[INFO] fetching crate symphonia-bundle-mp3 0.5.4...
[INFO] checking symphonia-bundle-mp3-0.5.4 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate symphonia-bundle-mp3 0.5.4 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate symphonia-bundle-mp3 0.5.4 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 018d06c0c7568164660d4667608349d1385b4d38fc314fc81c915c014785d29e
[INFO] running `Command { std: "docker" "start" "-a" "018d06c0c7568164660d4667608349d1385b4d38fc314fc81c915c014785d29e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "018d06c0c7568164660d4667608349d1385b4d38fc314fc81c915c014785d29e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "018d06c0c7568164660d4667608349d1385b4d38fc314fc81c915c014785d29e", kill_on_drop: false }`
[INFO] [stdout] 018d06c0c7568164660d4667608349d1385b4d38fc314fc81c915c014785d29e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29ccc62d08b76eb8f38de7715bf1f177371f048c07c5373587d446ff938c06ea
[INFO] running `Command { std: "docker" "start" "-a" "29ccc62d08b76eb8f38de7715bf1f177371f048c07c5373587d446ff938c06ea", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bytemuck v1.18.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking encoding_rs v0.8.34
[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: 1 warning emitted
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `Command { std: "docker" "inspect" "29ccc62d08b76eb8f38de7715bf1f177371f048c07c5373587d446ff938c06ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ccc62d08b76eb8f38de7715bf1f177371f048c07c5373587d446ff938c06ea", kill_on_drop: false }`
[INFO] [stdout] 29ccc62d08b76eb8f38de7715bf1f177371f048c07c5373587d446ff938c06ea