[INFO] fetching crate rafor 0.3.0...
[INFO] testing rafor-0.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rafor 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rafor 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rafor 0.3.0
[INFO] tweaked toml for crates.io crate rafor 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rafor 0.3.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rafor 0.3.0 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14125e1651425846c01736c77fd205dd1e0d8636e422ed049a7c42b86e51e109
[INFO] running `Command { std: "docker" "start" "-a" "14125e1651425846c01736c77fd205dd1e0d8636e422ed049a7c42b86e51e109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14125e1651425846c01736c77fd205dd1e0d8636e422ed049a7c42b86e51e109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14125e1651425846c01736c77fd205dd1e0d8636e422ed049a7c42b86e51e109", kill_on_drop: false }`
[INFO] [stdout] 14125e1651425846c01736c77fd205dd1e0d8636e422ed049a7c42b86e51e109
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8e7f78374076853a5dc1109113b11e326ca9f7863792c762fef1e13972874bb
[INFO] running `Command { std: "docker" "start" "-a" "f8e7f78374076853a5dc1109113b11e326ca9f7863792c762fef1e13972874bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling radsort v0.1.1
[INFO] [stderr]    Compiling argminmax v0.6.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.105
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rafor v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.04s
[INFO] running `Command { std: "docker" "inspect" "f8e7f78374076853a5dc1109113b11e326ca9f7863792c762fef1e13972874bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8e7f78374076853a5dc1109113b11e326ca9f7863792c762fef1e13972874bb", kill_on_drop: false }`
[INFO] [stdout] f8e7f78374076853a5dc1109113b11e326ca9f7863792c762fef1e13972874bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c9c44c92745bff92a99f8dad54a305b428e779b90a18b2a419bcca1c84c6e6f
[INFO] running `Command { std: "docker" "start" "-a" "3c9c44c92745bff92a99f8dad54a305b428e779b90a18b2a419bcca1c84c6e6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling rafor v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.80s
[INFO] running `Command { std: "docker" "inspect" "3c9c44c92745bff92a99f8dad54a305b428e779b90a18b2a419bcca1c84c6e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c9c44c92745bff92a99f8dad54a305b428e779b90a18b2a419bcca1c84c6e6f", kill_on_drop: false }`
[INFO] [stdout] 3c9c44c92745bff92a99f8dad54a305b428e779b90a18b2a419bcca1c84c6e6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c4a7d5915bbacb5b3c8d76c33b85580431ba2b260b7557bf48f82435a746e88d
[INFO] running `Command { std: "docker" "start" "-a" "c4a7d5915bbacb5b3c8d76c33b85580431ba2b260b7557bf48f82435a746e88d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rafor-a0e4c7de6b3f0cba)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::classifier_tree_depth10 ... ok
[INFO] [stdout] test tests::classifier_tree_overfit_self ... ok
[INFO] [stdout] test tests::decision_tree_regressor ... ok
[INFO] [stdout] test tests::decision_tree_regressor_overfit_self ... ok
[INFO] [stdout] test tests::random_forest_classifier_depth10 ... ok
[INFO] [stdout] test tests::random_forest_classifier_depth10_self ... ok
[INFO] [stdout] test tests::random_forest_classifier_overfit_self ... ok
[INFO] [stdout] test tests::random_forest_regressor_depth5 ... ok
[INFO] [stdout] test tests::random_forest_regressor_overfit_self ... ok
[INFO] [stdout] test tests::random_forest_regressor_depth10 ... ok
[INFO] [stderr]    Doc-tests rafor
[INFO] [stdout] test tests::random_forest_binary_classifier ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 14.60s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/tree_regressor.rs - tree_regressor::Regressor (line 22) ... ok
[INFO] [stdout] test src/tree_classifier.rs - tree_classifier::Classifier (line 24) ... ok
[INFO] [stdout] test src/ensemble_regressor.rs - ensemble_regressor::Regressor (line 25) ... ok
[INFO] [stdout] test src/ensemble_classifier.rs - ensemble_classifier::Classifier (line 25) ... ok
[INFO] [stdout] test src/lib.rs - (line 67) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.62s; merged doctests compilation took 0.59s
[INFO] running `Command { std: "docker" "inspect" "c4a7d5915bbacb5b3c8d76c33b85580431ba2b260b7557bf48f82435a746e88d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4a7d5915bbacb5b3c8d76c33b85580431ba2b260b7557bf48f82435a746e88d", kill_on_drop: false }`
[INFO] [stdout] c4a7d5915bbacb5b3c8d76c33b85580431ba2b260b7557bf48f82435a746e88d
