[INFO] fetching crate linfa-trees 0.8.0...
[INFO] testing linfa-trees-0.8.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate linfa-trees 0.8.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate linfa-trees 0.8.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate linfa-trees 0.8.0
[INFO] tweaked toml for crates.io crate linfa-trees 0.8.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate linfa-trees 0.8.0 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 linfa-trees 0.8.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0363ed49e2e90e6a0bc61cb3e712588d2f9c22385c90d4ba2a0667954fbe3649
[INFO] running `Command { std: "docker" "start" "-a" "0363ed49e2e90e6a0bc61cb3e712588d2f9c22385c90d4ba2a0667954fbe3649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0363ed49e2e90e6a0bc61cb3e712588d2f9c22385c90d4ba2a0667954fbe3649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0363ed49e2e90e6a0bc61cb3e712588d2f9c22385c90d4ba2a0667954fbe3649", kill_on_drop: false }`
[INFO] [stdout] 0363ed49e2e90e6a0bc61cb3e712588d2f9c22385c90d4ba2a0667954fbe3649
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 88aa489f509fcba92c3b64a0f1640a0eb1d026db4b2ad2a2f8cafe0a858978f4
[INFO] running `Command { std: "docker" "start" "-a" "88aa489f509fcba92c3b64a0f1640a0eb1d026db4b2ad2a2f8cafe0a858978f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
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[INFO] [stderr]    Compiling spin v0.10.0
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[INFO] [stderr]    Compiling thiserror-impl v2.0.17
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[INFO] [stderr]    Compiling linfa-trees v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "88aa489f509fcba92c3b64a0f1640a0eb1d026db4b2ad2a2f8cafe0a858978f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88aa489f509fcba92c3b64a0f1640a0eb1d026db4b2ad2a2f8cafe0a858978f4", kill_on_drop: false }`
[INFO] [stdout] 88aa489f509fcba92c3b64a0f1640a0eb1d026db4b2ad2a2f8cafe0a858978f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 93c3c2cedba8b24ba6680d33b1013aade916aa4a504674df24d6855772800ff7
[INFO] running `Command { std: "docker" "start" "-a" "93c3c2cedba8b24ba6680d33b1013aade916aa4a504674df24d6855772800ff7", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling ndarray-csv v0.5.3
[INFO] [stderr]    Compiling linfa-datasets v0.8.0
[INFO] [stderr]    Compiling linfa-trees v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.33s
[INFO] running `Command { std: "docker" "inspect" "93c3c2cedba8b24ba6680d33b1013aade916aa4a504674df24d6855772800ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93c3c2cedba8b24ba6680d33b1013aade916aa4a504674df24d6855772800ff7", kill_on_drop: false }`
[INFO] [stdout] 93c3c2cedba8b24ba6680d33b1013aade916aa4a504674df24d6855772800ff7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9ee5bd85074b76d59ed821731a3f1f11429bc80679be40837bb6ea24ae513542
[INFO] running `Command { std: "docker" "start" "-a" "9ee5bd85074b76d59ed821731a3f1f11429bc80679be40837bb6ea24ae513542", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/linfa_trees-525155a88a588c7b)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test decision_trees::algorithm::tests::autotraits ... ok
[INFO] [stdout] test decision_trees::algorithm::tests::gini_impurity_example ... ok
[INFO] [stdout] test decision_trees::algorithm::tests::prediction_for_rows_example ... ok
[INFO] [stdout] test decision_trees::algorithm::tests::perfectly_separable_small ... ok
[INFO] [stdout] test decision_trees::algorithm::tests::multilabel_four_uniform ... ok
[INFO] [stdout] test decision_trees::algorithm::tests::single_feature_random_noise_binary ... ok
[INFO] [stdout] test decision_trees::algorithm::tests::toy_dataset ... ok
[INFO] [stdout] test decision_trees::algorithm::tests::entropy_example ... ok
[INFO] [stdout] test decision_trees::algorithm::tests::panic_min_impurity_decrease - should panic ... ok
[INFO] [stdout] test decision_trees::algorithm::tests::check_max_depth ... ok
[INFO] [stderr]    Doc-tests linfa_trees
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/decision_trees/tikz.rs - decision_trees::tikz::Tikz (line 15) ... ok
[INFO] [stdout] test src/decision_trees/algorithm.rs - decision_trees::algorithm::DecisionTree (line 465) ... ok
[INFO] [stdout] test src/decision_trees/hyperparams.rs - decision_trees::hyperparams::DecisionTreeValidParams (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9ee5bd85074b76d59ed821731a3f1f11429bc80679be40837bb6ea24ae513542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ee5bd85074b76d59ed821731a3f1f11429bc80679be40837bb6ea24ae513542", kill_on_drop: false }`
[INFO] [stdout] 9ee5bd85074b76d59ed821731a3f1f11429bc80679be40837bb6ea24ae513542