[INFO] crate bagpipe 0.1.0 is already in cache
[INFO] testing bagpipe-0.1.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate bagpipe 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate bagpipe 0.1.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bagpipe 0.1.0
[INFO] finished tweaking crates.io crate bagpipe 0.1.0
[INFO] tweaked toml for crates.io crate bagpipe 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2b4e11f3405eb725af7ec1895e0b766ccecb353cd7f746b55fe264cf17edade3
[INFO] running `"docker" "start" "-a" "2b4e11f3405eb725af7ec1895e0b766ccecb353cd7f746b55fe264cf17edade3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling bagpipe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/queue.rs:737:1
[INFO] [stderr]     |
[INFO] [stderr] 737 | /// A version of the `YangCrummeyQueue` supporting arbitrary types.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/queue.rs:739:1
[INFO] [stderr]     |
[INFO] [stderr] 739 | /// A version of the `FAAQueueLowLevel` supporting arbitrary types.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin/bench_bag.rs:82:17
[INFO] [stderr]    |
[INFO] [stderr] 82 |                 bag.try_pop_mut();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/bin/bench_bag.rs:141:17
[INFO] [stderr]     |
[INFO] [stderr] 141 |                 bag.try_pop_mut();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/bin/bench_bag.rs:210:17
[INFO] [stderr]     |
[INFO] [stderr] 210 |                 bag.try_pop_mut();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/bin/bench_bag.rs:284:17
[INFO] [stderr]     |
[INFO] [stderr] 284 |                 bag.try_pop_mut();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `"docker" "inspect" "2b4e11f3405eb725af7ec1895e0b766ccecb353cd7f746b55fe264cf17edade3"`
[INFO] running `"docker" "rm" "-f" "2b4e11f3405eb725af7ec1895e0b766ccecb353cd7f746b55fe264cf17edade3"`
[INFO] [stdout] 2b4e11f3405eb725af7ec1895e0b766ccecb353cd7f746b55fe264cf17edade3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 653ff361aab8495828de6f83dbd5067cffa64a49ef90a614ef5ac142d398b416
[INFO] running `"docker" "start" "-a" "653ff361aab8495828de6f83dbd5067cffa64a49ef90a614ef5ac142d398b416"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling bagpipe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/queue.rs:737:1
[INFO] [stderr]     |
[INFO] [stderr] 737 | /// A version of the `YangCrummeyQueue` supporting arbitrary types.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/queue.rs:739:1
[INFO] [stderr]     |
[INFO] [stderr] 739 | /// A version of the `FAAQueueLowLevel` supporting arbitrary types.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/queue.rs:737:1
[INFO] [stderr]     |
[INFO] [stderr] 737 | /// A version of the `YangCrummeyQueue` supporting arbitrary types.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/queue.rs:739:1
[INFO] [stderr]     |
[INFO] [stderr] 739 | /// A version of the `FAAQueueLowLevel` supporting arbitrary types.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin/bench_bag.rs:82:17
[INFO] [stderr]    |
[INFO] [stderr] 82 |                 bag.try_pop_mut();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/bin/bench_bag.rs:141:17
[INFO] [stderr]     |
[INFO] [stderr] 141 |                 bag.try_pop_mut();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/bin/bench_bag.rs:210:17
[INFO] [stderr]     |
[INFO] [stderr] 210 |                 bag.try_pop_mut();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/bin/bench_bag.rs:284:17
[INFO] [stderr]     |
[INFO] [stderr] 284 |                 bag.try_pop_mut();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `"docker" "inspect" "653ff361aab8495828de6f83dbd5067cffa64a49ef90a614ef5ac142d398b416"`
[INFO] running `"docker" "rm" "-f" "653ff361aab8495828de6f83dbd5067cffa64a49ef90a614ef5ac142d398b416"`
[INFO] [stdout] 653ff361aab8495828de6f83dbd5067cffa64a49ef90a614ef5ac142d398b416
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 13a0183ccc6615dd3d7ebc844573fb729c398a3bf93e7c65f94162e1a08d9005
[INFO] running `"docker" "start" "-a" "13a0183ccc6615dd3d7ebc844573fb729c398a3bf93e7c65f94162e1a08d9005"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/queue.rs:737:1
[INFO] [stderr]     |
[INFO] [stderr] 737 | /// A version of the `YangCrummeyQueue` supporting arbitrary types.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/queue.rs:739:1
[INFO] [stderr]     |
[INFO] [stderr] 739 | /// A version of the `FAAQueueLowLevel` supporting arbitrary types.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/queue.rs:737:1
[INFO] [stderr]     |
[INFO] [stderr] 737 | /// A version of the `YangCrummeyQueue` supporting arbitrary types.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/queue.rs:739:1
[INFO] [stderr]     |
[INFO] [stderr] 739 | /// A version of the `FAAQueueLowLevel` supporting arbitrary types.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin/bench_bag.rs:82:17
[INFO] [stderr]    |
[INFO] [stderr] 82 |                 bag.try_pop_mut();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/bin/bench_bag.rs:141:17
[INFO] [stderr]     |
[INFO] [stderr] 141 |                 bag.try_pop_mut();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/bin/bench_bag.rs:210:17
[INFO] [stderr]     |
[INFO] [stderr] 210 |                 bag.try_pop_mut();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/bin/bench_bag.rs:284:17
[INFO] [stderr]     |
[INFO] [stderr] 284 |                 bag.try_pop_mut();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bagpipe-1189552c07c29263
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test queue::tests::single_threaded_small_faaq ... ok
[INFO] [stdout] test queue::tests::single_threaded_small_faaqg ... ok
[INFO] [stdout] test queue::tests::many_threads_small_faaqg ... ok
[INFO] [stdout] test queue::tests::many_threads_small_faaq ... ok
[INFO] [stdout] test queue::tests::many_threads_small_general ... ok
[INFO] [stdout] test queue::tests::single_threaded_large ... ok
[INFO] [stdout] test queue::tests::single_threaded_large_general ... ok
[INFO] [stdout] test queue::tests::single_threaded_small ... ok
[INFO] [stdout] test queue::tests::two_threads_enqueue_dequeue_small_faaq ... ok
[INFO] [stdout] test queue::tests::single_threaded_small_general ... ok
[INFO] [stdout] test queue::tests::two_threads_enqueue_dequeue_small ... ok
[INFO] [stdout] test queue::tests::two_threads_enqueue_dequeue_small_faaqg ... ok
[INFO] [stdout] test queue::tests::single_threaded_large_faaq ... ok
[INFO] [stdout] test queue::tests::two_threads_enqueue_dequeue_large_faaqg ... ok
[INFO] [stdout] test queue::tests::two_threads_enqueue_dequeue_large_faaq ... ok
[INFO] [stdout] test queue::tests::two_threads_enqueue_dequeue_small_general ... ok
[INFO] [stdout] test queue::tests::many_threads_small ... ok
[INFO] [stdout] test queue::tests::single_threaded_large_faaqg ... ok
[INFO] [stdout] test queue::tests::two_threads_enqueue_dequeue_large_general ... ok
[INFO] [stdout] test queue::tests::two_threads_enqueue_dequeue_large ... ok
[INFO] [stdout] test queue::tests::many_threads_large ... ok
[INFO] [stdout] test queue::tests::many_threads_large_faaq ... ok
[INFO] [stdout] test queue::tests::many_threads_large_faaqg ... ok
[INFO] [stdout] test queue::tests::many_threads_large_general ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bench_bag-010f08f106738bf3
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bagpipe
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 19) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "13a0183ccc6615dd3d7ebc844573fb729c398a3bf93e7c65f94162e1a08d9005"`
[INFO] running `"docker" "rm" "-f" "13a0183ccc6615dd3d7ebc844573fb729c398a3bf93e7c65f94162e1a08d9005"`
[INFO] [stdout] 13a0183ccc6615dd3d7ebc844573fb729c398a3bf93e7c65f94162e1a08d9005