[INFO] fetching crate id3utile 0.1.0...
[INFO] testing id3utile-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate id3utile 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate id3utile 0.1.0
[INFO] finished tweaking crates.io crate id3utile 0.1.0
[INFO] tweaked toml for crates.io crate id3utile 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate id3utile 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate id3utile 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2aef57b3903ad41a72b52c8ac5830d3ef8cd5f5e6f9f61e7098d5e3aad85e16
[INFO] running `Command { std: "docker" "start" "-a" "c2aef57b3903ad41a72b52c8ac5830d3ef8cd5f5e6f9f61e7098d5e3aad85e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2aef57b3903ad41a72b52c8ac5830d3ef8cd5f5e6f9f61e7098d5e3aad85e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2aef57b3903ad41a72b52c8ac5830d3ef8cd5f5e6f9f61e7098d5e3aad85e16", kill_on_drop: false }`
[INFO] [stdout] c2aef57b3903ad41a72b52c8ac5830d3ef8cd5f5e6f9f61e7098d5e3aad85e16
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 650df988333873113de7bda3d3c37be85627f27ee92f875ee232578f70780488
[INFO] running `Command { std: "docker" "start" "-a" "650df988333873113de7bda3d3c37be85627f27ee92f875ee232578f70780488", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling clap_lex v0.3.0
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling once_cell v1.15.0
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling mp4ameta_proc v0.6.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling mp4ameta v0.11.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling id3 v1.3.0
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling clap_derive v4.0.8
[INFO] [stderr]    Compiling clap v4.0.8
[INFO] [stderr]    Compiling clap_complete v4.0.2
[INFO] [stderr]    Compiling id3utile v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `title` is never used
[INFO] [stdout]   --> src/main.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | trait CommonTag {
[INFO] [stdout]    |       --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn title(&self) -> Option<&str>;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.01s
[INFO] running `Command { std: "docker" "inspect" "650df988333873113de7bda3d3c37be85627f27ee92f875ee232578f70780488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "650df988333873113de7bda3d3c37be85627f27ee92f875ee232578f70780488", kill_on_drop: false }`
[INFO] [stdout] 650df988333873113de7bda3d3c37be85627f27ee92f875ee232578f70780488
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca0f212add082483159883452972af637b7780bf0d13e460f6fc03995664ac07
[INFO] running `Command { std: "docker" "start" "-a" "ca0f212add082483159883452972af637b7780bf0d13e460f6fc03995664ac07", kill_on_drop: false }`
[INFO] [stderr]    Compiling id3utile v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `title` is never used
[INFO] [stdout]   --> src/main.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | trait CommonTag {
[INFO] [stdout]    |       --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn title(&self) -> Option<&str>;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "ca0f212add082483159883452972af637b7780bf0d13e460f6fc03995664ac07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca0f212add082483159883452972af637b7780bf0d13e460f6fc03995664ac07", kill_on_drop: false }`
[INFO] [stdout] ca0f212add082483159883452972af637b7780bf0d13e460f6fc03995664ac07
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6457d1b9fb6c55d2dde2d4ce6ceead835ff20437a7116c731268387e1b17cb31
[INFO] running `Command { std: "docker" "start" "-a" "6457d1b9fb6c55d2dde2d4ce6ceead835ff20437a7116c731268387e1b17cb31", kill_on_drop: false }`
[INFO] [stderr] warning: method `title` is never used
[INFO] [stderr]   --> src/main.rs:70:8
[INFO] [stderr]    |
[INFO] [stderr] 64 | trait CommonTag {
[INFO] [stderr]    |       --------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 70 |     fn title(&self) -> Option<&str>;
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `id3utile` (bin "id3utile" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/id3utile-253b055aff25fd9f)
[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" "6457d1b9fb6c55d2dde2d4ce6ceead835ff20437a7116c731268387e1b17cb31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6457d1b9fb6c55d2dde2d4ce6ceead835ff20437a7116c731268387e1b17cb31", kill_on_drop: false }`
[INFO] [stdout] 6457d1b9fb6c55d2dde2d4ce6ceead835ff20437a7116c731268387e1b17cb31