these 2 derivations will be built:
  /nix/store/94928dd7h3wfsh8di09jf96aimb1lcng-flake-inputs.drv
  /nix/store/3jja2wikfysip4ky3y99iw6vl71xd1yl-check-flake-inputs.drv
building '/nix/store/94928dd7h3wfsh8di09jf96aimb1lcng-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/94928dd7h3wfsh8di09jf96aimb1lcng-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-9a50e053: building 94928dd7h3wfsh8di09jf96aimb1lcng-flake-inputs.drv
building '/nix/store/3jja2wikfysip4ky3y99iw6vl71xd1yl-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/3jja2wikfysip4ky3y99iw6vl71xd1yl-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-9a50e053: building 3jja2wikfysip4ky3y99iw6vl71xd1yl-check-flake-inputs.drv