[INFO] fetching crate token_deque 0.1.0...
[INFO] testing token_deque-0.1.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate token_deque 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate token_deque 0.1.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate token_deque 0.1.0
[INFO] finished tweaking crates.io crate token_deque 0.1.0
[INFO] tweaked toml for crates.io crate token_deque 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f2fc93b5cee7a28e3724c06503695130469a86272083cf14f569dabe95789d3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0f2fc93b5cee7a28e3724c06503695130469a86272083cf14f569dabe95789d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f2fc93b5cee7a28e3724c06503695130469a86272083cf14f569dabe95789d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f2fc93b5cee7a28e3724c06503695130469a86272083cf14f569dabe95789d3", kill_on_drop: false }`
[INFO] [stdout] 0f2fc93b5cee7a28e3724c06503695130469a86272083cf14f569dabe95789d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2d27b69a778dccc1cb9a4a80135a7d8e5bb8245731280d90d70bbbfad48479c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a2d27b69a778dccc1cb9a4a80135a7d8e5bb8245731280d90d70bbbfad48479c", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling token_deque v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "a2d27b69a778dccc1cb9a4a80135a7d8e5bb8245731280d90d70bbbfad48479c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2d27b69a778dccc1cb9a4a80135a7d8e5bb8245731280d90d70bbbfad48479c", kill_on_drop: false }`
[INFO] [stdout] a2d27b69a778dccc1cb9a4a80135a7d8e5bb8245731280d90d70bbbfad48479c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 846f953d5f0d4a27558d03368f4f471d0d342a36c04dd6f1ef9c9fb7ee63b7cd
[INFO] running `Command { std: "docker" "start" "-a" "846f953d5f0d4a27558d03368f4f471d0d342a36c04dd6f1ef9c9fb7ee63b7cd", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling proptest v0.9.6
[INFO] [stderr]    Compiling token_deque v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.87s
[INFO] running `Command { std: "docker" "inspect" "846f953d5f0d4a27558d03368f4f471d0d342a36c04dd6f1ef9c9fb7ee63b7cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "846f953d5f0d4a27558d03368f4f471d0d342a36c04dd6f1ef9c9fb7ee63b7cd", kill_on_drop: false }`
[INFO] [stdout] 846f953d5f0d4a27558d03368f4f471d0d342a36c04dd6f1ef9c9fb7ee63b7cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 91daa3fd1befef30beb31732868e6fe418b39140b4b64ed46c3e5097a6d2b1e3
[INFO] running `Command { std: "docker" "start" "-a" "91daa3fd1befef30beb31732868e6fe418b39140b4b64ed46c3e5097a6d2b1e3", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 20 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/token_deque-0b375f657ce94c83)
[INFO] [stdout] test deque::test::counts_work_as_expected ... ok
[INFO] [stdout] test deque::test::debug_string ... ok
[INFO] [stdout] test deque::test::generation_protects_against_getting_wrong_item ... ok
[INFO] [stdout] test deque::test::push_back_works ... ok
[INFO] [stdout] test deque::test::push_get_works ... ok
[INFO] [stdout] test deque::test::push_remove_works ... ok
[INFO] [stdout] test deque::test::can_be_created_from_iterator ... ok
[INFO] [stdout] test deque::test::reserve_increases_capacity ... ok
[INFO] [stdout] test deque::test::with_capacity_preallocates_free_list ... ok
[INFO] [stdout] test iterators::test::filter_can_find_items ... ok
[INFO] [stdout] test iterators::test::drains_find_everything_and_leave_slots_free ... ok
[INFO] [stdout] test deque::test::push_remove_back_get_is_none ... ok
[INFO] [stdout] test iterators::test::iterator_filter_can_find_duplicates ... ok
[INFO] [stdout] test deque::test::get_front_mut_allows_front_to_change_value ... ok
[INFO] [stdout] test deque::test::empty_list ... ok
[INFO] [stdout] test iterators::test::iters_finds_everything ... ok
[INFO] [stdout] test deque::test::get_mut_allows_values_to_be_replaced ... ok
[INFO] [stdout] test deque::test::get_back_mut_allows_back_to_change_value ... ok
[INFO] [stderr]      Running tests/proptest.rs (/opt/rustwide/target/debug/deps/proptest-c6dfb1a536bd4326)
[INFO] [stdout] test deque::test::default_works ... ok
[INFO] [stdout] test deque::test::push_remove_front_get_is_none ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test random_interleaved_push_and_pop ... ok
[INFO] [stdout] test random_push_and_pop ... ok
[INFO] [stderr]    Doc-tests token_deque
[INFO] [stdout] test random_remove ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::new (line 57) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::capacity (line 118) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::get_mut (line 471) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::iter_back (line 562) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::get (line 444) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::len_freelist (line 170) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::get_front (line 323) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::get_back (line 377) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::get (line 433) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::get_front_mut (line 349) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::get_back_mut (line 403) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::drain_back (line 583) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::len (line 132) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::is_empty (line 152) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::iter_front (line 520) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::drain_front (line 541) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::pop_back (line 299) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::push_back (line 235) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::pop_front (line 275) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::with_capacity (line 71) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::reserve (line 103) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::remove (line 497) ... ok
[INFO] [stdout] test src/deque.rs - deque::Deque<T>::push_front (line 194) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "91daa3fd1befef30beb31732868e6fe418b39140b4b64ed46c3e5097a6d2b1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91daa3fd1befef30beb31732868e6fe418b39140b4b64ed46c3e5097a6d2b1e3", kill_on_drop: false }`
[INFO] [stdout] 91daa3fd1befef30beb31732868e6fe418b39140b4b64ed46c3e5097a6d2b1e3