[INFO] fetching crate linear-regression 0.1.0...
[INFO] testing linear-regression-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate linear-regression 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate linear-regression 0.1.0
[INFO] finished tweaking crates.io crate linear-regression 0.1.0
[INFO] tweaked toml for crates.io crate linear-regression 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate linear-regression 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 linear-regression 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-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] bb57b5053f48ae8fb0eff9549bebf796d4beddf07891c082a9eed2166d8b2e7b
[INFO] running `Command { std: "docker" "start" "-a" "bb57b5053f48ae8fb0eff9549bebf796d4beddf07891c082a9eed2166d8b2e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb57b5053f48ae8fb0eff9549bebf796d4beddf07891c082a9eed2166d8b2e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb57b5053f48ae8fb0eff9549bebf796d4beddf07891c082a9eed2166d8b2e7b", kill_on_drop: false }`
[INFO] [stdout] bb57b5053f48ae8fb0eff9549bebf796d4beddf07891c082a9eed2166d8b2e7b
[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] 49f0d0a936fff4abfe916d7d9c0ef6d37b2681e8099de28d78e7e2055deccb2c
[INFO] running `Command { std: "docker" "start" "-a" "49f0d0a936fff4abfe916d7d9c0ef6d37b2681e8099de28d78e7e2055deccb2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling linear-regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `illegal_floating_point_literal_pattern` has been removed: no longer a warning, float patterns behave the same as `==`
[INFO] [stdout]   --> src/lib.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |     #[allow(illegal_floating_point_literal_pattern)]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "49f0d0a936fff4abfe916d7d9c0ef6d37b2681e8099de28d78e7e2055deccb2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49f0d0a936fff4abfe916d7d9c0ef6d37b2681e8099de28d78e7e2055deccb2c", kill_on_drop: false }`
[INFO] [stdout] 49f0d0a936fff4abfe916d7d9c0ef6d37b2681e8099de28d78e7e2055deccb2c
[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] 8b60cb1003a6fcebe6d27055d272f07a4fe599ba542954ba80bff56c061500c7
[INFO] running `Command { std: "docker" "start" "-a" "8b60cb1003a6fcebe6d27055d272f07a4fe599ba542954ba80bff56c061500c7", kill_on_drop: false }`
[INFO] [stdout] warning: lint `illegal_floating_point_literal_pattern` has been removed: no longer a warning, float patterns behave the same as `==`
[INFO] [stdout]   --> src/lib.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |     #[allow(illegal_floating_point_literal_pattern)]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling linear-regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `illegal_floating_point_literal_pattern` has been removed: no longer a warning, float patterns behave the same as `==`
[INFO] [stdout]   --> src/lib.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |     #[allow(illegal_floating_point_literal_pattern)]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "8b60cb1003a6fcebe6d27055d272f07a4fe599ba542954ba80bff56c061500c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b60cb1003a6fcebe6d27055d272f07a4fe599ba542954ba80bff56c061500c7", kill_on_drop: false }`
[INFO] [stdout] 8b60cb1003a6fcebe6d27055d272f07a4fe599ba542954ba80bff56c061500c7
[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] 2602a856892c481350450ab5a0a0d0e674c1efc703abc1cca2638a3f1e0df9ab
[INFO] running `Command { std: "docker" "start" "-a" "2602a856892c481350450ab5a0a0d0e674c1efc703abc1cca2638a3f1e0df9ab", kill_on_drop: false }`
[INFO] [stderr] warning: lint `illegal_floating_point_literal_pattern` has been removed: no longer a warning, float patterns behave the same as `==`
[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 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]   --> src/lib.rs:40:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |     #[allow(illegal_floating_point_literal_pattern)]
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `linear-regression` (lib) generated 1 warning
[INFO] [stderr] warning: `linear-regression` (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/linear_regression-4d2b6d9484f4db31)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/linear_regression-ee5fa8ba495f80ab)
[INFO] [stderr]    Doc-tests linear_regression
[INFO] [stderr] warning: lint `illegal_floating_point_literal_pattern` has been removed: no longer a warning, float patterns behave the same as `==`
[INFO] [stderr]   --> src/lib.rs:40:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |     #[allow(illegal_floating_point_literal_pattern)]
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "2602a856892c481350450ab5a0a0d0e674c1efc703abc1cca2638a3f1e0df9ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2602a856892c481350450ab5a0a0d0e674c1efc703abc1cca2638a3f1e0df9ab", kill_on_drop: false }`
[INFO] [stdout] 2602a856892c481350450ab5a0a0d0e674c1efc703abc1cca2638a3f1e0df9ab