[INFO] fetching crate spin 0.9.2...
[INFO] testing spin-0.9.2 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate spin 0.9.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate spin 0.9.2 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spin 0.9.2
[INFO] finished tweaking crates.io crate spin 0.9.2
[INFO] tweaked toml for crates.io crate spin 0.9.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate spin 0.9.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 82fcf5d62918ea82fc5eeb0937ac58546fadf4f84b4100f43206ded155c168ae
[INFO] running `Command { std: "docker" "start" "-a" "82fcf5d62918ea82fc5eeb0937ac58546fadf4f84b4100f43206ded155c168ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82fcf5d62918ea82fc5eeb0937ac58546fadf4f84b4100f43206ded155c168ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82fcf5d62918ea82fc5eeb0937ac58546fadf4f84b4100f43206ded155c168ae", kill_on_drop: false }`
[INFO] [stdout] 82fcf5d62918ea82fc5eeb0937ac58546fadf4f84b4100f43206ded155c168ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5ae5ec284bb3ad8221eb24b08fba21214b8d92a676b40812ae39ae14235d6cb
[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" "b5ae5ec284bb3ad8221eb24b08fba21214b8d92a676b40812ae39ae14235d6cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling spin v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "b5ae5ec284bb3ad8221eb24b08fba21214b8d92a676b40812ae39ae14235d6cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5ae5ec284bb3ad8221eb24b08fba21214b8d92a676b40812ae39ae14235d6cb", kill_on_drop: false }`
[INFO] [stdout] b5ae5ec284bb3ad8221eb24b08fba21214b8d92a676b40812ae39ae14235d6cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c4073c96b92bcf09834afafe50fd537ed31467c9287a7d7c3de648dbc9acecc
[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" "2c4073c96b92bcf09834afafe50fd537ed31467c9287a7d7c3de648dbc9acecc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling spin v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "2c4073c96b92bcf09834afafe50fd537ed31467c9287a7d7c3de648dbc9acecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c4073c96b92bcf09834afafe50fd537ed31467c9287a7d7c3de648dbc9acecc", kill_on_drop: false }`
[INFO] [stdout] 2c4073c96b92bcf09834afafe50fd537ed31467c9287a7d7c3de648dbc9acecc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f850b08ee6d3170aca86faea6be014b8955f59abb92e4b89518a3360206ca4c8
[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" "f850b08ee6d3170aca86faea6be014b8955f59abb92e4b89518a3360206ca4c8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/spin-1b6e01fdd7b881c3)
[INFO] [stdout] running 32 tests
[INFO] [stdout] test mutex::spin::tests::test_mutex_unsized ... ok
[INFO] [stdout] test mutex::spin::tests::test_into_inner ... ok
[INFO] [stdout] test once::tests::poll ... ok
[INFO] [stdout] test mutex::spin::tests::smoke ... ok
[INFO] [stdout] test mutex::spin::tests::try_lock ... ok
[INFO] [stdout] test once::tests::drop_occurs ... ok
[INFO] [stdout] test once::tests::skip_uninit_drop ... ok
[INFO] [stdout] test rwlock::tests::test_force_read_decrement ... ok
[INFO] [stdout] test once::tests::smoke_once ... ok
[INFO] [stdout] test once::tests::smoke_once_value ... ok
[INFO] [stdout] test mutex::spin::tests::test_mutex_arc_nested ... ok
[INFO] [stdout] test rwlock::tests::smoke ... ok
[INFO] [stdout] test mutex::spin::tests::lots_and_lots ... ok
[INFO] [stdout] test mutex::spin::tests::test_mutex_force_lock ... ok
[INFO] [stdout] test rwlock::tests::test_rw_try_read ... ok
[INFO] [stdout] test rwlock::tests::test_rwlock_try_write ... ok
[INFO] [stdout] test mutex::spin::tests::test_into_inner_drop ... ok
[INFO] [stdout] test rwlock::tests::test_force_write_unlock ... ok
[INFO] [stdout] test rwlock::tests::test_rwlock_unsized ... ok
[INFO] [stdout] test once::tests::get ... ok
[INFO] [stdout] test once::tests::get_no_wait ... ok
[INFO] [stdout] test once::tests::init_constant ... ok
[INFO] [stdout] test rwlock::tests::test_into_inner ... ok
[INFO] [stdout] test rwlock::tests::test_into_inner_drop ... ok
[INFO] [stdout] test rwlock::tests::test_upgrade_downgrade ... ok
[INFO] [stdout] test once::tests::wait ... ok
[INFO] [stdout] test once::tests::stampede_once ... ok
[INFO] [stdout] test rwlock::tests::test_rw_arc ... ok
[INFO] [stdout] test rwlock::tests::test_rw_access_in_unwind ... ok
[INFO] [stdout] test once::tests::panic ... ok
[INFO] [stdout] test mutex::spin::tests::test_mutex_arc_access_in_unwind ... ok
[INFO] [stdout] test barrier::tests::test_barrier ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spin
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name spin --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern lock_api_crate=/opt/rustwide/target/debug/deps/liblock_api-b2c8fca8d3722040.rlib --extern spin=/opt/rustwide/target/debug/deps/libspin-7f8cd34001b766e8.rlib -C embed-bitcode=no --cfg 'feature="barrier"' --cfg 'feature="default"' --cfg 'feature="lazy"' --cfg 'feature="lock_api"' --cfg 'feature="lock_api_crate"' --cfg 'feature="mutex"' --cfg 'feature="once"' --cfg 'feature="rwlock"' --cfg 'feature="spin_mutex"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "f850b08ee6d3170aca86faea6be014b8955f59abb92e4b89518a3360206ca4c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f850b08ee6d3170aca86faea6be014b8955f59abb92e4b89518a3360206ca4c8", kill_on_drop: false }`
[INFO] [stdout] f850b08ee6d3170aca86faea6be014b8955f59abb92e4b89518a3360206ca4c8