these 2 derivations will be built:
  /nix/store/kwxbyhlw8b8ff4j1fqdp2sq44hmpw7xh-flake-inputs.drv
  /nix/store/1ly3pkwj7049qkibwzvk9dvwzqy65v7k-check-flake-inputs.drv
building '/nix/store/kwxbyhlw8b8ff4j1fqdp2sq44hmpw7xh-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/kwxbyhlw8b8ff4j1fqdp2sq44hmpw7xh-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building kwxbyhlw8b8ff4j1fqdp2sq44hmpw7xh-flake-inputs.drv
building '/nix/store/1ly3pkwj7049qkibwzvk9dvwzqy65v7k-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/1ly3pkwj7049qkibwzvk9dvwzqy65v7k-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 1ly3pkwj7049qkibwzvk9dvwzqy65v7k-check-flake-inputs.drv