these 2 derivations will be built:
  /nix/store/g14ay32b24qr1l2a49fg1m4jqpx3gdsz-flake-inputs.drv
  /nix/store/w6hf91q9fbdgvvv8yg62q8z2pym0k2rv-check-flake-inputs.drv
building '/nix/store/g14ay32b24qr1l2a49fg1m4jqpx3gdsz-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/g14ay32b24qr1l2a49fg1m4jqpx3gdsz-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building g14ay32b24qr1l2a49fg1m4jqpx3gdsz-flake-inputs.drv
building '/nix/store/w6hf91q9fbdgvvv8yg62q8z2pym0k2rv-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/w6hf91q9fbdgvvv8yg62q8z2pym0k2rv-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building w6hf91q9fbdgvvv8yg62q8z2pym0k2rv-check-flake-inputs.drv