these 2 derivations will be built:
  /nix/store/794gw5bdx5nrp8wlyb3yx0gj9xv0rw37-flake-inputs.drv
  /nix/store/y0pg6cc0wli7ra8dwd9plzmc5snlgygj-check-flake-inputs.drv
building '/nix/store/794gw5bdx5nrp8wlyb3yx0gj9xv0rw37-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/794gw5bdx5nrp8wlyb3yx0gj9xv0rw37-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 794gw5bdx5nrp8wlyb3yx0gj9xv0rw37-flake-inputs.drv
building '/nix/store/y0pg6cc0wli7ra8dwd9plzmc5snlgygj-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/y0pg6cc0wli7ra8dwd9plzmc5snlgygj-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building y0pg6cc0wli7ra8dwd9plzmc5snlgygj-check-flake-inputs.drv