Dec 15 05:34:01.692 INFO testing lru2-0.1.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 05:34:01.692 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 05:34:02.087 INFO [stdout] e767e8c8438f818777c939ff419085065c365c8d7a2783d0f128b1a21163b910
Dec 15 05:34:02.089 INFO running `"docker" "start" "-a" "e767e8c8438f818777c939ff419085065c365c8d7a2783d0f128b1a21163b910"`
Dec 15 05:34:03.100 INFO [stderr] usermod: no changes
Dec 15 05:34:03.225 INFO [stderr]    Compiling lru2 v0.1.0 (/source)
Dec 15 05:34:03.844 INFO [stderr] warning: variable does not need to be mutable
Dec 15 05:34:03.844 INFO [stderr]   --> src/cache/mod.rs:57:13
Dec 15 05:34:03.844 INFO [stderr]    |
Dec 15 05:34:03.844 INFO [stderr] 57 |         let mut cache: &mut Register<C::LowerKey, C::Payload> = unsafe{ &mut **self.register.get(upper_key).unwrap() };
Dec 15 05:34:03.844 INFO [stderr]    |             ----^^^^^
Dec 15 05:34:03.844 INFO [stderr]    |             |
Dec 15 05:34:03.844 INFO [stderr]    |             help: remove this `mut`
Dec 15 05:34:03.844 INFO [stderr]    |
Dec 15 05:34:03.844 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 15 05:34:03.844 INFO [stderr] 
Dec 15 05:34:03.887 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Dec 15 05:34:03.899 INFO [stderr] su: No module specific data is present
Dec 15 05:34:04.393 INFO running `"docker" "inspect" "e767e8c8438f818777c939ff419085065c365c8d7a2783d0f128b1a21163b910"`
Dec 15 05:34:04.582 INFO running `"docker" "rm" "-f" "e767e8c8438f818777c939ff419085065c365c8d7a2783d0f128b1a21163b910"`
Dec 15 05:34:04.778 INFO [stdout] e767e8c8438f818777c939ff419085065c365c8d7a2783d0f128b1a21163b910
Dec 15 05:34:04.785 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 05:34:05.124 INFO [stdout] ebf39711c7ed77c7dc9914e7a8fe109e4d1afedba4888bedee716347c05fc15a
Dec 15 05:34:05.131 INFO running `"docker" "start" "-a" "ebf39711c7ed77c7dc9914e7a8fe109e4d1afedba4888bedee716347c05fc15a"`
Dec 15 05:34:06.213 INFO [stderr] usermod: no changes
Dec 15 05:34:06.291 INFO [stderr]    Compiling lru2 v0.1.0 (/source)
Dec 15 05:34:07.357 INFO [stderr] warning: variable does not need to be mutable
Dec 15 05:34:07.357 INFO [stderr]   --> src/cache/mod.rs:57:13
Dec 15 05:34:07.357 INFO [stderr]    |
Dec 15 05:34:07.357 INFO [stderr] 57 |         let mut cache: &mut Register<C::LowerKey, C::Payload> = unsafe{ &mut **self.register.get(upper_key).unwrap() };
Dec 15 05:34:07.357 INFO [stderr]    |             ----^^^^^
Dec 15 05:34:07.357 INFO [stderr]    |             |
Dec 15 05:34:07.357 INFO [stderr]    |             help: remove this `mut`
Dec 15 05:34:07.357 INFO [stderr]    |
Dec 15 05:34:07.367 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 15 05:34:07.367 INFO [stderr] 
Dec 15 05:34:08.464 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
Dec 15 05:34:08.464 INFO [stderr] su: No module specific data is present
Dec 15 05:34:08.793 INFO running `"docker" "inspect" "ebf39711c7ed77c7dc9914e7a8fe109e4d1afedba4888bedee716347c05fc15a"`
Dec 15 05:34:09.142 INFO running `"docker" "rm" "-f" "ebf39711c7ed77c7dc9914e7a8fe109e4d1afedba4888bedee716347c05fc15a"`
Dec 15 05:34:09.435 INFO [stdout] ebf39711c7ed77c7dc9914e7a8fe109e4d1afedba4888bedee716347c05fc15a
Dec 15 05:34:09.441 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 05:34:09.888 INFO [stdout] bf6cbdc0361a5a3736d6fefff9f5e1aac026596a73601bc63ab92e2172792deb
Dec 15 05:34:09.891 INFO running `"docker" "start" "-a" "bf6cbdc0361a5a3736d6fefff9f5e1aac026596a73601bc63ab92e2172792deb"`
Dec 15 05:34:10.858 INFO [stderr] usermod: no changes
Dec 15 05:34:10.955 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Dec 15 05:34:10.955 INFO [stderr]      Running /target/debug/deps/lru2-d8fe41088b793817
Dec 15 05:34:10.959 INFO [stdout] 
Dec 15 05:34:10.959 INFO [stdout] running 28 tests
Dec 15 05:34:10.987 INFO [stdout] test cache::bench::best_cache_hit ... ok
Dec 15 05:34:10.987 INFO [stdout] test cache::bench::random_u32_constrained_to_400 ... ok
Dec 15 05:34:11.002 INFO [stdout] test cache::bench::random_u32 ... ok
Dec 15 05:34:11.009 INFO [stdout] test cache::test::get_empty ... ok
Dec 15 05:34:11.009 INFO [stdout] test cache::bench::has_empty ... ok
Dec 15 05:34:11.009 INFO [stdout] test cache::initialize_registers ... ok
Dec 15 05:34:11.010 INFO [stdout] test cache::bench::random_u32_constrained_to_50 ... ok
Dec 15 05:34:11.010 INFO [stdout] test cache::test::has_empty ... ok
Dec 15 05:34:11.011 INFO [stdout] test cache::test::has_one ... ok
Dec 15 05:34:11.011 INFO [stdout] test cache::test::integration ... ok
Dec 15 05:34:11.011 INFO [stdout] test cache::test::set_again ... ok
Dec 15 05:34:11.011 INFO [stdout] test register::initialize_2 ... ok
Dec 15 05:34:11.011 INFO [stdout] test cache::test::set_one ... ok
Dec 15 05:34:11.013 INFO [stdout] test register::initialize_100 ... ok
Dec 15 05:34:11.015 INFO [stdout] test cache::test::get_one ... ok
Dec 15 05:34:11.023 INFO [stdout] test register::test::get_empty ... ok
Dec 15 05:34:11.028 INFO [stdout] test register::test::get_many ... ok
Dec 15 05:34:11.038 INFO [stdout] test register::test::get_one ... ok
Dec 15 05:34:11.043 INFO [stdout] test register::test::set_again ... ok
Dec 15 05:34:11.044 INFO [stdout] test register::test::reset ... ok
Dec 15 05:34:11.056 INFO [stdout] test register::test::set_many ... ok
Dec 15 05:34:11.075 INFO [stdout] test register::test::set_one ... ok
Dec 15 05:34:11.084 INFO [stdout] test cache::bench::random_u32_constrained_to_500 ... ok
Dec 15 05:34:11.207 INFO [stdout] test register::initialize_with_1 ... ok
Dec 15 05:34:11.227 INFO [stdout] test register::initialize_with_0 ... ok
Dec 15 05:34:12.100 INFO [stdout] test cache::bench::random_u32_constrained_to_50_get ... ok
Dec 15 05:34:13.727 INFO [stdout] test cache::bench::random_u32_constrained_to_400_get ... ok
Dec 15 05:34:13.778 INFO [stdout] test cache::bench::random_u32_constrained_to_500_get ... ok
Dec 15 05:34:13.778 INFO [stdout] 
Dec 15 05:34:13.778 INFO [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 05:34:13.778 INFO [stdout] 
Dec 15 05:34:13.778 INFO [stderr]    Doc-tests lru2
Dec 15 05:34:14.624 INFO [stdout] 
Dec 15 05:34:14.624 INFO [stdout] running 0 tests
Dec 15 05:34:14.624 INFO [stdout] 
Dec 15 05:34:14.624 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 05:34:14.624 INFO [stdout] 
Dec 15 05:34:14.635 INFO [stderr] su: No module specific data is present
Dec 15 05:34:15.103 INFO running `"docker" "inspect" "bf6cbdc0361a5a3736d6fefff9f5e1aac026596a73601bc63ab92e2172792deb"`
Dec 15 05:34:15.297 INFO running `"docker" "rm" "-f" "bf6cbdc0361a5a3736d6fefff9f5e1aac026596a73601bc63ab92e2172792deb"`
Dec 15 05:34:15.527 INFO [stdout] bf6cbdc0361a5a3736d6fefff9f5e1aac026596a73601bc63ab92e2172792deb