[INFO] fetching crate lz4 1.28.1...
[INFO] testing lz4-1.28.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate lz4 1.28.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate lz4 1.28.1
[INFO] finished tweaking crates.io crate lz4 1.28.1
[INFO] tweaked toml for crates.io crate lz4 1.28.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lz4 1.28.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lz4 1.28.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `1.11.1+lz4-1.10.0` for dependency `lz4-sys` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27b8ebb108d7846aa9abc696e5f4d33607faa43d3aa89a68031600cd781e6074
[INFO] running `Command { std: "docker" "start" "-a" "27b8ebb108d7846aa9abc696e5f4d33607faa43d3aa89a68031600cd781e6074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27b8ebb108d7846aa9abc696e5f4d33607faa43d3aa89a68031600cd781e6074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27b8ebb108d7846aa9abc696e5f4d33607faa43d3aa89a68031600cd781e6074", kill_on_drop: false }`
[INFO] [stdout] 27b8ebb108d7846aa9abc696e5f4d33607faa43d3aa89a68031600cd781e6074
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99e6cd06c155b9ab9f7accaffd61776ce8c414450b16affdf644b9b2262a18d6
[INFO] running `Command { std: "docker" "start" "-a" "99e6cd06c155b9ab9f7accaffd61776ce8c414450b16affdf644b9b2262a18d6", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `1.11.1+lz4-1.10.0` for dependency `lz4-sys` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling cc v1.1.18
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling lz4-sys v1.11.1+lz4-1.10.0
[INFO] [stderr]    Compiling lz4 v1.28.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/liblz4.rs:24:36
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn cause(&self) -> Option<&dyn (::std::error::Error)> {
[INFO] [stdout]    |                                    ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -     fn cause(&self) -> Option<&dyn (::std::error::Error)> {
[INFO] [stdout] 24 +     fn cause(&self) -> Option<&dyn ::std::error::Error > {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.21s
[INFO] running `Command { std: "docker" "inspect" "99e6cd06c155b9ab9f7accaffd61776ce8c414450b16affdf644b9b2262a18d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e6cd06c155b9ab9f7accaffd61776ce8c414450b16affdf644b9b2262a18d6", kill_on_drop: false }`
[INFO] [stdout] 99e6cd06c155b9ab9f7accaffd61776ce8c414450b16affdf644b9b2262a18d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85822b3e0893430d2d2ff7424cb08f1bb1dd00eaed2d324f9738324f4b93b515
[INFO] running `Command { std: "docker" "start" "-a" "85822b3e0893430d2d2ff7424cb08f1bb1dd00eaed2d324f9738324f4b93b515", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `1.11.1+lz4-1.10.0` for dependency `lz4-sys` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/liblz4.rs:24:36
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn cause(&self) -> Option<&dyn (::std::error::Error)> {
[INFO] [stdout]    |                                    ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -     fn cause(&self) -> Option<&dyn (::std::error::Error)> {
[INFO] [stdout] 24 +     fn cause(&self) -> Option<&dyn ::std::error::Error > {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling lz4 v1.28.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/liblz4.rs:24:36
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn cause(&self) -> Option<&dyn (::std::error::Error)> {
[INFO] [stdout]    |                                    ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -     fn cause(&self) -> Option<&dyn (::std::error::Error)> {
[INFO] [stdout] 24 +     fn cause(&self) -> Option<&dyn ::std::error::Error > {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.40s
[INFO] running `Command { std: "docker" "inspect" "85822b3e0893430d2d2ff7424cb08f1bb1dd00eaed2d324f9738324f4b93b515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85822b3e0893430d2d2ff7424cb08f1bb1dd00eaed2d324f9738324f4b93b515", kill_on_drop: false }`
[INFO] [stdout] 85822b3e0893430d2d2ff7424cb08f1bb1dd00eaed2d324f9738324f4b93b515
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 47c0c29bc634a41bfc048b9db3ee3eb8d2789dc40f616c52a95567f275accc08
[INFO] running `Command { std: "docker" "start" "-a" "47c0c29bc634a41bfc048b9db3ee3eb8d2789dc40f616c52a95567f275accc08", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `1.11.1+lz4-1.10.0` for dependency `lz4-sys` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stdout] test block::test::decompress_truncate_test ... ok
[INFO] [stderr]   --> src/liblz4.rs:24:36
[INFO] [stdout] test block::test::test_compress_to_buffer ... ok
[INFO] [stderr]    |
[INFO] [stdout] test block::test::test_decompression_with_prefix ... ok
[INFO] [stderr] 24 |     fn cause(&self) -> Option<&dyn (::std::error::Error)> {
[INFO] [stdout] test block::test::test_empty_compress ... ok
[INFO] [stderr]    |                                    ^                   ^
[INFO] [stdout] test decoder::test::test_decoder_send ... ok
[INFO] [stderr]    |
[INFO] [stdout] test decoder::test::issue_45 ... ok
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] test decoder::test::test_decoder_smallest ... ok
[INFO] [stderr] help: remove these parentheses
[INFO] [stdout] test decoder::test::test_decoder_smoke ... ok
[INFO] [stderr]    |
[INFO] [stdout] test decoder::test::test_decoder_empty ... ok
[INFO] [stderr] 24 -     fn cause(&self) -> Option<&dyn (::std::error::Error)> {
[INFO] [stdout] test block::test::test_compression_with_prefix ... ok
[INFO] [stderr] 24 +     fn cause(&self) -> Option<&dyn ::std::error::Error > {
[INFO] [stdout] test encoder::test::test_encoder_smoke ... ok
[INFO] [stderr]    |
[INFO] [stdout] test liblz4::test_version_number ... ok
[INFO] [stderr] 
[INFO] [stdout] test encoder::test::test_encoder_send ... ok
[INFO] [stderr] warning: `lz4` (lib) generated 1 warning (run `cargo fix --lib -p lz4` to apply 1 suggestion)
[INFO] [stdout] test block::test::test_compression_without_prefix ... ok
[INFO] [stderr] warning: `lz4` (lib test) generated 1 warning (1 duplicate)
[INFO] [stdout] test encoder::test::test_encoder_content_size ... ok
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lz4-bd594f451405fd6c)
[INFO] [stdout] test encoder::test::test_encoder_random ... ok
[INFO] [stdout] test encoder::test::test_favor_dec_speed ... ok
[INFO] [stdout] test decoder::test::test_decoder_random ... ok
[INFO] [stderr]    Doc-tests lz4
[INFO] [stdout] test decoder::test::test_retry_read ... ok
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stdout] 
[INFO] [stderr]   --> src/liblz4.rs:24:36
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.21s
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 24 |     fn cause(&self) -> Option<&dyn (::std::error::Error)> {
[INFO] [stderr]    |                                    ^                   ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 24 -     fn cause(&self) -> Option<&dyn (::std::error::Error)> {
[INFO] [stderr] 24 +     fn cause(&self) -> Option<&dyn ::std::error::Error > {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] test src/block/mod.rs - block (line 8) ... 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" "47c0c29bc634a41bfc048b9db3ee3eb8d2789dc40f616c52a95567f275accc08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47c0c29bc634a41bfc048b9db3ee3eb8d2789dc40f616c52a95567f275accc08", kill_on_drop: false }`
[INFO] [stdout] 47c0c29bc634a41bfc048b9db3ee3eb8d2789dc40f616c52a95567f275accc08