[INFO] fetching crate lz4_flex-util 0.1.0...
[INFO] testing lz4_flex-util-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate lz4_flex-util 0.1.0 into /workspace/builds/worker-119/source
[INFO] validating manifest of crates.io crate lz4_flex-util 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 lz4_flex-util 0.1.0
[INFO] finished tweaking crates.io crate lz4_flex-util 0.1.0
[INFO] tweaked toml for crates.io crate lz4_flex-util 0.1.0 written to /workspace/builds/worker-119/source/Cargo.toml
[INFO] crate crates.io crate lz4_flex-util 0.1.0 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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] b7c36608e36c60ec99d5fb22c0dffe751d2d3a4643fae10b0e46aeea162d2e05
[INFO] running `Command { std: "docker" "start" "-a" "b7c36608e36c60ec99d5fb22c0dffe751d2d3a4643fae10b0e46aeea162d2e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7c36608e36c60ec99d5fb22c0dffe751d2d3a4643fae10b0e46aeea162d2e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7c36608e36c60ec99d5fb22c0dffe751d2d3a4643fae10b0e46aeea162d2e05", kill_on_drop: false }`
[INFO] [stdout] b7c36608e36c60ec99d5fb22c0dffe751d2d3a4643fae10b0e46aeea162d2e05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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] 38351f8d3eaacf34de49f5656ab1b77e352265ed908baf5430ca7a0e64952046
[INFO] running `Command { std: "docker" "start" "-a" "38351f8d3eaacf34de49f5656ab1b77e352265ed908baf5430ca7a0e64952046", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling twox-hash v1.6.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling lz4_flex v0.8.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling lz4_flex-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `StdoutLock` that must be used
[INFO] [stdout]    --> src/main.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 m.finish().expect("failed to finish encoding lz4 stream");
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if unused stdout will immediately unlock
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.41s
[INFO] running `Command { std: "docker" "inspect" "38351f8d3eaacf34de49f5656ab1b77e352265ed908baf5430ca7a0e64952046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38351f8d3eaacf34de49f5656ab1b77e352265ed908baf5430ca7a0e64952046", kill_on_drop: false }`
[INFO] [stdout] 38351f8d3eaacf34de49f5656ab1b77e352265ed908baf5430ca7a0e64952046
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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] 053e6a3a1085ea3880c2b6f6bd41409c9d2bc9622f28a4875366137569929972
[INFO] running `Command { std: "docker" "start" "-a" "053e6a3a1085ea3880c2b6f6bd41409c9d2bc9622f28a4875366137569929972", kill_on_drop: false }`
[INFO] [stderr]    Compiling lz4_flex-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `StdoutLock` that must be used
[INFO] [stdout]    --> src/main.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 m.finish().expect("failed to finish encoding lz4 stream");
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if unused stdout will immediately unlock
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "053e6a3a1085ea3880c2b6f6bd41409c9d2bc9622f28a4875366137569929972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "053e6a3a1085ea3880c2b6f6bd41409c9d2bc9622f28a4875366137569929972", kill_on_drop: false }`
[INFO] [stdout] 053e6a3a1085ea3880c2b6f6bd41409c9d2bc9622f28a4875366137569929972
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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] 8863c21f5ee3133d1c053e162599bfa48b3b259669194d9a2876c482d848a2ca
[INFO] running `Command { std: "docker" "start" "-a" "8863c21f5ee3133d1c053e162599bfa48b3b259669194d9a2876c482d848a2ca", kill_on_drop: false }`
[INFO] [stderr] warning: unused `StdoutLock` that must be used
[INFO] [stderr]    --> src/main.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 |                 m.finish().expect("failed to finish encoding lz4 stream");
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if unused stdout will immediately unlock
[INFO] [stderr] 
[INFO] [stderr] warning: `lz4_flex-util` (bin "lz4" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lz4-59aa39c15769feb0)
[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" "8863c21f5ee3133d1c053e162599bfa48b3b259669194d9a2876c482d848a2ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8863c21f5ee3133d1c053e162599bfa48b3b259669194d9a2876c482d848a2ca", kill_on_drop: false }`
[INFO] [stdout] 8863c21f5ee3133d1c053e162599bfa48b3b259669194d9a2876c482d848a2ca