[INFO] fetching crate utf8-read 0.4.0... [INFO] testing utf8-read-0.4.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2 [INFO] extracting crate utf8-read 0.4.0 into /workspace/builds/worker-2-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-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate utf8-read 0.4.0 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] accc8f87d392f994a52ff10d599168a156c882fc228b25394e71240e2f115da3 [INFO] running `Command { std: "docker" "start" "-a" "accc8f87d392f994a52ff10d599168a156c882fc228b25394e71240e2f115da3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "accc8f87d392f994a52ff10d599168a156c882fc228b25394e71240e2f115da3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "accc8f87d392f994a52ff10d599168a156c882fc228b25394e71240e2f115da3", kill_on_drop: false }` [INFO] [stdout] accc8f87d392f994a52ff10d599168a156c882fc228b25394e71240e2f115da3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c795148ba1a7936809fa92b4588a540f63460379a99178db7d32dbc5158b9e44 [INFO] running `Command { std: "docker" "start" "-a" "c795148ba1a7936809fa92b4588a540f63460379a99178db7d32dbc5158b9e44", 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 0.28s [INFO] running `Command { std: "docker" "inspect" "c795148ba1a7936809fa92b4588a540f63460379a99178db7d32dbc5158b9e44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c795148ba1a7936809fa92b4588a540f63460379a99178db7d32dbc5158b9e44", kill_on_drop: false }` [INFO] [stdout] c795148ba1a7936809fa92b4588a540f63460379a99178db7d32dbc5158b9e44 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7cf569b6d11d419f7be167e7cc0f78fe9e306469bdff1f62255227ed49faa642 [INFO] running `Command { std: "docker" "start" "-a" "7cf569b6d11d419f7be167e7cc0f78fe9e306469bdff1f62255227ed49faa642", 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 0.56s [INFO] running `Command { std: "docker" "inspect" "7cf569b6d11d419f7be167e7cc0f78fe9e306469bdff1f62255227ed49faa642", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cf569b6d11d419f7be167e7cc0f78fe9e306469bdff1f62255227ed49faa642", kill_on_drop: false }` [INFO] [stdout] 7cf569b6d11d419f7be167e7cc0f78fe9e306469bdff1f62255227ed49faa642 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 97e53d672f5b110f8b2593b4ee88253e8bb328cc02859e55482f66af33082729 [INFO] running `Command { std: "docker" "start" "-a" "97e53d672f5b110f8b2593b4ee88253e8bb328cc02859e55482f66af33082729", 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-b7108043b255abdf) [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] Running tests/string.rs (/opt/rustwide/target/debug/deps/string-261831e489e967bd) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_utf8_short ... ok [INFO] [stdout] test test_longer ... ok [INFO] [stdout] test test_hello ... 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 0.03s [INFO] [stdout] [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] Running tests/targeted.rs (/opt/rustwide/target/debug/deps/targeted-97b31f4f8422ebf7) [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 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 2026-03-21; 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 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 2026-03-21; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - (line 45) ... ok [INFO] [stdout] test src/lib.rs - (line 58) ... ok [INFO] [stdout] test src/reader.rs - reader::Reader (line 40) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "97e53d672f5b110f8b2593b4ee88253e8bb328cc02859e55482f66af33082729", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97e53d672f5b110f8b2593b4ee88253e8bb328cc02859e55482f66af33082729", kill_on_drop: false }` [INFO] [stdout] 97e53d672f5b110f8b2593b4ee88253e8bb328cc02859e55482f66af33082729