these 2 derivations will be built:
  /nix/store/1gsqvgwr1zy40pria3n06zy5wzm0az0q-flake-inputs.drv
  /nix/store/zpbniwyb3cwl7d1y36z4mbkisvagrdqm-check-flake-inputs.drv
building '/nix/store/1gsqvgwr1zy40pria3n06zy5wzm0az0q-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/1gsqvgwr1zy40pria3n06zy5wzm0az0q-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 1gsqvgwr1zy40pria3n06zy5wzm0az0q-flake-inputs.drv
building '/nix/store/zpbniwyb3cwl7d1y36z4mbkisvagrdqm-check-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/zpbniwyb3cwl7d1y36z4mbkisvagrdqm-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building zpbniwyb3cwl7d1y36z4mbkisvagrdqm-check-flake-inputs.drv