Online PHP editor | output for eGVcI

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7: Warning: Undefined array key 1 in /in/eGVcI on line 4 {"repository":"admin.jobs.ac.uk","branch":"feature\/ABC-123-feature-deploy-makefile","commit":null,"author":"Adam Brett","email":"adam@jobs.ac.uk"}
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.29 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.33: Notice: Undefined offset: 1 in /in/eGVcI on line 4 {"repository":"admin.jobs.ac.uk","branch":"feature\/ABC-123-feature-deploy-makefile","commit":null,"author":"Adam Brett","email":"adam@jobs.ac.uk"}
Output for 7.3.32 - 7.3.33: {"repository":"admin.jobs.ac.uk","branch":"feature\/ABC-123-feature-deploy-makefile","commit":null,"author":"Adam Brett","email":"adam@jobs.ac.uk"}
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29: Parse error: syntax error, unexpected '[' in /in/eGVcI on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5: Parse error: parse error, unexpected '[' in /in/eGVcI on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error in /in/eGVcI on line 2
Process exited with code 255.