Running /home/auntieneo/.config/unreal-engine-nix-workdir/Engine/Binaries/DotNET/UnrealBuildTool.exe  -makefile -kdevelopfile -qmakefile -cmakefile -codelitefile  -project="/home/auntieneo/Unreal Projects/MyProject2/MyProject2.uproject" -game -engine -progress
FLinuxPlatformProcess::CreateProc: '/nix/store/na02x4qmzf8xx201h20xprpjsvi1h0b9-mono-4.4.1.0/bin/mono "/home/auntieneo/.config/unreal-engine-nix-workdir/Engine/Binaries/DotNET/UnrealBuildTool.exe"  -makefile -kdevelopfile -qmakefile -cmakefile -codelitefile  -project="/home/auntieneo/Unreal Projects/MyProject2/MyProject2.uproject" -game -engine -progress'
FLinuxPlatformProcess::CreateProc: spawned child 31997
Discovering modules, targets and source code for project...
Messages while compiling /nix/store/sj0i1cgpshyx4gn6f3ybm3lqdl94svy5-ue4-4.12.5/share/UnrealEngine/Engine/Intermediate/Build/BuildRules/UE4Rules.dll:
error CS0016: Could not write to file `UE4Rules'. Access to the path "/nix/store/sj0i1cgpshyx4gn6f3ybm3lqdl94svy5-ue4-4.12.5/share/UnrealEngine/Engine/Intermediate/Build/BuildRules/UE4Rules.dll" is denied.
UnrealBuildTool Exception: ERROR: UnrealBuildTool encountered an error while compiling source files
Child 31997 is no longer running (zombie), Wait()ing immediately.
Child 31997's return code is 5.