[INFO] fetching crate async-rwlock 1.3.0...
[INFO] testing async-rwlock-1.3.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate async-rwlock 1.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate async-rwlock 1.3.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-rwlock 1.3.0
[INFO] finished tweaking crates.io crate async-rwlock 1.3.0
[INFO] tweaked toml for crates.io crate async-rwlock 1.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a354a3e008f7c4fcf0fa3b797b3a597337cdb6750ddc17c992d9f0c2537cc6f3
[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" "a354a3e008f7c4fcf0fa3b797b3a597337cdb6750ddc17c992d9f0c2537cc6f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a354a3e008f7c4fcf0fa3b797b3a597337cdb6750ddc17c992d9f0c2537cc6f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a354a3e008f7c4fcf0fa3b797b3a597337cdb6750ddc17c992d9f0c2537cc6f3", kill_on_drop: false }`
[INFO] [stdout] a354a3e008f7c4fcf0fa3b797b3a597337cdb6750ddc17c992d9f0c2537cc6f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39e23b41478e0ebdc9c6e7cd26fd593dcb081a0a31a26fbc03efe632c6001614
[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" "39e23b41478e0ebdc9c6e7cd26fd593dcb081a0a31a26fbc03efe632c6001614", kill_on_drop: false }`
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-rwlock v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "39e23b41478e0ebdc9c6e7cd26fd593dcb081a0a31a26fbc03efe632c6001614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39e23b41478e0ebdc9c6e7cd26fd593dcb081a0a31a26fbc03efe632c6001614", kill_on_drop: false }`
[INFO] [stdout] 39e23b41478e0ebdc9c6e7cd26fd593dcb081a0a31a26fbc03efe632c6001614
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55965fffb4375adfa17f329f272c393648d512b8046897f7a3ce02346aa73961
[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" "55965fffb4375adfa17f329f272c393648d512b8046897f7a3ce02346aa73961", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling futures-lite v1.11.2
[INFO] [stderr]    Compiling async-rwlock v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.82s
[INFO] running `Command { std: "docker" "inspect" "55965fffb4375adfa17f329f272c393648d512b8046897f7a3ce02346aa73961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55965fffb4375adfa17f329f272c393648d512b8046897f7a3ce02346aa73961", kill_on_drop: false }`
[INFO] [stdout] 55965fffb4375adfa17f329f272c393648d512b8046897f7a3ce02346aa73961
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 87191fd274671db8f6c56393de84ff3d4c256ceb8ff077b91e57c0ef26eb6a8b
[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" "87191fd274671db8f6c56393de84ff3d4c256ceb8ff077b91e57c0ef26eb6a8b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/async_rwlock-9b3a3405d06d1229
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/std-70e67ab02adcef98
[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] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test get_mut ... ok
[INFO] [stdout] test into_inner_and_drop ... ok
[INFO] [stdout] test into_inner ... ok
[INFO] [stdout] test try_write ... ok
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] test contention ... ok
[INFO] [stdout] test writer_and_readers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/upgradable-56b775ddbb00356b
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test not_upgrade ... ok
[INFO] [stdout] test upgrade ... ok
[INFO] [stdout] test upgradable_with_concurrent_writer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async-rwlock
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/lib.rs - RwLockWriteGuard::downgrade_to_upgradable (line 706) ... ok
[INFO] [stdout] test src/lib.rs - RwLock<T>::new (line 99) ... ok
[INFO] [stdout] test src/lib.rs - RwLock (line 49) ... ok
[INFO] [stdout] test src/lib.rs - RwLock<T>::into_inner (line 118) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - RwLockUpgradableReadGuard::try_upgrade (line 552) ... ok
[INFO] [stdout] test src/lib.rs - RwLock<T>::try_write (line 354) ... ok
[INFO] [stdout] test src/lib.rs - RwLockWriteGuard::downgrade (line 672) ... ok
[INFO] [stdout] test src/lib.rs - RwLockUpgradableReadGuard::upgrade (line 587) ... ok
[INFO] [stdout] test src/lib.rs - RwLock<T>::get_mut (line 423) ... ok
[INFO] [stdout] test src/lib.rs - RwLockUpgradableReadGuard::downgrade (line 523) ... ok
[INFO] [stdout] test src/lib.rs - RwLock<T>::read (line 186) ... ok
[INFO] [stdout] test src/lib.rs - RwLock<T>::upgradable_read (line 303) ... ok
[INFO] [stdout] test src/lib.rs - RwLock<T>::try_upgradable_read (line 247) ... ok
[INFO] [stdout] test src/lib.rs - RwLock<T>::write (line 383) ... ok
[INFO] [stdout] test src/lib.rs - RwLock<T>::try_read (line 137) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "87191fd274671db8f6c56393de84ff3d4c256ceb8ff077b91e57c0ef26eb6a8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87191fd274671db8f6c56393de84ff3d4c256ceb8ff077b91e57c0ef26eb6a8b", kill_on_drop: false }`
[INFO] [stdout] 87191fd274671db8f6c56393de84ff3d4c256ceb8ff077b91e57c0ef26eb6a8b