this derivation will be built:
  /nix/store/6ja84r3sxcr16p8s9x36dnmjvqrhh5lp-vm-test-run-nixbot-gitlab.drv
building '/nix/store/6ja84r3sxcr16p8s9x36dnmjvqrhh5lp-vm-test-run-nixbot-gitlab.drv'
vm-test-run-nixbot-gitlab> tribuchet: building on jamie
vm-test-run-nixbot-gitlab> tribuchet worker error: build cancelled
error: Cannot build '/nix/store/6ja84r3sxcr16p8s9x36dnmjvqrhh5lp-vm-test-run-nixbot-gitlab.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/aphfsz0w2b7p89gmpm0yw46cwsv2s0b0-vm-test-run-nixbot-gitlab
       Last 2 log lines:
       > tribuchet: building on jamie
       > tribuchet worker error: build cancelled
       For full logs, run:
         nix log /nix/store/6ja84r3sxcr16p8s9x36dnmjvqrhh5lp-vm-test-run-nixbot-gitlab.drv