[INFO] fetching crate linfa-kernel 0.7.1...
[INFO] testing linfa-kernel-0.7.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate linfa-kernel 0.7.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate linfa-kernel 0.7.1
[INFO] finished tweaking crates.io crate linfa-kernel 0.7.1
[INFO] tweaked toml for crates.io crate linfa-kernel 0.7.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate linfa-kernel 0.7.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 38 packages to latest compatible versions
[INFO] [stderr]       Adding ndarray v0.15.6 (available: v0.16.1)
[INFO] [stderr]       Adding sprs v0.11.1 (available: v0.11.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--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 order-stat v0.1.3
[INFO] [stderr]   Downloaded linfa-nn v0.7.2
[INFO] [stderr]   Downloaded kdtree v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb978d61e29b617f56dd71b87a511a7ee1f9d40b56e733965da42e479e99fdb6
[INFO] running `Command { std: "docker" "start" "-a" "bb978d61e29b617f56dd71b87a511a7ee1f9d40b56e733965da42e479e99fdb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb978d61e29b617f56dd71b87a511a7ee1f9d40b56e733965da42e479e99fdb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb978d61e29b617f56dd71b87a511a7ee1f9d40b56e733965da42e479e99fdb6", kill_on_drop: false }`
[INFO] [stdout] bb978d61e29b617f56dd71b87a511a7ee1f9d40b56e733965da42e479e99fdb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41191871d5be1dccf4702f271b43c8f5f30a7a457ff084b30526fd2d8fc9fb1f
[INFO] running `Command { std: "docker" "start" "-a" "41191871d5be1dccf4702f271b43c8f5f30a7a457ff084b30526fd2d8fc9fb1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling linfa v0.7.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling order-stat v0.1.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling noisy_float v0.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling kdtree v0.7.0
[INFO] [stderr]    Compiling sprs v0.11.1
[INFO] [stderr]    Compiling ndarray-stats v0.5.1
[INFO] [stderr]    Compiling linfa-nn v0.7.2
[INFO] [stderr]    Compiling linfa-kernel v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.11s
[INFO] running `Command { std: "docker" "inspect" "41191871d5be1dccf4702f271b43c8f5f30a7a457ff084b30526fd2d8fc9fb1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41191871d5be1dccf4702f271b43c8f5f30a7a457ff084b30526fd2d8fc9fb1f", kill_on_drop: false }`
[INFO] [stdout] 41191871d5be1dccf4702f271b43c8f5f30a7a457ff084b30526fd2d8fc9fb1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45e606b832ae5479c3e816c6de1224fd079cc896cf041cc9b3b2a176a6dec303
[INFO] running `Command { std: "docker" "start" "-a" "45e606b832ae5479c3e816c6de1224fd079cc896cf041cc9b3b2a176a6dec303", kill_on_drop: false }`
[INFO] [stderr]    Compiling linfa-kernel v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "45e606b832ae5479c3e816c6de1224fd079cc896cf041cc9b3b2a176a6dec303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45e606b832ae5479c3e816c6de1224fd079cc896cf041cc9b3b2a176a6dec303", kill_on_drop: false }`
[INFO] [stdout] 45e606b832ae5479c3e816c6de1224fd079cc896cf041cc9b3b2a176a6dec303
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 009d21f6c0eb13522b422c5dd2c6714b3c791d4dda252f70dc3c8e2b6a569ee6
[INFO] running `Command { std: "docker" "start" "-a" "009d21f6c0eb13522b422c5dd2c6714b3c791d4dda252f70dc3c8e2b6a569ee6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/linfa_kernel-39e0a458e8926298)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test sparse::tests::adjacency_matrix_test_2 ... ok
[INFO] [stdout] test sparse::tests::adjacency_matrix_test ... ok
[INFO] [stdout] test tests::autotraits ... ok
[INFO] [stdout] test tests::gaussian_test ... ok
[INFO] [stdout] test tests::poly2_test ... ok
[INFO] [stdout] test tests::sparse_from_fn_test ... ok
[INFO] [stdout] test tests::dense_from_fn_test ... ok
[INFO] [stdout] test tests::test_kernel_diag ... ok
[INFO] [stdout] test tests::test_kernel_upper_triangle ... ok
[INFO] [stdout] test tests::test_kernel_dot ... ok
[INFO] [stdout] test tests::test_kernel_sum ... ok
[INFO] [stdout] test sparse::tests::sparse_panics_on_0_neighbours - should panic ... ok
[INFO] [stdout] test sparse::tests::sparse_panics_on_n_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. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[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" "009d21f6c0eb13522b422c5dd2c6714b3c791d4dda252f70dc3c8e2b6a569ee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "009d21f6c0eb13522b422c5dd2c6714b3c791d4dda252f70dc3c8e2b6a569ee6", kill_on_drop: false }`
[INFO] [stdout] 009d21f6c0eb13522b422c5dd2c6714b3c791d4dda252f70dc3c8e2b6a569ee6