[INFO] fetching crate symphonia-bundle-mp3 0.5.4...
[INFO] checking symphonia-bundle-mp3-0.5.4 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate symphonia-bundle-mp3 0.5.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate symphonia-bundle-mp3 0.5.4
[INFO] finished tweaking crates.io crate symphonia-bundle-mp3 0.5.4
[INFO] tweaked toml for crates.io crate symphonia-bundle-mp3 0.5.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate symphonia-bundle-mp3 0.5.4 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 248984ac88eb23248076698187cdeeda792f2c532e39fc947978bbebf396e543
[INFO] running `Command { std: "docker" "start" "-a" "248984ac88eb23248076698187cdeeda792f2c532e39fc947978bbebf396e543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "248984ac88eb23248076698187cdeeda792f2c532e39fc947978bbebf396e543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "248984ac88eb23248076698187cdeeda792f2c532e39fc947978bbebf396e543", kill_on_drop: false }`
[INFO] [stdout] 248984ac88eb23248076698187cdeeda792f2c532e39fc947978bbebf396e543
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc53173ef1f3b229983eab8cebc22316734b2c22a165162436403f7810d85b6f
[INFO] running `Command { std: "docker" "start" "-a" "fc53173ef1f3b229983eab8cebc22316734b2c22a165162436403f7810d85b6f", kill_on_drop: false }`
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking symphonia-core v0.5.4
[INFO] [stderr]     Checking symphonia-metadata v0.5.4
[INFO] [stderr]     Checking symphonia-bundle-mp3 v0.5.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `emphasis`, `is_copyrighted`, `is_original`, and `has_padding` are never read
[INFO] [stdout]    --> src/common.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout]  93 | pub struct FrameHeader {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 100 |     pub emphasis: Emphasis,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 101 |     pub is_copyrighted: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 102 |     pub is_original: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 103 |     pub has_padding: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FrameHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `emphasis`, `is_copyrighted`, `is_original`, and `has_padding` are never read
[INFO] [stdout]    --> src/common.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout]  93 | pub struct FrameHeader {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 100 |     pub emphasis: Emphasis,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 101 |     pub is_copyrighted: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 102 |     pub is_original: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 103 |     pub has_padding: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FrameHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `Command { std: "docker" "inspect" "fc53173ef1f3b229983eab8cebc22316734b2c22a165162436403f7810d85b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc53173ef1f3b229983eab8cebc22316734b2c22a165162436403f7810d85b6f", kill_on_drop: false }`
[INFO] [stdout] fc53173ef1f3b229983eab8cebc22316734b2c22a165162436403f7810d85b6f