this derivation will be built:
  /nix/store/ha75r8l6kym71fczdb91xsvsmjm5lg3g-vm-test-run-nixbot-gitlab.drv
building '/nix/store/ha75r8l6kym71fczdb91xsvsmjm5lg3g-vm-test-run-nixbot-gitlab.drv'
vm-test-run-nixbot-gitlab> tribuchet: building on jamie
error: Cannot build '/nix/store/ha75r8l6kym71fczdb91xsvsmjm5lg3g-vm-test-run-nixbot-gitlab.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/4jxlp0895parpnk76vc04k9di5332qf6-vm-test-run-nixbot-gitlab
       Last 1 log lines:
       > tribuchet: building on jamie
       For full logs, run:
         nix log /nix/store/ha75r8l6kym71fczdb91xsvsmjm5lg3g-vm-test-run-nixbot-gitlab.drv