Dec 04 08:58:00.186 INFO checking tawashichan/rust_practice against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 08:58:00.186 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 08:58:00.708 INFO [stdout] c8fce502cb05c93097512a36907d400907b32f7f6eea01215eca355cbf49d603
Dec 04 08:58:00.710 INFO running `"docker" "start" "-a" "c8fce502cb05c93097512a36907d400907b32f7f6eea01215eca355cbf49d603"`
Dec 04 08:58:02.143 INFO [stderr] usermod: no changes
Dec 04 08:58:02.203 INFO [stderr]     Checking t_lib v0.1.0 (/source)
Dec 04 08:58:02.603 INFO [stderr] warning: unused variable: `p`
Dec 04 08:58:02.603 INFO [stderr]   --> src/main.rs:28:22
Dec 04 08:58:02.603 INFO [stderr]    |
Dec 04 08:58:02.603 INFO [stderr] 28 |                 Some(p) => {
Dec 04 08:58:02.603 INFO [stderr]    |                      ^ help: consider using `_p` instead
Dec 04 08:58:02.603 INFO [stderr]    |
Dec 04 08:58:02.603 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 08:58:02.603 INFO [stderr] 
Dec 04 08:58:02.603 INFO [stderr] warning: unused variable: `from`
Dec 04 08:58:02.603 INFO [stderr]   --> src/main.rs:51:17
Dec 04 08:58:02.603 INFO [stderr]    |
Dec 04 08:58:02.603 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 04 08:58:02.603 INFO [stderr]    |                 ^^^^ help: consider using `_from` instead
Dec 04 08:58:02.603 INFO [stderr] 
Dec 04 08:58:02.603 INFO [stderr] warning: unused variable: `to`
Dec 04 08:58:02.603 INFO [stderr]   --> src/main.rs:51:27
Dec 04 08:58:02.603 INFO [stderr]    |
Dec 04 08:58:02.603 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 04 08:58:02.603 INFO [stderr]    |                           ^^ help: consider using `_to` instead
Dec 04 08:58:02.603 INFO [stderr] 
Dec 04 08:58:02.603 INFO [stderr] warning: unused variable: `p`
Dec 04 08:58:02.603 INFO [stderr]   --> src/main.rs:72:22
Dec 04 08:58:02.603 INFO [stderr]    |
Dec 04 08:58:02.603 INFO [stderr] 72 |                 Some(p) => continue,
Dec 04 08:58:02.603 INFO [stderr]    |                      ^ help: consider using `_p` instead
Dec 04 08:58:02.603 INFO [stderr] 
Dec 04 08:58:02.603 INFO [stderr] warning: unused variable: `p`
Dec 04 08:58:02.603 INFO [stderr]   --> src/main.rs:99:18
Dec 04 08:58:02.603 INFO [stderr]    |
Dec 04 08:58:02.603 INFO [stderr] 99 |             Some(p) => {
Dec 04 08:58:02.603 INFO [stderr]    |                  ^ help: consider using `_p` instead
Dec 04 08:58:02.603 INFO [stderr] 
Dec 04 08:58:02.603 INFO [stderr] warning: unused variable: `p`
Dec 04 08:58:02.603 INFO [stderr]    --> src/main.rs:124:18
Dec 04 08:58:02.603 INFO [stderr]     |
Dec 04 08:58:02.603 INFO [stderr] 124 |             Some(p) => {
Dec 04 08:58:02.603 INFO [stderr]     |                  ^ help: consider using `_p` instead
Dec 04 08:58:02.603 INFO [stderr] 
Dec 04 08:58:02.615 INFO [stderr] warning: unused variable: `p`
Dec 04 08:58:02.615 INFO [stderr]   --> src/main.rs:28:22
Dec 04 08:58:02.615 INFO [stderr]    |
Dec 04 08:58:02.615 INFO [stderr] 28 |                 Some(p) => {
Dec 04 08:58:02.615 INFO [stderr]    |                      ^ help: consider using `_p` instead
Dec 04 08:58:02.615 INFO [stderr]    |
Dec 04 08:58:02.615 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 08:58:02.615 INFO [stderr] 
Dec 04 08:58:02.615 INFO [stderr] warning: unused variable: `from`
Dec 04 08:58:02.615 INFO [stderr]   --> src/main.rs:51:17
Dec 04 08:58:02.615 INFO [stderr]    |
Dec 04 08:58:02.615 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 04 08:58:02.615 INFO [stderr]    |                 ^^^^ help: consider using `_from` instead
Dec 04 08:58:02.615 INFO [stderr] 
Dec 04 08:58:02.615 INFO [stderr] warning: unused variable: `to`
Dec 04 08:58:02.615 INFO [stderr]   --> src/main.rs:51:27
Dec 04 08:58:02.615 INFO [stderr]    |
Dec 04 08:58:02.615 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 04 08:58:02.615 INFO [stderr]    |                           ^^ help: consider using `_to` instead
Dec 04 08:58:02.615 INFO [stderr] 
Dec 04 08:58:02.615 INFO [stderr] warning: unused variable: `p`
Dec 04 08:58:02.615 INFO [stderr]   --> src/main.rs:72:22
Dec 04 08:58:02.615 INFO [stderr]    |
Dec 04 08:58:02.615 INFO [stderr] 72 |                 Some(p) => continue,
Dec 04 08:58:02.616 INFO [stderr]    |                      ^ help: consider using `_p` instead
Dec 04 08:58:02.616 INFO [stderr] 
Dec 04 08:58:02.616 INFO [stderr] warning: unused variable: `p`
Dec 04 08:58:02.616 INFO [stderr]   --> src/main.rs:99:18
Dec 04 08:58:02.616 INFO [stderr]    |
Dec 04 08:58:02.616 INFO [stderr] 99 |             Some(p) => {
Dec 04 08:58:02.616 INFO [stderr]    |                  ^ help: consider using `_p` instead
Dec 04 08:58:02.616 INFO [stderr] 
Dec 04 08:58:02.616 INFO [stderr] warning: unused variable: `p`
Dec 04 08:58:02.616 INFO [stderr]    --> src/main.rs:124:18
Dec 04 08:58:02.616 INFO [stderr]     |
Dec 04 08:58:02.616 INFO [stderr] 124 |             Some(p) => {
Dec 04 08:58:02.616 INFO [stderr]     |                  ^ help: consider using `_p` instead
Dec 04 08:58:02.616 INFO [stderr] 
Dec 04 08:58:02.625 INFO [stderr] warning: function is never used: `bfs`
Dec 04 08:58:02.625 INFO [stderr]   --> src/main.rs:16:1
Dec 04 08:58:02.625 INFO [stderr]    |
Dec 04 08:58:02.625 INFO [stderr] 16 | fn bfs(start: usize, goal: usize, m: Vec<Vec<usize>>) {
Dec 04 08:58:02.625 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:58:02.625 INFO [stderr]    |
Dec 04 08:58:02.625 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 08:58:02.625 INFO [stderr] 
Dec 04 08:58:02.625 INFO [stderr] warning: function is never used: `reachable`
Dec 04 08:58:02.625 INFO [stderr]   --> src/main.rs:51:1
Dec 04 08:58:02.625 INFO [stderr]    |
Dec 04 08:58:02.625 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 04 08:58:02.625 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:58:02.625 INFO [stderr] 
Dec 04 08:58:02.625 INFO [stderr] warning: function is never used: `dfs`
Dec 04 08:58:02.625 INFO [stderr]   --> src/main.rs:94:1
Dec 04 08:58:02.625 INFO [stderr]    |
Dec 04 08:58:02.625 INFO [stderr] 94 | fn dfs(start: usize, goal: usize, current: usize, current_path: Vec<usize>, m: &Vec<Vec<usize>>) {
Dec 04 08:58:02.625 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:58:02.625 INFO [stderr] 
Dec 04 08:58:02.659 INFO [stderr] warning: function is never used: `bfs`
Dec 04 08:58:02.659 INFO [stderr]   --> src/main.rs:16:1
Dec 04 08:58:02.659 INFO [stderr]    |
Dec 04 08:58:02.659 INFO [stderr] 16 | fn bfs(start: usize, goal: usize, m: Vec<Vec<usize>>) {
Dec 04 08:58:02.659 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:58:02.659 INFO [stderr]    |
Dec 04 08:58:02.659 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 08:58:02.659 INFO [stderr] 
Dec 04 08:58:02.659 INFO [stderr] warning: function is never used: `reachable`
Dec 04 08:58:02.659 INFO [stderr]   --> src/main.rs:51:1
Dec 04 08:58:02.659 INFO [stderr]    |
Dec 04 08:58:02.659 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 04 08:58:02.659 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:58:02.659 INFO [stderr] 
Dec 04 08:58:02.659 INFO [stderr] warning: function is never used: `dfs`
Dec 04 08:58:02.659 INFO [stderr]   --> src/main.rs:94:1
Dec 04 08:58:02.659 INFO [stderr]    |
Dec 04 08:58:02.659 INFO [stderr] 94 | fn dfs(start: usize, goal: usize, current: usize, current_path: Vec<usize>, m: &Vec<Vec<usize>>) {
Dec 04 08:58:02.659 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 08:58:02.659 INFO [stderr] 
Dec 04 08:58:02.682 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Dec 04 08:58:02.703 INFO [stderr] su: No module specific data is present
Dec 04 08:58:03.439 INFO running `"docker" "inspect" "c8fce502cb05c93097512a36907d400907b32f7f6eea01215eca355cbf49d603"`
Dec 04 08:58:03.759 INFO running `"docker" "rm" "-f" "c8fce502cb05c93097512a36907d400907b32f7f6eea01215eca355cbf49d603"`
Dec 04 08:58:04.175 INFO [stdout] c8fce502cb05c93097512a36907d400907b32f7f6eea01215eca355cbf49d603