these 2 derivations will be built:
  /nix/store/0wb9z6z5yra1gh18qhkikgh440j10fdg-flake-inputs.drv
  /nix/store/wgyvzgp4ammiaga8cdzj0r041pm5zpsm-check-flake-inputs.drv
building '/nix/store/0wb9z6z5yra1gh18qhkikgh440j10fdg-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/0wb9z6z5yra1gh18qhkikgh440j10fdg-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-9a50e053: building 0wb9z6z5yra1gh18qhkikgh440j10fdg-flake-inputs.drv
building '/nix/store/wgyvzgp4ammiaga8cdzj0r041pm5zpsm-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/wgyvzgp4ammiaga8cdzj0r041pm5zpsm-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-9a50e053: building wgyvzgp4ammiaga8cdzj0r041pm5zpsm-check-flake-inputs.drv