[INFO] fetching crate rec_rsys 1.0.0...
[INFO] testing rec_rsys-1.0.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate rec_rsys 1.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate rec_rsys 1.0.0 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 rec_rsys 1.0.0
[INFO] finished tweaking crates.io crate rec_rsys 1.0.0
[INFO] tweaked toml for crates.io crate rec_rsys 1.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded symbolic-common v10.2.1
[INFO] [stderr]   Downloaded findshlibs v0.10.2
[INFO] [stderr]   Downloaded pprof v0.11.1
[INFO] [stderr]   Downloaded symbolic-demangle v10.2.1
[INFO] [stderr]   Downloaded cpp_demangle v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2f8c6e1633bf9c7168c4fa0f49bd6dbac98fa0e207b5def556b3abafaf9c4315
[INFO] running `Command { std: "docker" "start" "-a" "2f8c6e1633bf9c7168c4fa0f49bd6dbac98fa0e207b5def556b3abafaf9c4315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f8c6e1633bf9c7168c4fa0f49bd6dbac98fa0e207b5def556b3abafaf9c4315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f8c6e1633bf9c7168c4fa0f49bd6dbac98fa0e207b5def556b3abafaf9c4315", kill_on_drop: false }`
[INFO] [stdout] 2f8c6e1633bf9c7168c4fa0f49bd6dbac98fa0e207b5def556b3abafaf9c4315
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] cb5e72254f039f9cd616bdef5228aa6999b5ab5058191243b8d3b1055434af4c
[INFO] running `Command { std: "docker" "start" "-a" "cb5e72254f039f9cd616bdef5228aa6999b5ab5058191243b8d3b1055434af4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling ciborium-io v0.2.1
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling cpp_demangle v0.4.3
[INFO] [stderr]    Compiling uuid v1.6.1
[INFO] [stderr]    Compiling clap_lex v0.2.4
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[INFO] [stderr]    Compiling textwrap v0.16.0
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[INFO] [stderr]    Compiling zerocopy v0.7.32
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[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling lapack-sys v0.14.0
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[INFO] [stderr]    Compiling cblas-sys v0.1.4
[INFO] [stderr]    Compiling quick-xml v0.26.0
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[INFO] [stderr]    Compiling str_stack v0.1.0
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling is-terminal v0.4.10
[INFO] [stderr]    Compiling tempfile v3.9.0
[INFO] [stderr]    Compiling inferno v0.11.19
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling katexit v0.1.4
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling ciborium v0.2.1
[INFO] [stderr]    Compiling cauchy v0.4.0
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling lax v0.16.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr]    Compiling ndarray-linalg v0.16.0
[INFO] [stderr]    Compiling rec_rsys v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.01s
[INFO] running `Command { std: "docker" "inspect" "cb5e72254f039f9cd616bdef5228aa6999b5ab5058191243b8d3b1055434af4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb5e72254f039f9cd616bdef5228aa6999b5ab5058191243b8d3b1055434af4c", kill_on_drop: false }`
[INFO] [stdout] cb5e72254f039f9cd616bdef5228aa6999b5ab5058191243b8d3b1055434af4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] dcd61038bfd58f1513671a8d4e71f89af2c198ec6901b3f59934923abdee5afb
[INFO] running `Command { std: "docker" "start" "-a" "dcd61038bfd58f1513671a8d4e71f89af2c198ec6901b3f59934923abdee5afb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rec_rsys v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.37s
[INFO] running `Command { std: "docker" "inspect" "dcd61038bfd58f1513671a8d4e71f89af2c198ec6901b3f59934923abdee5afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcd61038bfd58f1513671a8d4e71f89af2c198ec6901b3f59934923abdee5afb", kill_on_drop: false }`
[INFO] [stdout] dcd61038bfd58f1513671a8d4e71f89af2c198ec6901b3f59934923abdee5afb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c6c3b61b5114ce9769c89a5a9f9d727ebe9b5e51bf02387c0ed603ec66b94087
[INFO] running `Command { std: "docker" "start" "-a" "c6c3b61b5114ce9769c89a5a9f9d727ebe9b5e51bf02387c0ed603ec66b94087", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rec_rsys-c6ebcc9ef34ed890)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test accuracy::tests::test_hit_rate ... ok
[INFO] [stdout] test accuracy::tests::test_vec_hit_rate ... ok
[INFO] [stdout] test benchmarks::testing_tools::tests::test_get_current_time ... ok
[INFO] [stdout] test benchmarks::testing_tools::tests::random_f ... ok
[INFO] [stdout] test matrix::tests::test_get_eigenvalues ... ok
[INFO] [stdout] test matrix::tests::test_mean ... ok
[INFO] [stdout] test matrix::tests::test_covariance ... ok
[INFO] [stdout] test matrix::tests::test_mean_along_axis ... ok
[INFO] [stdout] test matrix::tests::test_subtract_vector_from_matrix ... ok
[INFO] [stdout] test matrix::tests::test_transpose ... ok
[INFO] [stdout] test models::tests::test_one_hot_encode ... ok
[INFO] [stdout] test models::tests::test_sum_encoding_vectors ... ok
[INFO] [stdout] test similarity::tests::test_euclidean_distance ... ok
[INFO] [stdout] test similarity::tests::test_cosine_similarity ... ok
[INFO] [stdout] test similarity::tests::test_jaccard_similarity ... ok
[INFO] [stdout] test similarity::tests::test_msd ... ok
[INFO] [stdout] test similarity::tests::test_msd_similarity ... ok
[INFO] [stdout] test similarity::tests::test_pearson_baseline_similarity ... ok
[INFO] [stdout] test similarity::tests::test_pearson_correlation ... ok
[INFO] [stdout] test statistics::tests::test_covariance ... ok
[INFO] [stdout] test similarity::tests::test_spearman_correlation ... ok
[INFO] [stdout] test similarity::tests::test_spearman_rank ... ok
[INFO] [stdout] test statistics::tests::test_standard_deviation ... ok
[INFO] [stdout] test utils::tests::test_argsort ... ok
[INFO] [stdout] test statistics::tests::test_variance ... ok
[INFO] [stdout] test utils::tests::test_euclidean_norm ... ok
[INFO] [stdout] test similarity::tests::test_minkowski_distance ... ok
[INFO] [stdout] test similarity::tests::test_exponential_decay_similarity ... ok
[INFO] [stdout] test utils::tests::test_dot ... ok
[INFO] [stdout] test utils::tests::test_sort_and_trucate ... ok
[INFO] [stdout] test utils::tests::test_sort_with_direction_ascending ... ok
[INFO] [stdout] test utils::tests::test_sort_with_direction_descending ... ok
[INFO] [stdout] test utils::tests::test_squared_diff_sum ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rec_rsys
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/benchmarks/testing_tools.rs - benchmarks::testing_tools::compare_execution_times (line 120) ... ignored
[INFO] [stdout] test src/matrix.rs - matrix::get_eigenvectors (line 205) ... ignored
[INFO] [stdout] test src/similarity.rs - similarity::spearman_correlation (line 236) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::minkowski_distance (line 263) ... ok
[INFO] [stdout] test src/algorithms/knn.rs - algorithms::knn::KNN (line 24) ... FAILED
[INFO] [stdout] test src/similarity.rs - similarity::jaccard_similarity (line 27) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::adjusted_cosine_similarity (line 67) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::euclidean_distance (line 87) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::pearson_correlation (line 133) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::pearson_baseline_similarity (line 170) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::cosine_similarity (line 47) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::msd (line 192) ... ok
[INFO] [stdout] test src/utils.rs - utils::sort_with_direction (line 72) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::msd_similarity (line 211) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::exponential_decay_similarity (line 107) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::subtract_vector_from_matrix (line 121) ... ok
[INFO] [stdout] test src/statistics.rs - statistics::variance (line 118) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/algorithms/knn.rs - algorithms::knn::KNN (line 24) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `rec_rsys::algorithms::KNN`
[INFO] [stdout]  --> src/algorithms/knn.rs:26:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rec_rsys::{algorithms::KNN, models::Item, similarity::SimilarityAlgos};
[INFO] [stdout]   |                ^^^^^^^^^^^^---
[INFO] [stdout]   |                |           |
[INFO] [stdout]   |                |           help: a similar name exists in the module: `knn`
[INFO] [stdout]   |                no `KNN` in `algorithms`
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider importing this struct instead:
[INFO] [stdout]           rec_rsys::algorithms::knn::KNN
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/algorithms/knn.rs - algorithms::knn::KNN (line 24)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 14 passed; 1 failed; 2 ignored; 0 measured; 0 filtered out; finished in 6.50s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c6c3b61b5114ce9769c89a5a9f9d727ebe9b5e51bf02387c0ed603ec66b94087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6c3b61b5114ce9769c89a5a9f9d727ebe9b5e51bf02387c0ed603ec66b94087", kill_on_drop: false }`
[INFO] [stdout] c6c3b61b5114ce9769c89a5a9f9d727ebe9b5e51bf02387c0ed603ec66b94087
[INFO] testing rec_rsys-1.0.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate rec_rsys 1.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate rec_rsys 1.0.0 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 rec_rsys 1.0.0
[INFO] finished tweaking crates.io crate rec_rsys 1.0.0
[INFO] tweaked toml for crates.io crate rec_rsys 1.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 51f89c0a17d8fe0233ee76ac8bb6c613a1b706baffae6b841fdeaa74ddfa636f
[INFO] running `Command { std: "docker" "start" "-a" "51f89c0a17d8fe0233ee76ac8bb6c613a1b706baffae6b841fdeaa74ddfa636f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51f89c0a17d8fe0233ee76ac8bb6c613a1b706baffae6b841fdeaa74ddfa636f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51f89c0a17d8fe0233ee76ac8bb6c613a1b706baffae6b841fdeaa74ddfa636f", kill_on_drop: false }`
[INFO] [stdout] 51f89c0a17d8fe0233ee76ac8bb6c613a1b706baffae6b841fdeaa74ddfa636f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e8a77d292891be1746fb3d565db46e62d974d3a067641465efe90f25b1b6e1ef
[INFO] running `Command { std: "docker" "start" "-a" "e8a77d292891be1746fb3d565db46e62d974d3a067641465efe90f25b1b6e1ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling uuid v1.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ciborium-io v0.2.1
[INFO] [stderr]    Compiling cpp_demangle v0.4.3
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling ciborium-ll v0.2.1
[INFO] [stderr]    Compiling debugid v0.8.0
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling bytemuck v1.14.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling symbolic-demangle v10.2.1
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling num-format v0.4.4
[INFO] [stderr]    Compiling rgb v0.8.37
[INFO] [stderr]    Compiling symbolic-common v10.2.1
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling lapack-sys v0.14.0
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[INFO] [stderr]    Compiling approx v0.4.0
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[INFO] [stderr]    Compiling cblas-sys v0.1.4
[INFO] [stderr]    Compiling quick-xml v0.26.0
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[INFO] [stderr]    Compiling pprof v0.11.1
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[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling is-terminal v0.4.10
[INFO] [stderr]    Compiling tempfile v3.9.0
[INFO] [stderr]    Compiling inferno v0.11.19
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling katexit v0.1.4
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling ciborium v0.2.1
[INFO] [stderr]    Compiling cauchy v0.4.0
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling lax v0.16.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr]    Compiling ndarray-linalg v0.16.0
[INFO] [stderr]    Compiling rec_rsys v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.90s
[INFO] running `Command { std: "docker" "inspect" "e8a77d292891be1746fb3d565db46e62d974d3a067641465efe90f25b1b6e1ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8a77d292891be1746fb3d565db46e62d974d3a067641465efe90f25b1b6e1ef", kill_on_drop: false }`
[INFO] [stdout] e8a77d292891be1746fb3d565db46e62d974d3a067641465efe90f25b1b6e1ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4bac9de51972863f649d1f2de24e872d8cc08d439a9aea33b65ee2f7ce6f4794
[INFO] running `Command { std: "docker" "start" "-a" "4bac9de51972863f649d1f2de24e872d8cc08d439a9aea33b65ee2f7ce6f4794", kill_on_drop: false }`
[INFO] [stderr]    Compiling rec_rsys v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.20s
[INFO] running `Command { std: "docker" "inspect" "4bac9de51972863f649d1f2de24e872d8cc08d439a9aea33b65ee2f7ce6f4794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bac9de51972863f649d1f2de24e872d8cc08d439a9aea33b65ee2f7ce6f4794", kill_on_drop: false }`
[INFO] [stdout] 4bac9de51972863f649d1f2de24e872d8cc08d439a9aea33b65ee2f7ce6f4794
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8c05527dddfa65a07f58f5008095e5218894bcfcc3b90d8a39aee8733dae270f
[INFO] running `Command { std: "docker" "start" "-a" "8c05527dddfa65a07f58f5008095e5218894bcfcc3b90d8a39aee8733dae270f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rec_rsys-20447900bf06617e)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test benchmarks::testing_tools::tests::test_get_current_time ... ok
[INFO] [stdout] test benchmarks::testing_tools::tests::random_f ... ok
[INFO] [stdout] test accuracy::tests::test_vec_hit_rate ... ok
[INFO] [stdout] test matrix::tests::test_get_eigenvalues ... ok
[INFO] [stdout] test matrix::tests::test_covariance ... ok
[INFO] [stdout] test matrix::tests::test_subtract_vector_from_matrix ... ok
[INFO] [stdout] test matrix::tests::test_mean ... ok
[INFO] [stdout] test similarity::tests::test_euclidean_distance ... ok
[INFO] [stdout] test similarity::tests::test_cosine_similarity ... ok
[INFO] [stdout] test models::tests::test_sum_encoding_vectors ... ok
[INFO] [stdout] test accuracy::tests::test_hit_rate ... ok
[INFO] [stdout] test matrix::tests::test_mean_along_axis ... ok
[INFO] [stdout] test similarity::tests::test_jaccard_similarity ... ok
[INFO] [stdout] test utils::tests::test_argsort ... ok
[INFO] [stdout] test similarity::tests::test_msd ... ok
[INFO] [stdout] test similarity::tests::test_spearman_rank ... ok
[INFO] [stdout] test similarity::tests::test_pearson_correlation ... ok
[INFO] [stdout] test utils::tests::test_euclidean_norm ... ok
[INFO] [stdout] test similarity::tests::test_spearman_correlation ... ok
[INFO] [stdout] test utils::tests::test_sort_and_trucate ... ok
[INFO] [stdout] test utils::tests::test_squared_diff_sum ... ok
[INFO] [stdout] test similarity::tests::test_msd_similarity ... ok
[INFO] [stdout] test utils::tests::test_sort_with_direction_descending ... ok
[INFO] [stdout] test matrix::tests::test_transpose ... ok
[INFO] [stderr]    Doc-tests rec_rsys
[INFO] [stdout] test similarity::tests::test_exponential_decay_similarity ... ok
[INFO] [stdout] test statistics::tests::test_covariance ... ok
[INFO] [stdout] test statistics::tests::test_variance ... ok
[INFO] [stdout] test utils::tests::test_sort_with_direction_ascending ... ok
[INFO] [stdout] test statistics::tests::test_standard_deviation ... ok
[INFO] [stdout] test utils::tests::test_dot ... ok
[INFO] [stdout] test similarity::tests::test_pearson_baseline_similarity ... ok
[INFO] [stdout] test models::tests::test_one_hot_encode ... ok
[INFO] [stdout] test similarity::tests::test_minkowski_distance ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/benchmarks/testing_tools.rs - benchmarks::testing_tools::compare_execution_times (line 120) ... ignored
[INFO] [stdout] test src/matrix.rs - matrix::get_eigenvectors (line 205) ... ignored
[INFO] [stdout] test src/algorithms/knn.rs - algorithms::knn::KNN (line 24) ... FAILED
[INFO] [stdout] test src/similarity.rs - similarity::pearson_correlation (line 133) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::minkowski_distance (line 263) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::cosine_similarity (line 47) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::spearman_correlation (line 236) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::jaccard_similarity (line 27) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::msd (line 192) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::euclidean_distance (line 87) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::adjusted_cosine_similarity (line 67) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::pearson_baseline_similarity (line 170) ... ok
[INFO] [stdout] test src/statistics.rs - statistics::variance (line 118) ... ok
[INFO] [stdout] test src/matrix.rs - matrix::subtract_vector_from_matrix (line 121) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::msd_similarity (line 211) ... ok
[INFO] [stdout] test src/utils.rs - utils::sort_with_direction (line 72) ... ok
[INFO] [stdout] test src/similarity.rs - similarity::exponential_decay_similarity (line 107) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/algorithms/knn.rs - algorithms::knn::KNN (line 24) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `rec_rsys::algorithms::KNN`
[INFO] [stdout]  --> src/algorithms/knn.rs:26:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rec_rsys::{algorithms::KNN, models::Item, similarity::SimilarityAlgos};
[INFO] [stdout]   |                ^^^^^^^^^^^^---
[INFO] [stdout]   |                |           |
[INFO] [stdout]   |                |           help: a similar name exists in the module: `knn`
[INFO] [stdout]   |                no `KNN` in `algorithms`
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider importing this struct instead:
[INFO] [stdout]           rec_rsys::algorithms::knn::KNN
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/algorithms/knn.rs - algorithms::knn::KNN (line 24)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 14 passed; 1 failed; 2 ignored; 0 measured; 0 filtered out; finished in 7.15s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "8c05527dddfa65a07f58f5008095e5218894bcfcc3b90d8a39aee8733dae270f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c05527dddfa65a07f58f5008095e5218894bcfcc3b90d8a39aee8733dae270f", kill_on_drop: false }`
[INFO] [stdout] 8c05527dddfa65a07f58f5008095e5218894bcfcc3b90d8a39aee8733dae270f
