[INFO] cloning repository https://github.com/JonathanMurray/mp4-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JonathanMurray/mp4-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanMurray%2Fmp4-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanMurray%2Fmp4-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23265f60d927a91ec1f9925d58786f345f0e566a
[INFO] testing JonathanMurray/mp4-parser against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanMurray%2Fmp4-parser" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JonathanMurray/mp4-parser on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JonathanMurray/mp4-parser
[INFO] finished tweaking git repo https://github.com/JonathanMurray/mp4-parser
[INFO] tweaked toml for git repo https://github.com/JonathanMurray/mp4-parser written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/JonathanMurray/mp4-parser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7d2c61dcef395a45dffc0ffb7c869c0c0e12ad6aa6fc735680d9774d334115c
[INFO] running `Command { std: "docker" "start" "-a" "d7d2c61dcef395a45dffc0ffb7c869c0c0e12ad6aa6fc735680d9774d334115c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7d2c61dcef395a45dffc0ffb7c869c0c0e12ad6aa6fc735680d9774d334115c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7d2c61dcef395a45dffc0ffb7c869c0c0e12ad6aa6fc735680d9774d334115c", kill_on_drop: false }`
[INFO] [stdout] d7d2c61dcef395a45dffc0ffb7c869c0c0e12ad6aa6fc735680d9774d334115c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d76e1ede9a73bf56093114b2acd4df05e42462b86d106111bf96bb7af102695
[INFO] running `Command { std: "docker" "start" "-a" "1d76e1ede9a73bf56093114b2acd4df05e42462b86d106111bf96bb7af102695", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling mp4-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `tracks`
[INFO] [stdout]   --> src/bin/info.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     tracks: Vec<Track>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/bin/info.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     id: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `info`
[INFO] [stdout]   --> src/bin/info.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     info: TrackInfo,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `channel_count`
[INFO] [stdout]   --> src/bin/info.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     channel_count: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sample_rate`
[INFO] [stdout]   --> src/bin/info.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     sample_rate: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/bin/info.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     width: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/bin/info.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     height: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.71s
[INFO] running `Command { std: "docker" "inspect" "1d76e1ede9a73bf56093114b2acd4df05e42462b86d106111bf96bb7af102695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d76e1ede9a73bf56093114b2acd4df05e42462b86d106111bf96bb7af102695", kill_on_drop: false }`
[INFO] [stdout] 1d76e1ede9a73bf56093114b2acd4df05e42462b86d106111bf96bb7af102695
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3674097e3f7a7cdf2e2cf9e5619f699d37ae237b3a659840e702f53eb683ffe
[INFO] running `Command { std: "docker" "start" "-a" "e3674097e3f7a7cdf2e2cf9e5619f699d37ae237b3a659840e702f53eb683ffe", kill_on_drop: false }`
[INFO] [stderr]    Compiling mp4-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `tracks`
[INFO] [stdout]   --> src/bin/info.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     tracks: Vec<Track>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/bin/info.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     id: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `info`
[INFO] [stdout]   --> src/bin/info.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     info: TrackInfo,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `channel_count`
[INFO] [stdout]   --> src/bin/info.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     channel_count: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sample_rate`
[INFO] [stdout]   --> src/bin/info.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     sample_rate: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/bin/info.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     width: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/bin/info.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     height: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "e3674097e3f7a7cdf2e2cf9e5619f699d37ae237b3a659840e702f53eb683ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3674097e3f7a7cdf2e2cf9e5619f699d37ae237b3a659840e702f53eb683ffe", kill_on_drop: false }`
[INFO] [stdout] e3674097e3f7a7cdf2e2cf9e5619f699d37ae237b3a659840e702f53eb683ffe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ac33ca417aeb9367a841e98815a4146e46ef313e986d582a17fa4a253bdd88c5
[INFO] running `Command { std: "docker" "start" "-a" "ac33ca417aeb9367a841e98815a4146e46ef313e986d582a17fa4a253bdd88c5", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `tracks`
[INFO] [stderr]   --> src/bin/info.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     tracks: Vec<Track>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `id`
[INFO] [stderr]   --> src/bin/info.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     id: u32,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `info`
[INFO] [stderr]   --> src/bin/info.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     info: TrackInfo,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `channel_count`
[INFO] [stderr]   --> src/bin/info.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     channel_count: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `sample_rate`
[INFO] [stderr]   --> src/bin/info.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     sample_rate: f32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `width`
[INFO] [stderr]   --> src/bin/info.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     width: u16,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `height`
[INFO] [stderr]   --> src/bin/info.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     height: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mp4-parser` (bin "info" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mp4_parser-8257dcc87a13e0a4)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/info-fef0da832841bdd1)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/parse-78b612cd491610e0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mp4-parser
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ac33ca417aeb9367a841e98815a4146e46ef313e986d582a17fa4a253bdd88c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac33ca417aeb9367a841e98815a4146e46ef313e986d582a17fa4a253bdd88c5", kill_on_drop: false }`
[INFO] [stdout] ac33ca417aeb9367a841e98815a4146e46ef313e986d582a17fa4a253bdd88c5