[INFO] fetching crate linfa-trees 0.4.0... [INFO] testing linfa-trees-0.4.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate linfa-trees 0.4.0 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate linfa-trees 0.4.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate linfa-trees 0.4.0 [INFO] finished tweaking crates.io crate linfa-trees 0.4.0 [INFO] tweaked toml for crates.io crate linfa-trees 0.4.0 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate crates.io crate linfa-trees 0.4.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 60d564031d2d7bb243c8b270e99e75014d53b24ce32cf9ba1940dbc0e13f6af2 [INFO] running `Command { std: "docker" "start" "-a" "60d564031d2d7bb243c8b270e99e75014d53b24ce32cf9ba1940dbc0e13f6af2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "60d564031d2d7bb243c8b270e99e75014d53b24ce32cf9ba1940dbc0e13f6af2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60d564031d2d7bb243c8b270e99e75014d53b24ce32cf9ba1940dbc0e13f6af2", kill_on_drop: false }` [INFO] [stdout] 60d564031d2d7bb243c8b270e99e75014d53b24ce32cf9ba1940dbc0e13f6af2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ed06a2a7ad36db8920b810db08e3c4ed67f23267cdae48e9139ce147de9e251 [INFO] running `Command { std: "docker" "start" "-a" "5ed06a2a7ad36db8920b810db08e3c4ed67f23267cdae48e9139ce147de9e251", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling syn v1.0.71 [INFO] [stderr] Compiling ndarray v0.14.0 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling linfa v0.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling matrixmultiply v0.2.4 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling crossbeam-epoch v0.9.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-complex v0.3.1 [INFO] [stderr] Compiling approx v0.4.0 [INFO] [stderr] Compiling rand_distr v0.4.0 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Compiling thiserror v1.0.24 [INFO] [stderr] Compiling ndarray-rand v0.13.0 [INFO] [stderr] Compiling linfa-trees v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.94s [INFO] running `Command { std: "docker" "inspect" "5ed06a2a7ad36db8920b810db08e3c4ed67f23267cdae48e9139ce147de9e251", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ed06a2a7ad36db8920b810db08e3c4ed67f23267cdae48e9139ce147de9e251", kill_on_drop: false }` [INFO] [stdout] 5ed06a2a7ad36db8920b810db08e3c4ed67f23267cdae48e9139ce147de9e251 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df90c3a93391e350385a1db1eef8b535ac13dd2854a11db498264153c719b5e9 [INFO] running `Command { std: "docker" "start" "-a" "df90c3a93391e350385a1db1eef8b535ac13dd2854a11db498264153c719b5e9", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling plotters-backend v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling regex-syntax v0.6.23 [INFO] [stderr] Compiling half v1.7.1 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling itertools v0.10.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling cast v0.2.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling flate2 v1.0.20 [INFO] [stderr] Compiling plotters-svg v0.3.0 [INFO] [stderr] Compiling plotters v0.3.0 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling regex v1.4.6 [INFO] [stderr] Compiling bstr v0.2.15 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling ndarray-csv v0.5.0 [INFO] [stderr] Compiling linfa-datasets v0.4.0 [INFO] [stderr] Compiling criterion v0.3.4 [INFO] [stderr] Compiling linfa-trees v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 37.75s [INFO] running `Command { std: "docker" "inspect" "df90c3a93391e350385a1db1eef8b535ac13dd2854a11db498264153c719b5e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df90c3a93391e350385a1db1eef8b535ac13dd2854a11db498264153c719b5e9", kill_on_drop: false }` [INFO] [stdout] df90c3a93391e350385a1db1eef8b535ac13dd2854a11db498264153c719b5e9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 315e09fa75afa8f9313513a856f3c0864561af680f4e71d452e662c99160cdab [INFO] running `Command { std: "docker" "start" "-a" "315e09fa75afa8f9313513a856f3c0864561af680f4e71d452e662c99160cdab", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/linfa_trees-94c74be9c55a60a6) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test decision_trees::algorithm::tests::entropy_example ... 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::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. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.56s [INFO] [stdout] [INFO] [stderr] Doc-tests linfa-trees [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/decision_trees/tikz.rs - decision_trees::tikz::Tikz (line 16) ... ok [INFO] [stdout] test src/decision_trees/algorithm.rs - decision_trees::algorithm::DecisionTree (line 464) ... ok [INFO] [stdout] test src/decision_trees/hyperparameters.rs - decision_trees::hyperparameters::DecisionTreeParams (line 35) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.38s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "315e09fa75afa8f9313513a856f3c0864561af680f4e71d452e662c99160cdab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "315e09fa75afa8f9313513a856f3c0864561af680f4e71d452e662c99160cdab", kill_on_drop: false }` [INFO] [stdout] 315e09fa75afa8f9313513a856f3c0864561af680f4e71d452e662c99160cdab