[INFO] fetching crate quick_sort 0.2.1...
[INFO] testing quick_sort-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate quick_sort 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate quick_sort 0.2.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quick_sort 0.2.1
[INFO] finished tweaking crates.io crate quick_sort 0.2.1
[INFO] tweaked toml for crates.io crate quick_sort 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 387fd59a75abc69a35a114c758eff2931e2de15576c610b3ec47213e58039e0d
[INFO] running `Command { std: "docker" "start" "-a" "387fd59a75abc69a35a114c758eff2931e2de15576c610b3ec47213e58039e0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "387fd59a75abc69a35a114c758eff2931e2de15576c610b3ec47213e58039e0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "387fd59a75abc69a35a114c758eff2931e2de15576c610b3ec47213e58039e0d", kill_on_drop: false }`
[INFO] [stdout] 387fd59a75abc69a35a114c758eff2931e2de15576c610b3ec47213e58039e0d
[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=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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e1dc6524618321937b1231693700ffb9d6a522188f71be44fbc4ee28e31fae0
[INFO] running `Command { std: "docker" "start" "-a" "3e1dc6524618321937b1231693700ffb9d6a522188f71be44fbc4ee28e31fae0", kill_on_drop: false }`
[INFO] [stderr]    Compiling quick_sort v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "3e1dc6524618321937b1231693700ffb9d6a522188f71be44fbc4ee28e31fae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e1dc6524618321937b1231693700ffb9d6a522188f71be44fbc4ee28e31fae0", kill_on_drop: false }`
[INFO] [stdout] 3e1dc6524618321937b1231693700ffb9d6a522188f71be44fbc4ee28e31fae0
[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=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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2641ae5705087173074a802860779736338ea2ec9af2834708651773b8b21def
[INFO] running `Command { std: "docker" "start" "-a" "2641ae5705087173074a802860779736338ea2ec9af2834708651773b8b21def", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling quick_sort v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "2641ae5705087173074a802860779736338ea2ec9af2834708651773b8b21def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2641ae5705087173074a802860779736338ea2ec9af2834708651773b8b21def", kill_on_drop: false }`
[INFO] [stdout] 2641ae5705087173074a802860779736338ea2ec9af2834708651773b8b21def
[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=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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f4fa10744702c9241ce30bffbad50d82ea087e55042bf0d034c8cebb966324f
[INFO] running `Command { std: "docker" "start" "-a" "2f4fa10744702c9241ce30bffbad50d82ea087e55042bf0d034c8cebb966324f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/quick_sort-c27fd9eedefeee9b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::test_random_sequece_default_order ... ok
[INFO] [stderr]    Doc-tests quick_sort
[INFO] [stdout] test test::test_random_sequence_custom_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - sort_by (line 23) ... ok
[INFO] [stdout] test src/lib.rs - Ordering (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f4fa10744702c9241ce30bffbad50d82ea087e55042bf0d034c8cebb966324f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f4fa10744702c9241ce30bffbad50d82ea087e55042bf0d034c8cebb966324f", kill_on_drop: false }`
[INFO] [stdout] 2f4fa10744702c9241ce30bffbad50d82ea087e55042bf0d034c8cebb966324f