these 2 derivations will be built:
  /nix/store/58xnk5sd70ayfm2rxdm5wpa7njlc226z-flake-inputs.drv
  /nix/store/783prpvpw9gnyjja33bp4q8wz37x7r6x-check-flake-inputs.drv
building '/nix/store/58xnk5sd70ayfm2rxdm5wpa7njlc226z-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/58xnk5sd70ayfm2rxdm5wpa7njlc226z-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 58xnk5sd70ayfm2rxdm5wpa7njlc226z-flake-inputs.drv
building '/nix/store/783prpvpw9gnyjja33bp4q8wz37x7r6x-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/783prpvpw9gnyjja33bp4q8wz37x7r6x-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 783prpvpw9gnyjja33bp4q8wz37x7r6x-check-flake-inputs.drv