these 2 derivations will be built:
  /nix/store/4gd1w7k892pwm8cnc0svndr8yx2mapgn-flake-inputs.drv
  /nix/store/hbgmi6nzr49rzbnr9h5ra03sn915v2zr-check-flake-inputs.drv
building '/nix/store/4gd1w7k892pwm8cnc0svndr8yx2mapgn-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/4gd1w7k892pwm8cnc0svndr8yx2mapgn-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 4gd1w7k892pwm8cnc0svndr8yx2mapgn-flake-inputs.drv
building '/nix/store/hbgmi6nzr49rzbnr9h5ra03sn915v2zr-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/hbgmi6nzr49rzbnr9h5ra03sn915v2zr-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building hbgmi6nzr49rzbnr9h5ra03sn915v2zr-check-flake-inputs.drv