these 7 derivations will be built:
  /nix/store/2473cr6ifnal2pbv5jf31khk50lpg54r-nixos-system-machine-test.drv
  /nix/store/3d3x61xxzvlb0a1h6kvfwflr177hvajp-closure-info.drv
  /nix/store/0nq3sr0vycvs5c302gyccxzp1s7ymh9v-run-nixos-vm.drv
  /nix/store/v2n913aj104lvryjhb1aavs244xhc19x-nixos-vm.drv
  /nix/store/q76wqgzmr16vvf3pgs3sl7rz5kzg521v-driverConfiguration.json.drv
  /nix/store/3aa3bn94iidgr0spiy4gs5y8yzvs62c2-nixos-test-driver-sops-age-keys.drv
  /nix/store/6w26llqiwasdvc62rqvkihhdk973b3nw-vm-test-run-sops-age-keys.drv
error: Cannot build '/nix/store/6w26llqiwasdvc62rqvkihhdk973b3nw-vm-test-run-sops-age-keys.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/5v4f930jj9l11s8gzkn362jckyr98plq-vm-test-run-sops-age-keys
       Last 2 log lines:
       > tribuchet: building on jamie
       > tribuchet worker error: connecting to the build agent at /run/tribuchet/agents/83.sock: Connection refused (os error 111)
       For full logs, run:
         nix log /nix/store/6w26llqiwasdvc62rqvkihhdk973b3nw-vm-test-run-sops-age-keys.drv