these 2 derivations will be built:
  /nix/store/6ag1wdwhw4f0d98ila70adhq5s0ilrzi-flake-inputs.drv
  /nix/store/ah6hwzfk4a5n0f7p0hppwv7l2xaxf7yk-check-flake-inputs.drv
building '/nix/store/6ag1wdwhw4f0d98ila70adhq5s0ilrzi-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/6ag1wdwhw4f0d98ila70adhq5s0ilrzi-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-bdb1245a: building 6ag1wdwhw4f0d98ila70adhq5s0ilrzi-flake-inputs.drv
building '/nix/store/ah6hwzfk4a5n0f7p0hppwv7l2xaxf7yk-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/ah6hwzfk4a5n0f7p0hppwv7l2xaxf7yk-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-bdb1245a: building ah6hwzfk4a5n0f7p0hppwv7l2xaxf7yk-check-flake-inputs.drv