Dec 17 21:19:16.725 INFO checking knknkn1162/sutramaking-rustbyexample against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 21:19:16.725 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/knknkn1162/sutramaking-rustbyexample:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 21:19:16.942 INFO [stdout] b81f77c2316fe62b21c3aee7292e26ca939163fa60dc0b98ab15d147aa98bdb4
Dec 17 21:19:16.943 INFO running `"docker" "start" "-a" "b81f77c2316fe62b21c3aee7292e26ca939163fa60dc0b98ab15d147aa98bdb4"`
Dec 17 21:19:17.647 INFO [stderr]     Checking official_docs v0.1.0 (/opt/crater/workdir)
Dec 17 21:19:17.784 INFO [stderr] warning: unused import: `std::fs`
Dec 17 21:19:17.784 INFO [stderr]  --> src/misc/filesystem.rs:1:5
Dec 17 21:19:17.784 INFO [stderr]   |
Dec 17 21:19:17.784 INFO [stderr] 1 | use std::fs;
Dec 17 21:19:17.784 INFO [stderr]   |     ^^^^^^^
Dec 17 21:19:17.784 INFO [stderr]   |
Dec 17 21:19:17.784 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 21:19:17.784 INFO [stderr] 
Dec 17 21:19:17.784 INFO [stderr] warning: unused import: `std::os::unix`
Dec 17 21:19:17.784 INFO [stderr]  --> src/misc/filesystem.rs:5:5
Dec 17 21:19:17.784 INFO [stderr]   |
Dec 17 21:19:17.784 INFO [stderr] 5 | use std::os::unix;
Dec 17 21:19:17.784 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 17 21:19:17.784 INFO [stderr] 
Dec 17 21:19:17.880 INFO [stderr] warning: unused variable: `res`
Dec 17 21:19:17.880 INFO [stderr]   --> src/misc/filesystem.rs:11:9
Dec 17 21:19:17.880 INFO [stderr]    |
Dec 17 21:19:17.880 INFO [stderr] 11 |     let res = f.read_to_string(&mut s)?;
Dec 17 21:19:17.880 INFO [stderr]    |         ^^^ help: consider using `_res` instead
Dec 17 21:19:17.880 INFO [stderr]    |
Dec 17 21:19:17.880 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 21:19:17.880 INFO [stderr] 
Dec 17 21:19:17.880 INFO [stderr] warning: unused variable: `res`
Dec 17 21:19:17.880 INFO [stderr]   --> src/misc/filesystem.rs:21:9
Dec 17 21:19:17.880 INFO [stderr]    |
Dec 17 21:19:17.880 INFO [stderr] 21 |     let res = OpenOptions::new().create(true).write(true).open(path)?;
Dec 17 21:19:17.880 INFO [stderr]    |         ^^^ help: consider using `_res` instead
Dec 17 21:19:17.880 INFO [stderr] 
Dec 17 21:19:17.915 INFO [stderr] warning: unused import: `std::fs`
Dec 17 21:19:17.915 INFO [stderr]  --> src/misc/filesystem.rs:1:5
Dec 17 21:19:17.915 INFO [stderr]   |
Dec 17 21:19:17.915 INFO [stderr] 1 | use std::fs;
Dec 17 21:19:17.915 INFO [stderr]   |     ^^^^^^^
Dec 17 21:19:17.915 INFO [stderr]   |
Dec 17 21:19:17.915 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 21:19:17.915 INFO [stderr] 
Dec 17 21:19:17.915 INFO [stderr] warning: unused import: `std::os::unix`
Dec 17 21:19:17.915 INFO [stderr]  --> src/misc/filesystem.rs:5:5
Dec 17 21:19:17.915 INFO [stderr]   |
Dec 17 21:19:17.915 INFO [stderr] 5 | use std::os::unix;
Dec 17 21:19:17.915 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 17 21:19:17.915 INFO [stderr] 
Dec 17 21:19:17.915 INFO [stderr] warning: static item is never used: `NTHREADS`
Dec 17 21:19:17.915 INFO [stderr]  --> src/misc/threads.rs:3:1
Dec 17 21:19:17.915 INFO [stderr]   |
Dec 17 21:19:17.915 INFO [stderr] 3 | static NTHREADS: i32 = 10;
Dec 17 21:19:17.915 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:19:17.915 INFO [stderr]   |
Dec 17 21:19:17.915 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 21:19:17.915 INFO [stderr] 
Dec 17 21:19:17.915 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:17.915 INFO [stderr]  --> src/misc/threads.rs:5:1
Dec 17 21:19:17.915 INFO [stderr]   |
Dec 17 21:19:17.915 INFO [stderr] 5 | pub fn test() {
Dec 17 21:19:17.915 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 21:19:17.915 INFO [stderr] 
Dec 17 21:19:17.915 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:17.915 INFO [stderr]  --> src/misc/map_reduce.rs:3:1
Dec 17 21:19:17.915 INFO [stderr]   |
Dec 17 21:19:17.915 INFO [stderr] 3 | pub fn test() {
Dec 17 21:19:17.915 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 21:19:17.915 INFO [stderr] 
Dec 17 21:19:17.915 INFO [stderr] warning: static item is never used: `NTHREADS`
Dec 17 21:19:17.915 INFO [stderr]  --> src/misc/channels.rs:5:1
Dec 17 21:19:17.915 INFO [stderr]   |
Dec 17 21:19:17.915 INFO [stderr] 5 | static NTHREADS: i32 = 3;
Dec 17 21:19:17.915 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:19:17.915 INFO [stderr] 
Dec 17 21:19:17.915 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:17.915 INFO [stderr]  --> src/misc/channels.rs:7:1
Dec 17 21:19:17.915 INFO [stderr]   |
Dec 17 21:19:17.915 INFO [stderr] 7 | pub fn test() {
Dec 17 21:19:17.915 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 21:19:17.915 INFO [stderr] 
Dec 17 21:19:17.915 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:17.915 INFO [stderr]  --> src/misc/path.rs:3:1
Dec 17 21:19:17.915 INFO [stderr]   |
Dec 17 21:19:17.915 INFO [stderr] 3 | pub fn test() {
Dec 17 21:19:17.915 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 21:19:17.915 INFO [stderr] 
Dec 17 21:19:17.915 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:17.915 INFO [stderr]  --> src/misc/open.rs:7:1
Dec 17 21:19:17.915 INFO [stderr]   |
Dec 17 21:19:17.915 INFO [stderr] 7 | pub fn test() {
Dec 17 21:19:17.915 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 21:19:17.915 INFO [stderr] 
Dec 17 21:19:17.915 INFO [stderr] warning: static item is never used: `LOREM_IPSUM`
Dec 17 21:19:17.915 INFO [stderr]  --> src/misc/create.rs:1:1
Dec 17 21:19:17.915 INFO [stderr]   |
Dec 17 21:19:17.915 INFO [stderr] 1 | / static LOREM_IPSUM: &'static str =
Dec 17 21:19:17.915 INFO [stderr] 2 | |     "Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod
Dec 17 21:19:17.915 INFO [stderr] 3 | | tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam,
Dec 17 21:19:17.915 INFO [stderr] 4 | | quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
Dec 17 21:19:17.915 INFO [stderr] ... |
Dec 17 21:19:17.915 INFO [stderr] 7 | | proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
Dec 17 21:19:17.915 INFO [stderr] 8 | | ";
Dec 17 21:19:17.915 INFO [stderr]   | |__^
Dec 17 21:19:17.915 INFO [stderr] 
Dec 17 21:19:17.915 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:17.915 INFO [stderr]   --> src/misc/create.rs:15:1
Dec 17 21:19:17.915 INFO [stderr]    |
Dec 17 21:19:17.915 INFO [stderr] 15 | pub fn test() {
Dec 17 21:19:17.915 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 17 21:19:17.915 INFO [stderr] 
Dec 17 21:19:17.915 INFO [stderr] warning: static item is never used: `PANGRAM`
Dec 17 21:19:17.915 INFO [stderr]  --> src/misc/pipes.rs:5:1
Dec 17 21:19:17.915 INFO [stderr]   |
Dec 17 21:19:17.915 INFO [stderr] 5 | / static PANGRAM: &'static str =
Dec 17 21:19:17.915 INFO [stderr] 6 | |     "the quick brown fox jumped over the lazy dog\n";
Dec 17 21:19:17.915 INFO [stderr]   | |_____________________________________________________^
Dec 17 21:19:17.915 INFO [stderr] 
Dec 17 21:19:17.915 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:17.915 INFO [stderr]  --> src/misc/pipes.rs:8:1
Dec 17 21:19:17.915 INFO [stderr]   |
Dec 17 21:19:17.915 INFO [stderr] 8 | pub fn test() {
Dec 17 21:19:17.915 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 21:19:17.915 INFO [stderr] 
Dec 17 21:19:17.915 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:17.915 INFO [stderr]  --> src/misc/wait.rs:3:1
Dec 17 21:19:17.915 INFO [stderr]   |
Dec 17 21:19:17.915 INFO [stderr] 3 | pub fn test() {
Dec 17 21:19:17.915 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 21:19:17.915 INFO [stderr] 
Dec 17 21:19:17.916 INFO [stderr] warning: function is never used: `cat`
Dec 17 21:19:17.916 INFO [stderr]  --> src/misc/filesystem.rs:8:1
Dec 17 21:19:17.916 INFO [stderr]   |
Dec 17 21:19:17.916 INFO [stderr] 8 | fn cat(path: &Path)->io::Result<String> {
Dec 17 21:19:17.916 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:19:17.916 INFO [stderr] 
Dec 17 21:19:17.916 INFO [stderr] warning: function is never used: `echo`
Dec 17 21:19:17.916 INFO [stderr]   --> src/misc/filesystem.rs:15:1
Dec 17 21:19:17.916 INFO [stderr]    |
Dec 17 21:19:17.916 INFO [stderr] 15 | fn echo(s: &str, path: &Path)-> io::Result<()> {
Dec 17 21:19:17.916 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:19:17.916 INFO [stderr] 
Dec 17 21:19:17.916 INFO [stderr] warning: function is never used: `touch`
Dec 17 21:19:17.916 INFO [stderr]   --> src/misc/filesystem.rs:20:1
Dec 17 21:19:17.916 INFO [stderr]    |
Dec 17 21:19:17.916 INFO [stderr] 20 | fn touch(path: &Path) -> io::Result<()> {
Dec 17 21:19:17.916 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:19:17.916 INFO [stderr] 
Dec 17 21:19:17.916 INFO [stderr] warning: function is never used: `main`
Dec 17 21:19:17.916 INFO [stderr]  --> src/misc/args.rs:3:1
Dec 17 21:19:17.916 INFO [stderr]   |
Dec 17 21:19:17.916 INFO [stderr] 3 | fn main() {
Dec 17 21:19:17.916 INFO [stderr]   | ^^^^^^^^^
Dec 17 21:19:17.916 INFO [stderr] 
Dec 17 21:19:17.916 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:17.916 INFO [stderr]   --> src/types/into_from.rs:15:1
Dec 17 21:19:17.916 INFO [stderr]    |
Dec 17 21:19:17.916 INFO [stderr] 15 | pub fn test() {
Dec 17 21:19:17.916 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 17 21:19:17.916 INFO [stderr] 
Dec 17 21:19:18.001 INFO [stderr] warning: unused variable: `res`
Dec 17 21:19:18.001 INFO [stderr]   --> src/misc/filesystem.rs:11:9
Dec 17 21:19:18.001 INFO [stderr]    |
Dec 17 21:19:18.001 INFO [stderr] 11 |     let res = f.read_to_string(&mut s)?;
Dec 17 21:19:18.001 INFO [stderr]    |         ^^^ help: consider using `_res` instead
Dec 17 21:19:18.001 INFO [stderr]    |
Dec 17 21:19:18.001 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 21:19:18.001 INFO [stderr] 
Dec 17 21:19:18.001 INFO [stderr] warning: unused variable: `res`
Dec 17 21:19:18.001 INFO [stderr]   --> src/misc/filesystem.rs:21:9
Dec 17 21:19:18.001 INFO [stderr]    |
Dec 17 21:19:18.001 INFO [stderr] 21 |     let res = OpenOptions::new().create(true).write(true).open(path)?;
Dec 17 21:19:18.001 INFO [stderr]    |         ^^^ help: consider using `_res` instead
Dec 17 21:19:18.004 INFO [stderr] 
Dec 17 21:19:18.036 INFO [stderr] warning: static item is never used: `NTHREADS`
Dec 17 21:19:18.037 INFO [stderr]  --> src/misc/threads.rs:3:1
Dec 17 21:19:18.037 INFO [stderr]   |
Dec 17 21:19:18.037 INFO [stderr] 3 | static NTHREADS: i32 = 10;
Dec 17 21:19:18.037 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:19:18.037 INFO [stderr]   |
Dec 17 21:19:18.037 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 21:19:18.037 INFO [stderr] 
Dec 17 21:19:18.037 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:18.037 INFO [stderr]  --> src/misc/threads.rs:5:1
Dec 17 21:19:18.037 INFO [stderr]   |
Dec 17 21:19:18.037 INFO [stderr] 5 | pub fn test() {
Dec 17 21:19:18.037 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 21:19:18.037 INFO [stderr] 
Dec 17 21:19:18.037 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:18.037 INFO [stderr]  --> src/misc/map_reduce.rs:3:1
Dec 17 21:19:18.037 INFO [stderr]   |
Dec 17 21:19:18.037 INFO [stderr] 3 | pub fn test() {
Dec 17 21:19:18.037 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 21:19:18.037 INFO [stderr] 
Dec 17 21:19:18.037 INFO [stderr] warning: static item is never used: `NTHREADS`
Dec 17 21:19:18.037 INFO [stderr]  --> src/misc/channels.rs:5:1
Dec 17 21:19:18.037 INFO [stderr]   |
Dec 17 21:19:18.037 INFO [stderr] 5 | static NTHREADS: i32 = 3;
Dec 17 21:19:18.037 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:19:18.037 INFO [stderr] 
Dec 17 21:19:18.037 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:18.037 INFO [stderr]  --> src/misc/channels.rs:7:1
Dec 17 21:19:18.037 INFO [stderr]   |
Dec 17 21:19:18.037 INFO [stderr] 7 | pub fn test() {
Dec 17 21:19:18.037 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 21:19:18.037 INFO [stderr] 
Dec 17 21:19:18.037 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:18.037 INFO [stderr]  --> src/misc/path.rs:3:1
Dec 17 21:19:18.037 INFO [stderr]   |
Dec 17 21:19:18.037 INFO [stderr] 3 | pub fn test() {
Dec 17 21:19:18.037 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 21:19:18.037 INFO [stderr] 
Dec 17 21:19:18.037 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:18.037 INFO [stderr]  --> src/misc/open.rs:7:1
Dec 17 21:19:18.037 INFO [stderr]   |
Dec 17 21:19:18.037 INFO [stderr] 7 | pub fn test() {
Dec 17 21:19:18.037 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 21:19:18.037 INFO [stderr] 
Dec 17 21:19:18.037 INFO [stderr] warning: static item is never used: `LOREM_IPSUM`
Dec 17 21:19:18.037 INFO [stderr]  --> src/misc/create.rs:1:1
Dec 17 21:19:18.037 INFO [stderr]   |
Dec 17 21:19:18.037 INFO [stderr] 1 | / static LOREM_IPSUM: &'static str =
Dec 17 21:19:18.037 INFO [stderr] 2 | |     "Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod
Dec 17 21:19:18.037 INFO [stderr] 3 | | tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam,
Dec 17 21:19:18.037 INFO [stderr] 4 | | quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
Dec 17 21:19:18.037 INFO [stderr] ... |
Dec 17 21:19:18.037 INFO [stderr] 7 | | proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
Dec 17 21:19:18.037 INFO [stderr] 8 | | ";
Dec 17 21:19:18.037 INFO [stderr]   | |__^
Dec 17 21:19:18.037 INFO [stderr] 
Dec 17 21:19:18.038 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:18.038 INFO [stderr]   --> src/misc/create.rs:15:1
Dec 17 21:19:18.038 INFO [stderr]    |
Dec 17 21:19:18.038 INFO [stderr] 15 | pub fn test() {
Dec 17 21:19:18.038 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 17 21:19:18.038 INFO [stderr] 
Dec 17 21:19:18.038 INFO [stderr] warning: static item is never used: `PANGRAM`
Dec 17 21:19:18.038 INFO [stderr]  --> src/misc/pipes.rs:5:1
Dec 17 21:19:18.038 INFO [stderr]   |
Dec 17 21:19:18.038 INFO [stderr] 5 | / static PANGRAM: &'static str =
Dec 17 21:19:18.038 INFO [stderr] 6 | |     "the quick brown fox jumped over the lazy dog\n";
Dec 17 21:19:18.038 INFO [stderr]   | |_____________________________________________________^
Dec 17 21:19:18.038 INFO [stderr] 
Dec 17 21:19:18.038 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:18.038 INFO [stderr]  --> src/misc/pipes.rs:8:1
Dec 17 21:19:18.038 INFO [stderr]   |
Dec 17 21:19:18.038 INFO [stderr] 8 | pub fn test() {
Dec 17 21:19:18.038 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 21:19:18.038 INFO [stderr] 
Dec 17 21:19:18.038 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:18.038 INFO [stderr]  --> src/misc/wait.rs:3:1
Dec 17 21:19:18.038 INFO [stderr]   |
Dec 17 21:19:18.038 INFO [stderr] 3 | pub fn test() {
Dec 17 21:19:18.038 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 21:19:18.038 INFO [stderr] 
Dec 17 21:19:18.038 INFO [stderr] warning: function is never used: `cat`
Dec 17 21:19:18.038 INFO [stderr]  --> src/misc/filesystem.rs:8:1
Dec 17 21:19:18.038 INFO [stderr]   |
Dec 17 21:19:18.038 INFO [stderr] 8 | fn cat(path: &Path)->io::Result<String> {
Dec 17 21:19:18.038 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:19:18.038 INFO [stderr] 
Dec 17 21:19:18.038 INFO [stderr] warning: function is never used: `echo`
Dec 17 21:19:18.038 INFO [stderr]   --> src/misc/filesystem.rs:15:1
Dec 17 21:19:18.038 INFO [stderr]    |
Dec 17 21:19:18.038 INFO [stderr] 15 | fn echo(s: &str, path: &Path)-> io::Result<()> {
Dec 17 21:19:18.038 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:19:18.038 INFO [stderr] 
Dec 17 21:19:18.038 INFO [stderr] warning: function is never used: `touch`
Dec 17 21:19:18.038 INFO [stderr]   --> src/misc/filesystem.rs:20:1
Dec 17 21:19:18.038 INFO [stderr]    |
Dec 17 21:19:18.038 INFO [stderr] 20 | fn touch(path: &Path) -> io::Result<()> {
Dec 17 21:19:18.038 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:19:18.038 INFO [stderr] 
Dec 17 21:19:18.038 INFO [stderr] warning: function is never used: `main`
Dec 17 21:19:18.038 INFO [stderr]  --> src/misc/args.rs:3:1
Dec 17 21:19:18.038 INFO [stderr]   |
Dec 17 21:19:18.038 INFO [stderr] 3 | fn main() {
Dec 17 21:19:18.038 INFO [stderr]   | ^^^^^^^^^
Dec 17 21:19:18.038 INFO [stderr] 
Dec 17 21:19:18.038 INFO [stderr] warning: function is never used: `test`
Dec 17 21:19:18.038 INFO [stderr]   --> src/types/into_from.rs:15:1
Dec 17 21:19:18.038 INFO [stderr]    |
Dec 17 21:19:18.038 INFO [stderr] 15 | pub fn test() {
Dec 17 21:19:18.038 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 17 21:19:18.038 INFO [stderr] 
Dec 17 21:19:18.066 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
Dec 17 21:19:18.510 INFO running `"docker" "inspect" "b81f77c2316fe62b21c3aee7292e26ca939163fa60dc0b98ab15d147aa98bdb4"`
Dec 17 21:19:18.754 INFO running `"docker" "rm" "-f" "b81f77c2316fe62b21c3aee7292e26ca939163fa60dc0b98ab15d147aa98bdb4"`
Dec 17 21:19:18.916 INFO [stdout] b81f77c2316fe62b21c3aee7292e26ca939163fa60dc0b98ab15d147aa98bdb4