[INFO] fetching crate look_ahead_items 0.1.1...
[INFO] testing look_ahead_items-0.1.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate look_ahead_items 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate look_ahead_items 0.1.1
[INFO] finished tweaking crates.io crate look_ahead_items 0.1.1
[INFO] tweaked toml for crates.io crate look_ahead_items 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate look_ahead_items 0.1.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate look_ahead_items 0.1.1 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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c5b517a0273d3fa7c86f810bd5ceaaa4aff35818f816c18ea8172b52a21208a
[INFO] running `Command { std: "docker" "start" "-a" "6c5b517a0273d3fa7c86f810bd5ceaaa4aff35818f816c18ea8172b52a21208a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c5b517a0273d3fa7c86f810bd5ceaaa4aff35818f816c18ea8172b52a21208a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c5b517a0273d3fa7c86f810bd5ceaaa4aff35818f816c18ea8172b52a21208a", kill_on_drop: false }`
[INFO] [stdout] 6c5b517a0273d3fa7c86f810bd5ceaaa4aff35818f816c18ea8172b52a21208a
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f759e3a7ee2752ad79a586a8a5fc6dbbaa1ffbcf98a669b70971e1f109ab1c8c
[INFO] running `Command { std: "docker" "start" "-a" "f759e3a7ee2752ad79a586a8a5fc6dbbaa1ffbcf98a669b70971e1f109ab1c8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling look_ahead_items v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/items_builder.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |             /// 先読みする文字数。
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |             look_ahead_size: 2,
[INFO] [stdout]    |             ------------------ rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "f759e3a7ee2752ad79a586a8a5fc6dbbaa1ffbcf98a669b70971e1f109ab1c8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f759e3a7ee2752ad79a586a8a5fc6dbbaa1ffbcf98a669b70971e1f109ab1c8c", kill_on_drop: false }`
[INFO] [stdout] f759e3a7ee2752ad79a586a8a5fc6dbbaa1ffbcf98a669b70971e1f109ab1c8c
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18def2c51ada044abdaa45f6f9dfc9f2372989bf2d7ff857169a5e6df4cb8c91
[INFO] running `Command { std: "docker" "start" "-a" "18def2c51ada044abdaa45f6f9dfc9f2372989bf2d7ff857169a5e6df4cb8c91", kill_on_drop: false }`
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/items_builder.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |             /// 先読みする文字数。
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |             look_ahead_size: 2,
[INFO] [stdout]    |             ------------------ rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling look_ahead_items v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/items_builder.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |             /// 先読みする文字数。
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |             look_ahead_size: 2,
[INFO] [stdout]    |             ------------------ rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "18def2c51ada044abdaa45f6f9dfc9f2372989bf2d7ff857169a5e6df4cb8c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18def2c51ada044abdaa45f6f9dfc9f2372989bf2d7ff857169a5e6df4cb8c91", kill_on_drop: false }`
[INFO] [stdout] 18def2c51ada044abdaa45f6f9dfc9f2372989bf2d7ff857169a5e6df4cb8c91
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 933a2fcc981ba60d2d19e1565bd9215bb0419bebac9cd20ace4b44d53296485a
[INFO] running `Command { std: "docker" "start" "-a" "933a2fcc981ba60d2d19e1565bd9215bb0419bebac9cd20ace4b44d53296485a", kill_on_drop: false }`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/items_builder.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |             /// 先読みする文字数。
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 13 |             look_ahead_size: 2,
[INFO] [stderr]    |             ------------------ rustdoc does not generate documentation for expression fields
[INFO] [stderr]    |
[INFO] [stderr]    = help: use `//` for a plain comment
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `look_ahead_items` (lib) generated 1 warning
[INFO] [stderr] warning: `look_ahead_items` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/look_ahead_items-56c8b7e66db693fb)
[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 look_ahead_items
[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" "933a2fcc981ba60d2d19e1565bd9215bb0419bebac9cd20ace4b44d53296485a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "933a2fcc981ba60d2d19e1565bd9215bb0419bebac9cd20ace4b44d53296485a", kill_on_drop: false }`
[INFO] [stdout] 933a2fcc981ba60d2d19e1565bd9215bb0419bebac9cd20ace4b44d53296485a