these 2 derivations will be built:
  /nix/store/k92qg9ha4rn1jhmzxd6h0qc74nc8wgpw-flake-inputs.drv
  /nix/store/66lpw7gsfy8g94a5a78yar74l88nyrsh-check-flake-inputs.drv
building '/nix/store/k92qg9ha4rn1jhmzxd6h0qc74nc8wgpw-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/k92qg9ha4rn1jhmzxd6h0qc74nc8wgpw-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building k92qg9ha4rn1jhmzxd6h0qc74nc8wgpw-flake-inputs.drv
building '/nix/store/66lpw7gsfy8g94a5a78yar74l88nyrsh-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/66lpw7gsfy8g94a5a78yar74l88nyrsh-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 66lpw7gsfy8g94a5a78yar74l88nyrsh-check-flake-inputs.drv