[INFO] fetching crate linfa 0.2.1...
[INFO] testing linfa-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate linfa 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate linfa 0.2.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linfa 0.2.1
[INFO] finished tweaking crates.io crate linfa 0.2.1
[INFO] tweaked toml for crates.io crate linfa 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_distr v0.3.0
[INFO] [stderr]   Downloaded ndarray v0.14.0
[INFO] [stderr]   Downloaded ndarray-rand v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] 4f97fca250301ba09a4f163f994a261f2448469e110f38804848bdae09819cfc
[INFO] running `Command { std: "docker" "start" "-a" "4f97fca250301ba09a4f163f994a261f2448469e110f38804848bdae09819cfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f97fca250301ba09a4f163f994a261f2448469e110f38804848bdae09819cfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f97fca250301ba09a4f163f994a261f2448469e110f38804848bdae09819cfc", kill_on_drop: false }`
[INFO] [stdout] 4f97fca250301ba09a4f163f994a261f2448469e110f38804848bdae09819cfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 088285e440736b9da425065daf79b6dc380f56e73f192cc3665b7a4f5ad7cdc7
[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" "088285e440736b9da425065daf79b6dc380f56e73f192cc3665b7a4f5ad7cdc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling linfa v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.99s
[INFO] running `Command { std: "docker" "inspect" "088285e440736b9da425065daf79b6dc380f56e73f192cc3665b7a4f5ad7cdc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "088285e440736b9da425065daf79b6dc380f56e73f192cc3665b7a4f5ad7cdc7", kill_on_drop: false }`
[INFO] [stdout] 088285e440736b9da425065daf79b6dc380f56e73f192cc3665b7a4f5ad7cdc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05731cf3cf1ee5514be0210a4269be61b1271ba513f8e9018f849d00228b7630
[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" "05731cf3cf1ee5514be0210a4269be61b1271ba513f8e9018f849d00228b7630", kill_on_drop: false }`
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rand_distr v0.3.0
[INFO] [stderr]    Compiling ndarray-rand v0.12.0
[INFO] [stderr]    Compiling linfa v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.19s
[INFO] running `Command { std: "docker" "inspect" "05731cf3cf1ee5514be0210a4269be61b1271ba513f8e9018f849d00228b7630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05731cf3cf1ee5514be0210a4269be61b1271ba513f8e9018f849d00228b7630", kill_on_drop: false }`
[INFO] [stdout] 05731cf3cf1ee5514be0210a4269be61b1271ba513f8e9018f849d00228b7630
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 653c801cba6de941fbefc96a491ba56b1f6a1fcc5d3a4a44cf4eb15e35e12b22
[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" "653c801cba6de941fbefc96a491ba56b1f6a1fcc5d3a4a44cf4eb15e35e12b22", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/linfa-2c63ccfabc6ebaa1
[INFO] [stdout] test metrics_classification::tests::test_confusion_matrix ... ok
[INFO] [stdout] test metrics_regression::tests::test_max_error ... ok
[INFO] [stdout] test metrics_regression::tests::test_mean_squared_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 metrics_classification::tests::test_modification ... 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_roc_auc ... ok
[INFO] [stderr]    Doc-tests linfa
[INFO] [stdout] test metrics_regression::tests::test_same ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 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] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 5 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "653c801cba6de941fbefc96a491ba56b1f6a1fcc5d3a4a44cf4eb15e35e12b22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "653c801cba6de941fbefc96a491ba56b1f6a1fcc5d3a4a44cf4eb15e35e12b22", kill_on_drop: false }`
[INFO] [stdout] 653c801cba6de941fbefc96a491ba56b1f6a1fcc5d3a4a44cf4eb15e35e12b22