[INFO] fetching crate utf8-read 0.4.0...
[INFO] testing utf8-read-0.4.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate utf8-read 0.4.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate utf8-read 0.4.0
[INFO] finished tweaking crates.io crate utf8-read 0.4.0
[INFO] tweaked toml for crates.io crate utf8-read 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate utf8-read 0.4.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 297e425e86167b3557b5e61fa27c513fc8cfe3a851d77649056943fe510508ee
[INFO] running `Command { std: "docker" "start" "-a" "297e425e86167b3557b5e61fa27c513fc8cfe3a851d77649056943fe510508ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "297e425e86167b3557b5e61fa27c513fc8cfe3a851d77649056943fe510508ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297e425e86167b3557b5e61fa27c513fc8cfe3a851d77649056943fe510508ee", kill_on_drop: false }`
[INFO] [stdout] 297e425e86167b3557b5e61fa27c513fc8cfe3a851d77649056943fe510508ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9538bbc5dd6748a89d68fc1fc642892b1c3277d17de13e08f3d4a4bc1ddf5315
[INFO] running `Command { std: "docker" "start" "-a" "9538bbc5dd6748a89d68fc1fc642892b1c3277d17de13e08f3d4a4bc1ddf5315", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8-read v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "9538bbc5dd6748a89d68fc1fc642892b1c3277d17de13e08f3d4a4bc1ddf5315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9538bbc5dd6748a89d68fc1fc642892b1c3277d17de13e08f3d4a4bc1ddf5315", kill_on_drop: false }`
[INFO] [stdout] 9538bbc5dd6748a89d68fc1fc642892b1c3277d17de13e08f3d4a4bc1ddf5315
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 782c1d0deef56e6c780481e8c788f44ebcce2d3f18ee3ce8a43785033bcfe4c7
[INFO] running `Command { std: "docker" "start" "-a" "782c1d0deef56e6c780481e8c788f44ebcce2d3f18ee3ce8a43785033bcfe4c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8-read v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "782c1d0deef56e6c780481e8c788f44ebcce2d3f18ee3ce8a43785033bcfe4c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "782c1d0deef56e6c780481e8c788f44ebcce2d3f18ee3ce8a43785033bcfe4c7", kill_on_drop: false }`
[INFO] [stdout] 782c1d0deef56e6c780481e8c788f44ebcce2d3f18ee3ce8a43785033bcfe4c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 155b58b9940cdf23eae1b1839fa628b21b738af753326afe044b45468eac649b
[INFO] running `Command { std: "docker" "start" "-a" "155b58b9940cdf23eae1b1839fa628b21b738af753326afe044b45468eac649b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/utf8_read-71894b4ef53ab0f2)
[INFO] [stderr]      Running tests/string.rs (/opt/rustwide/target/debug/deps/string-a26f892f76f3d914)
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_hello ... ok
[INFO] [stdout] test test_utf8_short ... ok
[INFO] [stdout] test test_longer ... ok
[INFO] [stdout] test test_utf8_long ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/targeted.rs (/opt/rustwide/target/debug/deps/targeted-f80a74f820e42e77)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_me ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests utf8_read
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   --> src/lib.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 | #![warn(missing_doc_code_examples)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   --> src/lib.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 | #![warn(missing_doc_code_examples)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the `rustdoc::missing_doc_code_examples` lint is unstable
[INFO] [stderr]    = note: see issue #101730 <https://github.com/rust-lang/rust/issues/101730> for more information
[INFO] [stderr]    = help: add `#![feature(rustdoc_missing_doc_code_examples)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2026-04-24; consider upgrading it if it is out of date
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]    --> src/reader.rs:304:9
[INFO] [stderr]     |
[INFO] [stderr] 304 | #[allow(missing_doc_code_examples)]
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `rustdoc::missing_doc_code_examples`
[INFO] [stderr]    --> src/reader.rs:304:9
[INFO] [stderr]     |
[INFO] [stderr] 304 | #[allow(missing_doc_code_examples)]
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: the `rustdoc::missing_doc_code_examples` lint is unstable
[INFO] [stderr]     = note: see issue #101730 <https://github.com/rust-lang/rust/issues/101730> for more information
[INFO] [stderr]     = help: add `#![feature(rustdoc_missing_doc_code_examples)]` to the crate attributes to enable
[INFO] [stderr]     = note: this compiler was built on 2026-04-24; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stdout] running 3 tests
[INFO] [stderr] 
[INFO] [stdout] test src/reader.rs - reader::Reader (line 40) ... ok
[INFO] [stdout] test src/lib.rs - (line 45) ... ok
[INFO] [stdout] test src/lib.rs - (line 58) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "155b58b9940cdf23eae1b1839fa628b21b738af753326afe044b45468eac649b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "155b58b9940cdf23eae1b1839fa628b21b738af753326afe044b45468eac649b", kill_on_drop: false }`
[INFO] [stdout] 155b58b9940cdf23eae1b1839fa628b21b738af753326afe044b45468eac649b
