[INFO] fetching crate queen-io 0.3.1...
[INFO] extracting crate queen-io 0.3.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/queen-io/0.3.1
[INFO] extracting crate queen-io 0.3.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/queen-io/0.3.1
[INFO] validating manifest of queen-io-0.3.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of queen-io-0.3.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing queen-io-0.3.1
[INFO] finished frobbing queen-io-0.3.1
[INFO] frobbed toml for queen-io-0.3.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/queen-io/0.3.1/Cargo.toml
[INFO] started frobbing queen-io-0.3.1
[INFO] finished frobbing queen-io-0.3.1
[INFO] frobbed toml for queen-io-0.3.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/queen-io/0.3.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing queen-io-0.3.1 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/queen-io/0.3.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 20a6c3b0ea54971eda9c4fd41e1ef2b7eebb09038be638137ca0298aa6f71fd0
[INFO] running `"docker" "start" "-a" "20a6c3b0ea54971eda9c4fd41e1ef2b7eebb09038be638137ca0298aa6f71fd0"`
[INFO] [stderr]    Compiling queen-io v0.3.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "20a6c3b0ea54971eda9c4fd41e1ef2b7eebb09038be638137ca0298aa6f71fd0"`
[INFO] running `"docker" "rm" "-f" "20a6c3b0ea54971eda9c4fd41e1ef2b7eebb09038be638137ca0298aa6f71fd0"`
[INFO] [stdout] 20a6c3b0ea54971eda9c4fd41e1ef2b7eebb09038be638137ca0298aa6f71fd0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/queen-io/0.3.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] c93199a24ceefd9964af4b66f209fa4a563e75d07543ce1cc364eba63d40fb29
[INFO] running `"docker" "start" "-a" "c93199a24ceefd9964af4b66f209fa4a563e75d07543ce1cc364eba63d40fb29"`
[INFO] [stderr]    Compiling queen-io v0.3.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `"docker" "inspect" "c93199a24ceefd9964af4b66f209fa4a563e75d07543ce1cc364eba63d40fb29"`
[INFO] running `"docker" "rm" "-f" "c93199a24ceefd9964af4b66f209fa4a563e75d07543ce1cc364eba63d40fb29"`
[INFO] [stdout] c93199a24ceefd9964af4b66f209fa4a563e75d07543ce1cc364eba63d40fb29
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/queen-io/0.3.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 3705292fc0c789f4ebb42dae6ca3ffabad98e48dd3b473ec6fe399fd1fd9deb6
[INFO] running `"docker" "start" "-a" "3705292fc0c789f4ebb42dae6ca3ffabad98e48dd3b473ec6fe399fd1fd9deb6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/queen_io-d1db6586389c2f88
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test plus::mpsc_queue::tests::test_full ... ok
[INFO] [stdout] test plus::spsc_queue::tests::drop_full ... ok
[INFO] [stdout] test plus::spsc_queue::tests::smoke ... ok
[INFO] [stdout] test plus::spsc_queue::tests::peek ... ok
[INFO] [stdout] test sys::eventfd::test::write_and_read ... ok
[INFO] [stdout] test plus::spsc_queue::tests::smoke_bound ... ok
[INFO] [stdout] test sys::eventfd::test::write_block ... ok
[INFO] [stdout] test plus::mpsc_queue::tests::test ... ok
[INFO] [stdout] test plus::mpmc_queue::tests::test ... ok
[INFO] [stdout] test plus::spsc_queue::tests::stress ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests queen-io
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/sys/timerfd.rs - sys::timerfd::TimerFd::gettime (line 113) ... ok
[INFO] [stdout] test src/sys/timerfd.rs - sys::timerfd::TimerFd::create (line 52) ... ok
[INFO] [stdout] test src/plus/lru_cache.rs - plus::lru_cache::LruCache<K, V>::new (line 55) ... ok
[INFO] [stdout] test src/plus/lru_cache.rs - plus::lru_cache::LruCache<K, V>::capacity (line 177) ... ok
[INFO] [stdout] test src/sys/timerfd.rs - sys::timerfd::TimerFd::new (line 37) ... ok
[INFO] [stdout] test src/sys/timerfd.rs - sys::timerfd::TimerFd::settime (line 71) ... ok
[INFO] [stdout] test src/plus/lru_cache.rs - plus::lru_cache::LruCache<K, V>::put (line 76) ... ok
[INFO] [stdout] test src/plus/lru_cache.rs - plus::lru_cache::LruCache<K, V>::change_capacity (line 191) ... ok
[INFO] [stdout] test src/plus/lru_cache.rs - plus::lru_cache::LruCache<K, V>::get (line 121) ... ok
[INFO] [stdout] test src/plus/lru_cache.rs - plus::lru_cache::LruCache<K, V>::pop (line 155) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3705292fc0c789f4ebb42dae6ca3ffabad98e48dd3b473ec6fe399fd1fd9deb6"`
[INFO] running `"docker" "rm" "-f" "3705292fc0c789f4ebb42dae6ca3ffabad98e48dd3b473ec6fe399fd1fd9deb6"`
[INFO] [stdout] 3705292fc0c789f4ebb42dae6ca3ffabad98e48dd3b473ec6fe399fd1fd9deb6