these 2 derivations will be built:
  /nix/store/rs6i7ym4qs4mf3wjdikkikyy1h3v7ck8-flake-inputs.drv
  /nix/store/r5c99wifgl5jpvz0fggmy7hdkg9rhyr1-check-flake-inputs.drv
building '/nix/store/rs6i7ym4qs4mf3wjdikkikyy1h3v7ck8-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/rs6i7ym4qs4mf3wjdikkikyy1h3v7ck8-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building rs6i7ym4qs4mf3wjdikkikyy1h3v7ck8-flake-inputs.drv
building '/nix/store/r5c99wifgl5jpvz0fggmy7hdkg9rhyr1-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/r5c99wifgl5jpvz0fggmy7hdkg9rhyr1-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building r5c99wifgl5jpvz0fggmy7hdkg9rhyr1-check-flake-inputs.drv