[INFO] cloning repository https://github.com/Vdimir/rust-lz4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vdimir/rust-lz4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVdimir%2Frust-lz4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVdimir%2Frust-lz4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 364ac04c7c705cf7b173f8607ebdeacfc0af32b9
[INFO] checking Vdimir/rust-lz4 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVdimir%2Frust-lz4" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Vdimir/rust-lz4 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Vdimir/rust-lz4
[INFO] finished tweaking git repo https://github.com/Vdimir/rust-lz4
[INFO] tweaked toml for git repo https://github.com/Vdimir/rust-lz4 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/Vdimir/rust-lz4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fe35aa3c03e8e82e393bfb8dd79f39bd33ec5adf515a4ea7b73fee4ba7b38cf
[INFO] running `Command { std: "docker" "start" "-a" "9fe35aa3c03e8e82e393bfb8dd79f39bd33ec5adf515a4ea7b73fee4ba7b38cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fe35aa3c03e8e82e393bfb8dd79f39bd33ec5adf515a4ea7b73fee4ba7b38cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fe35aa3c03e8e82e393bfb8dd79f39bd33ec5adf515a4ea7b73fee4ba7b38cf", kill_on_drop: false }`
[INFO] [stdout] 9fe35aa3c03e8e82e393bfb8dd79f39bd33ec5adf515a4ea7b73fee4ba7b38cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08567927a200f3746422f35ea722eac48b2d307898ccfa64062b1b8bbc8875ce
[INFO] running `Command { std: "docker" "start" "-a" "08567927a200f3746422f35ea722eac48b2d307898ccfa64062b1b8bbc8875ce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rust-lz4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `block_indep_flag`
[INFO] [stdout]   --> src/decoder.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     block_indep_flag: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `block_checksum_flag`
[INFO] [stdout]   --> src/decoder.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     block_checksum_flag: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `content_size_flag`
[INFO] [stdout]   --> src/decoder.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     content_size_flag: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `block_max_size`
[INFO] [stdout]   --> src/decoder.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     block_max_size: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header_size`
[INFO] [stdout]   --> src/decoder.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     header_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `block_indep_flag`
[INFO] [stdout]   --> src/decoder.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     block_indep_flag: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `block_checksum_flag`
[INFO] [stdout]   --> src/decoder.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     block_checksum_flag: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `content_size_flag`
[INFO] [stdout]   --> src/decoder.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     content_size_flag: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `block_max_size`
[INFO] [stdout]   --> src/decoder.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     block_max_size: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header_size`
[INFO] [stdout]   --> src/decoder.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     header_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.28s
[INFO] running `Command { std: "docker" "inspect" "08567927a200f3746422f35ea722eac48b2d307898ccfa64062b1b8bbc8875ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08567927a200f3746422f35ea722eac48b2d307898ccfa64062b1b8bbc8875ce", kill_on_drop: false }`
[INFO] [stdout] 08567927a200f3746422f35ea722eac48b2d307898ccfa64062b1b8bbc8875ce