5d205fa.json b/evaluation_examples/examples/os/b3d4a89c-53f2-4d6b-8b6a-541fb5d205fa.json
index 6f14b4c..c2b7c7e 100644
--- a/evaluation_examples/examples/os/b3d4a89c-53f2-4d6b-8b6a-541fb5d205fa.json
+++ b/evaluation_examples/examples/os/b3d4a89c-53f2-4d6b-8b6a-541fb5d205fa.json
@@ -11,5 +11,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/b6781586-6346-41cd-935a-a6b1487918fc.json b/evaluation_examples/examples/os/b6781586-6346-41cd-935a-a6b1487918fc.json
index 2d1de91..fbde0ec 100644
--- a/evaluation_examples/examples/os/b6781586-6346-41cd-935a-a6b1487918fc.json
+++ b/evaluation_examples/examples/os/b6781586-6346-41cd-935a-a6b1487918fc.json
@@ -27,5 +27,7 @@
       "shell": true
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/bedcedc4-4d72-425e-ad62-21960b11fe0d.json b/evaluation_examples/examples/os/bedcedc4-4d72-425e-ad62-21960b11fe0d.json
index 48e233c..2810b19 100644
--- a/evaluation_examples/examples/os/bedcedc4-4d72-425e-ad62-21960b11fe0d.json
+++ b/evaluation_examples/examples/os/bedcedc4-4d72-425e-ad62-21960b11fe0d.json
@@ -49,5 +49,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/c288e301-e626-4b98-a1ab-159dcb162af5.json b/evaluation_examples/examples/os/c288e301-e626-4b98-a1ab-159dcb162af5.json
index b6d5fef..dfb13cd 100644
--- a/evaluation_examples/examples/os/c288e301-e626-4b98-a1ab-159dcb162af5.json
+++ b/evaluation_examples/examples/os/c288e301-e626-4b98-a1ab-159dcb162af5.json
@@ -10,5 +10,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/e0df059f-28a6-4169-924f-b9623e7184cc.json b/evaluation_examples/examples/os/e0df059f-28a6-4169-924f-b9623e7184cc.json
index 5df5998..885d8f8 100644
--- a/evaluation_examples/examples/os/e0df059f-28a6-4169-924f-b9623e7184cc.json
+++ b/evaluation_examples/examples/os/e0df059f-28a6-4169-924f-b9623e7184cc.json
@@ -40,5 +40,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/ec4e3f68-9ea4-4c18-a5c9-69f89d1178b3.json b/evaluation_examples/examples/os/ec4e3f68-9ea4-4c18-a5c9-69f89d1178b3.json
index fe5496c..1598e1a 100644
--- a/evaluation_examples/examples/os/ec4e3f68-9ea4-4c18-a5c9-69f89d1178b3.json
+++ b/evaluation_examples/examples/os/ec4e3f68-9ea4-4c18-a5c9-69f89d1178b3.json
@@ -56,5 +56,7 @@
       }
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/f9be0997-4b7c-45c5-b05c-4612b44a6118.json b/evaluation_examples/examples/os/f9be0997-4b7c-45c5-b05c-4612b44a6118.json
index 94ebacb..6f6c928 100644
--- a/evaluation_examples/examples/os/f9be0997-4b7c-45c5-b05c-4612b44a6118.json
+++ b/evaluation_examples/examples/os/f9be0997-4b7c-45c5-b05c-4612b44a6118.json
@@ -40,5 +40,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/os/fe41f596-a71b-4c2f-9b2f-9dcd40b568c3.json b/evaluation_examples/examples/os/fe41f596-a71b-4c2f-9b2f-9dcd40b568c3.json
index 0808c31..1a1ace8 100644
--- a/evaluation_examples/examples/os/fe41f596-a71b-4c2f-9b2f-9dcd40b568c3.json
+++ b/evaluation_examples/examples/os/fe41f596-a71b-4c2f-9b2f-9dcd40b568c3.json
@@ -11,5 +11,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/thunderbird/08c73485-7c6d-4681-999d-919f5c32dcfa.json b/evaluation_examples/examples/thunderbird/08c73485-7c6d-4681-999d-919f5c32dcfa.json
index 9f17a1c..3023436 100644
--- a/evaluation_examples/examples/thunderbird/08c73485-7c6d-4681-999d-919f5c32dcfa.json
+++ b/evaluation_examples/examples/thunderbird/08c73485-7c6d-4681-999d-919f5c32dcfa.json
@@ -87,5 +87,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/thunderbird/10a730d5-d414-4b40-b479-684bed1ae522.json b/evaluation_examples/examples/thunderbird/10a730d5-d414-4b40-b479-684bed1ae522.json
index bf765f3..8b3f145 100644
--- a/evaluation_examples/examples/thunderbird/10a730d5-d414-4b40-b479-684bed1ae522.json
+++ b/evaluation_examples/examples/thunderbird/10a730d5-d414-4b40-b479-684bed1ae522.json
@@ -77,5 +77,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/thunderbird/15c3b339-88f7-4a86-ab16-e71c58dcb01e.json b/evaluation_examples/examples/thunderbird/15c3b339-88f7-4a86-ab16-e71c58dcb01e.json
index 59f8ce0..d851767 100644
--- a/evaluation_examples/examples/thunderbird/15c3b339-88f7-4a86-ab16-e71c58dcb01e.json
+++ b/evaluation_examples/examples/thunderbird/15c3b339-88f7-4a86-ab16-e71c58dcb01e.json
@@ -96,5 +96,7 @@
       }
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/thunderbird/3f28fe4f-5d9d-4994-a456-efd78cfae1a3.json b/evaluation_examples/examples/thunderbird/3f28fe4f-5d9d-4994-a456-efd78cfae1a3.json
index 3863c2a..d945210 100644
--- a/evaluation_examples/examples/thunderbird/3f28fe4f-5d9d-4994-a456-efd78cfae1a3.json
+++ b/evaluation_examples/examples/thunderbird/3f28fe4f-5d9d-4994-a456-efd78cfae1a3.json
@@ -77,5 +77,7 @@
     },
     "func": "check_thunderbird_prefs"
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/thunderbird/3f49d2cc-f400-4e7d-90cc-9b18e401cc31.json b/evaluation_examples/examples/thunderbird/3f49d2cc-f400-4e7d-90cc-9b18e401cc31.json
index 2dfb921..6741864 100644
--- a/evaluation_examples/examples/thunderbird/3f49d2cc-f400-4e7d-90cc-9b18e401cc31.json
+++ b/evaluation_examples/examples/thunderbird/3f49d2cc-f400-4e7d-90cc-9b18e401cc31.json
@@ -82,5 +82,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/thunderbird/5203d847-2572-4150-912a-03f062254390.json b/evaluation_examples/examples/thunderbird/5203d847-2572-4150-912a-03f062254390.json
index 1e8ebc8..fa0ad70 100644
--- a/evaluation_examples/examples/thunderbird/5203d847-2572-4150-912a-03f062254390.json
+++ b/evaluation_examples/examples/thunderbird/5203d847-2572-4150-912a-03f062254390.json
@@ -80,5 +80,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/thunderbird/7b1e1ff9-bb85-49be-b01d-d6424be18cd0.json b/evaluation_examples/examples/thunderbird/7b1e1ff9-bb85-49be-b01d-d6424be18cd0.json
index def2b5d..f705850 100644
--- a/evaluation_examples/examples/thunderbird/7b1e1ff9-bb85-49be-b01d-d6424be18cd0.json
+++ b/evaluation_examples/examples/thunderbird/7b1e1ff9-bb85-49be-b01d-d6424be18cd0.json
@@ -57,5 +57,7 @@
     },
     "func": "check_accessibility_tree"
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/thunderbird/9b7bc335-06b5-4cd3-9119-1a649c478509.json b/evaluation_examples/examples/thunderbird/9b7bc335-06b5-4cd3-9119-1a649c478509.json
index cd5a74e..62b411f 100644
--- a/evaluation_examples/examples/thunderbird/9b7bc335-06b5-4cd3-9119-1a649c478509.json
+++ b/evaluation_examples/examples/thunderbird/9b7bc335-06b5-4cd3-9119-1a649c478509.json
@@ -80,5 +80,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/thunderbird/9bc3cc16-074a-45ac-9bdc-b2a362e1daf3.json b/evaluation_examples/examples/thunderbird/9bc3cc16-074a-45ac-9bdc-b2a362e1daf3.json
index 3f472cb..c348f90 100644
--- a/evaluation_examples/examples/thunderbird/9bc3cc16-074a-45ac-9bdc-b2a362e1daf3.json
+++ b/evaluation_examples/examples/thunderbird/9bc3cc16-074a-45ac-9bdc-b2a362e1daf3.json
@@ -71,5 +71,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/thunderbird/a10b69e1-6034-4a2b-93e1-571d45194f75.json b/evaluation_examples/examples/thunderbird/a10b69e1-6034-4a2b-93e1-571d45194f75.json
index ebea0c9..ddd0ca8 100644
--- a/evaluation_examples/examples/thunderbird/a10b69e1-6034-4a2b-93e1-571d45194f75.json
+++ b/evaluation_examples/examples/thunderbird/a10b69e1-6034-4a2b-93e1-571d45194f75.json
@@ -73,5 +73,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/thunderbird/a1af9f1c-50d5-4bc3-a51e-4d9b425ff638.json b/evaluation_examples/examples/thunderbird/a1af9f1c-50d5-4bc3-a51e-4d9b425ff638.json
index 0fb2456..3a8165e 100644
--- a/evaluation_examples/examples/thunderbird/a1af9f1c-50d5-4bc3-a51e-4d9b425ff638.json
+++ b/evaluation_examples/examples/thunderbird/a1af9f1c-50d5-4bc3-a51e-4d9b425ff638.json
@@ -45,5 +45,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/thunderbird/d38192b0-17dc-4e1d-99c3-786d0117de77.json b/evaluation_examples/examples/thunderbird/d38192b0-17dc-4e1d-99c3-786d0117de77.json
index eacc97d..31090f4 100644
--- a/evaluation_examples/examples/thunderbird/d38192b0-17dc-4e1d-99c3-786d0117de77.json
+++ b/evaluation_examples/examples/thunderbird/d38192b0-17dc-4e1d-99c3-786d0117de77.json
@@ -103,5 +103,7 @@
       }
     }
   },
-  "proxy": false
-}
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/thunderbird/dd84e895-72fd-4023-a336-97689ded257c.json b/evaluation_examples/examples/thunderbird/dd84e895-72fd-4023-a336-97689ded257c.json
index 5662987..553ba84 100644
--- a/evaluation_examples/examples/thunderbird/dd84e895-72fd-4023-a336-97689ded257c.json
+++ b/evaluation_examples/examples/thunderbird/dd84e895-72fd-4023-a336-97689ded257c.json
@@ -72,5 +72,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/thunderbird/dfac9ee8-9bc4-4cdc-b465-4a4bfcd2f397.json b/evaluation_examples/examples/thunderbird/dfac9ee8-9bc4-4cdc-b465-4a4bfcd2f397.json
index 08fa742..2e21bc6 100644
--- a/evaluation_examples/examples/thunderbird/dfac9ee8-9bc4-4cdc-b465-4a4bfcd2f397.json
+++ b/evaluation_examples/examples/thunderbird/dfac9ee8-9bc4-4cdc-b465-4a4bfcd2f397.json
@@ -90,5 +90,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/thunderbird/f201fbc3-44e6-46fc-bcaa-432f9815454c.json b/evaluation_examples/examples/thunderbird/f201fbc3-44e6-46fc-bcaa-432f9815454c.json
index 3ecdfd9..606bf97 100644
--- a/evaluation_examples/examples/thunderbird/f201fbc3-44e6-46fc-bcaa-432f9815454c.json
+++ b/evaluation_examples/examples/thunderbird/f201fbc3-44e6-46fc-bcaa-432f9815454c.json
@@ -77,5 +77,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/215dfd39-f493-4bc3-a027-8a97d72c61bf.json b/evaluation_examples/examples/vlc/215dfd39-f493-4bc3-a027-8a97d72c61bf.json
index aabaa0f..094930d 100644
--- a/evaluation_examples/examples/vlc/215dfd39-f493-4bc3-a027-8a97d72c61bf.json
+++ b/evaluation_examples/examples/vlc/215dfd39-f493-4bc3-a027-8a97d72c61bf.json
@@ -57,5 +57,7 @@
       "dest": "vlcrc"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/386dbd0e-0241-4a0a-b6a2-6704fba26b1c.json b/evaluation_examples/examples/vlc/386dbd0e-0241-4a0a-b6a2-6704fba26b1c.json
index 14eaafa..aaddb1e 100644
--- a/evaluation_examples/examples/vlc/386dbd0e-0241-4a0a-b6a2-6704fba26b1c.json
+++ b/evaluation_examples/examples/vlc/386dbd0e-0241-4a0a-b6a2-6704fba26b1c.json
@@ -108,5 +108,7 @@
       "dest": "vlcrc"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/59f21cfb-0120-4326-b255-a5b827b38967.json b/evaluation_examples/examples/vlc/59f21cfb-0120-4326-b255-a5b827b38967.json
index 650f586..733bea2 100644
--- a/evaluation_examples/examples/vlc/59f21cfb-0120-4326-b255-a5b827b38967.json
+++ b/evaluation_examples/examples/vlc/59f21cfb-0120-4326-b255-a5b827b38967.json
@@ -51,5 +51,7 @@
       "dest": "status.xml"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/5ac2891a-eacd-4954-b339-98abba077adb.json b/evaluation_examples/examples/vlc/5ac2891a-eacd-4954-b339-98abba077adb.json
index 096719d..fb18b6d 100644
--- a/evaluation_examples/examples/vlc/5ac2891a-eacd-4954-b339-98abba077adb.json
+++ b/evaluation_examples/examples/vlc/5ac2891a-eacd-4954-b339-98abba077adb.json
@@ -19,5 +19,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/7882ed6e-bece-4bf0-bada-c32dc1ddae72.json b/evaluation_examples/examples/vlc/7882ed6e-bece-4bf0-bada-c32dc1ddae72.json
index f61c933..fbe5666 100644
--- a/evaluation_examples/examples/vlc/7882ed6e-bece-4bf0-bada-c32dc1ddae72.json
+++ b/evaluation_examples/examples/vlc/7882ed6e-bece-4bf0-bada-c32dc1ddae72.json
@@ -19,5 +19,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/8ba5ae7a-5ae5-4eab-9fcc-5dd4fe3abf89.json b/evaluation_examples/examples/vlc/8ba5ae7a-5ae5-4eab-9fcc-5dd4fe3abf89.json
index 35f4e58..88e449b 100644
--- a/evaluation_examples/examples/vlc/8ba5ae7a-5ae5-4eab-9fcc-5dd4fe3abf89.json
+++ b/evaluation_examples/examples/vlc/8ba5ae7a-5ae5-4eab-9fcc-5dd4fe3abf89.json
@@ -39,5 +39,7 @@
       "dest": "vlcrc"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/8d9fd4e2-6fdb-46b0-b9b9-02f06495c62f.json b/evaluation_examples/examples/vlc/8d9fd4e2-6fdb-46b0-b9b9-02f06495c62f.json
index 0bd5ed7..4bd89ce 100644
--- a/evaluation_examples/examples/vlc/8d9fd4e2-6fdb-46b0-b9b9-02f06495c62f.json
+++ b/evaluation_examples/examples/vlc/8d9fd4e2-6fdb-46b0-b9b9-02f06495c62f.json
@@ -47,5 +47,7 @@
       "type": "vm_screen_size"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/8f080098-ddb1-424c-b438-4e96e5e4786e.json b/evaluation_examples/examples/vlc/8f080098-ddb1-424c-b438-4e96e5e4786e.json
index 01e886b..91cf6a2 100644
--- a/evaluation_examples/examples/vlc/8f080098-ddb1-424c-b438-4e96e5e4786e.json
+++ b/evaluation_examples/examples/vlc/8f080098-ddb1-424c-b438-4e96e5e4786e.json
@@ -50,5 +50,7 @@
       "dest": "baby.mp3"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/9195653c-f4aa-453d-aa95-787f6ccfaae9.json b/evaluation_examples/examples/vlc/9195653c-f4aa-453d-aa95-787f6ccfaae9.json
index ec512fe..80702e7 100644
--- a/evaluation_examples/examples/vlc/9195653c-f4aa-453d-aa95-787f6ccfaae9.json
+++ b/evaluation_examples/examples/vlc/9195653c-f4aa-453d-aa95-787f6ccfaae9.json
@@ -57,5 +57,7 @@
       "dest": "vlcrc"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/a5bbbcd5-b398-4c91-83d4-55e1e31bbb81.json b/evaluation_examples/examples/vlc/a5bbbcd5-b398-4c91-83d4-55e1e31bbb81.json
index 36e6d0f..8fce969 100644
--- a/evaluation_examples/examples/vlc/a5bbbcd5-b398-4c91-83d4-55e1e31bbb81.json
+++ b/evaluation_examples/examples/vlc/a5bbbcd5-b398-4c91-83d4-55e1e31bbb81.json
@@ -57,5 +57,7 @@
       "dest": "vlcrc"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/aa4b5023-aef6-4ed9-bdc9-705f59ab9ad6.json b/evaluation_examples/examples/vlc/aa4b5023-aef6-4ed9-bdc9-705f59ab9ad6.json
index 55290dd..f4c0bff 100644
--- a/evaluation_examples/examples/vlc/aa4b5023-aef6-4ed9-bdc9-705f59ab9ad6.json
+++ b/evaluation_examples/examples/vlc/aa4b5023-aef6-4ed9-bdc9-705f59ab9ad6.json
@@ -50,5 +50,7 @@
       "dest": "1984_Apple_Macintosh_Commercial.mp4"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/bba3381f-b5eb-4439-bd9e-80c22218d5a7.json b/evaluation_examples/examples/vlc/bba3381f-b5eb-4439-bd9e-80c22218d5a7.json
index 8f2e9c7..15d3981 100644
--- a/evaluation_examples/examples/vlc/bba3381f-b5eb-4439-bd9e-80c22218d5a7.json
+++ b/evaluation_examples/examples/vlc/bba3381f-b5eb-4439-bd9e-80c22218d5a7.json
@@ -40,5 +40,7 @@
       "dest": "status.xml"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/cb130f0d-d36f-4302-9838-b3baf46139b6.json b/evaluation_examples/examples/vlc/cb130f0d-d36f-4302-9838-b3baf46139b6.json
index ee4af75..13be6be 100644
--- a/evaluation_examples/examples/vlc/cb130f0d-d36f-4302-9838-b3baf46139b6.json
+++ b/evaluation_examples/examples/vlc/cb130f0d-d36f-4302-9838-b3baf46139b6.json
@@ -19,5 +19,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/d06f0d4d-2cd5-4ede-8de9-598629438c6e.json b/evaluation_examples/examples/vlc/d06f0d4d-2cd5-4ede-8de9-598629438c6e.json
index ca63fd5..2cb74a0 100644
--- a/evaluation_examples/examples/vlc/d06f0d4d-2cd5-4ede-8de9-598629438c6e.json
+++ b/evaluation_examples/examples/vlc/d06f0d4d-2cd5-4ede-8de9-598629438c6e.json
@@ -57,5 +57,7 @@
       "dest": "vlcrc"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/efcf0d81-0835-4880-b2fd-d866e8bc2294.json b/evaluation_examples/examples/vlc/efcf0d81-0835-4880-b2fd-d866e8bc2294.json
index 0019cd6..b689fec 100644
--- a/evaluation_examples/examples/vlc/efcf0d81-0835-4880-b2fd-d866e8bc2294.json
+++ b/evaluation_examples/examples/vlc/efcf0d81-0835-4880-b2fd-d866e8bc2294.json
@@ -52,5 +52,7 @@
       "reference_base_result": 0.11
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/f3977615-2b45-4ac5-8bba-80c17dbe2a37.json b/evaluation_examples/examples/vlc/f3977615-2b45-4ac5-8bba-80c17dbe2a37.json
index 73bbac2..312ee3b 100644
--- a/evaluation_examples/examples/vlc/f3977615-2b45-4ac5-8bba-80c17dbe2a37.json
+++ b/evaluation_examples/examples/vlc/f3977615-2b45-4ac5-8bba-80c17dbe2a37.json
@@ -57,5 +57,7 @@
       "dest": "vlcrc"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vlc/fba2c100-79e8-42df-ae74-b592418d54f4.json b/evaluation_examples/examples/vlc/fba2c100-79e8-42df-ae74-b592418d54f4.json
index bde2b5e..dcdfa0e 100644
--- a/evaluation_examples/examples/vlc/fba2c100-79e8-42df-ae74-b592418d54f4.json
+++ b/evaluation_examples/examples/vlc/fba2c100-79e8-42df-ae74-b592418d54f4.json
@@ -62,5 +62,7 @@
       "dest": "interstellar.png"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/0512bb38-d531-4acf-9e7e-0add90816068.json b/evaluation_examples/examples/vs_code/0512bb38-d531-4acf-9e7e-0add90816068.json
index c35b6dc..9ac0f7a 100644
--- a/evaluation_examples/examples/vs_code/0512bb38-d531-4acf-9e7e-0add90816068.json
+++ b/evaluation_examples/examples/vs_code/0512bb38-d531-4acf-9e7e-0add90816068.json
@@ -54,5 +54,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/0ed39f63-6049-43d4-ba4d-5fa2fe04a951.json b/evaluation_examples/examples/vs_code/0ed39f63-6049-43d4-ba4d-5fa2fe04a951.json
index c65013a..70fe8ce 100644
--- a/evaluation_examples/examples/vs_code/0ed39f63-6049-43d4-ba4d-5fa2fe04a951.json
+++ b/evaluation_examples/examples/vs_code/0ed39f63-6049-43d4-ba4d-5fa2fe04a951.json
@@ -78,5 +78,7 @@
       "dest": "vscode_replace_text.txt"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/276cc624-87ea-4f08-ab93-f770e3790175.json b/evaluation_examples/examples/vs_code/276cc624-87ea-4f08-ab93-f770e3790175.json
index bc421a9..c18dccf 100644
--- a/evaluation_examples/examples/vs_code/276cc624-87ea-4f08-ab93-f770e3790175.json
+++ b/evaluation_examples/examples/vs_code/276cc624-87ea-4f08-ab93-f770e3790175.json
@@ -39,5 +39,7 @@
       "dest": "settings.json"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/4e60007a-f5be-4bfc-9723-c39affa0a6d3.json b/evaluation_examples/examples/vs_code/4e60007a-f5be-4bfc-9723-c39affa0a6d3.json
index 7e65255..9000a93 100644
--- a/evaluation_examples/examples/vs_code/4e60007a-f5be-4bfc-9723-c39affa0a6d3.json
+++ b/evaluation_examples/examples/vs_code/4e60007a-f5be-4bfc-9723-c39affa0a6d3.json
@@ -43,5 +43,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/53ad5833-3455-407b-bbc6-45b4c79ab8fb.json b/evaluation_examples/examples/vs_code/53ad5833-3455-407b-bbc6-45b4c79ab8fb.json
index c093c3e..9c1f02e 100644
--- a/evaluation_examples/examples/vs_code/53ad5833-3455-407b-bbc6-45b4c79ab8fb.json
+++ b/evaluation_examples/examples/vs_code/53ad5833-3455-407b-bbc6-45b4c79ab8fb.json
@@ -96,5 +96,7 @@
       "dest": "OpenProject.txt"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/57242fad-77ca-454f-b71b-f187181a9f23.json b/evaluation_examples/examples/vs_code/57242fad-77ca-454f-b71b-f187181a9f23.json
index d6335a3..b5dfb2f 100644
--- a/evaluation_examples/examples/vs_code/57242fad-77ca-454f-b71b-f187181a9f23.json
+++ b/evaluation_examples/examples/vs_code/57242fad-77ca-454f-b71b-f187181a9f23.json
@@ -43,5 +43,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/5e2d93d8-8ad0-4435-b150-1692aacaa994.json b/evaluation_examples/examples/vs_code/5e2d93d8-8ad0-4435-b150-1692aacaa994.json
index c7cff45..23fbb12 100644
--- a/evaluation_examples/examples/vs_code/5e2d93d8-8ad0-4435-b150-1692aacaa994.json
+++ b/evaluation_examples/examples/vs_code/5e2d93d8-8ad0-4435-b150-1692aacaa994.json
@@ -73,5 +73,7 @@
       }
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/6ed0a554-cbee-4b44-84ea-fd6c042f4fe1.json b/evaluation_examples/examples/vs_code/6ed0a554-cbee-4b44-84ea-fd6c042f4fe1.json
index 0ce2070..7ae2c3a 100644
--- a/evaluation_examples/examples/vs_code/6ed0a554-cbee-4b44-84ea-fd6c042f4fe1.json
+++ b/evaluation_examples/examples/vs_code/6ed0a554-cbee-4b44-84ea-fd6c042f4fe1.json
@@ -91,5 +91,7 @@
       "dest": "project.code-workspace"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/70745df8-f2f5-42bd-8074-fbc10334fcc5.json b/evaluation_examples/examples/vs_code/70745df8-f2f5-42bd-8074-fbc10334fcc5.json
index f507801..e5eebf1 100644
--- a/evaluation_examples/examples/vs_code/70745df8-f2f5-42bd-8074-fbc10334fcc5.json
+++ b/evaluation_examples/examples/vs_code/70745df8-f2f5-42bd-8074-fbc10334fcc5.json
@@ -62,5 +62,7 @@
       "dest": "settings.json"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/7aeae0e2-70ee-4705-821d-1bba5d5b2ddd.json b/evaluation_examples/examples/vs_code/7aeae0e2-70ee-4705-821d-1bba5d5b2ddd.json
index d4aaa32..6a98893 100644
--- a/evaluation_examples/examples/vs_code/7aeae0e2-70ee-4705-821d-1bba5d5b2ddd.json
+++ b/evaluation_examples/examples/vs_code/7aeae0e2-70ee-4705-821d-1bba5d5b2ddd.json
@@ -38,5 +38,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/7c4cc09e-7a92-40dd-8338-b2286535c4ed.json b/evaluation_examples/examples/vs_code/7c4cc09e-7a92-40dd-8338-b2286535c4ed.json
index 8345b1b..f038436 100644
--- a/evaluation_examples/examples/vs_code/7c4cc09e-7a92-40dd-8338-b2286535c4ed.json
+++ b/evaluation_examples/examples/vs_code/7c4cc09e-7a92-40dd-8338-b2286535c4ed.json
@@ -26,5 +26,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/847a96b6-df94-4927-97e6-8cc9ea66ced7.json b/evaluation_examples/examples/vs_code/847a96b6-df94-4927-97e6-8cc9ea66ced7.json
index b5506dc..de09931 100644
--- a/evaluation_examples/examples/vs_code/847a96b6-df94-4927-97e6-8cc9ea66ced7.json
+++ b/evaluation_examples/examples/vs_code/847a96b6-df94-4927-97e6-8cc9ea66ced7.json
@@ -61,5 +61,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/930fdb3b-11a8-46fe-9bac-577332e2640e.json b/evaluation_examples/examples/vs_code/930fdb3b-11a8-46fe-9bac-577332e2640e.json
index 59edaa8..db7ea04 100644
--- a/evaluation_examples/examples/vs_code/930fdb3b-11a8-46fe-9bac-577332e2640e.json
+++ b/evaluation_examples/examples/vs_code/930fdb3b-11a8-46fe-9bac-577332e2640e.json
@@ -41,5 +41,7 @@
       "dest": "keybindings.json"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/9439a27b-18ae-42d8-9778-5f68f891805e.json b/evaluation_examples/examples/vs_code/9439a27b-18ae-42d8-9778-5f68f891805e.json
index d2c20a0..8985e0d 100644
--- a/evaluation_examples/examples/vs_code/9439a27b-18ae-42d8-9778-5f68f891805e.json
+++ b/evaluation_examples/examples/vs_code/9439a27b-18ae-42d8-9778-5f68f891805e.json
@@ -39,5 +39,7 @@
       "dest": "settings.json"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/971cbb5b-3cbf-4ff7-9e24-b5c84fcebfa6.json b/evaluation_examples/examples/vs_code/971cbb5b-3cbf-4ff7-9e24-b5c84fcebfa6.json
index bd78176..4468b43 100644
--- a/evaluation_examples/examples/vs_code/971cbb5b-3cbf-4ff7-9e24-b5c84fcebfa6.json
+++ b/evaluation_examples/examples/vs_code/971cbb5b-3cbf-4ff7-9e24-b5c84fcebfa6.json
@@ -26,5 +26,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/982d12a5-beab-424f-8d38-d2a48429e511.json b/evaluation_examples/examples/vs_code/982d12a5-beab-424f-8d38-d2a48429e511.json
index 89df305..726462c 100644
--- a/evaluation_examples/examples/vs_code/982d12a5-beab-424f-8d38-d2a48429e511.json
+++ b/evaluation_examples/examples/vs_code/982d12a5-beab-424f-8d38-d2a48429e511.json
@@ -44,5 +44,7 @@
       "dest": "settings.json"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/9d425400-e9b2-4424-9a4b-d4c7abac4140.json b/evaluation_examples/examples/vs_code/9d425400-e9b2-4424-9a4b-d4c7abac4140.json
index dcd1722..10ac3c9 100644
--- a/evaluation_examples/examples/vs_code/9d425400-e9b2-4424-9a4b-d4c7abac4140.json
+++ b/evaluation_examples/examples/vs_code/9d425400-e9b2-4424-9a4b-d4c7abac4140.json
@@ -39,5 +39,7 @@
       "dest": "settings.json"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/c6bf789c-ba3a-4209-971d-b63abf0ab733.json b/evaluation_examples/examples/vs_code/c6bf789c-ba3a-4209-971d-b63abf0ab733.json
index 613aab2..78d8df3 100644
--- a/evaluation_examples/examples/vs_code/c6bf789c-ba3a-4209-971d-b63abf0ab733.json
+++ b/evaluation_examples/examples/vs_code/c6bf789c-ba3a-4209-971d-b63abf0ab733.json
@@ -63,5 +63,7 @@
       "dest": "settings.json"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/dcbe20e8-647f-4f1d-8696-f1c5bbb570e3.json b/evaluation_examples/examples/vs_code/dcbe20e8-647f-4f1d-8696-f1c5bbb570e3.json
index 1b0b791..4f20521 100644
--- a/evaluation_examples/examples/vs_code/dcbe20e8-647f-4f1d-8696-f1c5bbb570e3.json
+++ b/evaluation_examples/examples/vs_code/dcbe20e8-647f-4f1d-8696-f1c5bbb570e3.json
@@ -26,5 +26,7 @@
   "evaluator": {
     "func": "infeasible"
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/e2b5e914-ffe1-44d2-8e92-58f8c5d92bb2.json b/evaluation_examples/examples/vs_code/e2b5e914-ffe1-44d2-8e92-58f8c5d92bb2.json
index 671693f..25d1dfa 100644
--- a/evaluation_examples/examples/vs_code/e2b5e914-ffe1-44d2-8e92-58f8c5d92bb2.json
+++ b/evaluation_examples/examples/vs_code/e2b5e914-ffe1-44d2-8e92-58f8c5d92bb2.json
@@ -51,5 +51,7 @@
       "dest": "settings.json"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/ea98c5d7-3cf9-4f9b-8ad3-366b58e0fcae.json b/evaluation_examples/examples/vs_code/ea98c5d7-3cf9-4f9b-8ad3-366b58e0fcae.json
index 51d9c29..d80ff80 100644
--- a/evaluation_examples/examples/vs_code/ea98c5d7-3cf9-4f9b-8ad3-366b58e0fcae.json
+++ b/evaluation_examples/examples/vs_code/ea98c5d7-3cf9-4f9b-8ad3-366b58e0fcae.json
@@ -44,5 +44,7 @@
       "dest": "keybindings.json"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/eabc805a-bfcf-4460-b250-ac92135819f6.json b/evaluation_examples/examples/vs_code/eabc805a-bfcf-4460-b250-ac92135819f6.json
index 8c266c6..130d41e 100644
--- a/evaluation_examples/examples/vs_code/eabc805a-bfcf-4460-b250-ac92135819f6.json
+++ b/evaluation_examples/examples/vs_code/eabc805a-bfcf-4460-b250-ac92135819f6.json
@@ -43,5 +43,7 @@
       }
     }
   },
-  "proxy": true
+  "proxy": true,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file
diff --git a/evaluation_examples/examples/vs_code/ec71221e-ac43-46f9-89b8-ee7d80f7e1c5.json b/evaluation_examples/examples/vs_code/ec71221e-ac43-46f9-89b8-ee7d80f7e1c5.json
index aa29927..69bd130 100644
--- a/evaluation_examples/examples/vs_code/ec71221e-ac43-46f9-89b8-ee7d80f7e1c5.json
+++ b/evaluation_examples/examples/vs_code/ec71221e-ac43-46f9-89b8-ee7d80f7e1c5.json
@@ -78,5 +78,7 @@
       "dest": "test.py"
     }
   },
-  "proxy": false
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low"
 }
\ No newline at end of file