these 2 derivations will be built:
  /nix/store/k4lxr59n3pg153lxzwghbc9q9fx2arp5-flake-inputs.drv
  /nix/store/y885cqns4rm7da9qjl5qxhkyr615fa20-check-flake-inputs.drv
building '/nix/store/k4lxr59n3pg153lxzwghbc9q9fx2arp5-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=22&system=aarch64-darwin'
building '/nix/store/k4lxr59n3pg153lxzwghbc9q9fx2arp5-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building k4lxr59n3pg153lxzwghbc9q9fx2arp5-flake-inputs.drv
building '/nix/store/y885cqns4rm7da9qjl5qxhkyr615fa20-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=21&system=aarch64-darwin'
building '/nix/store/y885cqns4rm7da9qjl5qxhkyr615fa20-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building y885cqns4rm7da9qjl5qxhkyr615fa20-check-flake-inputs.drv