[INFO] fetching crate lz4 1.28.1...
[INFO] testing lz4-1.28.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate lz4 1.28.1 into /workspace/builds/worker-0-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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lz4 1.28.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50e5461567719bfb00bf8e6fc41c6dc8b2f06a45285a0a9484d77fda75cb520b
[INFO] running `Command { std: "docker" "start" "-a" "50e5461567719bfb00bf8e6fc41c6dc8b2f06a45285a0a9484d77fda75cb520b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50e5461567719bfb00bf8e6fc41c6dc8b2f06a45285a0a9484d77fda75cb520b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50e5461567719bfb00bf8e6fc41c6dc8b2f06a45285a0a9484d77fda75cb520b", kill_on_drop: false }`
[INFO] [stdout] 50e5461567719bfb00bf8e6fc41c6dc8b2f06a45285a0a9484d77fda75cb520b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 306348d1e3eef713f4f1d17f4b8643ca4949f16bff9a5987d91c55374e842a97
[INFO] running `Command { std: "docker" "start" "-a" "306348d1e3eef713f4f1d17f4b8643ca4949f16bff9a5987d91c55374e842a97", 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 20.56s
[INFO] running `Command { std: "docker" "inspect" "306348d1e3eef713f4f1d17f4b8643ca4949f16bff9a5987d91c55374e842a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "306348d1e3eef713f4f1d17f4b8643ca4949f16bff9a5987d91c55374e842a97", kill_on_drop: false }`
[INFO] [stdout] 306348d1e3eef713f4f1d17f4b8643ca4949f16bff9a5987d91c55374e842a97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb0dd3b3d6e66fd5be3f2168f399dafd5d2122c298810803b12dc91f7d7bd1f8
[INFO] running `Command { std: "docker" "start" "-a" "eb0dd3b3d6e66fd5be3f2168f399dafd5d2122c298810803b12dc91f7d7bd1f8", 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 ppv-lite86 v0.2.17
[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 2.72s
[INFO] running `Command { std: "docker" "inspect" "eb0dd3b3d6e66fd5be3f2168f399dafd5d2122c298810803b12dc91f7d7bd1f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb0dd3b3d6e66fd5be3f2168f399dafd5d2122c298810803b12dc91f7d7bd1f8", kill_on_drop: false }`
[INFO] [stdout] eb0dd3b3d6e66fd5be3f2168f399dafd5d2122c298810803b12dc91f7d7bd1f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 95d1a0a8b8200cb8409d8cbbcb41829a24c09bf90a7b75680d442311335a29bf
[INFO] running `Command { std: "docker" "start" "-a" "95d1a0a8b8200cb8409d8cbbcb41829a24c09bf90a7b75680d442311335a29bf", 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] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/liblz4.rs:24:36
[INFO] [stderr]    |
[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: `lz4` (lib) generated 1 warning (run `cargo fix --lib -p lz4` to apply 1 suggestion)
[INFO] [stderr] warning: `lz4` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lz4-f22c34bb8916ae71)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test block::test::test_empty_compress ... ok
[INFO] [stdout] test block::test::test_decompression_with_prefix ... ok
[INFO] [stdout] test decoder::test::test_decoder_empty ... ok
[INFO] [stdout] test decoder::test::issue_45 ... ok
[INFO] [stdout] test decoder::test::test_decoder_send ... ok
[INFO] [stdout] test block::test::test_compress_to_buffer ... ok
[INFO] [stdout] test decoder::test::test_decoder_smoke ... ok
[INFO] [stdout] test encoder::test::test_encoder_send ... ok
[INFO] [stdout] test decoder::test::test_decoder_smallest ... ok
[INFO] [stdout] test block::test::decompress_truncate_test ... ok
[INFO] [stdout] test encoder::test::test_encoder_smoke ... ok
[INFO] [stdout] test liblz4::test_version_number ... ok
[INFO] [stdout] test block::test::test_compression_without_prefix ... ok
[INFO] [stdout] test encoder::test::test_encoder_content_size ... ok
[INFO] [stdout] test block::test::test_compression_with_prefix ... ok
[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_retry_read ... ok
[INFO] [stdout] test decoder::test::test_decoder_random ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.35s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lz4
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/liblz4.rs:24:36
[INFO] [stderr]    |
[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/block/mod.rs - block (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "95d1a0a8b8200cb8409d8cbbcb41829a24c09bf90a7b75680d442311335a29bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95d1a0a8b8200cb8409d8cbbcb41829a24c09bf90a7b75680d442311335a29bf", kill_on_drop: false }`
[INFO] [stdout] 95d1a0a8b8200cb8409d8cbbcb41829a24c09bf90a7b75680d442311335a29bf