these 2 derivations will be built:
  /nix/store/wwrgpkjgwr0fwcq382scpnas58p3i3p4-flake-inputs.drv
  /nix/store/89xb12v09r8jgn41qp1y5l513am6z5sh-check-flake-inputs.drv
building '/nix/store/wwrgpkjgwr0fwcq382scpnas58p3i3p4-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/wwrgpkjgwr0fwcq382scpnas58p3i3p4-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building wwrgpkjgwr0fwcq382scpnas58p3i3p4-flake-inputs.drv
building '/nix/store/89xb12v09r8jgn41qp1y5l513am6z5sh-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/89xb12v09r8jgn41qp1y5l513am6z5sh-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 89xb12v09r8jgn41qp1y5l513am6z5sh-check-flake-inputs.drv