these 2 derivations will be built:
  /nix/store/af1j56xk1qvs2szdrciyjf5s8y32c8rf-flake-inputs.drv
  /nix/store/wf77wbhrf0fm9n1wndf7p4kw0q0rh07a-check-flake-inputs.drv
building '/nix/store/af1j56xk1qvs2szdrciyjf5s8y32c8rf-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/af1j56xk1qvs2szdrciyjf5s8y32c8rf-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-27f3dbe4: building af1j56xk1qvs2szdrciyjf5s8y32c8rf-flake-inputs.drv
building '/nix/store/wf77wbhrf0fm9n1wndf7p4kw0q0rh07a-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/wf77wbhrf0fm9n1wndf7p4kw0q0rh07a-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-27f3dbe4: building wf77wbhrf0fm9n1wndf7p4kw0q0rh07a-check-flake-inputs.drv