these 2 derivations will be built:
  /nix/store/3h306j5n7vfl27rcm5s5lhrp2ijnq90q-flake-inputs.drv
  /nix/store/kcnfbw884vn8n2bcxnx5kx0h67g0w6zl-check-flake-inputs.drv
building '/nix/store/3h306j5n7vfl27rcm5s5lhrp2ijnq90q-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/3h306j5n7vfl27rcm5s5lhrp2ijnq90q-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 3h306j5n7vfl27rcm5s5lhrp2ijnq90q-flake-inputs.drv
building '/nix/store/kcnfbw884vn8n2bcxnx5kx0h67g0w6zl-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/kcnfbw884vn8n2bcxnx5kx0h67g0w6zl-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building kcnfbw884vn8n2bcxnx5kx0h67g0w6zl-check-flake-inputs.drv