[INFO] fetching crate awaitgroup 0.6.0...
[INFO] testing awaitgroup-0.6.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate awaitgroup 0.6.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate awaitgroup 0.6.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate awaitgroup 0.6.0
[INFO] finished tweaking crates.io crate awaitgroup 0.6.0
[INFO] tweaked toml for crates.io crate awaitgroup 0.6.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d619306a7a2492512747f7e4c908d1e98eb7956429666a42ce13a8306ca9998e
[INFO] running `Command { std: "docker" "start" "-a" "d619306a7a2492512747f7e4c908d1e98eb7956429666a42ce13a8306ca9998e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d619306a7a2492512747f7e4c908d1e98eb7956429666a42ce13a8306ca9998e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d619306a7a2492512747f7e4c908d1e98eb7956429666a42ce13a8306ca9998e", kill_on_drop: false }`
[INFO] [stdout] d619306a7a2492512747f7e4c908d1e98eb7956429666a42ce13a8306ca9998e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c94b8e8f9dd792bf4e607670cbff781606578d9c3ac1336f2b2b1aa50399d55e
[INFO] running `Command { std: "docker" "start" "-a" "c94b8e8f9dd792bf4e607670cbff781606578d9c3ac1336f2b2b1aa50399d55e", kill_on_drop: false }`
[INFO] [stderr]    Compiling awaitgroup v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "c94b8e8f9dd792bf4e607670cbff781606578d9c3ac1336f2b2b1aa50399d55e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c94b8e8f9dd792bf4e607670cbff781606578d9c3ac1336f2b2b1aa50399d55e", kill_on_drop: false }`
[INFO] [stdout] c94b8e8f9dd792bf4e607670cbff781606578d9c3ac1336f2b2b1aa50399d55e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 316545e8784d8f1ded842523bde15163bfadfa747024a5784adba4d5c902f3e9
[INFO] running `Command { std: "docker" "start" "-a" "316545e8784d8f1ded842523bde15163bfadfa747024a5784adba4d5c902f3e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling awaitgroup v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.76s
[INFO] running `Command { std: "docker" "inspect" "316545e8784d8f1ded842523bde15163bfadfa747024a5784adba4d5c902f3e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "316545e8784d8f1ded842523bde15163bfadfa747024a5784adba4d5c902f3e9", kill_on_drop: false }`
[INFO] [stdout] 316545e8784d8f1ded842523bde15163bfadfa747024a5784adba4d5c902f3e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4741ce69de77883a552294c612195b3ddaa3e44a9d7fab04e7304cee61ad6a5a
[INFO] running `Command { std: "docker" "start" "-a" "4741ce69de77883a552294c612195b3ddaa3e44a9d7fab04e7304cee61ad6a5a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/awaitgroup-5492a19760f5140c)
[INFO] [stdout] test tests::test_worker_clone ... ok
[INFO] [stderr]    Doc-tests awaitgroup
[INFO] [stdout] test tests::test_wait_group ... ok
[INFO] [stdout] test tests::test_wait_group_reuse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.94s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4741ce69de77883a552294c612195b3ddaa3e44a9d7fab04e7304cee61ad6a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4741ce69de77883a552294c612195b3ddaa3e44a9d7fab04e7304cee61ad6a5a", kill_on_drop: false }`
[INFO] [stdout] 4741ce69de77883a552294c612195b3ddaa3e44a9d7fab04e7304cee61ad6a5a