[INFO] fetching crate wg 0.2.1...
[INFO] testing wg-0.2.1 against master#0e21a27075a8c508f00d1a4430497f17ce93d5c9 for pr-98839
[INFO] extracting crate wg 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate wg 0.2.1 on toolchain 0e21a27075a8c508f00d1a4430497f17ce93d5c9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a3a9e56994ff9292d58c151fe9ea93d044a74e87778f028534fa3e18a910006
[INFO] running `Command { std: "docker" "start" "-a" "7a3a9e56994ff9292d58c151fe9ea93d044a74e87778f028534fa3e18a910006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a3a9e56994ff9292d58c151fe9ea93d044a74e87778f028534fa3e18a910006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a3a9e56994ff9292d58c151fe9ea93d044a74e87778f028534fa3e18a910006", kill_on_drop: false }`
[INFO] [stdout] 7a3a9e56994ff9292d58c151fe9ea93d044a74e87778f028534fa3e18a910006
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c0669974fcbe7d07f700e74b9691fcc41863b69fdce1a39bcf71a9982621194
[INFO] running `Command { std: "docker" "start" "-a" "4c0669974fcbe7d07f700e74b9691fcc41863b69fdce1a39bcf71a9982621194", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling wg v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "4c0669974fcbe7d07f700e74b9691fcc41863b69fdce1a39bcf71a9982621194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c0669974fcbe7d07f700e74b9691fcc41863b69fdce1a39bcf71a9982621194", kill_on_drop: false }`
[INFO] [stdout] 4c0669974fcbe7d07f700e74b9691fcc41863b69fdce1a39bcf71a9982621194
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90d23c4af8934347c708b8a34f25e06cfa2ea3b9fd7849758240c89c02d30316
[INFO] running `Command { std: "docker" "start" "-a" "90d23c4af8934347c708b8a34f25e06cfa2ea3b9fd7849758240c89c02d30316", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling tokio v1.19.2
[INFO] [stderr]    Compiling wg v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.16s
[INFO] running `Command { std: "docker" "inspect" "90d23c4af8934347c708b8a34f25e06cfa2ea3b9fd7849758240c89c02d30316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90d23c4af8934347c708b8a34f25e06cfa2ea3b9fd7849758240c89c02d30316", kill_on_drop: false }`
[INFO] [stdout] 90d23c4af8934347c708b8a34f25e06cfa2ea3b9fd7849758240c89c02d30316
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9b2a42e74c073e98f7d52f1439093b5bc751ba5790a458159f6ae9fa45c34edc
[INFO] running `Command { std: "docker" "start" "-a" "9b2a42e74c073e98f7d52f1439093b5bc751ba5790a458159f6ae9fa45c34edc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wg-e27408e5652d3eac)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test::test_clone_and_fmt ... ok
[INFO] [stdout] test test::test_async_waitings ... ok
[INFO] [stdout] test test::test_async_wait_group_nested ... ok
[INFO] [stdout] test test::test_waitings ... 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_reuse ... ok
[INFO] [stdout] test test::test_sync_wait_group ... ok
[INFO] [stdout] test test::test_async_wait_group ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wg
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[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::wait (line 349) ... ok
[INFO] [stdout] test src/lib.rs - WaitGroup::done (line 300) ... ok
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] test src/lib.rs - WaitGroup (line 173) ... ok
[INFO] [stdout] test src/lib.rs - AsyncWaitGroup::done (line 519) ... ok
[INFO] [stdout] test src/lib.rs - AsyncWaitGroup::wait (line 568) ... ok
[INFO] [stdout] test src/lib.rs - (line 79) has been running for over 60 seconds
[INFO] [stdout] test src/lib.rs - AsyncWaitGroup (line 405) has been running for over 60 seconds
[INFO] [stdout] test src/lib.rs - AsyncWaitGroup::add (line 486) has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "9b2a42e74c073e98f7d52f1439093b5bc751ba5790a458159f6ae9fa45c34edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b2a42e74c073e98f7d52f1439093b5bc751ba5790a458159f6ae9fa45c34edc", kill_on_drop: false }`
[INFO] [stdout] 9b2a42e74c073e98f7d52f1439093b5bc751ba5790a458159f6ae9fa45c34edc