[INFO] fetching crate breadthread 0.1.3...
[INFO] testing breadthread-0.1.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate breadthread 0.1.3 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate breadthread 0.1.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate breadthread 0.1.3
[INFO] finished tweaking crates.io crate breadthread 0.1.3
[INFO] tweaked toml for crates.io crate breadthread 0.1.3 written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d342000bcf823746362378c09101a855e44e3011456e70913be752bb9470fca1
[INFO] running `Command { std: "docker" "start" "-a" "d342000bcf823746362378c09101a855e44e3011456e70913be752bb9470fca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d342000bcf823746362378c09101a855e44e3011456e70913be752bb9470fca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d342000bcf823746362378c09101a855e44e3011456e70913be752bb9470fca1", kill_on_drop: false }`
[INFO] [stdout] d342000bcf823746362378c09101a855e44e3011456e70913be752bb9470fca1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 942dfc9ccce28545f838249e1f4d629647d6480f5ecd7d4b3de6bd506814794f
[INFO] running `Command { std: "docker" "start" "-a" "942dfc9ccce28545f838249e1f4d629647d6480f5ecd7d4b3de6bd506814794f", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling thread-safe v0.1.2
[INFO] [stderr]    Compiling orphan-crippler v0.1.5
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling flume v0.10.9
[INFO] [stderr]    Compiling breadthread v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.23s
[INFO] running `Command { std: "docker" "inspect" "942dfc9ccce28545f838249e1f4d629647d6480f5ecd7d4b3de6bd506814794f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "942dfc9ccce28545f838249e1f4d629647d6480f5ecd7d4b3de6bd506814794f", kill_on_drop: false }`
[INFO] [stdout] 942dfc9ccce28545f838249e1f4d629647d6480f5ecd7d4b3de6bd506814794f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a25c3c86e64e73456c7ee34d7d42ccbfab360f781a91b949eea91f8a41067b9
[INFO] running `Command { std: "docker" "start" "-a" "2a25c3c86e64e73456c7ee34d7d42ccbfab360f781a91b949eea91f8a41067b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling breadthread v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "2a25c3c86e64e73456c7ee34d7d42ccbfab360f781a91b949eea91f8a41067b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a25c3c86e64e73456c7ee34d7d42ccbfab360f781a91b949eea91f8a41067b9", kill_on_drop: false }`
[INFO] [stdout] 2a25c3c86e64e73456c7ee34d7d42ccbfab360f781a91b949eea91f8a41067b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f2390fa3c0907883301044d6f128f2a94b943dafcb22f981e86ce5c2e1f9686
[INFO] running `Command { std: "docker" "start" "-a" "5f2390fa3c0907883301044d6f128f2a94b943dafcb22f981e86ce5c2e1f9686", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/breadthread-15fcc403161de4ee)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests breadthread
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/key.rs - key::key_type (line 144) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5f2390fa3c0907883301044d6f128f2a94b943dafcb22f981e86ce5c2e1f9686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f2390fa3c0907883301044d6f128f2a94b943dafcb22f981e86ce5c2e1f9686", kill_on_drop: false }`
[INFO] [stdout] 5f2390fa3c0907883301044d6f128f2a94b943dafcb22f981e86ce5c2e1f9686