these 2 derivations will be built:
  /nix/store/vmw7gf4l19ij7bw4axcm8zn7x26ynq93-flake-inputs.drv
  /nix/store/a0s2amkzyq2kzadr2nm3bgdrkcx23fis-check-flake-inputs.drv
building '/nix/store/vmw7gf4l19ij7bw4axcm8zn7x26ynq93-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/vmw7gf4l19ij7bw4axcm8zn7x26ynq93-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-d7b19281: building vmw7gf4l19ij7bw4axcm8zn7x26ynq93-flake-inputs.drv
building '/nix/store/a0s2amkzyq2kzadr2nm3bgdrkcx23fis-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/a0s2amkzyq2kzadr2nm3bgdrkcx23fis-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-d7b19281: building a0s2amkzyq2kzadr2nm3bgdrkcx23fis-check-flake-inputs.drv