these 2 derivations will be built:
  /nix/store/mh545r1fdyil65q0zq4ra91zawk1268n-flake-inputs.drv
  /nix/store/1m1af4rypkzk7nxmyad75a1bxpx1qmx0-check-flake-inputs.drv
building '/nix/store/mh545r1fdyil65q0zq4ra91zawk1268n-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/mh545r1fdyil65q0zq4ra91zawk1268n-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-2c14001d: building mh545r1fdyil65q0zq4ra91zawk1268n-flake-inputs.drv
building '/nix/store/1m1af4rypkzk7nxmyad75a1bxpx1qmx0-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/1m1af4rypkzk7nxmyad75a1bxpx1qmx0-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-2c14001d: building 1m1af4rypkzk7nxmyad75a1bxpx1qmx0-check-flake-inputs.drv