[INFO] fetching crate niffler 2.3.2...
[INFO] testing niffler-2.3.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate niffler 2.3.2 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate niffler 2.3.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate niffler 2.3.2
[INFO] finished tweaking crates.io crate niffler 2.3.2
[INFO] tweaked toml for crates.io crate niffler 2.3.2 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89f0d6ce082eda37c5d898a0d0547fefba31f5dda2a950669b250931f407fd78
[INFO] running `Command { std: "docker" "start" "-a" "89f0d6ce082eda37c5d898a0d0547fefba31f5dda2a950669b250931f407fd78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89f0d6ce082eda37c5d898a0d0547fefba31f5dda2a950669b250931f407fd78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89f0d6ce082eda37c5d898a0d0547fefba31f5dda2a950669b250931f407fd78", kill_on_drop: false }`
[INFO] [stdout] 89f0d6ce082eda37c5d898a0d0547fefba31f5dda2a950669b250931f407fd78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc61eeea5f6f145fbb25b311fbaf4fbb250858957748ddc3235cb8278100cb38
[INFO] running `Command { std: "docker" "start" "-a" "fc61eeea5f6f145fbb25b311fbaf4fbb250858957748ddc3235cb8278100cb38", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling xz2 v0.1.6
[INFO] [stderr]    Compiling bzip2 v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling bgzip v0.2.1
[INFO] [stderr]    Compiling niffler v2.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.09s
[INFO] running `Command { std: "docker" "inspect" "fc61eeea5f6f145fbb25b311fbaf4fbb250858957748ddc3235cb8278100cb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc61eeea5f6f145fbb25b311fbaf4fbb250858957748ddc3235cb8278100cb38", kill_on_drop: false }`
[INFO] [stdout] fc61eeea5f6f145fbb25b311fbaf4fbb250858957748ddc3235cb8278100cb38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 587162d87dfda84b96eaa8584921b9f629659a5abeeae6effbc047003b038b7c
[INFO] running `Command { std: "docker" "start" "-a" "587162d87dfda84b96eaa8584921b9f629659a5abeeae6effbc047003b038b7c", 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] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling niffler v2.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.55s
[INFO] running `Command { std: "docker" "inspect" "587162d87dfda84b96eaa8584921b9f629659a5abeeae6effbc047003b038b7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "587162d87dfda84b96eaa8584921b9f629659a5abeeae6effbc047003b038b7c", kill_on_drop: false }`
[INFO] [stdout] 587162d87dfda84b96eaa8584921b9f629659a5abeeae6effbc047003b038b7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 72ad6e1e7e2fd6ca32e05fa0a0befec5e41ea7d811b415f4307e8e33c55f053d
[INFO] running `Command { std: "docker" "start" "-a" "72ad6e1e7e2fd6ca32e05fa0a0befec5e41ea7d811b415f4307e8e33c55f053d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/niffler-9fcd7b21eca864b9)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test basic::test::compression_format_detection::gzip ... ok
[INFO] [stdout] test basic::test::compression_format_detection::lzma ... ok
[INFO] [stdout] test basic::test::compression_format_detection::bzip ... ok
[INFO] [stdout] test basic::test::compression_format_detection::no_compression ... ok
[INFO] [stdout] test basic::test::compression_format_detection::too_short ... ok
[INFO] [stdout] test basic::test::compression_format_detection::xz ... ok
[INFO] [stdout] test level::test::level2bzip2 ... ok
[INFO] [stdout] test level::test::level2flate2 ... ok
[INFO] [stdout] test level::test::level2u32 ... ok
[INFO] [stdout] test seeksend::test::compression_format_detection::too_short ... ok
[INFO] [stdout] test basic::test::compress_uncompress::bzip ... ok
[INFO] [stdout] test seek::test::compression_format_detection::no_compression ... ok
[INFO] [stdout] test basic::test::compress_uncompress::no_compression ... ok
[INFO] [stdout] test send::test::compression_format_detection::bzip ... ok
[INFO] [stdout] test seek::test::compression_format_detection::bgzip ... ok
[INFO] [stdout] test seek::test::compression_format_detection::too_short ... ok
[INFO] [stdout] test seeksend::test::compression_format_detection::bgzip ... ok
[INFO] [stdout] test basic::test::compress_uncompress::gzip ... ok
[INFO] [stdout] test send::test::compression_format_detection::gzip ... ok
[INFO] [stdout] test seeksend::test::compression_format_detection::no_compression ... ok
[INFO] [stdout] test send::test::compress_uncompress::no_compression ... ok
[INFO] [stdout] test send::test::compress_uncompress::xz ... ok
[INFO] [stdout] test send::test::compression_format_detection::lzma ... ok
[INFO] [stdout] test send::test::compress_uncompress::bzip ... ok
[INFO] [stdout] test send::test::compression_format_detection::too_short ... ok
[INFO] [stdout] test send::test::compression_format_detection::xz ... ok
[INFO] [stdout] test send::test::compression_format_detection::no_compression ... ok
[INFO] [stdout] test basic::test::compress_uncompress::lzma ... ok
[INFO] [stdout] test send::test::compress_uncompress::lzma ... ok
[INFO] [stdout] test send::test::compress_uncompress::gzip ... ok
[INFO] [stdout] test basic::test::compress_uncompress::xz ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests niffler
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/basic/mod.rs - basic::sniff (line 18) ... ok
[INFO] [stdout] test src/basic/mod.rs - basic::get_writer (line 95) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/basic/mod.rs - basic::get_reader (line 55) ... ok
[INFO] [stdout] test src/basic/mod.rs - basic::to_path (line 163) ... ok
[INFO] [stdout] test src/basic/mod.rs - basic::from_path (line 133) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.78s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "72ad6e1e7e2fd6ca32e05fa0a0befec5e41ea7d811b415f4307e8e33c55f053d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72ad6e1e7e2fd6ca32e05fa0a0befec5e41ea7d811b415f4307e8e33c55f053d", kill_on_drop: false }`
[INFO] [stdout] 72ad6e1e7e2fd6ca32e05fa0a0befec5e41ea7d811b415f4307e8e33c55f053d
