[INFO] fetching crate linfa-datasets 0.8.1...
[INFO] testing linfa-datasets-0.8.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate linfa-datasets 0.8.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate linfa-datasets 0.8.1
[INFO] finished tweaking crates.io crate linfa-datasets 0.8.1
[INFO] tweaked toml for crates.io crate linfa-datasets 0.8.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate linfa-datasets 0.8.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate linfa-datasets 0.8.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.103
[INFO] [stderr]   Downloaded ndarray-csv v0.5.3
[INFO] [stderr]   Downloaded ndarray-rand v0.15.0
[INFO] [stderr]   Downloaded simba v0.9.1
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.30
[INFO] [stderr]   Downloaded safe_arch v0.7.4
[INFO] [stderr]   Downloaded wide v0.7.33
[INFO] [stderr]   Downloaded sprs v0.11.2
[INFO] [stderr]   Downloaded statrs v0.18.0
[INFO] [stderr]   Downloaded linfa v0.8.1
[INFO] [stderr]   Downloaded ndarray v0.16.1
[INFO] [stderr]   Downloaded zerocopy v0.8.30
[INFO] [stderr]   Downloaded nalgebra v0.33.2
[INFO] [stderr]   Downloaded libc v0.2.177
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b326b5ee59125ece4d42767deb7cbc25147de9b07f5526d7bfb5a4a4f64e728
[INFO] running `Command { std: "docker" "start" "-a" "1b326b5ee59125ece4d42767deb7cbc25147de9b07f5526d7bfb5a4a4f64e728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b326b5ee59125ece4d42767deb7cbc25147de9b07f5526d7bfb5a4a4f64e728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b326b5ee59125ece4d42767deb7cbc25147de9b07f5526d7bfb5a4a4f64e728", kill_on_drop: false }`
[INFO] [stdout] 1b326b5ee59125ece4d42767deb7cbc25147de9b07f5526d7bfb5a4a4f64e728
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 473999d3695ab6d6aed2035626a18096a9402fa540ea9e8941117f2191db6574
[INFO] running `Command { std: "docker" "start" "-a" "473999d3695ab6d6aed2035626a18096a9402fa540ea9e8941117f2191db6574", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling zerocopy v0.8.30
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling linfa v0.8.1
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling sprs v0.11.2
[INFO] [stderr]    Compiling ndarray-csv v0.5.3
[INFO] [stderr]    Compiling linfa-datasets v0.8.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `linfa::Dataset`
[INFO] [stdout]  --> src/dataset.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use linfa::Dataset;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.05s
[INFO] running `Command { std: "docker" "inspect" "473999d3695ab6d6aed2035626a18096a9402fa540ea9e8941117f2191db6574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "473999d3695ab6d6aed2035626a18096a9402fa540ea9e8941117f2191db6574", kill_on_drop: false }`
[INFO] [stdout] 473999d3695ab6d6aed2035626a18096a9402fa540ea9e8941117f2191db6574
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d1e88ba44437df4d09a9820016186d8d20a80913fe424e53be34c1bb96e88d4
[INFO] running `Command { std: "docker" "start" "-a" "1d1e88ba44437df4d09a9820016186d8d20a80913fe424e53be34c1bb96e88d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stdout] warning: unused import: `linfa::Dataset`
[INFO] [stdout]  --> src/dataset.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use linfa::Dataset;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling wide v0.7.33
[INFO] [stderr]    Compiling simba v0.9.1
[INFO] [stderr]    Compiling nalgebra v0.33.2
[INFO] [stderr]    Compiling statrs v0.18.0
[INFO] [stderr]    Compiling linfa-datasets v0.8.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `linfa::Dataset`
[INFO] [stdout]  --> src/dataset.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use linfa::Dataset;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/dataset.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `approx::assert_abs_diff_eq`
[INFO] [stdout]    --> src/dataset.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     use approx::assert_abs_diff_eq;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `linfa::prelude::*`
[INFO] [stdout]    --> src/dataset.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |     use linfa::prelude::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 17.76s
[INFO] running `Command { std: "docker" "inspect" "1d1e88ba44437df4d09a9820016186d8d20a80913fe424e53be34c1bb96e88d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d1e88ba44437df4d09a9820016186d8d20a80913fe424e53be34c1bb96e88d4", kill_on_drop: false }`
[INFO] [stdout] 1d1e88ba44437df4d09a9820016186d8d20a80913fe424e53be34c1bb96e88d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf4b8b84dc6ec8a8bd844412df891a549743457d2712d3c36d5ac4d840f5e783
[INFO] running `Command { std: "docker" "start" "-a" "cf4b8b84dc6ec8a8bd844412df891a549743457d2712d3c36d5ac4d840f5e783", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `linfa::Dataset`
[INFO] [stderr]  --> src/dataset.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use linfa::Dataset;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `linfa-datasets` (lib) generated 1 warning (run `cargo fix --lib -p linfa-datasets` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/dataset.rs:143:9
[INFO] [stderr]     |
[INFO] [stderr] 143 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `approx::assert_abs_diff_eq`
[INFO] [stderr]    --> src/dataset.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |     use approx::assert_abs_diff_eq;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `linfa::prelude::*`
[INFO] [stderr]    --> src/dataset.rs:145:9
[INFO] [stderr]     |
[INFO] [stderr] 145 |     use linfa::prelude::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `linfa-datasets` (lib test) generated 4 warnings (1 duplicate) (run `cargo fix --lib -p linfa-datasets --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/linfa_datasets-06fa0a3a7e1aa656)
[INFO] [stderr]    Doc-tests linfa_datasets
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 28) ... ignored
[INFO] [stdout] test src/lib.rs - (line 32) ... ignored
[INFO] [stdout] test src/lib.rs - (line 40) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cf4b8b84dc6ec8a8bd844412df891a549743457d2712d3c36d5ac4d840f5e783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf4b8b84dc6ec8a8bd844412df891a549743457d2712d3c36d5ac4d840f5e783", kill_on_drop: false }`
[INFO] [stdout] cf4b8b84dc6ec8a8bd844412df891a549743457d2712d3c36d5ac4d840f5e783