[INFO] fetching crate coniferous 0.2.1...
[INFO] testing coniferous-0.2.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate coniferous 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate coniferous 0.2.1
[INFO] finished tweaking crates.io crate coniferous 0.2.1
[INFO] tweaked toml for crates.io crate coniferous 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate coniferous 0.2.1 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] [stderr]       Adding parsnip v0.1.3 (available: v0.3.0)
[INFO] [stderr]       Adding rand v0.5.6 (available: v0.9.2)
[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] 6b29ab615e1fd71e011f99387477f9abe2bb069e80f392cc3626ad03882b3f30
[INFO] running `Command { std: "docker" "start" "-a" "6b29ab615e1fd71e011f99387477f9abe2bb069e80f392cc3626ad03882b3f30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b29ab615e1fd71e011f99387477f9abe2bb069e80f392cc3626ad03882b3f30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b29ab615e1fd71e011f99387477f9abe2bb069e80f392cc3626ad03882b3f30", kill_on_drop: false }`
[INFO] [stdout] 6b29ab615e1fd71e011f99387477f9abe2bb069e80f392cc3626ad03882b3f30
[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] fe5edf1daa0a1350405437389a263bc2451314081933b5a17e57255cc795db97
[INFO] running `Command { std: "docker" "start" "-a" "fe5edf1daa0a1350405437389a263bc2451314081933b5a17e57255cc795db97", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling parsnip v0.1.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling coniferous v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.50s
[INFO] running `Command { std: "docker" "inspect" "fe5edf1daa0a1350405437389a263bc2451314081933b5a17e57255cc795db97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe5edf1daa0a1350405437389a263bc2451314081933b5a17e57255cc795db97", kill_on_drop: false }`
[INFO] [stdout] fe5edf1daa0a1350405437389a263bc2451314081933b5a17e57255cc795db97
[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] f37a7a15c5fb90ba1446163a93d546beaff5b851543df1d4be81cd96ddf4921b
[INFO] running `Command { std: "docker" "start" "-a" "f37a7a15c5fb90ba1446163a93d546beaff5b851543df1d4be81cd96ddf4921b", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling coniferous v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "f37a7a15c5fb90ba1446163a93d546beaff5b851543df1d4be81cd96ddf4921b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f37a7a15c5fb90ba1446163a93d546beaff5b851543df1d4be81cd96ddf4921b", kill_on_drop: false }`
[INFO] [stdout] f37a7a15c5fb90ba1446163a93d546beaff5b851543df1d4be81cd96ddf4921b
[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] 5ddfb6563126ee3d050abe97fd25a85a31b2ccb3e5d6071c8bce353b99621e28
[INFO] running `Command { std: "docker" "start" "-a" "5ddfb6563126ee3d050abe97fd25a85a31b2ccb3e5d6071c8bce353b99621e28", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/coniferous-a406e638868acaad)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_eval_node ... ok
[INFO] [stdout] test tests::test_best_split ... ok
[INFO] [stdout] test tests::test_best_criteria ... ok
[INFO] [stdout] test tests::test_decision_tree ... ok
[INFO] [stdout] test tests::test_generate_criteria ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests coniferous
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - CARTree::fit (line 82) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5ddfb6563126ee3d050abe97fd25a85a31b2ccb3e5d6071c8bce353b99621e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ddfb6563126ee3d050abe97fd25a85a31b2ccb3e5d6071c8bce353b99621e28", kill_on_drop: false }`
[INFO] [stdout] 5ddfb6563126ee3d050abe97fd25a85a31b2ccb3e5d6071c8bce353b99621e28