these 2 derivations will be built:
  /nix/store/7nrnfn8h833qcqvrl644ps32rd9b081x-flake-inputs.drv
  /nix/store/r4j2b4n1225lfgbk9n6rgm1nm3m4zznz-check-flake-inputs.drv
building '/nix/store/7nrnfn8h833qcqvrl644ps32rd9b081x-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=23&system=aarch64-darwin'
building '/nix/store/7nrnfn8h833qcqvrl644ps32rd9b081x-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 7nrnfn8h833qcqvrl644ps32rd9b081x-flake-inputs.drv
building '/nix/store/r4j2b4n1225lfgbk9n6rgm1nm3m4zznz-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=23&system=aarch64-darwin'
building '/nix/store/r4j2b4n1225lfgbk9n6rgm1nm3m4zznz-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building r4j2b4n1225lfgbk9n6rgm1nm3m4zznz-check-flake-inputs.drv