these 2 derivations will be built:
  /nix/store/lrszmibrfh09gqj431rh6f5f9c88sjp2-flake-inputs.drv
  /nix/store/4rbi6dy1g1fsh9mgad902ilfnjimzgl8-check-flake-inputs.drv
building '/nix/store/lrszmibrfh09gqj431rh6f5f9c88sjp2-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&restart-grace=900&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/lrszmibrfh09gqj431rh6f5f9c88sjp2-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building lrszmibrfh09gqj431rh6f5f9c88sjp2-flake-inputs.drv
building '/nix/store/4rbi6dy1g1fsh9mgad902ilfnjimzgl8-check-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/4rbi6dy1g1fsh9mgad902ilfnjimzgl8-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building 4rbi6dy1g1fsh9mgad902ilfnjimzgl8-check-flake-inputs.drv