Some errors have detailed explanations: E0308, E0425, E0432, E0599, E0609. For more information about an error, try `rustc --explain E0308`. warning: `tun1` (bin "tun1") generated 5 warnings error: could not compile `tun1` (bin "tun1") due to 15 previous errors; 5 warnings 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