[INFO] fetching crate linfa-trees 0.8.1...
[INFO] testing linfa-trees-0.8.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate linfa-trees 0.8.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate linfa-trees 0.8.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate linfa-trees 0.8.1
[INFO] tweaked toml for crates.io crate linfa-trees 0.8.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate linfa-trees 0.8.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate linfa-trees 0.8.1 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.105
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c32e6e89cdb3dc75b68bc074a17397576d51ce0c6336f7f63f2f5b44f6981cac
[INFO] running `Command { std: "docker" "start" "-a" "c32e6e89cdb3dc75b68bc074a17397576d51ce0c6336f7f63f2f5b44f6981cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c32e6e89cdb3dc75b68bc074a17397576d51ce0c6336f7f63f2f5b44f6981cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c32e6e89cdb3dc75b68bc074a17397576d51ce0c6336f7f63f2f5b44f6981cac", kill_on_drop: false }`
[INFO] [stdout] c32e6e89cdb3dc75b68bc074a17397576d51ce0c6336f7f63f2f5b44f6981cac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43e1944dd266aff116117c895563fb7028b5d9fce4c747d49be68eb2c2e8a042
[INFO] running `Command { std: "docker" "start" "-a" "43e1944dd266aff116117c895563fb7028b5d9fce4c747d49be68eb2c2e8a042", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
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[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling ndarray-rand v0.15.0
[INFO] [stderr]    Compiling linfa-trees v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.27s
[INFO] running `Command { std: "docker" "inspect" "43e1944dd266aff116117c895563fb7028b5d9fce4c747d49be68eb2c2e8a042", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43e1944dd266aff116117c895563fb7028b5d9fce4c747d49be68eb2c2e8a042", kill_on_drop: false }`
[INFO] [stdout] 43e1944dd266aff116117c895563fb7028b5d9fce4c747d49be68eb2c2e8a042
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81280046c805e4005b436e6ad67e8c126434429273bfc4133257b0678f71336f
[INFO] running `Command { std: "docker" "start" "-a" "81280046c805e4005b436e6ad67e8c126434429273bfc4133257b0678f71336f", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling csv-core v0.1.13
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[INFO] [stderr]    Compiling ndarray-csv v0.5.3
[INFO] [stderr]    Compiling linfa-datasets v0.8.1
[INFO] [stderr]    Compiling linfa-trees v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.40s
[INFO] running `Command { std: "docker" "inspect" "81280046c805e4005b436e6ad67e8c126434429273bfc4133257b0678f71336f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81280046c805e4005b436e6ad67e8c126434429273bfc4133257b0678f71336f", kill_on_drop: false }`
[INFO] [stdout] 81280046c805e4005b436e6ad67e8c126434429273bfc4133257b0678f71336f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3b437f9cc6bc47f87d35335b8edd62478838afc7b155d6927a179c7bcc078cc5
[INFO] running `Command { std: "docker" "start" "-a" "3b437f9cc6bc47f87d35335b8edd62478838afc7b155d6927a179c7bcc078cc5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/linfa_trees-738457f7a5ab9982)
[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::multilabel_four_uniform ... ok
[INFO] [stdout] test decision_trees::algorithm::tests::single_feature_random_noise_binary ... ok
[INFO] [stdout] test decision_trees::algorithm::tests::perfectly_separable_small ... ok
[INFO] [stdout] test decision_trees::algorithm::tests::prediction_for_rows_example ... ok
[INFO] [stdout] test decision_trees::algorithm::tests::entropy_example ... ok
[INFO] [stdout] test decision_trees::algorithm::tests::toy_dataset ... 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] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests linfa_trees
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/decision_trees/algorithm.rs - decision_trees::algorithm::DecisionTree (line 465) ... ok
[INFO] [stdout] test src/decision_trees/tikz.rs - decision_trees::tikz::Tikz (line 15) ... 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 2.75s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3b437f9cc6bc47f87d35335b8edd62478838afc7b155d6927a179c7bcc078cc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b437f9cc6bc47f87d35335b8edd62478838afc7b155d6927a179c7bcc078cc5", kill_on_drop: false }`
[INFO] [stdout] 3b437f9cc6bc47f87d35335b8edd62478838afc7b155d6927a179c7bcc078cc5