[INFO] fetching crate linfa-kernel 0.5.0...
[INFO] testing linfa-kernel-0.5.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate linfa-kernel 0.5.0 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate linfa-kernel 0.5.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linfa-kernel 0.5.0
[INFO] finished tweaking crates.io crate linfa-kernel 0.5.0
[INFO] tweaked toml for crates.io crate linfa-kernel 0.5.0 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 100aa004667e62a839e47c85655c111128e8c4bb976866322a5290b05757a52f
[INFO] running `Command { std: "docker" "start" "-a" "100aa004667e62a839e47c85655c111128e8c4bb976866322a5290b05757a52f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "100aa004667e62a839e47c85655c111128e8c4bb976866322a5290b05757a52f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "100aa004667e62a839e47c85655c111128e8c4bb976866322a5290b05757a52f", kill_on_drop: false }`
[INFO] [stdout] 100aa004667e62a839e47c85655c111128e8c4bb976866322a5290b05757a52f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee07d2b0460097104cb2a77f75eac17ff3cdbb8d51b94b53babaa52f8569c55d
[INFO] running `Command { std: "docker" "start" "-a" "ee07d2b0460097104cb2a77f75eac17ff3cdbb8d51b94b53babaa52f8569c55d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling linfa v0.5.0
[INFO] [stderr]    Compiling order-stat v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling matrixmultiply v0.3.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling noisy_float v0.2.0
[INFO] [stderr]    Compiling kdtree v0.6.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling ndarray v0.15.3
[INFO] [stderr]    Compiling ndarray-stats v0.5.0
[INFO] [stderr]    Compiling sprs v0.11.0
[INFO] [stderr]    Compiling linfa-nn v0.5.0
[INFO] [stderr]    Compiling linfa-kernel v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.96s
[INFO] running `Command { std: "docker" "inspect" "ee07d2b0460097104cb2a77f75eac17ff3cdbb8d51b94b53babaa52f8569c55d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee07d2b0460097104cb2a77f75eac17ff3cdbb8d51b94b53babaa52f8569c55d", kill_on_drop: false }`
[INFO] [stdout] ee07d2b0460097104cb2a77f75eac17ff3cdbb8d51b94b53babaa52f8569c55d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 548e94332414ed7e8d61fd69c2a340c815d4ccd757b52c4c605bff93df51351b
[INFO] running `Command { std: "docker" "start" "-a" "548e94332414ed7e8d61fd69c2a340c815d4ccd757b52c4c605bff93df51351b", kill_on_drop: false }`
[INFO] [stderr]    Compiling linfa-kernel v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "548e94332414ed7e8d61fd69c2a340c815d4ccd757b52c4c605bff93df51351b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "548e94332414ed7e8d61fd69c2a340c815d4ccd757b52c4c605bff93df51351b", kill_on_drop: false }`
[INFO] [stdout] 548e94332414ed7e8d61fd69c2a340c815d4ccd757b52c4c605bff93df51351b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91aade9e7d022ddf85b3528c1f7123c3a065c3188b23c9aa94cc1ed5120893e2
[INFO] running `Command { std: "docker" "start" "-a" "91aade9e7d022ddf85b3528c1f7123c3a065c3188b23c9aa94cc1ed5120893e2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linfa_kernel-3eb2176507576b21)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::poly2_test ... ok
[INFO] [stdout] test tests::gaussian_test ... ok
[INFO] [stdout] test sparse::tests::adjacency_matrix_test_2 ... ok
[INFO] [stdout] test tests::sparse_from_fn_test ... ok
[INFO] [stdout] test sparse::tests::adjacency_matrix_test ... ok
[INFO] [stdout] test tests::dense_from_fn_test ... ok
[INFO] [stdout] test tests::test_kernel_upper_triangle ... ok
[INFO] [stdout] test tests::test_kernel_sum ... ok
[INFO] [stdout] test tests::test_kernel_diag ... ok
[INFO] [stdout] test tests::test_kernel_dot ... 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_array2 ... ok
[INFO] [stdout] test tests::test_kernel_transform_from_dataset ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests linfa-kernel
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "91aade9e7d022ddf85b3528c1f7123c3a065c3188b23c9aa94cc1ed5120893e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91aade9e7d022ddf85b3528c1f7123c3a065c3188b23c9aa94cc1ed5120893e2", kill_on_drop: false }`
[INFO] [stdout] 91aade9e7d022ddf85b3528c1f7123c3a065c3188b23c9aa94cc1ed5120893e2