[INFO] fetching crate detect-compression 0.1.2...
[INFO] testing detect-compression-0.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate detect-compression 0.1.2 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate detect-compression 0.1.2 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 detect-compression 0.1.2
[INFO] finished tweaking crates.io crate detect-compression 0.1.2
[INFO] tweaked toml for crates.io crate detect-compression 0.1.2 written to /workspace/builds/worker-108/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] [stderr]     Blocking waiting for file lock on package cache
[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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 57d735f9a9235a042e111b25414b6d8bdf364662915b5a31925778ab8cb9e1d8
[INFO] running `Command { std: "docker" "start" "-a" "57d735f9a9235a042e111b25414b6d8bdf364662915b5a31925778ab8cb9e1d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57d735f9a9235a042e111b25414b6d8bdf364662915b5a31925778ab8cb9e1d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57d735f9a9235a042e111b25414b6d8bdf364662915b5a31925778ab8cb9e1d8", kill_on_drop: false }`
[INFO] [stdout] 57d735f9a9235a042e111b25414b6d8bdf364662915b5a31925778ab8cb9e1d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 00e9eb1d58ffe22e5f501bb19811da609db3db2b3588cab76cf04c8a4e6debb8
[INFO] running `Command { std: "docker" "start" "-a" "00e9eb1d58ffe22e5f501bb19811da609db3db2b3588cab76cf04c8a4e6debb8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling flate2 v1.0.21
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]    Compiling lz4 v1.23.2
[INFO] [stderr]    Compiling detect-compression v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.05s
[INFO] running `Command { std: "docker" "inspect" "00e9eb1d58ffe22e5f501bb19811da609db3db2b3588cab76cf04c8a4e6debb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00e9eb1d58ffe22e5f501bb19811da609db3db2b3588cab76cf04c8a4e6debb8", kill_on_drop: false }`
[INFO] [stdout] 00e9eb1d58ffe22e5f501bb19811da609db3db2b3588cab76cf04c8a4e6debb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] e4e4bfcc4e74036e3e5b006a050f50151288f164ab5be586398cd3a336ad7a28
[INFO] running `Command { std: "docker" "start" "-a" "e4e4bfcc4e74036e3e5b006a050f50151288f164ab5be586398cd3a336ad7a28", kill_on_drop: false }`
[INFO] [stderr]    Compiling detect-compression v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "e4e4bfcc4e74036e3e5b006a050f50151288f164ab5be586398cd3a336ad7a28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4e4bfcc4e74036e3e5b006a050f50151288f164ab5be586398cd3a336ad7a28", kill_on_drop: false }`
[INFO] [stdout] e4e4bfcc4e74036e3e5b006a050f50151288f164ab5be586398cd3a336ad7a28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] cd75475c386ac0035cbb4813a491efa19c8b0fa7795181964a33fd9e84371d06
[INFO] running `Command { std: "docker" "start" "-a" "cd75475c386ac0035cbb4813a491efa19c8b0fa7795181964a33fd9e84371d06", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/detect_compression-893cbe2de967aca7)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests detect-compression
[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] [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" "cd75475c386ac0035cbb4813a491efa19c8b0fa7795181964a33fd9e84371d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd75475c386ac0035cbb4813a491efa19c8b0fa7795181964a33fd9e84371d06", kill_on_drop: false }`
[INFO] [stdout] cd75475c386ac0035cbb4813a491efa19c8b0fa7795181964a33fd9e84371d06