this derivation will be built:
  /nix/store/nnpih2ad76lsgvw17cw4wm3wl1djaqgl-spec-cabal-fmt.drv
building '/nix/store/nnpih2ad76lsgvw17cw4wm3wl1djaqgl-spec-cabal-fmt.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=22&system=aarch64-linux'
building '/nix/store/nnpih2ad76lsgvw17cw4wm3wl1djaqgl-spec-cabal-fmt.drv' on farm.numtide.com:50051
spec-cabal-fmt> elastic-arm-0b1d6a93: building nnpih2ad76lsgvw17cw4wm3wl1djaqgl-spec-cabal-fmt.drv
spec-cabal-fmt> Errors encountered when parsing cabal file invalid/a.cabal:
spec-cabal-fmt> 
spec-cabal-fmt> invalid/a.cabal:0:0: error:
spec-cabal-fmt> "name" field missing
spec-cabal-fmt> 
spec-cabal-fmt> Errors encountered when parsing cabal file invalid/a.cabal:
spec-cabal-fmt> 
spec-cabal-fmt> invalid/a.cabal:0:0: error:
spec-cabal-fmt> "name" field missing
spec-cabal-fmt> 

upload niks3: ok