these 2 derivations will be built:
  /nix/store/cx3jsj5094y3x7fpav23p4jxi8hvdaaz-flake-inputs.drv
  /nix/store/i38jx0nmypkpywwis8hks5q9gyhriszx-check-flake-inputs.drv
building '/nix/store/cx3jsj5094y3x7fpav23p4jxi8hvdaaz-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/cx3jsj5094y3x7fpav23p4jxi8hvdaaz-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building cx3jsj5094y3x7fpav23p4jxi8hvdaaz-flake-inputs.drv
building '/nix/store/i38jx0nmypkpywwis8hks5q9gyhriszx-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/i38jx0nmypkpywwis8hks5q9gyhriszx-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building i38jx0nmypkpywwis8hks5q9gyhriszx-check-flake-inputs.drv