[INFO] cloning repository https://github.com/SimonImbrogno/spool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SimonImbrogno/spool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonImbrogno%2Fspool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonImbrogno%2Fspool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 722ca4576d11632f50a5cf5d213ce84c29bce1de
[INFO] testing SimonImbrogno/spool against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonImbrogno%2Fspool" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SimonImbrogno/spool on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SimonImbrogno/spool
[INFO] finished tweaking git repo https://github.com/SimonImbrogno/spool
[INFO] tweaked toml for git repo https://github.com/SimonImbrogno/spool written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/SimonImbrogno/spool already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", 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] 6037d5301b634cb6fac3a0693e18bfb6edde27f55265a23184086b46350feaa4
[INFO] running `Command { std: "docker" "start" "-a" "6037d5301b634cb6fac3a0693e18bfb6edde27f55265a23184086b46350feaa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6037d5301b634cb6fac3a0693e18bfb6edde27f55265a23184086b46350feaa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6037d5301b634cb6fac3a0693e18bfb6edde27f55265a23184086b46350feaa4", kill_on_drop: false }`
[INFO] [stdout] 6037d5301b634cb6fac3a0693e18bfb6edde27f55265a23184086b46350feaa4
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2688bad261005c055a2601693ec04101b4af4eab6a5f8f99258ec19da75f2ff0
[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" "2688bad261005c055a2601693ec04101b4af4eab6a5f8f99258ec19da75f2ff0", kill_on_drop: false }`
[INFO] [stderr]    Compiling spool v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "2688bad261005c055a2601693ec04101b4af4eab6a5f8f99258ec19da75f2ff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2688bad261005c055a2601693ec04101b4af4eab6a5f8f99258ec19da75f2ff0", kill_on_drop: false }`
[INFO] [stdout] 2688bad261005c055a2601693ec04101b4af4eab6a5f8f99258ec19da75f2ff0
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 61e2e5945f4c59d1aa6aeca11411461d56495c4c42aa777e0668618c2b2675fa
[INFO] running `Command { std: "docker" "start" "-a" "61e2e5945f4c59d1aa6aeca11411461d56495c4c42aa777e0668618c2b2675fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling spool v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "61e2e5945f4c59d1aa6aeca11411461d56495c4c42aa777e0668618c2b2675fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61e2e5945f4c59d1aa6aeca11411461d56495c4c42aa777e0668618c2b2675fa", kill_on_drop: false }`
[INFO] [stdout] 61e2e5945f4c59d1aa6aeca11411461d56495c4c42aa777e0668618c2b2675fa
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 97ce66e0d198a3f8c051233a1450ca056b7af24436fc92b02de575080891d66e
[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" "97ce66e0d198a3f8c051233a1450ca056b7af24436fc92b02de575080891d66e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] running 34 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/spool-7173f2be4bfd890e)
[INFO] [stdout] test pool::tests::object_pool::clear::replaces_all_items_with_none_and_clears_free_queue_and_resets_next ... ok
[INFO] [stdout] test pool::tests::object_pool::insert::correctly_updates_pool_state ... ok
[INFO] [stdout] test pool::tests::object_pool::insert::returns_valid_key_pointing_to_expected_data ... ok
[INFO] [stdout] test pool::tests::object_pool::delete::returns_none_if_generation_mismatch ... ok
[INFO] [stdout] test pool::tests::object_pool::delete::returns_none_if_data_is_none ... ok
[INFO] [stdout] test pool::tests::object_pool::get::returns_some_reference_to_entry_specified ... ok
[INFO] [stdout] test pool::tests::object_pool::delete::does_nothing_if_key_has_invalid_index ... ok
[INFO] [stdout] test pool::tests::object_pool::get::returns_none_if_key_has_invalid_index ... ok
[INFO] [stdout] test pool::tests::object_pool::delete::replaces_item_with_none_and_pushes_index_to_free ... ok
[INFO] [stdout] test pool::tests::object_pool::get::returns_none_if_generation_mismatch ... ok
[INFO] [stdout] test pool::tests::object_pool::iter::returns_an_empty_iterator_from_empty_pool ... ok
[INFO] [stdout] test pool::tests::object_pool::iter::returns_an_iterator_correctly_skipping_none_elements ... ok
[INFO] [stdout] test pool::tests::object_pool::get_mut::returns_some_reference_to_entry_specified ... ok
[INFO] [stdout] test pool::tests::object_pool::get_mut::returns_none_if_key_has_invalid_index ... ok
[INFO] [stdout] test pool::tests::object_pool::iter::returns_an_iterator_to_all_contained_elements ... ok
[INFO] [stdout] test pool::tests::object_pool::iter_mut::returns_an_empty_iterator_from_empty_pool ... ok
[INFO] [stdout] test pool::tests::object_pool::new::correctly_initializes_a_pool ... ok
[INFO] [stdout] test pool::tests::object_pool::take::replaces_item_with_none_and_pushes_index_to_free ... ok
[INFO] [stdout] test pool::tests::object_pool::take::returns_none_if_data_is_none ... ok
[INFO] [stdout] test pool::tests::object_pool::take::returns_none_if_generation_mismatch ... ok
[INFO] [stdout] test pool::tests::object_pool::get_mut::returns_none_if_generation_mismatch ... ok
[INFO] [stdout] test pool::tests::pool_item::get_mut::returns_some_if_not_empty ... ok
[INFO] [stdout] test pool::tests::pool_item::set::increments_generation ... ok
[INFO] [stdout] test pool::tests::pool_item::get_mut::returns_none_if_empty ... ok
[INFO] [stdout] test pool::tests::object_pool::iter_mut::returns_an_iterator_correctly_skipping_none_elements ... ok
[INFO] [stdout] test pool::tests::pool_item::default::default_makes_sense ... ok
[INFO] [stdout] test pool::tests::pool_item::get::returns_none_if_empty ... ok
[INFO] [stdout] test pool::tests::pool_item::get::returns_some_if_not_empty ... ok
[INFO] [stdout] test pool::tests::object_pool::iter_mut::returns_an_iterator_to_all_contained_elements ... ok
[INFO] [stdout] test pool::tests::pool_item::clear::sets_contents_to_none_without_advancing_generation ... ok
[INFO] [stdout] test pool::tests::object_pool::get::returns_none_if_data_is_none ... ok
[INFO] [stdout] test pool::tests::object_pool::get_mut::returns_none_if_data_is_none ... ok
[INFO] [stdout] test pool::tests::object_pool::take::returns_none_if_key_has_invalid_index ... ok
[INFO] [stdout] test pool::tests::object_pool::insert::should_panic_if_full - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spool
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/pool.rs - pool::ObjectPool<T>::new (line 143) ... ok
[INFO] [stdout] test src/pool.rs - pool::ObjectPool<T>::delete (line 326) ... ok
[INFO] [stdout] test src/pool.rs - pool::ObjectPool<T>::insert (line 189) ... ok
[INFO] [stdout] test src/pool.rs - pool::ObjectPool<T>::take (line 292) ... ok
[INFO] [stdout] test src/pool.rs - pool::ObjectPool<T>::capacity (line 169) ... ok
[INFO] [stdout] test src/pool.rs - pool::ObjectPool<T>::get_mut (line 261) ... ok
[INFO] [stdout] test src/pool.rs - pool::ObjectPool<T>::get (line 232) ... ok
[INFO] [stdout] test src/pool.rs - pool::ObjectPool (line 90) ... ok
[INFO] [stdout] test src/pool.rs - pool::ObjectPool<T>::clear (line 356) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "97ce66e0d198a3f8c051233a1450ca056b7af24436fc92b02de575080891d66e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97ce66e0d198a3f8c051233a1450ca056b7af24436fc92b02de575080891d66e", kill_on_drop: false }`
[INFO] [stdout] 97ce66e0d198a3f8c051233a1450ca056b7af24436fc92b02de575080891d66e