[INFO] fetching crate lru 0.6.6...
[INFO] testing lru-0.6.6 against 1.55.0 for beta-1.56-1
[INFO] extracting crate lru 0.6.6 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate lru 0.6.6 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lru 0.6.6
[INFO] finished tweaking crates.io crate lru 0.6.6
[INFO] tweaked toml for crates.io crate lru 0.6.6 written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8004d8f74d19a9ad8a34140f36368126307c6abe3f26d929a94bd5f8f5ccc01e
[INFO] running `Command { std: "docker" "start" "-a" "8004d8f74d19a9ad8a34140f36368126307c6abe3f26d929a94bd5f8f5ccc01e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8004d8f74d19a9ad8a34140f36368126307c6abe3f26d929a94bd5f8f5ccc01e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8004d8f74d19a9ad8a34140f36368126307c6abe3f26d929a94bd5f8f5ccc01e", kill_on_drop: false }`
[INFO] [stdout] 8004d8f74d19a9ad8a34140f36368126307c6abe3f26d929a94bd5f8f5ccc01e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f583cfa00a3092382c2f36f09d929f490f0fa25b725d2ba43b21b3e14278db26
[INFO] running `Command { std: "docker" "start" "-a" "f583cfa00a3092382c2f36f09d929f490f0fa25b725d2ba43b21b3e14278db26", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling lru v0.6.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `Command { std: "docker" "inspect" "f583cfa00a3092382c2f36f09d929f490f0fa25b725d2ba43b21b3e14278db26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f583cfa00a3092382c2f36f09d929f490f0fa25b725d2ba43b21b3e14278db26", kill_on_drop: false }`
[INFO] [stdout] f583cfa00a3092382c2f36f09d929f490f0fa25b725d2ba43b21b3e14278db26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b5b32b341c1576f325125a75a2aad44f4ce0b2552742d33a34fce09194b6faa
[INFO] running `Command { std: "docker" "start" "-a" "8b5b32b341c1576f325125a75a2aad44f4ce0b2552742d33a34fce09194b6faa", kill_on_drop: false }`
[INFO] [stderr]    Compiling stats_alloc v0.1.8
[INFO] [stderr]    Compiling lru v0.6.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "8b5b32b341c1576f325125a75a2aad44f4ce0b2552742d33a34fce09194b6faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b5b32b341c1576f325125a75a2aad44f4ce0b2552742d33a34fce09194b6faa", kill_on_drop: false }`
[INFO] [stdout] 8b5b32b341c1576f325125a75a2aad44f4ce0b2552742d33a34fce09194b6faa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83e72e3e76ffbb81ae5d6798f5a3ae4cdde710f266917f280b92d9f46831fafc
[INFO] running `Command { std: "docker" "start" "-a" "83e72e3e76ffbb81ae5d6798f5a3ae4cdde710f266917f280b92d9f46831fafc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lru-393f76ed3c5ca7c8)
[INFO] [stdout] test tests::test_clear ... ok
[INFO] [stdout] test tests::test_contains ... ok
[INFO] [stdout] test tests::test_iter_backwards ... ok
[INFO] [stdout] test tests::test_get_mut_and_update ... ok
[INFO] [stdout] test tests::test_iter_clone ... ok
[INFO] [stdout] test tests::test_iter_forwards ... ok
[INFO] [stdout] test tests::test_iter_forwards_and_backwards ... ok
[INFO] [stdout] test tests::test_multiple_threads ... ok
[INFO] [stdout] test tests::test_iter_multiple_threads ... ok
[INFO] [stdout] test tests::test_peek ... ok
[INFO] [stdout] test tests::test_peek_lru ... ok
[INFO] [stdout] test tests::test_pop ... ok
[INFO] [stdout] test tests::test_peek_mut ... ok
[INFO] [stdout] test tests::test_put_and_get ... ok
[INFO] [stdout] test tests::test_put_and_get_mut ... ok
[INFO] [stdout] test tests::test_put_removes_oldest ... ok
[INFO] [stdout] test tests::test_pop_lru ... ok
[INFO] [stdout] test tests::test_put_update ... ok
[INFO] [stdout] test tests::test_resize_larger ... ok
[INFO] [stdout] test tests::test_resize_smaller ... ok
[INFO] [stdout] test tests::test_that_pop_actually_detaches_node ... ok
[INFO] [stdout] test tests::test_send ... ok
[INFO] [stdout] test tests::test_zero_cap_no_crash ... ok
[INFO] [stdout] test tests::test_no_memory_leaks_with_resize ... ok
[INFO] [stdout] test tests::test_no_memory_leaks ... ok
[INFO] [stdout] test tests::test_no_memory_leaks_with_clear ... ok
[INFO] [stdout] test tests::test_with_hasher ... ok
[INFO] [stdout] test tests::test_no_memory_leaks_with_pop ... ok
[INFO] [stdout] test tests::test_unbounded ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lru
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test src/lib.rs - (line 29) - compile ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V>::unbounded (line 194) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::unbounded_with_hasher (line 224) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::cap (line 606) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::with_hasher (line 209) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::clear (line 654) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::iter_mut (line 703) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::get (line 330) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V>::new (line 182) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::resize (line 620) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::pop_lru (line 542) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::is_empty (line 590) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::pop (line 508) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::len (line 568) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::contains (line 483) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::peek (line 401) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::peek_lru (line 454) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::put (line 258) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::iter (line 677) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::get_mut (line 365) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K, V, S>::peek_mut (line 427) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "83e72e3e76ffbb81ae5d6798f5a3ae4cdde710f266917f280b92d9f46831fafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83e72e3e76ffbb81ae5d6798f5a3ae4cdde710f266917f280b92d9f46831fafc", kill_on_drop: false }`
[INFO] [stdout] 83e72e3e76ffbb81ae5d6798f5a3ae4cdde710f266917f280b92d9f46831fafc