these 2 derivations will be built:
  /nix/store/8whsw0329ag8sv12ia1m76prjnl0ic1n-flake-inputs.drv
  /nix/store/4y0611ya13ylck2cz2n9k80h6k3mk0qs-check-flake-inputs.drv
building '/nix/store/8whsw0329ag8sv12ia1m76prjnl0ic1n-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/8whsw0329ag8sv12ia1m76prjnl0ic1n-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 8whsw0329ag8sv12ia1m76prjnl0ic1n-flake-inputs.drv
building '/nix/store/4y0611ya13ylck2cz2n9k80h6k3mk0qs-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/4y0611ya13ylck2cz2n9k80h6k3mk0qs-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 4y0611ya13ylck2cz2n9k80h6k3mk0qs-check-flake-inputs.drv