= note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
For more information about this error, try `rustc --explain E0277`. warning: `tun1` (bin "tun1") generated 1 warning error: could not compile `tun1` (bin "tun1") due to 2 previous errors; 1 warning emitted The command '/bin/sh -c cargo build --release' returned a non-zero code: 101 Cleaning up project directory and file based variables ERROR: Job failed: exit code 101