[INFO] fetching crate slicer 0.1.1...
[INFO] testing slicer-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate slicer 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate slicer 0.1.1
[INFO] finished tweaking crates.io crate slicer 0.1.1
[INFO] tweaked toml for crates.io crate slicer 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate slicer 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 530641ff2661b5b50ad3cde86ffe23abfabba137a742497124954b8d3705757b
[INFO] running `Command { std: "docker" "start" "-a" "530641ff2661b5b50ad3cde86ffe23abfabba137a742497124954b8d3705757b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "530641ff2661b5b50ad3cde86ffe23abfabba137a742497124954b8d3705757b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "530641ff2661b5b50ad3cde86ffe23abfabba137a742497124954b8d3705757b", kill_on_drop: false }`
[INFO] [stdout] 530641ff2661b5b50ad3cde86ffe23abfabba137a742497124954b8d3705757b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 42bcaea750228f1ae2511d02462dfe6cbf542e3dd42cf5f79cb09fc80b958f8a
[INFO] running `Command { std: "docker" "start" "-a" "42bcaea750228f1ae2511d02462dfe6cbf542e3dd42cf5f79cb09fc80b958f8a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling slicer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/lib.rs:744:18
[INFO] [stdout]     |
[INFO] [stdout] 744 |             line.trim_right_matches(|char: char| char == '\n' || char == '\r')
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 744 -             line.trim_right_matches(|char: char| char == '\n' || char == '\r')
[INFO] [stdout] 744 +             line.trim_end_matches(|char: char| char == '\n' || char == '\r')
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "42bcaea750228f1ae2511d02462dfe6cbf542e3dd42cf5f79cb09fc80b958f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42bcaea750228f1ae2511d02462dfe6cbf542e3dd42cf5f79cb09fc80b958f8a", kill_on_drop: false }`
[INFO] [stdout] 42bcaea750228f1ae2511d02462dfe6cbf542e3dd42cf5f79cb09fc80b958f8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d595ac20a2936ba92c40ccd38c80f3e72b992a0aed3fae46306806acfd6e6d63
[INFO] running `Command { std: "docker" "start" "-a" "d595ac20a2936ba92c40ccd38c80f3e72b992a0aed3fae46306806acfd6e6d63", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/lib.rs:744:18
[INFO] [stdout]     |
[INFO] [stdout] 744 |             line.trim_right_matches(|char: char| char == '\n' || char == '\r')
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 744 -             line.trim_right_matches(|char: char| char == '\n' || char == '\r')
[INFO] [stdout] 744 +             line.trim_end_matches(|char: char| char == '\n' || char == '\r')
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling slicer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/lib.rs:744:18
[INFO] [stdout]     |
[INFO] [stdout] 744 |             line.trim_right_matches(|char: char| char == '\n' || char == '\r')
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 744 -             line.trim_right_matches(|char: char| char == '\n' || char == '\r')
[INFO] [stdout] 744 +             line.trim_end_matches(|char: char| char == '\n' || char == '\r')
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "d595ac20a2936ba92c40ccd38c80f3e72b992a0aed3fae46306806acfd6e6d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d595ac20a2936ba92c40ccd38c80f3e72b992a0aed3fae46306806acfd6e6d63", kill_on_drop: false }`
[INFO] [stdout] d595ac20a2936ba92c40ccd38c80f3e72b992a0aed3fae46306806acfd6e6d63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b54744a9c66374f1fed801569d51b638deab12e0bdf17c6278a85147d862025f
[INFO] running `Command { std: "docker" "start" "-a" "b54744a9c66374f1fed801569d51b638deab12e0bdf17c6278a85147d862025f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stderr]    --> src/lib.rs:744:18
[INFO] [stderr]     |
[INFO] [stderr] 744 |             line.trim_right_matches(|char: char| char == '\n' || char == '\r')
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] help: replace the use of the deprecated method
[INFO] [stderr]     |
[INFO] [stderr] 744 -             line.trim_right_matches(|char: char| char == '\n' || char == '\r')
[INFO] [stderr] 744 +             line.trim_end_matches(|char: char| char == '\n' || char == '\r')
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `slicer` (lib) generated 1 warning (run `cargo fix --lib -p slicer` to apply 1 suggestion)
[INFO] [stderr] warning: `slicer` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/slicer-76a8105adf5d20c3)
[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 slicer
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test src/lib.rs - AsSlicer::as_slicer_with_tracker (line 44) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::cut_off (line 322) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::as_str (line 304) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::is_next (line 497) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - AsSlicer::as_slicer (line 33) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,()>::new (line 231) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::byte_pos (line 344) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::is_at_end (line 788) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::skip_num_chars (line 457) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::jump_to (line 372) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::skip_non_whitespace (line 676) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::jump_to (line 363) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::skip_until (line 547) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::skip_until_after (line 586) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::slice_line (line 734) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::skip_over (line 512) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::skip_line (line 716) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::skip_to_end (line 752) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::skip_whitespace (line 636) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::slice_non_whitespace (line 699) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::slice_num_chars (line 477) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::slice_to_end (line 768) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::slice_whitespace (line 656) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::slice_until (line 564) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::slice_until_after (line 610) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::tracker (line 411) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::tracker_mut (line 423) ... ok
[INFO] [stdout] test src/lib.rs - trackers::LineTracker (line 872) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::with_tracker (line 252) ... ok
[INFO] [stdout] test src/lib.rs - StrSlicer<'str,T>::tracker_pos (line 435) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b54744a9c66374f1fed801569d51b638deab12e0bdf17c6278a85147d862025f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b54744a9c66374f1fed801569d51b638deab12e0bdf17c6278a85147d862025f", kill_on_drop: false }`
[INFO] [stdout] b54744a9c66374f1fed801569d51b638deab12e0bdf17c6278a85147d862025f