[INFO] fetching crate uell 0.1.0...
[INFO] testing uell-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate uell 0.1.0 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate uell 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uell 0.1.0
[INFO] finished tweaking crates.io crate uell 0.1.0
[INFO] tweaked toml for crates.io crate uell 0.1.0 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck_macros v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3d319119ea994de7faa48722015b075754ea11711ec65201f2f3620d4c75e73
[INFO] running `Command { std: "docker" "start" "-a" "d3d319119ea994de7faa48722015b075754ea11711ec65201f2f3620d4c75e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3d319119ea994de7faa48722015b075754ea11711ec65201f2f3620d4c75e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3d319119ea994de7faa48722015b075754ea11711ec65201f2f3620d4c75e73", kill_on_drop: false }`
[INFO] [stdout] d3d319119ea994de7faa48722015b075754ea11711ec65201f2f3620d4c75e73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6275890acb245ffd9ab036d735ed62c3dbaef0c804ac462fb4a66e7c5c6b9b8d
[INFO] running `Command { std: "docker" "start" "-a" "6275890acb245ffd9ab036d735ed62c3dbaef0c804ac462fb4a66e7c5c6b9b8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]    Compiling uell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "6275890acb245ffd9ab036d735ed62c3dbaef0c804ac462fb4a66e7c5c6b9b8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6275890acb245ffd9ab036d735ed62c3dbaef0c804ac462fb4a66e7c5c6b9b8d", kill_on_drop: false }`
[INFO] [stdout] 6275890acb245ffd9ab036d735ed62c3dbaef0c804ac462fb4a66e7c5c6b9b8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2ffe8cd3c2cb1854cbc3d1e4174993c6d132386848a56bbcb1b024d58e93f73
[INFO] running `Command { std: "docker" "start" "-a" "b2ffe8cd3c2cb1854cbc3d1e4174993c6d132386848a56bbcb1b024d58e93f73", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]    Compiling uell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.56s
[INFO] running `Command { std: "docker" "inspect" "b2ffe8cd3c2cb1854cbc3d1e4174993c6d132386848a56bbcb1b024d58e93f73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2ffe8cd3c2cb1854cbc3d1e4174993c6d132386848a56bbcb1b024d58e93f73", kill_on_drop: false }`
[INFO] [stdout] b2ffe8cd3c2cb1854cbc3d1e4174993c6d132386848a56bbcb1b024d58e93f73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e9ffc359cf7c32f825f9541416e2ad8f985a17ac64c1737dfa2d52f5ba9bd16
[INFO] running `Command { std: "docker" "start" "-a" "1e9ffc359cf7c32f825f9541416e2ad8f985a17ac64c1737dfa2d52f5ba9bd16", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/uell-229f580bd45c4fa4)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::bigger_push ... ok
[INFO] [stdout] test tests::chunk_iter ... ok
[INFO] [stdout] test tests::bigger_push_into_iter ... ok
[INFO] [stdout] test tests::small_push_into_iter ... ok
[INFO] [stdout] test tests::small_push ... ok
[INFO] [stdout] test tests::qc_simple_push_and_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests uell
[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] running `Command { std: "docker" "inspect" "1e9ffc359cf7c32f825f9541416e2ad8f985a17ac64c1737dfa2d52f5ba9bd16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e9ffc359cf7c32f825f9541416e2ad8f985a17ac64c1737dfa2d52f5ba9bd16", kill_on_drop: false }`
[INFO] [stdout] 1e9ffc359cf7c32f825f9541416e2ad8f985a17ac64c1737dfa2d52f5ba9bd16