Dec 07 00:13:26.357 INFO testing rusty-santa-0.1.0 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 00:13:26.357 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 07 00:13:26.861 INFO [stdout] f3709bdbd34acffc38a014bb9998ec569c64d9bc8b1b6e90881fc55169eff92e
Dec 07 00:13:26.863 INFO running `"docker" "start" "-a" "f3709bdbd34acffc38a014bb9998ec569c64d9bc8b1b6e90881fc55169eff92e"`
Dec 07 00:13:28.013 INFO [stderr] usermod: no changes
Dec 07 00:13:28.132 INFO [stderr]    Compiling rusty-santa v0.1.0 (/source)
Dec 07 00:13:29.051 INFO [stderr] warning: method is never used: `get`
Dec 07 00:13:29.051 INFO [stderr]   --> src/lib.rs:64:5
Dec 07 00:13:29.051 INFO [stderr]    |
Dec 07 00:13:29.051 INFO [stderr] 64 |     pub fn get(&self, x: &str, y: &str) -> bool {
Dec 07 00:13:29.051 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 00:13:29.051 INFO [stderr]    |
Dec 07 00:13:29.051 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 07 00:13:29.051 INFO [stderr] 
Dec 07 00:13:29.051 INFO [stderr] warning: method is never used: `size`
Dec 07 00:13:29.051 INFO [stderr]    --> src/lib.rs:103:5
Dec 07 00:13:29.051 INFO [stderr]     |
Dec 07 00:13:29.051 INFO [stderr] 103 |     pub fn size(&self) -> usize {
Dec 07 00:13:29.051 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 00:13:29.051 INFO [stderr] 
Dec 07 00:13:29.789 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
Dec 07 00:13:29.794 INFO [stderr] su: No module specific data is present
Dec 07 00:13:30.252 INFO running `"docker" "inspect" "f3709bdbd34acffc38a014bb9998ec569c64d9bc8b1b6e90881fc55169eff92e"`
Dec 07 00:13:30.428 INFO running `"docker" "rm" "-f" "f3709bdbd34acffc38a014bb9998ec569c64d9bc8b1b6e90881fc55169eff92e"`
Dec 07 00:13:30.599 INFO [stdout] f3709bdbd34acffc38a014bb9998ec569c64d9bc8b1b6e90881fc55169eff92e
Dec 07 00:13:30.604 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 07 00:13:30.888 INFO [stdout] 135e81b6664d49da948300f29f8752584ae95789274d3e00aad83a8c760093f5
Dec 07 00:13:30.888 INFO running `"docker" "start" "-a" "135e81b6664d49da948300f29f8752584ae95789274d3e00aad83a8c760093f5"`
Dec 07 00:13:31.782 INFO [stderr] usermod: no changes
Dec 07 00:13:31.906 INFO [stderr]    Compiling rusty-santa v0.1.0 (/source)
Dec 07 00:13:32.976 INFO [stderr] warning: unused variable: `i`
Dec 07 00:13:32.976 INFO [stderr]    --> src/lib.rs:357:13
Dec 07 00:13:32.976 INFO [stderr]     |
Dec 07 00:13:32.976 INFO [stderr] 357 |         for i in 0..1000 {
Dec 07 00:13:32.976 INFO [stderr]     |             ^ help: consider using `_i` instead
Dec 07 00:13:32.976 INFO [stderr]     |
Dec 07 00:13:32.976 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 07 00:13:32.976 INFO [stderr] 
Dec 07 00:13:33.008 INFO [stderr] warning: variable does not need to be mutable
Dec 07 00:13:33.008 INFO [stderr]    --> src/lib.rs:279:13
Dec 07 00:13:33.008 INFO [stderr]     |
Dec 07 00:13:33.008 INFO [stderr] 279 |         let mut matrix = Matrix::new(keys);
Dec 07 00:13:33.008 INFO [stderr]     |             ----^^^^^^
Dec 07 00:13:33.008 INFO [stderr]     |             |
Dec 07 00:13:33.008 INFO [stderr]     |             help: remove this `mut`
Dec 07 00:13:33.008 INFO [stderr]     |
Dec 07 00:13:33.008 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 07 00:13:33.008 INFO [stderr] 
Dec 07 00:13:33.024 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 00:13:33.024 INFO [stderr]    --> src/lib.rs:358:13
Dec 07 00:13:33.024 INFO [stderr]     |
Dec 07 00:13:33.024 INFO [stderr] 358 |             group.assign();
Dec 07 00:13:33.024 INFO [stderr]     |             ^^^^^^^^^^^^^^^
Dec 07 00:13:33.024 INFO [stderr]     |
Dec 07 00:13:33.024 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 07 00:13:33.024 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 00:13:33.024 INFO [stderr] 
Dec 07 00:13:35.181 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.36s
Dec 07 00:13:35.186 INFO [stderr] su: No module specific data is present
Dec 07 00:13:35.717 INFO running `"docker" "inspect" "135e81b6664d49da948300f29f8752584ae95789274d3e00aad83a8c760093f5"`
Dec 07 00:13:35.832 INFO running `"docker" "rm" "-f" "135e81b6664d49da948300f29f8752584ae95789274d3e00aad83a8c760093f5"`
Dec 07 00:13:35.922 INFO [stdout] 135e81b6664d49da948300f29f8752584ae95789274d3e00aad83a8c760093f5
Dec 07 00:13:35.924 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 07 00:13:36.124 INFO [stdout] 55b95ebe9a82d21802e8543af41a7f9d2b1216b994c5db104f0940d69ce47241
Dec 07 00:13:36.130 INFO running `"docker" "start" "-a" "55b95ebe9a82d21802e8543af41a7f9d2b1216b994c5db104f0940d69ce47241"`
Dec 07 00:13:37.112 INFO [stderr] usermod: no changes
Dec 07 00:13:37.166 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 07 00:13:37.168 INFO [stderr]      Running /target/debug/deps/rusty_santa-ba9cc4104328c0ef
Dec 07 00:13:37.174 INFO [stdout] 
Dec 07 00:13:37.174 INFO [stdout] running 7 tests
Dec 07 00:13:37.180 INFO [stdout] test tests::matrix_set ... ok
Dec 07 00:13:37.180 INFO [stdout] test tests::matrix_contains ... ok
Dec 07 00:13:37.180 INFO [stdout] test tests::matrix_init ... ok
Dec 07 00:13:37.181 INFO [stdout] test tests::matrix_get_row ... ok
Dec 07 00:13:37.181 INFO [stdout] test tests::group_simple ... ok
Dec 07 00:13:37.184 INFO [stdout] test tests::matrix_size ... ok
Dec 07 00:13:37.396 INFO [stdout] test tests::group_may_fail ... ok
Dec 07 00:13:37.396 INFO [stdout] 
Dec 07 00:13:37.396 INFO [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 00:13:37.396 INFO [stdout] 
Dec 07 00:13:37.399 INFO [stderr]    Doc-tests rusty-santa
Dec 07 00:13:38.616 INFO [stdout] 
Dec 07 00:13:38.616 INFO [stdout] running 0 tests
Dec 07 00:13:38.616 INFO [stdout] 
Dec 07 00:13:38.616 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 00:13:38.616 INFO [stdout] 
Dec 07 00:13:38.620 INFO [stderr] su: No module specific data is present
Dec 07 00:13:39.058 INFO running `"docker" "inspect" "55b95ebe9a82d21802e8543af41a7f9d2b1216b994c5db104f0940d69ce47241"`
Dec 07 00:13:39.338 INFO running `"docker" "rm" "-f" "55b95ebe9a82d21802e8543af41a7f9d2b1216b994c5db104f0940d69ce47241"`
Dec 07 00:13:39.517 INFO [stdout] 55b95ebe9a82d21802e8543af41a7f9d2b1216b994c5db104f0940d69ce47241