[INFO] fetching crate linfa-kernel 0.4.0...
[INFO] testing linfa-kernel-0.4.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate linfa-kernel 0.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate linfa-kernel 0.4.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linfa-kernel 0.4.0
[INFO] finished tweaking crates.io crate linfa-kernel 0.4.0
[INFO] tweaked toml for crates.io crate linfa-kernel 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27d439b0338fc906c9c387fd504b3f1820f95f439ab038fb832fbd743d814a41
[INFO] running `Command { std: "docker" "start" "-a" "27d439b0338fc906c9c387fd504b3f1820f95f439ab038fb832fbd743d814a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27d439b0338fc906c9c387fd504b3f1820f95f439ab038fb832fbd743d814a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27d439b0338fc906c9c387fd504b3f1820f95f439ab038fb832fbd743d814a41", kill_on_drop: false }`
[INFO] [stdout] 27d439b0338fc906c9c387fd504b3f1820f95f439ab038fb832fbd743d814a41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 189b0f164e09b419edd25bc30c7f3eb1c00c0f128753405a61372e721530f8f5
[INFO] running `Command { std: "docker" "start" "-a" "189b0f164e09b419edd25bc30c7f3eb1c00c0f128753405a61372e721530f8f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling space v0.10.3
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling hnsw v0.6.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling sprs v0.9.4
[INFO] [stderr]    Compiling linfa v0.4.0
[INFO] [stderr]    Compiling linfa-kernel v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.77s
[INFO] running `Command { std: "docker" "inspect" "189b0f164e09b419edd25bc30c7f3eb1c00c0f128753405a61372e721530f8f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "189b0f164e09b419edd25bc30c7f3eb1c00c0f128753405a61372e721530f8f5", kill_on_drop: false }`
[INFO] [stdout] 189b0f164e09b419edd25bc30c7f3eb1c00c0f128753405a61372e721530f8f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8d30db4839228fb2ea578859c5684eda40a8f7c1d2405bb9336cc1a5c7b89d4
[INFO] running `Command { std: "docker" "start" "-a" "a8d30db4839228fb2ea578859c5684eda40a8f7c1d2405bb9336cc1a5c7b89d4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling linfa-kernel v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `Command { std: "docker" "inspect" "a8d30db4839228fb2ea578859c5684eda40a8f7c1d2405bb9336cc1a5c7b89d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8d30db4839228fb2ea578859c5684eda40a8f7c1d2405bb9336cc1a5c7b89d4", kill_on_drop: false }`
[INFO] [stdout] a8d30db4839228fb2ea578859c5684eda40a8f7c1d2405bb9336cc1a5c7b89d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 09cd244b9a60204c99d40d6f21169835b52299a7d6e0d9723f446d97b09ca086
[INFO] running `Command { std: "docker" "start" "-a" "09cd244b9a60204c99d40d6f21169835b52299a7d6e0d9723f446d97b09ca086", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linfa_kernel-31f49f8340a86339)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::gaussian_test ... ok
[INFO] [stdout] test tests::dense_from_fn_test ... ok
[INFO] [stdout] test tests::test_kernel_upper_triangle ... ok
[INFO] [stdout] test sparse::tests::adjacency_matrix_test ... ok
[INFO] [stdout] test sparse::tests::euclidean_distance_test ... ok
[INFO] [stdout] test tests::poly2_test ... ok
[INFO] [stdout] test tests::sparse_from_fn_test ... ok
[INFO] [stdout] test sparse::tests::adjacency_matrix_test_2 ... ok
[INFO] [stdout] test tests::test_kernel_dot ... ok
[INFO] [stdout] test tests::test_kernel_diag ... ok
[INFO] [stdout] test tests::test_kernel_sum ... ok
[INFO] [stdout] test sparse::tests::sparse_panics_on_n_neighbours - should panic ... ok
[INFO] [stdout] test sparse::tests::sparse_panics_on_0_neighbours - should panic ... ok
[INFO] [stdout] test tests::test_kernel_transform_from_dataset ... ok
[INFO] [stdout] test tests::test_kernel_transform_from_array2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests linfa-kernel
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - KernelParams<F>::method (line 314) ... ok
[INFO] [stdout] test src/lib.rs - KernelBase<K1, K2>::params (line 93) ... ok
[INFO] [stdout] test src/lib.rs - KernelParams<F>::kind (line 344) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "09cd244b9a60204c99d40d6f21169835b52299a7d6e0d9723f446d97b09ca086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09cd244b9a60204c99d40d6f21169835b52299a7d6e0d9723f446d97b09ca086", kill_on_drop: false }`
[INFO] [stdout] 09cd244b9a60204c99d40d6f21169835b52299a7d6e0d9723f446d97b09ca086