these 2 derivations will be built:
  /nix/store/ci5h0n3c13ds9pz6kwpr7cirac7rnxkr-flake-inputs.drv
  /nix/store/hrz7kc1cy10cc1wjx3rrq58bgqn7mbpx-check-flake-inputs.drv
building '/nix/store/ci5h0n3c13ds9pz6kwpr7cirac7rnxkr-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/ci5h0n3c13ds9pz6kwpr7cirac7rnxkr-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-a30baf54: building ci5h0n3c13ds9pz6kwpr7cirac7rnxkr-flake-inputs.drv
building '/nix/store/hrz7kc1cy10cc1wjx3rrq58bgqn7mbpx-check-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/hrz7kc1cy10cc1wjx3rrq58bgqn7mbpx-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-a30baf54: building hrz7kc1cy10cc1wjx3rrq58bgqn7mbpx-check-flake-inputs.drv