[INFO] cloning repository https://github.com/Raibows/MLinRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Raibows/MLinRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaibows%2FMLinRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaibows%2FMLinRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b46f0e240a38fb62e4947c627f3c48945131ae82
[INFO] testing Raibows/MLinRust against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaibows%2FMLinRust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Raibows/MLinRust 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 git repo https://github.com/Raibows/MLinRust
[INFO] finished tweaking git repo https://github.com/Raibows/MLinRust
[INFO] tweaked toml for git repo https://github.com/Raibows/MLinRust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Raibows/MLinRust 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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2fca24d0393021dca706bd0e5c61eabb677529ab8054ddc8f8a1cf7727099d87
[INFO] running `Command { std: "docker" "start" "-a" "2fca24d0393021dca706bd0e5c61eabb677529ab8054ddc8f8a1cf7727099d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fca24d0393021dca706bd0e5c61eabb677529ab8054ddc8f8a1cf7727099d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fca24d0393021dca706bd0e5c61eabb677529ab8054ddc8f8a1cf7727099d87", kill_on_drop: false }`
[INFO] [stdout] 2fca24d0393021dca706bd0e5c61eabb677529ab8054ddc8f8a1cf7727099d87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3f6f21d2f23ecaef791133698f5c7d4ee7cae453f8f7a6563c85ecd783da1058
[INFO] running `Command { std: "docker" "start" "-a" "3f6f21d2f23ecaef791133698f5c7d4ee7cae453f8f7a6563c85ecd783da1058", 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 0.78s
[INFO] running `Command { std: "docker" "inspect" "3f6f21d2f23ecaef791133698f5c7d4ee7cae453f8f7a6563c85ecd783da1058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f6f21d2f23ecaef791133698f5c7d4ee7cae453f8f7a6563c85ecd783da1058", kill_on_drop: false }`
[INFO] [stdout] 3f6f21d2f23ecaef791133698f5c7d4ee7cae453f8f7a6563c85ecd783da1058
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1c730a1719c31a90a85d0c3323c21c74ec4447503e5a901bc39bac7187bb5a4c
[INFO] running `Command { std: "docker" "start" "-a" "1c730a1719c31a90a85d0c3323c21c74ec4447503e5a901bc39bac7187bb5a4c", kill_on_drop: false }`
[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] [stderr]    Compiling mlinrust v0.1.0 (/opt/rustwide/workdir)
[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 1.66s
[INFO] running `Command { std: "docker" "inspect" "1c730a1719c31a90a85d0c3323c21c74ec4447503e5a901bc39bac7187bb5a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c730a1719c31a90a85d0c3323c21c74ec4447503e5a901bc39bac7187bb5a4c", kill_on_drop: false }`
[INFO] [stdout] 1c730a1719c31a90a85d0c3323c21c74ec4447503e5a901bc39bac7187bb5a4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e9b0c0d147652b7b49b2b80e1b3842ec5db82646eb571167a55fba24b17e942b
[INFO] running `Command { std: "docker" "start" "-a" "e9b0c0d147652b7b49b2b80e1b3842ec5db82646eb571167a55fba24b17e942b", 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 0.01s
[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 model::decision_tree::test::test_synthetic_samples ... ok
[INFO] [stdout] test model::knn::test::test_knn ... ok
[INFO] [stdout] test dataset::utils::test::test_normalize_dataset ... 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::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_index ... ok
[INFO] [stdout] test model::logistic_regression::test::test_with_synthetic_data ... ok
[INFO] [stdout] test ndarray::ops::test::test_ops_add ... ok
[INFO] [stdout] test ndarray::ops::test::test_ops_multiply_by_float ... ok
[INFO] [stdout] test ndarray::ops::test::test_ops_inplace ... ok
[INFO] [stdout] test model::nn::linear::test::test_back_propagation ... ok
[INFO] [stdout] test ndarray::ops::test::test_ops_multiply_by_ndarray ... ok
[INFO] [stdout] test ndarray::test::test_new ... ok
[INFO] [stdout] test ndarray::ops::test::test_ops_sub ... 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 model::naive_bayes::test::test_unknown_feature ... ok
[INFO] [stdout] test ndarray::utils::test::test_activation_functions ... ok
[INFO] [stdout] test ndarray::utils::test::test_argmax ... ok
[INFO] [stdout] test ndarray::test::test_repeat ... ok
[INFO] [stdout] test ndarray::utils::test::test_softmax ... ok
[INFO] [stdout] test ndarray::utils::test::test_mean_std_min_max ... ok
[INFO] [stdout] test ndarray::utils::test::test_sum_ndarray ... 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::car_price_dataset::test::test_process ... FAILED
[INFO] [stdout] test dataset::test::test_dataset_load_profiling ... FAILED
[INFO] [stdout] test dataset::test::test_dataset_iter ... FAILED
[INFO] [stdout] test dataset::utils::test::test ... FAILED
[INFO] [stdout] test model::decision_tree::test::test_iris_dataset ... FAILED
[INFO] [stdout] test model::decision_tree::test::test_car_price_regression_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" "e9b0c0d147652b7b49b2b80e1b3842ec5db82646eb571167a55fba24b17e942b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9b0c0d147652b7b49b2b80e1b3842ec5db82646eb571167a55fba24b17e942b", kill_on_drop: false }`
[INFO] [stdout] e9b0c0d147652b7b49b2b80e1b3842ec5db82646eb571167a55fba24b17e942b
[INFO] testing Raibows/MLinRust against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaibows%2FMLinRust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Raibows/MLinRust 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 git repo https://github.com/Raibows/MLinRust
[INFO] finished tweaking git repo https://github.com/Raibows/MLinRust
[INFO] tweaked toml for git repo https://github.com/Raibows/MLinRust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Raibows/MLinRust 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9f750ad0886fb5a2386d4851f111bf93e8091d985e9520c1fd8b9ad4d5f18d0f
[INFO] running `Command { std: "docker" "start" "-a" "9f750ad0886fb5a2386d4851f111bf93e8091d985e9520c1fd8b9ad4d5f18d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f750ad0886fb5a2386d4851f111bf93e8091d985e9520c1fd8b9ad4d5f18d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f750ad0886fb5a2386d4851f111bf93e8091d985e9520c1fd8b9ad4d5f18d0f", kill_on_drop: false }`
[INFO] [stdout] 9f750ad0886fb5a2386d4851f111bf93e8091d985e9520c1fd8b9ad4d5f18d0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1d3069a8d9825ed213cb87206ee2f9c6f0d029644156e4674cddaf204d84b355
[INFO] running `Command { std: "docker" "start" "-a" "1d3069a8d9825ed213cb87206ee2f9c6f0d029644156e4674cddaf204d84b355", 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 0.89s
[INFO] running `Command { std: "docker" "inspect" "1d3069a8d9825ed213cb87206ee2f9c6f0d029644156e4674cddaf204d84b355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d3069a8d9825ed213cb87206ee2f9c6f0d029644156e4674cddaf204d84b355", kill_on_drop: false }`
[INFO] [stdout] 1d3069a8d9825ed213cb87206ee2f9c6f0d029644156e4674cddaf204d84b355
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 149068a66ff23eff010fcc342a3ead3100d3d8e8d0b581b15d3c211b94ee3cc0
[INFO] running `Command { std: "docker" "start" "-a" "149068a66ff23eff010fcc342a3ead3100d3d8e8d0b581b15d3c211b94ee3cc0", kill_on_drop: false }`
[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] [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: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 1.66s
[INFO] running `Command { std: "docker" "inspect" "149068a66ff23eff010fcc342a3ead3100d3d8e8d0b581b15d3c211b94ee3cc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "149068a66ff23eff010fcc342a3ead3100d3d8e8d0b581b15d3c211b94ee3cc0", kill_on_drop: false }`
[INFO] [stdout] 149068a66ff23eff010fcc342a3ead3100d3d8e8d0b581b15d3c211b94ee3cc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 84d91553eb1aa2eebbbe4e41d673d4a83537be6d4c2f4798957345088b5b0e7b
[INFO] running `Command { std: "docker" "start" "-a" "84d91553eb1aa2eebbbe4e41d673d4a83537be6d4c2f4798957345088b5b0e7b", 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 model::decision_tree::test::test_synthetic_samples ... ok
[INFO] [stdout] test model::knn::test::test_knn ... ok
[INFO] [stdout] test model::knn::test::test_kdtree ... ok
[INFO] [stdout] test model::naive_bayes::test::test_gaussian_pdf ... ok
[INFO] [stdout] test model::kmeans::test::test_kmeans ... ok
[INFO] [stdout] test dataset::utils::test::test_normalize_dataset ... ok
[INFO] [stdout] test model::linear_regression::test::test_with_synthetic_data ... ok
[INFO] [stdout] test model::knn::test::test_brute_force_search ... 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 model::naive_bayes::test::test_unknown_feature ... 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 ndarray::ops::test::test_ops_multiply_by_ndarray ... 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_permute_intrinsic ... ok
[INFO] [stdout] test ndarray::test::test_new ... ok
[INFO] [stdout] test model::nn::test::test_nn_forward_backward ... ok
[INFO] [stdout] test ndarray::test::test_repeat ... ok
[INFO] [stdout] test ndarray::utils::test::test_activation_functions ... 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::utils::test::test_argmax ... ok
[INFO] [stdout] test ndarray::test::test_fmt_display ... 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-80aaadb16550a681` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "84d91553eb1aa2eebbbe4e41d673d4a83537be6d4c2f4798957345088b5b0e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84d91553eb1aa2eebbbe4e41d673d4a83537be6d4c2f4798957345088b5b0e7b", kill_on_drop: false }`
[INFO] [stdout] 84d91553eb1aa2eebbbe4e41d673d4a83537be6d4c2f4798957345088b5b0e7b
