this derivation will be built:
  /nix/store/8bvivzh4j01wnlbg2ngdsg1gfvjjmpq5-spec-buf.drv
building '/nix/store/8bvivzh4j01wnlbg2ngdsg1gfvjjmpq5-spec-buf.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=20&system=aarch64-linux'
building '/nix/store/8bvivzh4j01wnlbg2ngdsg1gfvjjmpq5-spec-buf.drv' on farm.numtide.com:50051
spec-buf> elastic-arm-4136a2ea: building 8bvivzh4j01wnlbg2ngdsg1gfvjjmpq5-spec-buf.drv
spec-buf> Failure: invalid/a.proto:1:9: syntax error: unexpected '{'
spec-buf> Failure: invalid/a.proto:1:9: syntax error: unexpected '{'
spec-buf> FAIL: exited zero on invalid input a.proto followed by valid files (https://treefmt.com/latest/reference/formatter-spec/#3-exit-nonzero-on-error)
error: build of '/nix/store/8bvivzh4j01wnlbg2ngdsg1gfvjjmpq5-spec-buf.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=20&system=aarch64-linux' failed: Cannot build '/nix/store/8bvivzh4j01wnlbg2ngdsg1gfvjjmpq5-spec-buf.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/3yasz617zjin45q0hqpaq27hzngqafq7-spec-buf
       Last 3 log lines:
       > Failure: invalid/a.proto:1:9: syntax error: unexpected '{'
       > Failure: invalid/a.proto:1:9: syntax error: unexpected '{'
       > FAIL: exited zero on invalid input a.proto followed by valid files (https://treefmt.com/latest/reference/formatter-spec/#3-exit-nonzero-on-error)
       For full logs, run:
         nix log /nix/store/8bvivzh4j01wnlbg2ngdsg1gfvjjmpq5-spec-buf.drv
error: Cannot build '/nix/store/8bvivzh4j01wnlbg2ngdsg1gfvjjmpq5-spec-buf.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/3yasz617zjin45q0hqpaq27hzngqafq7-spec-buf