Some errors have detailed explanations: E0277, E0425, E0433, E0599. For more information about an error, try `rustc --explain E0277`. error: could not compile `tun1` (bin "tun1") due to 7 previous errors 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