[INFO] crate lz4 1.23.1 is already in cache
[INFO] testing lz4-1.23.1 against 1.38.0 for beta-1.39-1
[INFO] extracting crate lz4 1.23.1 into work/builds/worker-6/source
[INFO] validating manifest of crates.io crate lz4 1.23.1 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate lz4 1.23.1
[INFO] finished tweaking crates.io crate lz4 1.23.1
[INFO] tweaked toml for crates.io crate lz4 1.23.1 written to work/builds/worker-6/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 570473703ca95ec3d27293d6820314190c577ae3f3651d3749083025b3224464
[INFO] running `"docker" "start" "-a" "570473703ca95ec3d27293d6820314190c577ae3f3651d3749083025b3224464"`
[INFO] [stderr]    Compiling lz4 v1.23.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/liblz4.rs:24:32
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/lz4.rs:43:19
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn copy(src: &mut Read, dst: &mut Write) -> Result<()> {
[INFO] [stderr]    |                   ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/lz4.rs:43:35
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn copy(src: &mut Read, dst: &mut Write) -> Result<()> {
[INFO] [stderr]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `"docker" "inspect" "570473703ca95ec3d27293d6820314190c577ae3f3651d3749083025b3224464"`
[INFO] running `"docker" "rm" "-f" "570473703ca95ec3d27293d6820314190c577ae3f3651d3749083025b3224464"`
[INFO] [stdout] 570473703ca95ec3d27293d6820314190c577ae3f3651d3749083025b3224464
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d00f0fcfa41251933558f300b7f0932e1f46abb57782964d3287e0284bd0a458
[INFO] running `"docker" "start" "-a" "d00f0fcfa41251933558f300b7f0932e1f46abb57782964d3287e0284bd0a458"`
[INFO] [stderr]    Compiling lz4 v1.23.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/liblz4.rs:24:32
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `"docker" "inspect" "d00f0fcfa41251933558f300b7f0932e1f46abb57782964d3287e0284bd0a458"`
[INFO] running `"docker" "rm" "-f" "d00f0fcfa41251933558f300b7f0932e1f46abb57782964d3287e0284bd0a458"`
[INFO] [stdout] d00f0fcfa41251933558f300b7f0932e1f46abb57782964d3287e0284bd0a458
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 43b4280d7a7be681adf4b9a5d38d0a81dcce188040dc4c8e01cbcf484d285b6e
[INFO] running `"docker" "start" "-a" "43b4280d7a7be681adf4b9a5d38d0a81dcce188040dc4c8e01cbcf484d285b6e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lz4-51e096edc61fac2c
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test decoder::test::test_decoder_empty ... ok
[INFO] [stdout] test block::test::test_decompression_with_prefix ... ok
[INFO] [stdout] test decoder::test::test_decoder_send ... ok
[INFO] [stdout] test decoder::test::test_decoder_smallest ... ok
[INFO] [stdout] test liblz4::test_version_number ... ok
[INFO] [stdout] test encoder::test::test_encoder_send ... ok
[INFO] [stdout] test decoder::test::test_decoder_smoke ... ok
[INFO] [stdout] test encoder::test::test_encoder_smoke ... ok
[INFO] [stdout] test encoder::test::test_encoder_random ... ok
[INFO] [stdout] test block::test::test_compression_with_prefix ... ok
[INFO] [stdout] test block::test::test_compression_without_prefix ... ok
[INFO] [stdout] test decoder::test::test_retry_read ... ok
[INFO] [stdout] test decoder::test::test_decoder_random ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/skeptic-0c6945a56c0b7ca4
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] LZ4 version: 10803
[INFO] [stdout] test readme_sect_usage_line_23 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lz4
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/block/mod.rs - block (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "43b4280d7a7be681adf4b9a5d38d0a81dcce188040dc4c8e01cbcf484d285b6e"`
[INFO] running `"docker" "rm" "-f" "43b4280d7a7be681adf4b9a5d38d0a81dcce188040dc4c8e01cbcf484d285b6e"`
[INFO] [stdout] 43b4280d7a7be681adf4b9a5d38d0a81dcce188040dc4c8e01cbcf484d285b6e