[INFO] fetching crate symphonia-metadata 0.4.0...
[INFO] checking symphonia-metadata-0.4.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate symphonia-metadata 0.4.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate symphonia-metadata 0.4.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate symphonia-metadata 0.4.0
[INFO] finished tweaking crates.io crate symphonia-metadata 0.4.0
[INFO] tweaked toml for crates.io crate symphonia-metadata 0.4.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a8f60a0af24c8bb860bf555b5b7fc0ca5646f886ccf053f9178fd8e868ef832a
[INFO] running `Command { std: "docker" "start" "-a" "a8f60a0af24c8bb860bf555b5b7fc0ca5646f886ccf053f9178fd8e868ef832a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8f60a0af24c8bb860bf555b5b7fc0ca5646f886ccf053f9178fd8e868ef832a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8f60a0af24c8bb860bf555b5b7fc0ca5646f886ccf053f9178fd8e868ef832a", kill_on_drop: false }`
[INFO] [stdout] a8f60a0af24c8bb860bf555b5b7fc0ca5646f886ccf053f9178fd8e868ef832a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57589c00e2027da0cbe3efec20dff9c499cb7f56e60a0bf83ff96e11aa1bdc7d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "57589c00e2027da0cbe3efec20dff9c499cb7f56e60a0bf83ff96e11aa1bdc7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling encoding_rs v0.8.29
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking symphonia-core v0.4.0
[INFO] [stderr]     Checking symphonia-metadata v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `minor_version`
[INFO] [stdout]   --> src/id3v2/mod.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     minor_version: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tag_size`
[INFO] [stdout]   --> src/id3v2/mod.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     tag_size: TagSizeRestriction,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `text_encoding`
[INFO] [stdout]   --> src/id3v2/mod.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     text_encoding: TextEncodingRestriction,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `text_field_size`
[INFO] [stdout]   --> src/id3v2/mod.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     text_field_size: TextFieldSize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `image_encoding`
[INFO] [stdout]   --> src/id3v2/mod.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     image_encoding: ImageEncodingRestriction,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `image_size`
[INFO] [stdout]   --> src/id3v2/mod.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     image_size: ImageSizeRestriction,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `padding_size`
[INFO] [stdout]   --> src/id3v2/mod.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     padding_size: Option<u32>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `minor_version`
[INFO] [stdout]   --> src/id3v2/mod.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     minor_version: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tag_size`
[INFO] [stdout]   --> src/id3v2/mod.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     tag_size: TagSizeRestriction,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `text_encoding`
[INFO] [stdout]   --> src/id3v2/mod.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     text_encoding: TextEncodingRestriction,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `text_field_size`
[INFO] [stdout]   --> src/id3v2/mod.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     text_field_size: TextFieldSize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `image_encoding`
[INFO] [stdout]   --> src/id3v2/mod.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     image_encoding: ImageEncodingRestriction,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `image_size`
[INFO] [stdout]   --> src/id3v2/mod.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     image_size: ImageSizeRestriction,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `padding_size`
[INFO] [stdout]   --> src/id3v2/mod.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     padding_size: Option<u32>,
[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 5.10s
[INFO] running `Command { std: "docker" "inspect" "57589c00e2027da0cbe3efec20dff9c499cb7f56e60a0bf83ff96e11aa1bdc7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57589c00e2027da0cbe3efec20dff9c499cb7f56e60a0bf83ff96e11aa1bdc7d", kill_on_drop: false }`
[INFO] [stdout] 57589c00e2027da0cbe3efec20dff9c499cb7f56e60a0bf83ff96e11aa1bdc7d