Dec 05 05:11:33.370 INFO testing tawashichan/rust_practice against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 05:11:33.370 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05:11:33.808 INFO [stdout] 6f4a906f42f174e86585bf2cdbd02aea059838ca9265591137742b18eb7f6b3e
Dec 05 05:11:33.814 INFO running `"docker" "start" "-a" "6f4a906f42f174e86585bf2cdbd02aea059838ca9265591137742b18eb7f6b3e"`
Dec 05 05:11:35.136 INFO [stderr] usermod: no changes
Dec 05 05:11:35.188 INFO [stderr]    Compiling t_lib v0.1.0 (/source)
Dec 05 05:11:35.421 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:35.421 INFO [stderr]   --> src/main.rs:28:22
Dec 05 05:11:35.421 INFO [stderr]    |
Dec 05 05:11:35.421 INFO [stderr] 28 |                 Some(p) => {
Dec 05 05:11:35.421 INFO [stderr]    |                      ^ help: consider using `_p` instead
Dec 05 05:11:35.421 INFO [stderr]    |
Dec 05 05:11:35.421 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 05:11:35.421 INFO [stderr] 
Dec 05 05:11:35.421 INFO [stderr] warning: unused variable: `from`
Dec 05 05:11:35.421 INFO [stderr]   --> src/main.rs:51:17
Dec 05 05:11:35.421 INFO [stderr]    |
Dec 05 05:11:35.421 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 05 05:11:35.421 INFO [stderr]    |                 ^^^^ help: consider using `_from` instead
Dec 05 05:11:35.421 INFO [stderr] 
Dec 05 05:11:35.421 INFO [stderr] warning: unused variable: `to`
Dec 05 05:11:35.421 INFO [stderr]   --> src/main.rs:51:27
Dec 05 05:11:35.421 INFO [stderr]    |
Dec 05 05:11:35.421 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 05 05:11:35.421 INFO [stderr]    |                           ^^ help: consider using `_to` instead
Dec 05 05:11:35.421 INFO [stderr] 
Dec 05 05:11:35.428 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:35.428 INFO [stderr]   --> src/main.rs:72:22
Dec 05 05:11:35.428 INFO [stderr]    |
Dec 05 05:11:35.428 INFO [stderr] 72 |                 Some(p) => continue,
Dec 05 05:11:35.428 INFO [stderr]    |                      ^ help: consider using `_p` instead
Dec 05 05:11:35.428 INFO [stderr] 
Dec 05 05:11:35.428 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:35.428 INFO [stderr]   --> src/main.rs:99:18
Dec 05 05:11:35.428 INFO [stderr]    |
Dec 05 05:11:35.428 INFO [stderr] 99 |             Some(p) => {
Dec 05 05:11:35.428 INFO [stderr]    |                  ^ help: consider using `_p` instead
Dec 05 05:11:35.428 INFO [stderr] 
Dec 05 05:11:35.428 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:35.428 INFO [stderr]    --> src/main.rs:124:18
Dec 05 05:11:35.428 INFO [stderr]     |
Dec 05 05:11:35.428 INFO [stderr] 124 |             Some(p) => {
Dec 05 05:11:35.428 INFO [stderr]     |                  ^ help: consider using `_p` instead
Dec 05 05:11:35.428 INFO [stderr] 
Dec 05 05:11:35.440 INFO [stderr] warning: function is never used: `bfs`
Dec 05 05:11:35.440 INFO [stderr]   --> src/main.rs:16:1
Dec 05 05:11:35.440 INFO [stderr]    |
Dec 05 05:11:35.440 INFO [stderr] 16 | fn bfs(start: usize, goal: usize, m: Vec<Vec<usize>>) {
Dec 05 05:11:35.440 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:11:35.440 INFO [stderr]    |
Dec 05 05:11:35.440 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 05:11:35.440 INFO [stderr] 
Dec 05 05:11:35.440 INFO [stderr] warning: function is never used: `reachable`
Dec 05 05:11:35.440 INFO [stderr]   --> src/main.rs:51:1
Dec 05 05:11:35.440 INFO [stderr]    |
Dec 05 05:11:35.440 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 05 05:11:35.440 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:11:35.440 INFO [stderr] 
Dec 05 05:11:35.440 INFO [stderr] warning: function is never used: `dfs`
Dec 05 05:11:35.440 INFO [stderr]   --> src/main.rs:94:1
Dec 05 05:11:35.440 INFO [stderr]    |
Dec 05 05:11:35.440 INFO [stderr] 94 | fn dfs(start: usize, goal: usize, current: usize, current_path: Vec<usize>, m: &Vec<Vec<usize>>) {
Dec 05 05:11:35.440 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:11:35.441 INFO [stderr] 
Dec 05 05:11:36.226 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
Dec 05 05:11:36.228 INFO [stderr] su: No module specific data is present
Dec 05 05:11:37.104 INFO running `"docker" "inspect" "6f4a906f42f174e86585bf2cdbd02aea059838ca9265591137742b18eb7f6b3e"`
Dec 05 05:11:37.454 INFO running `"docker" "rm" "-f" "6f4a906f42f174e86585bf2cdbd02aea059838ca9265591137742b18eb7f6b3e"`
Dec 05 05:11:37.804 INFO [stdout] 6f4a906f42f174e86585bf2cdbd02aea059838ca9265591137742b18eb7f6b3e
Dec 05 05:11:37.810 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05:11:38.200 INFO [stdout] 5de757341fe67abb9c0814ccac34ae08c0e39fc2adb8083e8f60f9d395153858
Dec 05 05:11:38.208 INFO running `"docker" "start" "-a" "5de757341fe67abb9c0814ccac34ae08c0e39fc2adb8083e8f60f9d395153858"`
Dec 05 05:11:39.639 INFO [stderr] usermod: no changes
Dec 05 05:11:39.696 INFO [stderr]    Compiling t_lib v0.1.0 (/source)
Dec 05 05:11:40.116 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:40.116 INFO [stderr]   --> src/main.rs:28:22
Dec 05 05:11:40.116 INFO [stderr]    |
Dec 05 05:11:40.116 INFO [stderr] 28 |                 Some(p) => {
Dec 05 05:11:40.116 INFO [stderr]    |                      ^ help: consider using `_p` instead
Dec 05 05:11:40.116 INFO [stderr]    |
Dec 05 05:11:40.116 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 05:11:40.116 INFO [stderr] 
Dec 05 05:11:40.116 INFO [stderr] warning: unused variable: `from`
Dec 05 05:11:40.116 INFO [stderr]   --> src/main.rs:51:17
Dec 05 05:11:40.116 INFO [stderr]    |
Dec 05 05:11:40.116 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 05 05:11:40.116 INFO [stderr]    |                 ^^^^ help: consider using `_from` instead
Dec 05 05:11:40.116 INFO [stderr] 
Dec 05 05:11:40.116 INFO [stderr] warning: unused variable: `to`
Dec 05 05:11:40.117 INFO [stderr]   --> src/main.rs:51:27
Dec 05 05:11:40.117 INFO [stderr]    |
Dec 05 05:11:40.117 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 05 05:11:40.117 INFO [stderr]    |                           ^^ help: consider using `_to` instead
Dec 05 05:11:40.117 INFO [stderr] 
Dec 05 05:11:40.117 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:40.117 INFO [stderr]   --> src/main.rs:72:22
Dec 05 05:11:40.117 INFO [stderr]    |
Dec 05 05:11:40.117 INFO [stderr] 72 |                 Some(p) => continue,
Dec 05 05:11:40.117 INFO [stderr]    |                      ^ help: consider using `_p` instead
Dec 05 05:11:40.117 INFO [stderr] 
Dec 05 05:11:40.117 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:40.117 INFO [stderr]   --> src/main.rs:99:18
Dec 05 05:11:40.117 INFO [stderr]    |
Dec 05 05:11:40.117 INFO [stderr] 99 |             Some(p) => {
Dec 05 05:11:40.117 INFO [stderr]    |                  ^ help: consider using `_p` instead
Dec 05 05:11:40.117 INFO [stderr] 
Dec 05 05:11:40.117 INFO [stderr] warning: unused variable: `p`
Dec 05 05:11:40.117 INFO [stderr]    --> src/main.rs:124:18
Dec 05 05:11:40.117 INFO [stderr]     |
Dec 05 05:11:40.117 INFO [stderr] 124 |             Some(p) => {
Dec 05 05:11:40.117 INFO [stderr]     |                  ^ help: consider using `_p` instead
Dec 05 05:11:40.117 INFO [stderr] 
Dec 05 05:11:40.128 INFO [stderr] warning: function is never used: `bfs`
Dec 05 05:11:40.128 INFO [stderr]   --> src/main.rs:16:1
Dec 05 05:11:40.128 INFO [stderr]    |
Dec 05 05:11:40.128 INFO [stderr] 16 | fn bfs(start: usize, goal: usize, m: Vec<Vec<usize>>) {
Dec 05 05:11:40.129 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:11:40.129 INFO [stderr]    |
Dec 05 05:11:40.129 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 05:11:40.129 INFO [stderr] 
Dec 05 05:11:40.129 INFO [stderr] warning: function is never used: `reachable`
Dec 05 05:11:40.129 INFO [stderr]   --> src/main.rs:51:1
Dec 05 05:11:40.129 INFO [stderr]    |
Dec 05 05:11:40.129 INFO [stderr] 51 | fn reachable<T>(from: &T, to: &T) -> bool {
Dec 05 05:11:40.129 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:11:40.129 INFO [stderr] 
Dec 05 05:11:40.129 INFO [stderr] warning: function is never used: `dfs`
Dec 05 05:11:40.129 INFO [stderr]   --> src/main.rs:94:1
Dec 05 05:11:40.129 INFO [stderr]    |
Dec 05 05:11:40.129 INFO [stderr] 94 | fn dfs(start: usize, goal: usize, current: usize, current_path: Vec<usize>, m: &Vec<Vec<usize>>) {
Dec 05 05:11:40.129 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:11:40.129 INFO [stderr] 
Dec 05 05:11:40.466 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
Dec 05 05:11:40.473 INFO [stderr] su: No module specific data is present
Dec 05 05:11:41.652 INFO running `"docker" "inspect" "5de757341fe67abb9c0814ccac34ae08c0e39fc2adb8083e8f60f9d395153858"`
Dec 05 05:11:41.922 INFO running `"docker" "rm" "-f" "5de757341fe67abb9c0814ccac34ae08c0e39fc2adb8083e8f60f9d395153858"`
Dec 05 05:11:42.228 INFO [stdout] 5de757341fe67abb9c0814ccac34ae08c0e39fc2adb8083e8f60f9d395153858
Dec 05 05:11:42.232 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05:11:42.796 INFO [stdout] f109571729d12ce7d9581d176c9ca3af150fad0b49b3afa22885577016a11bec
Dec 05 05:11:42.804 INFO running `"docker" "start" "-a" "f109571729d12ce7d9581d176c9ca3af150fad0b49b3afa22885577016a11bec"`
Dec 05 05:11:44.096 INFO [stderr] usermod: no changes
Dec 05 05:11:44.144 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 05 05:11:44.148 INFO [stderr]      Running /target/debug/deps/t_lib-836bdea7b0280b03
Dec 05 05:11:44.152 INFO [stdout] 
Dec 05 05:11:44.152 INFO [stdout] running 0 tests
Dec 05 05:11:44.152 INFO [stdout] 
Dec 05 05:11:44.152 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 05:11:44.152 INFO [stdout] 
Dec 05 05:11:44.156 INFO [stderr] su: No module specific data is present
Dec 05 05:11:44.954 INFO running `"docker" "inspect" "f109571729d12ce7d9581d176c9ca3af150fad0b49b3afa22885577016a11bec"`
Dec 05 05:11:45.292 INFO running `"docker" "rm" "-f" "f109571729d12ce7d9581d176c9ca3af150fad0b49b3afa22885577016a11bec"`
Dec 05 05:11:45.624 INFO [stdout] f109571729d12ce7d9581d176c9ca3af150fad0b49b3afa22885577016a11bec