these 2 derivations will be built:
  /nix/store/9yrbphh783nzak2vj6lql2cp2qswx1bc-flake-inputs.drv
  /nix/store/5alfplz8hy4qikwn535fxk2j064wzl69-check-flake-inputs.drv
building '/nix/store/9yrbphh783nzak2vj6lql2cp2qswx1bc-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/9yrbphh783nzak2vj6lql2cp2qswx1bc-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-c5d90956: building 9yrbphh783nzak2vj6lql2cp2qswx1bc-flake-inputs.drv
building '/nix/store/5alfplz8hy4qikwn535fxk2j064wzl69-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/5alfplz8hy4qikwn535fxk2j064wzl69-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-c5d90956: building 5alfplz8hy4qikwn535fxk2j064wzl69-check-flake-inputs.drv