[INFO] fetching crate linfa-ensemble 0.8.0...
[INFO] testing linfa-ensemble-0.8.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate linfa-ensemble 0.8.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate linfa-ensemble 0.8.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate linfa-ensemble 0.8.0
[INFO] tweaked toml for crates.io crate linfa-ensemble 0.8.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate linfa-ensemble 0.8.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate linfa-ensemble 0.8.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-csv v0.5.3
[INFO] [stderr]   Downloaded linfa-trees v0.8.0
[INFO] [stderr]   Downloaded ndarray-rand v0.15.0
[INFO] [stderr]   Downloaded linfa-datasets v0.8.0
[INFO] [stderr]   Downloaded sprs v0.11.3
[INFO] [stderr]   Downloaded ndarray v0.16.1
[INFO] [stderr]   Downloaded linfa v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c5015f7268c568fae886b91350d0c94f242c23a727b190b56187490cf491da2
[INFO] running `Command { std: "docker" "start" "-a" "3c5015f7268c568fae886b91350d0c94f242c23a727b190b56187490cf491da2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c5015f7268c568fae886b91350d0c94f242c23a727b190b56187490cf491da2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c5015f7268c568fae886b91350d0c94f242c23a727b190b56187490cf491da2", kill_on_drop: false }`
[INFO] [stdout] 3c5015f7268c568fae886b91350d0c94f242c23a727b190b56187490cf491da2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f59d41edced8ad850dd829217f54580d25b496aace354b6d4a702142cd6467d
[INFO] running `Command { std: "docker" "start" "-a" "7f59d41edced8ad850dd829217f54580d25b496aace354b6d4a702142cd6467d", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling linfa v0.8.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling sprs v0.11.3
[INFO] [stderr]    Compiling ndarray-rand v0.15.0
[INFO] [stderr]    Compiling linfa-trees v0.8.0
[INFO] [stderr]    Compiling linfa-ensemble v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.35s
[INFO] running `Command { std: "docker" "inspect" "7f59d41edced8ad850dd829217f54580d25b496aace354b6d4a702142cd6467d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f59d41edced8ad850dd829217f54580d25b496aace354b6d4a702142cd6467d", kill_on_drop: false }`
[INFO] [stdout] 7f59d41edced8ad850dd829217f54580d25b496aace354b6d4a702142cd6467d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af854ef2e3c3f2c66a9479a3a080bf2ae5a7f5f905e7378866a7a4af5abcab57
[INFO] running `Command { std: "docker" "start" "-a" "af854ef2e3c3f2c66a9479a3a080bf2ae5a7f5f905e7378866a7a4af5abcab57", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling ndarray-csv v0.5.3
[INFO] [stderr]    Compiling linfa-datasets v0.8.0
[INFO] [stderr]    Compiling linfa-ensemble v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.17s
[INFO] running `Command { std: "docker" "inspect" "af854ef2e3c3f2c66a9479a3a080bf2ae5a7f5f905e7378866a7a4af5abcab57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af854ef2e3c3f2c66a9479a3a080bf2ae5a7f5f905e7378866a7a4af5abcab57", kill_on_drop: false }`
[INFO] [stdout] af854ef2e3c3f2c66a9479a3a080bf2ae5a7f5f905e7378866a7a4af5abcab57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 90f3666f9cc1213309b5bf0cab505d6cb911799490af8eb1fe1fe2beb0ff576c
[INFO] running `Command { std: "docker" "start" "-a" "90f3666f9cc1213309b5bf0cab505d6cb911799490af8eb1fe1fe2beb0ff576c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/linfa_ensemble-75fabf8088c71bf0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_ensemble_learner_accuracy_on_iris_dataset ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests linfa_ensemble
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 20) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "90f3666f9cc1213309b5bf0cab505d6cb911799490af8eb1fe1fe2beb0ff576c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90f3666f9cc1213309b5bf0cab505d6cb911799490af8eb1fe1fe2beb0ff576c", kill_on_drop: false }`
[INFO] [stdout] 90f3666f9cc1213309b5bf0cab505d6cb911799490af8eb1fe1fe2beb0ff576c