[INFO] cloning repository https://github.com/SoichiroOta/rsklearn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SoichiroOta/rsklearn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoichiroOta%2Frsklearn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoichiroOta%2Frsklearn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a2c404b138d24eb2203cd10c385fa3fb4e1696c
[INFO] testing SoichiroOta/rsklearn against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoichiroOta%2Frsklearn" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SoichiroOta/rsklearn on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SoichiroOta/rsklearn
[INFO] finished tweaking git repo https://github.com/SoichiroOta/rsklearn
[INFO] tweaked toml for git repo https://github.com/SoichiroOta/rsklearn written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/SoichiroOta/rsklearn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f24d62ebd0a7d2e3ecb43f5d1eba6937781b23f8de9a0e2f64a7532999311b9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6f24d62ebd0a7d2e3ecb43f5d1eba6937781b23f8de9a0e2f64a7532999311b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f24d62ebd0a7d2e3ecb43f5d1eba6937781b23f8de9a0e2f64a7532999311b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f24d62ebd0a7d2e3ecb43f5d1eba6937781b23f8de9a0e2f64a7532999311b9", kill_on_drop: false }`
[INFO] [stdout] 6f24d62ebd0a7d2e3ecb43f5d1eba6937781b23f8de9a0e2f64a7532999311b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 95aed11d2166806c533465e835451ce8837c0844463c147b0da956cbe4e6b95c
[INFO] running `Command { std: "docker" "start" "-a" "95aed11d2166806c533465e835451ce8837c0844463c147b0da956cbe4e6b95c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.84
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rsklearn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.95s
[INFO] running `Command { std: "docker" "inspect" "95aed11d2166806c533465e835451ce8837c0844463c147b0da956cbe4e6b95c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95aed11d2166806c533465e835451ce8837c0844463c147b0da956cbe4e6b95c", kill_on_drop: false }`
[INFO] [stdout] 95aed11d2166806c533465e835451ce8837c0844463c147b0da956cbe4e6b95c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49d8a6cd5b8fc295d4cf04170903b0bb9cfd9f04c897b9ae6b72dd3316eedf59
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "49d8a6cd5b8fc295d4cf04170903b0bb9cfd9f04c897b9ae6b72dd3316eedf59", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rand_isaac v0.2.0
[INFO] [stderr]    Compiling rand_distr v0.3.0
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling ndarray-rand v0.12.0
[INFO] [stderr]    Compiling rsklearn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.26s
[INFO] running `Command { std: "docker" "inspect" "49d8a6cd5b8fc295d4cf04170903b0bb9cfd9f04c897b9ae6b72dd3316eedf59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d8a6cd5b8fc295d4cf04170903b0bb9cfd9f04c897b9ae6b72dd3316eedf59", kill_on_drop: false }`
[INFO] [stdout] 49d8a6cd5b8fc295d4cf04170903b0bb9cfd9f04c897b9ae6b72dd3316eedf59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4826c80095bade5dbf209ecdc0750ce981c4d1a302c45f30ca1593aae6b1efa2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4826c80095bade5dbf209ecdc0750ce981c4d1a302c45f30ca1593aae6b1efa2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rsklearn-0c490218505eb13d)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test dataset::tests::dataset_implements_required_methods ... ok
[INFO] [stdout] test dataset::tests::datasets_have_k_fold ... ok
[INFO] [stdout] test metrics_classification::tests::split_one_vs_all ... ok
[INFO] [stdout] test metrics_classification::tests::test_roc_curve ... ok
[INFO] [stdout] test metrics_classification::tests::test_modification ... ok
[INFO] [stdout] test metrics_classification::tests::test_roc_auc ... ok
[INFO] [stdout] test metrics_regression::tests::test_max_error ... ok
[INFO] [stdout] test metrics_regression::tests::test_median_absolute_error ... ok
[INFO] [stdout] test metrics_classification::tests::test_cm_metrices ... ok
[INFO] [stdout] test dataset::tests::dataset_view_implements_required_methods ... ok
[INFO] [stdout] test metrics_regression::tests::test_same ... ok
[INFO] [stdout] test metrics_classification::tests::test_confusion_matrix ... ok
[INFO] [stdout] test metrics_regression::tests::test_mean_squared_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rsklearn
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/metrics_classification.rs - metrics_classification::ConfusionMatrix<A>::f_score (line 145) ... ignored
[INFO] [stdout] test src/metrics_classification.rs - metrics_classification::ConfusionMatrix<A>::precision (line 58) ... ignored
[INFO] [stdout] test src/metrics_classification.rs - metrics_classification::ConfusionMatrix<A>::precision (line 68) ... ignored
[INFO] [stdout] test src/metrics_classification.rs - metrics_classification::ConfusionMatrix<A>::recall (line 110) ... ignored
[INFO] [stdout] test src/metrics_classification.rs - metrics_classification::ConfusionMatrix<A>::recall (line 99) ... ignored
[INFO] [stdout] test src/dataset/impl_dataset.rs - dataset::impl_dataset::Dataset<F, E>::fold (line 290) ... ok
[INFO] [stdout] test src/dataset/impl_dataset.rs - dataset::impl_dataset::DatasetView::fold (line 373) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 5 ignored; 0 measured; 0 filtered out; finished in 3.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4826c80095bade5dbf209ecdc0750ce981c4d1a302c45f30ca1593aae6b1efa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4826c80095bade5dbf209ecdc0750ce981c4d1a302c45f30ca1593aae6b1efa2", kill_on_drop: false }`
[INFO] [stdout] 4826c80095bade5dbf209ecdc0750ce981c4d1a302c45f30ca1593aae6b1efa2