[INFO] fetching crate wg 0.2.1...
[INFO] testing wg-0.2.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate wg 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate wg 0.2.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wg 0.2.1
[INFO] finished tweaking crates.io crate wg 0.2.1
[INFO] tweaked toml for crates.io crate wg 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 26a829f48221f4829351e25dd5b9be47c65af149bf1cf772b6b554142f36a482
[INFO] running `Command { std: "docker" "start" "-a" "26a829f48221f4829351e25dd5b9be47c65af149bf1cf772b6b554142f36a482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26a829f48221f4829351e25dd5b9be47c65af149bf1cf772b6b554142f36a482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a829f48221f4829351e25dd5b9be47c65af149bf1cf772b6b554142f36a482", kill_on_drop: false }`
[INFO] [stdout] 26a829f48221f4829351e25dd5b9be47c65af149bf1cf772b6b554142f36a482
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] 30d5b5ad2746ad873deacc7f4b6889cdb3a6e049eb42684fd61403eb5c64cb01
[INFO] running `Command { std: "docker" "start" "-a" "30d5b5ad2746ad873deacc7f4b6889cdb3a6e049eb42684fd61403eb5c64cb01", kill_on_drop: false }`
[INFO] [stderr]    Compiling wg v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "30d5b5ad2746ad873deacc7f4b6889cdb3a6e049eb42684fd61403eb5c64cb01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30d5b5ad2746ad873deacc7f4b6889cdb3a6e049eb42684fd61403eb5c64cb01", kill_on_drop: false }`
[INFO] [stdout] 30d5b5ad2746ad873deacc7f4b6889cdb3a6e049eb42684fd61403eb5c64cb01
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90b800bf13778bae47d249398db805b29c8ec4480c5ffa5e207260954fe4df3b
[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" "90b800bf13778bae47d249398db805b29c8ec4480c5ffa5e207260954fe4df3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling wg v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.08s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/wg-e83795d7d171b483)
[INFO] running `Command { std: "docker" "inspect" "90b800bf13778bae47d249398db805b29c8ec4480c5ffa5e207260954fe4df3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90b800bf13778bae47d249398db805b29c8ec4480c5ffa5e207260954fe4df3b", kill_on_drop: false }`
[INFO] [stdout] 90b800bf13778bae47d249398db805b29c8ec4480c5ffa5e207260954fe4df3b
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 971f0d1560946f941a86449d6676008a7d307cb71efd16889ffe7b1d3fe48269
[INFO] running `Command { std: "docker" "start" "-a" "971f0d1560946f941a86449d6676008a7d307cb71efd16889ffe7b1d3fe48269", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wg-e83795d7d171b483)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test::test_async_wait_group_nested ... ok
[INFO] [stdout] test test::test_async_waitings ... ok
[INFO] [stdout] test test::test_clone_and_fmt ... ok
[INFO] [stdout] test test::test_waitings ... ok
[INFO] [stdout] test test::test_async_wait_group_reuse ... ok
[INFO] [stdout] test test::test_sync_wait_group_nested ... ok
[INFO] [stdout] test test::test_sync_wait_group_reuse ... ok
[INFO] [stdout] test test::test_async_wait_group ... ok
[INFO] [stdout] test test::test_sync_wait_group ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wg
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - WaitGroup::wait (line 349) ... ok
[INFO] [stdout] test src/lib.rs - WaitGroup::new (line 243) ... ok
[INFO] [stdout] test src/lib.rs - WaitGroup::add (line 263) ... ok
[INFO] [stdout] test src/lib.rs - WaitGroup::done (line 300) ... ok
[INFO] [stdout] test src/lib.rs - WaitGroup (line 173) ... ok
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] test src/lib.rs - AsyncWaitGroup::wait (line 568) ... ok
[INFO] [stdout] test src/lib.rs - AsyncWaitGroup::done (line 519) ... ok
[INFO] [stdout] test src/lib.rs - AsyncWaitGroup::add (line 486) ... ok
[INFO] [stdout] test src/lib.rs - (line 79) ... ok
[INFO] [stdout] test src/lib.rs - AsyncWaitGroup (line 405) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "971f0d1560946f941a86449d6676008a7d307cb71efd16889ffe7b1d3fe48269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "971f0d1560946f941a86449d6676008a7d307cb71efd16889ffe7b1d3fe48269", kill_on_drop: false }`
[INFO] [stdout] 971f0d1560946f941a86449d6676008a7d307cb71efd16889ffe7b1d3fe48269