[INFO] fetching crate mlinrust 0.1.0...
[INFO] testing mlinrust-0.1.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate mlinrust 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate mlinrust 0.1.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mlinrust 0.1.0
[INFO] finished tweaking crates.io crate mlinrust 0.1.0
[INFO] tweaked toml for crates.io crate mlinrust 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate mlinrust 0.1.0 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c67ca5aa4c5906e951f27595ad761da2512c0a61a73cb1f2fcfecb7e848b54d
[INFO] running `Command { std: "docker" "start" "-a" "3c67ca5aa4c5906e951f27595ad761da2512c0a61a73cb1f2fcfecb7e848b54d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c67ca5aa4c5906e951f27595ad761da2512c0a61a73cb1f2fcfecb7e848b54d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c67ca5aa4c5906e951f27595ad761da2512c0a61a73cb1f2fcfecb7e848b54d", kill_on_drop: false }`
[INFO] [stdout] 3c67ca5aa4c5906e951f27595ad761da2512c0a61a73cb1f2fcfecb7e848b54d
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd7c4c472e7fc67b2219c5af2d2a1f8c086194de33733b1fa210a6060b47575c
[INFO] running `Command { std: "docker" "start" "-a" "dd7c4c472e7fc67b2219c5af2d2a1f8c086194de33733b1fa210a6060b47575c", kill_on_drop: false }`
[INFO] [stderr]    Compiling mlinrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/model/decision_tree.rs:97:51
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut node = self.root.as_ref().unwrap().clone();
[INFO] [stdout]    |                                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/model/decision_tree.rs:101:52
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 node = &node.left.as_ref().unwrap().clone();
[INFO] [stdout]     |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/model/decision_tree.rs:103:53
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 node = &node.right.as_ref().unwrap().clone();
[INFO] [stdout]     |                                                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "dd7c4c472e7fc67b2219c5af2d2a1f8c086194de33733b1fa210a6060b47575c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7c4c472e7fc67b2219c5af2d2a1f8c086194de33733b1fa210a6060b47575c", kill_on_drop: false }`
[INFO] [stdout] dd7c4c472e7fc67b2219c5af2d2a1f8c086194de33733b1fa210a6060b47575c
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dba30e919f283c69a0951b7b2d1b6636132671e0763035ab8030e74a62e95d39
[INFO] running `Command { std: "docker" "start" "-a" "dba30e919f283c69a0951b7b2d1b6636132671e0763035ab8030e74a62e95d39", kill_on_drop: false }`
[INFO] [stderr]    Compiling mlinrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/model/decision_tree.rs:97:51
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut node = self.root.as_ref().unwrap().clone();
[INFO] [stdout]    |                                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/model/decision_tree.rs:101:52
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 node = &node.left.as_ref().unwrap().clone();
[INFO] [stdout]     |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/model/decision_tree.rs:103:53
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 node = &node.right.as_ref().unwrap().clone();
[INFO] [stdout]     |                                                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/model/decision_tree.rs:97:51
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut node = self.root.as_ref().unwrap().clone();
[INFO] [stdout]    |                                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/model/decision_tree.rs:101:52
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 node = &node.left.as_ref().unwrap().clone();
[INFO] [stdout]     |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/model/decision_tree.rs:103:53
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 node = &node.right.as_ref().unwrap().clone();
[INFO] [stdout]     |                                                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `Command { std: "docker" "inspect" "dba30e919f283c69a0951b7b2d1b6636132671e0763035ab8030e74a62e95d39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dba30e919f283c69a0951b7b2d1b6636132671e0763035ab8030e74a62e95d39", kill_on_drop: false }`
[INFO] [stdout] dba30e919f283c69a0951b7b2d1b6636132671e0763035ab8030e74a62e95d39
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec4b3e680da7da7edb29f62b05853ac9668459657ce84914e937c43b15793ed0
[INFO] running `Command { std: "docker" "start" "-a" "ec4b3e680da7da7edb29f62b05853ac9668459657ce84914e937c43b15793ed0", kill_on_drop: false }`
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/model/decision_tree.rs:97:51
[INFO] [stderr]    |
[INFO] [stderr] 97 |         let mut node = self.root.as_ref().unwrap().clone();
[INFO] [stderr]    |                                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stderr]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/model/decision_tree.rs:101:52
[INFO] [stderr]     |
[INFO] [stderr] 101 |                 node = &node.left.as_ref().unwrap().clone();
[INFO] [stderr]     |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/model/decision_tree.rs:103:53
[INFO] [stderr]     |
[INFO] [stderr] 103 |                 node = &node.right.as_ref().unwrap().clone();
[INFO] [stderr]     |                                                     ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: `mlinrust` (lib) generated 3 warnings (run `cargo fix --lib -p mlinrust` to apply 3 suggestions)
[INFO] [stderr] warning: `mlinrust` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mlinrust-3a09c4d633815590)
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test dataset::car_price_dataset::test::test_impute_value ... ok
[INFO] [stdout] test dataset::dataloader::test::test_dataloader_iterator ... ok
[INFO] [stdout] test dataset::test::test_split_dataset ... ok
[INFO] [stdout] test dataset::utils::test::test_normalize_dataset ... ok
[INFO] [stdout] test model::decision_tree::test::test_synthetic_samples ... ok
[INFO] [stdout] test model::kmeans::test::test_kmeans ... ok
[INFO] [stdout] test model::knn::test::test_kdtree ... ok
[INFO] [stdout] test model::knn::test::test_brute_force_search ... ok
[INFO] [stdout] test model::knn::test::test_knn ... ok
[INFO] [stdout] test model::naive_bayes::test::test_gaussian_pdf ... ok
[INFO] [stdout] test model::linear_regression::test::test_with_synthetic_data ... ok
[INFO] [stdout] test ndarray::ops::test::test_ops_add ... ok
[INFO] [stdout] test model::logistic_regression::test::test_with_synthetic_data ... ok
[INFO] [stdout] test model::nn::linear::test::test_back_propagation ... ok
[INFO] [stdout] test ndarray::ops::test::test_index ... ok
[INFO] [stdout] test ndarray::ops::test::test_ops_multiply_by_float ... ok
[INFO] [stdout] test ndarray::ops::test::test_ops_multiply_by_ndarray ... ok
[INFO] [stdout] test ndarray::ops::test::test_ops_inplace ... ok
[INFO] [stdout] test ndarray::ops::test::test_ops_sub ... ok
[INFO] [stdout] test model::naive_bayes::test::test_unknown_feature ... ok
[INFO] [stdout] test model::nn::test::test_nn_forward_backward ... ok
[INFO] [stdout] test ndarray::test::test_permute ... ok
[INFO] [stdout] test ndarray::test::test_permute_intrinsic ... ok
[INFO] [stdout] test ndarray::utils::test::test_activation_functions ... ok
[INFO] [stdout] test ndarray::test::test_new ... ok
[INFO] [stdout] test ndarray::utils::test::test_mean_std_min_max ... ok
[INFO] [stdout] test ndarray::test::test_fmt_display ... ok
[INFO] [stdout] test ndarray::utils::test::test_argmax ... ok
[INFO] [stdout] test ndarray::utils::test::test_softmax ... ok
[INFO] [stdout] test ndarray::test::test_repeat ... ok
[INFO] [stdout] test ndarray::utils::test::test_sum_ndarray ... ok
[INFO] [stdout] test model::svm::test::test_with_2d_points ... ok
[INFO] [stdout] test utils::test::test_rand ... ok
[INFO] [stdout] test dataset::test::test_dataset_iter ... FAILED
[INFO] [stdout] test dataset::car_price_dataset::test::test_process ... FAILED
[INFO] [stdout] test dataset::test::test_dataset_load_profiling ... FAILED
[INFO] [stdout] test dataset::utils::test::test ... FAILED
[INFO] [stdout] test model::decision_tree::test::test_car_price_regression_dataset ... FAILED
[INFO] [stdout] test model::decision_tree::test::test_iris_dataset ... FAILED
[INFO] [stdout] test model::decision_tree::test::test_mobile_phone_price_dataset ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/mlinrust-3a09c4d633815590` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "ec4b3e680da7da7edb29f62b05853ac9668459657ce84914e937c43b15793ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4b3e680da7da7edb29f62b05853ac9668459657ce84914e937c43b15793ed0", kill_on_drop: false }`
[INFO] [stdout] ec4b3e680da7da7edb29f62b05853ac9668459657ce84914e937c43b15793ed0
[INFO] testing mlinrust-0.1.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate mlinrust 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate mlinrust 0.1.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mlinrust 0.1.0
[INFO] finished tweaking crates.io crate mlinrust 0.1.0
[INFO] tweaked toml for crates.io crate mlinrust 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate mlinrust 0.1.0 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c341f9638d352e5d9ab4f6313c8bb85aae9e0b02f8d0e5f7b7e886bafc3f25f5
[INFO] running `Command { std: "docker" "start" "-a" "c341f9638d352e5d9ab4f6313c8bb85aae9e0b02f8d0e5f7b7e886bafc3f25f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c341f9638d352e5d9ab4f6313c8bb85aae9e0b02f8d0e5f7b7e886bafc3f25f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c341f9638d352e5d9ab4f6313c8bb85aae9e0b02f8d0e5f7b7e886bafc3f25f5", kill_on_drop: false }`
[INFO] [stdout] c341f9638d352e5d9ab4f6313c8bb85aae9e0b02f8d0e5f7b7e886bafc3f25f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e081beba1d807b90fcf68a258655af0dac3752ce431a8316faffb4649ab8efde
[INFO] running `Command { std: "docker" "start" "-a" "e081beba1d807b90fcf68a258655af0dac3752ce431a8316faffb4649ab8efde", kill_on_drop: false }`
[INFO] [stderr]    Compiling mlinrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/model/decision_tree.rs:97:51
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut node = self.root.as_ref().unwrap().clone();
[INFO] [stdout]    |                                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/model/decision_tree.rs:101:52
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 node = &node.left.as_ref().unwrap().clone();
[INFO] [stdout]     |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/model/decision_tree.rs:103:53
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 node = &node.right.as_ref().unwrap().clone();
[INFO] [stdout]     |                                                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "e081beba1d807b90fcf68a258655af0dac3752ce431a8316faffb4649ab8efde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e081beba1d807b90fcf68a258655af0dac3752ce431a8316faffb4649ab8efde", kill_on_drop: false }`
[INFO] [stdout] e081beba1d807b90fcf68a258655af0dac3752ce431a8316faffb4649ab8efde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4b3d016570fdf6ad23ea43908880ecb1d86127b80d2b458b4f780f2ff563633
[INFO] running `Command { std: "docker" "start" "-a" "c4b3d016570fdf6ad23ea43908880ecb1d86127b80d2b458b4f780f2ff563633", kill_on_drop: false }`
[INFO] [stderr]    Compiling mlinrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/model/decision_tree.rs:97:51
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut node = self.root.as_ref().unwrap().clone();
[INFO] [stdout]    |                                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/model/decision_tree.rs:101:52
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 node = &node.left.as_ref().unwrap().clone();
[INFO] [stdout]     |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/model/decision_tree.rs:103:53
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 node = &node.right.as_ref().unwrap().clone();
[INFO] [stdout]     |                                                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/model/decision_tree.rs:97:51
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut node = self.root.as_ref().unwrap().clone();
[INFO] [stdout]    |                                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/model/decision_tree.rs:101:52
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 node = &node.left.as_ref().unwrap().clone();
[INFO] [stdout]     |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/model/decision_tree.rs:103:53
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 node = &node.right.as_ref().unwrap().clone();
[INFO] [stdout]     |                                                     ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "c4b3d016570fdf6ad23ea43908880ecb1d86127b80d2b458b4f780f2ff563633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4b3d016570fdf6ad23ea43908880ecb1d86127b80d2b458b4f780f2ff563633", kill_on_drop: false }`
[INFO] [stdout] c4b3d016570fdf6ad23ea43908880ecb1d86127b80d2b458b4f780f2ff563633
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b11a665a5d83f91681c6dbd948ac8b4ae861c411e0010f1a2c94e1bd7c0a1b96
[INFO] running `Command { std: "docker" "start" "-a" "b11a665a5d83f91681c6dbd948ac8b4ae861c411e0010f1a2c94e1bd7c0a1b96", kill_on_drop: false }`
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/model/decision_tree.rs:97:51
[INFO] [stderr]    |
[INFO] [stderr] 97 |         let mut node = self.root.as_ref().unwrap().clone();
[INFO] [stderr]    |                                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stderr]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/model/decision_tree.rs:101:52
[INFO] [stderr]     |
[INFO] [stderr] 101 |                 node = &node.left.as_ref().unwrap().clone();
[INFO] [stderr]     |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/model/decision_tree.rs:103:53
[INFO] [stderr]     |
[INFO] [stderr] 103 |                 node = &node.right.as_ref().unwrap().clone();
[INFO] [stderr]     |                                                     ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `Box<Node<T>>` does not implement `Clone`, so calling `clone` on `&Box<Node<T>>` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: `mlinrust` (lib) generated 3 warnings (run `cargo fix --lib -p mlinrust` to apply 3 suggestions)
[INFO] [stderr] warning: `mlinrust` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mlinrust-80aaadb16550a681)
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test dataset::dataloader::test::test_dataloader_iterator ... ok
[INFO] [stdout] test dataset::car_price_dataset::test::test_impute_value ... ok
[INFO] [stdout] test dataset::test::test_split_dataset ... ok
[INFO] [stdout] test dataset::utils::test::test_normalize_dataset ... ok
[INFO] [stdout] test model::decision_tree::test::test_synthetic_samples ... ok
[INFO] [stdout] test model::kmeans::test::test_kmeans ... ok
[INFO] [stdout] test model::knn::test::test_brute_force_search ... ok
[INFO] [stdout] test model::knn::test::test_kdtree ... ok
[INFO] [stdout] test model::linear_regression::test::test_with_synthetic_data ... ok
[INFO] [stdout] test model::knn::test::test_knn ... ok
[INFO] [stdout] test model::naive_bayes::test::test_gaussian_pdf ... ok
[INFO] [stdout] test model::logistic_regression::test::test_with_synthetic_data ... ok
[INFO] [stdout] test ndarray::ops::test::test_index ... ok
[INFO] [stdout] test ndarray::ops::test::test_ops_add ... ok
[INFO] [stdout] test ndarray::ops::test::test_ops_inplace ... ok
[INFO] [stdout] test ndarray::ops::test::test_ops_multiply_by_ndarray ... ok
[INFO] [stdout] test ndarray::ops::test::test_ops_sub ... ok
[INFO] [stdout] test ndarray::ops::test::test_ops_multiply_by_float ... ok
[INFO] [stdout] test model::nn::linear::test::test_back_propagation ... ok
[INFO] [stdout] test ndarray::test::test_permute ... ok
[INFO] [stdout] test ndarray::test::test_new ... ok
[INFO] [stdout] test ndarray::test::test_permute_intrinsic ... ok
[INFO] [stdout] test model::nn::test::test_nn_forward_backward ... ok
[INFO] [stdout] test model::naive_bayes::test::test_unknown_feature ... ok
[INFO] [stdout] test ndarray::utils::test::test_activation_functions ... ok
[INFO] [stdout] test ndarray::test::test_repeat ... ok
[INFO] [stdout] test ndarray::utils::test::test_argmax ... ok
[INFO] [stdout] test ndarray::utils::test::test_sum_ndarray ... ok
[INFO] [stdout] test ndarray::utils::test::test_mean_std_min_max ... ok
[INFO] [stdout] test ndarray::utils::test::test_softmax ... ok
[INFO] [stdout] test ndarray::test::test_fmt_display ... ok
[INFO] [stdout] test model::svm::test::test_with_2d_points ... ok
[INFO] [stdout] test utils::test::test_rand ... ok
[INFO] [stdout] test dataset::test::test_dataset_iter ... FAILED
[INFO] [stdout] test dataset::car_price_dataset::test::test_process ... FAILED
[INFO] [stdout] test dataset::test::test_dataset_load_profiling ... FAILED
[INFO] [stdout] test dataset::utils::test::test ... FAILED
[INFO] [stdout] test model::decision_tree::test::test_car_price_regression_dataset ... FAILED
[INFO] [stdout] test model::decision_tree::test::test_iris_dataset ... FAILED
[INFO] [stdout] test model::decision_tree::test::test_mobile_phone_price_dataset ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/mlinrust-80aaadb16550a681` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b11a665a5d83f91681c6dbd948ac8b4ae861c411e0010f1a2c94e1bd7c0a1b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b11a665a5d83f91681c6dbd948ac8b4ae861c411e0010f1a2c94e1bd7c0a1b96", kill_on_drop: false }`
[INFO] [stdout] b11a665a5d83f91681c6dbd948ac8b4ae861c411e0010f1a2c94e1bd7c0a1b96
