these 2 derivations will be built:
  /nix/store/4c60qzczfmhrxaa2acghfcbgdc0lb51h-flake-inputs.drv
  /nix/store/7a59d1ghahw7qd7jgsxnz7i5404qk5i0-check-flake-inputs.drv
building '/nix/store/4c60qzczfmhrxaa2acghfcbgdc0lb51h-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/4c60qzczfmhrxaa2acghfcbgdc0lb51h-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 4c60qzczfmhrxaa2acghfcbgdc0lb51h-flake-inputs.drv
building '/nix/store/7a59d1ghahw7qd7jgsxnz7i5404qk5i0-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/7a59d1ghahw7qd7jgsxnz7i5404qk5i0-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 7a59d1ghahw7qd7jgsxnz7i5404qk5i0-check-flake-inputs.drv