these 2 derivations will be built:
  /nix/store/6364aybpvkqa92yl8yccwyrsjh09yfsv-flake-inputs.drv
  /nix/store/rvlxh4b2xz20hmvckk2v10mw83z0jir5-check-flake-inputs.drv
building '/nix/store/6364aybpvkqa92yl8yccwyrsjh09yfsv-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/6364aybpvkqa92yl8yccwyrsjh09yfsv-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-a30baf54: building 6364aybpvkqa92yl8yccwyrsjh09yfsv-flake-inputs.drv
building '/nix/store/rvlxh4b2xz20hmvckk2v10mw83z0jir5-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/rvlxh4b2xz20hmvckk2v10mw83z0jir5-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-9a50e053: building rvlxh4b2xz20hmvckk2v10mw83z0jir5-check-flake-inputs.drv