Dec 05 05:11:42.527 INFO testing tawashichan/rust_practice against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 05:11:42.527 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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 05 05:11:43.005 INFO [stdout] 1a4902b0d4b714139287db8fcaf89118e73d58d7655be101739a8a2bb045acee
Dec 05 05:11:43.010 INFO running `"docker" "start" "-a" "1a4902b0d4b714139287db8fcaf89118e73d58d7655be101739a8a2bb045acee"`
Dec 05 05:11:44.332 INFO [stderr] usermod: no changes
Dec 05 05:11:44.388 INFO [stderr]    Compiling t_lib v0.1.0 (/source)
Dec 05 05:11:44.688 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:44.692 INFO [stderr]   --> src/main.rs:28:22
Dec 05 05:11:44.692 INFO [stderr]    |
Dec 05 05:11:44.692 INFO [stderr] 28 |                 Some(p) => {
Dec 05 05:11:44.692 INFO [stderr]    |                      ^ help: consider using `_p` instead
Dec 05 05:11:44.692 INFO [stderr]    |
Dec 05 05:11:44.692 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 05:11:44.692 INFO [stderr] 
Dec 05 05:11:44.692 INFO [stderr] warning: unused variable: `from`
Dec 05 05:11:44.692 INFO [stderr]   --> src/main.rs:51:17
Dec 05 05:11:44.692 INFO [stderr]    |
Dec 05 05:11:44.692 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 05 05:11:44.692 INFO [stderr]    |                 ^^^^ help: consider using `_from` instead
Dec 05 05:11:44.692 INFO [stderr] 
Dec 05 05:11:44.692 INFO [stderr] warning: unused variable: `to`
Dec 05 05:11:44.692 INFO [stderr]   --> src/main.rs:51:27
Dec 05 05:11:44.692 INFO [stderr]    |
Dec 05 05:11:44.693 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 05 05:11:44.693 INFO [stderr]    |                           ^^ help: consider using `_to` instead
Dec 05 05:11:44.693 INFO [stderr] 
Dec 05 05:11:44.693 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:44.693 INFO [stderr]   --> src/main.rs:72:22
Dec 05 05:11:44.693 INFO [stderr]    |
Dec 05 05:11:44.693 INFO [stderr] 72 |                 Some(p) => continue,
Dec 05 05:11:44.693 INFO [stderr]    |                      ^ help: consider using `_p` instead
Dec 05 05:11:44.693 INFO [stderr] 
Dec 05 05:11:44.693 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:44.693 INFO [stderr]   --> src/main.rs:99:18
Dec 05 05:11:44.693 INFO [stderr]    |
Dec 05 05:11:44.693 INFO [stderr] 99 |             Some(p) => {
Dec 05 05:11:44.693 INFO [stderr]    |                  ^ help: consider using `_p` instead
Dec 05 05:11:44.693 INFO [stderr] 
Dec 05 05:11:44.693 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:44.693 INFO [stderr]    --> src/main.rs:124:18
Dec 05 05:11:44.693 INFO [stderr]     |
Dec 05 05:11:44.693 INFO [stderr] 124 |             Some(p) => {
Dec 05 05:11:44.693 INFO [stderr]     |                  ^ help: consider using `_p` instead
Dec 05 05:11:44.693 INFO [stderr] 
Dec 05 05:11:44.708 INFO [stderr] warning: function is never used: `bfs`
Dec 05 05:11:44.708 INFO [stderr]   --> src/main.rs:16:1
Dec 05 05:11:44.708 INFO [stderr]    |
Dec 05 05:11:44.708 INFO [stderr] 16 | fn bfs(start: usize, goal: usize, m: Vec<Vec<usize>>) {
Dec 05 05:11:44.708 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:11:44.708 INFO [stderr]    |
Dec 05 05:11:44.708 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 05:11:44.708 INFO [stderr] 
Dec 05 05:11:44.708 INFO [stderr] warning: function is never used: `reachable`
Dec 05 05:11:44.708 INFO [stderr]   --> src/main.rs:51:1
Dec 05 05:11:44.708 INFO [stderr]    |
Dec 05 05:11:44.708 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 05 05:11:44.708 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:11:44.708 INFO [stderr] 
Dec 05 05:11:44.708 INFO [stderr] warning: function is never used: `dfs`
Dec 05 05:11:44.708 INFO [stderr]   --> src/main.rs:94:1
Dec 05 05:11:44.708 INFO [stderr]    |
Dec 05 05:11:44.708 INFO [stderr] 94 | fn dfs(start: usize, goal: usize, current: usize, current_path: Vec<usize>, m: &Vec<Vec<usize>>) {
Dec 05 05:11:44.708 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:11:44.708 INFO [stderr] 
Dec 05 05:11:45.398 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
Dec 05 05:11:45.405 INFO [stderr] su: No module specific data is present
Dec 05 05:11:45.956 INFO running `"docker" "inspect" "1a4902b0d4b714139287db8fcaf89118e73d58d7655be101739a8a2bb045acee"`
Dec 05 05:11:46.278 INFO running `"docker" "rm" "-f" "1a4902b0d4b714139287db8fcaf89118e73d58d7655be101739a8a2bb045acee"`
Dec 05 05:11:46.608 INFO [stdout] 1a4902b0d4b714139287db8fcaf89118e73d58d7655be101739a8a2bb045acee
Dec 05 05:11:46.610 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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 05 05:11:47.110 INFO [stdout] 2cb8ce6504964e6210df05474092cfa5537c80a35c878f7a4d302910415798f0
Dec 05 05:11:47.114 INFO running `"docker" "start" "-a" "2cb8ce6504964e6210df05474092cfa5537c80a35c878f7a4d302910415798f0"`
Dec 05 05:11:48.348 INFO [stderr] usermod: no changes
Dec 05 05:11:48.388 INFO [stderr]    Compiling t_lib v0.1.0 (/source)
Dec 05 05:11:48.723 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:48.723 INFO [stderr]   --> src/main.rs:28:22
Dec 05 05:11:48.723 INFO [stderr]    |
Dec 05 05:11:48.723 INFO [stderr] 28 |                 Some(p) => {
Dec 05 05:11:48.723 INFO [stderr]    |                      ^ help: consider using `_p` instead
Dec 05 05:11:48.723 INFO [stderr]    |
Dec 05 05:11:48.723 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 05:11:48.723 INFO [stderr] 
Dec 05 05:11:48.723 INFO [stderr] warning: unused variable: `from`
Dec 05 05:11:48.723 INFO [stderr]   --> src/main.rs:51:17
Dec 05 05:11:48.723 INFO [stderr]    |
Dec 05 05:11:48.723 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 05 05:11:48.723 INFO [stderr]    |                 ^^^^ help: consider using `_from` instead
Dec 05 05:11:48.723 INFO [stderr] 
Dec 05 05:11:48.723 INFO [stderr] warning: unused variable: `to`
Dec 05 05:11:48.723 INFO [stderr]   --> src/main.rs:51:27
Dec 05 05:11:48.723 INFO [stderr]    |
Dec 05 05:11:48.723 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 05 05:11:48.723 INFO [stderr]    |                           ^^ help: consider using `_to` instead
Dec 05 05:11:48.723 INFO [stderr] 
Dec 05 05:11:48.723 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:48.723 INFO [stderr]   --> src/main.rs:72:22
Dec 05 05:11:48.723 INFO [stderr]    |
Dec 05 05:11:48.723 INFO [stderr] 72 |                 Some(p) => continue,
Dec 05 05:11:48.723 INFO [stderr]    |                      ^ help: consider using `_p` instead
Dec 05 05:11:48.723 INFO [stderr] 
Dec 05 05:11:48.723 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:48.723 INFO [stderr]   --> src/main.rs:99:18
Dec 05 05:11:48.723 INFO [stderr]    |
Dec 05 05:11:48.723 INFO [stderr] 99 |             Some(p) => {
Dec 05 05:11:48.723 INFO [stderr]    |                  ^ help: consider using `_p` instead
Dec 05 05:11:48.723 INFO [stderr] 
Dec 05 05:11:48.723 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:48.723 INFO [stderr]    --> src/main.rs:124:18
Dec 05 05:11:48.723 INFO [stderr]     |
Dec 05 05:11:48.723 INFO [stderr] 124 |             Some(p) => {
Dec 05 05:11:48.723 INFO [stderr]     |                  ^ help: consider using `_p` instead
Dec 05 05:11:48.723 INFO [stderr] 
Dec 05 05:11:48.740 INFO [stderr] warning: function is never used: `bfs`
Dec 05 05:11:48.740 INFO [stderr]   --> src/main.rs:16:1
Dec 05 05:11:48.740 INFO [stderr]    |
Dec 05 05:11:48.740 INFO [stderr] 16 | fn bfs(start: usize, goal: usize, m: Vec<Vec<usize>>) {
Dec 05 05:11:48.740 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:11:48.740 INFO [stderr]    |
Dec 05 05:11:48.740 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 05:11:48.740 INFO [stderr] 
Dec 05 05:11:48.740 INFO [stderr] warning: function is never used: `reachable`
Dec 05 05:11:48.740 INFO [stderr]   --> src/main.rs:51:1
Dec 05 05:11:48.740 INFO [stderr]    |
Dec 05 05:11:48.740 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 05 05:11:48.740 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:11:48.740 INFO [stderr] 
Dec 05 05:11:48.740 INFO [stderr] warning: function is never used: `dfs`
Dec 05 05:11:48.740 INFO [stderr]   --> src/main.rs:94:1
Dec 05 05:11:48.740 INFO [stderr]    |
Dec 05 05:11:48.740 INFO [stderr] 94 | fn dfs(start: usize, goal: usize, current: usize, current_path: Vec<usize>, m: &Vec<Vec<usize>>) {
Dec 05 05:11:48.740 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:11:48.740 INFO [stderr] 
Dec 05 05:11:49.192 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
Dec 05 05:11:49.192 INFO [stderr] su: No module specific data is present
Dec 05 05:11:50.266 INFO running `"docker" "inspect" "2cb8ce6504964e6210df05474092cfa5537c80a35c878f7a4d302910415798f0"`
Dec 05 05:11:50.614 INFO running `"docker" "rm" "-f" "2cb8ce6504964e6210df05474092cfa5537c80a35c878f7a4d302910415798f0"`
Dec 05 05:11:50.876 INFO [stdout] 2cb8ce6504964e6210df05474092cfa5537c80a35c878f7a4d302910415798f0
Dec 05 05:11:50.882 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-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 05 05:11:51.342 INFO [stdout] a9edbd4d3a0f4bdf5d2c81e785bc0ad3b48a05d8dd34814f513dec294803e24f
Dec 05 05:11:51.344 INFO running `"docker" "start" "-a" "a9edbd4d3a0f4bdf5d2c81e785bc0ad3b48a05d8dd34814f513dec294803e24f"`
Dec 05 05:11:53.767 INFO [stderr] usermod: no changes
Dec 05 05:11:53.832 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 05 05:11:53.832 INFO [stderr]      Running /target/debug/deps/t_lib-eb07af15d81b25c0
Dec 05 05:11:53.833 INFO [stdout] 
Dec 05 05:11:53.833 INFO [stdout] running 0 tests
Dec 05 05:11:53.833 INFO [stdout] 
Dec 05 05:11:53.833 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 05:11:53.833 INFO [stdout] 
Dec 05 05:11:53.848 INFO [stderr] su: No module specific data is present
Dec 05 05:11:54.794 INFO running `"docker" "inspect" "a9edbd4d3a0f4bdf5d2c81e785bc0ad3b48a05d8dd34814f513dec294803e24f"`
Dec 05 05:11:55.128 INFO running `"docker" "rm" "-f" "a9edbd4d3a0f4bdf5d2c81e785bc0ad3b48a05d8dd34814f513dec294803e24f"`
Dec 05 05:11:55.456 INFO [stdout] a9edbd4d3a0f4bdf5d2c81e785bc0ad3b48a05d8dd34814f513dec294803e24f