[INFO] cloning repository https://github.com/marcellobeltrami/Rust_ML
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marcellobeltrami/Rust_ML" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcellobeltrami%2FRust_ML", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcellobeltrami%2FRust_ML'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b69bacbbd947205b207a2200a9e1ad0d03eeb2b8
[INFO] testing marcellobeltrami/Rust_ML against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcellobeltrami%2FRust_ML" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/marcellobeltrami/Rust_ML
[INFO] finished tweaking git repo https://github.com/marcellobeltrami/Rust_ML
[INFO] tweaked toml for git repo https://github.com/marcellobeltrami/Rust_ML written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/marcellobeltrami/Rust_ML on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/marcellobeltrami/Rust_ML 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded csv-core v0.1.11
[INFO] [stderr]   Downloaded serde_derive v1.0.208
[INFO] [stderr]   Downloaded serde_json v1.0.125
[INFO] [stderr]   Downloaded serde v1.0.208
[INFO] [stderr]   Downloaded syn v2.0.74
[INFO] [stderr]   Downloaded csv v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60b12606369253d7e0e25fabac8b6498801de62760fd546dd755641ffaf25e2a
[INFO] running `Command { std: "docker" "start" "-a" "60b12606369253d7e0e25fabac8b6498801de62760fd546dd755641ffaf25e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60b12606369253d7e0e25fabac8b6498801de62760fd546dd755641ffaf25e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60b12606369253d7e0e25fabac8b6498801de62760fd546dd755641ffaf25e2a", kill_on_drop: false }`
[INFO] [stdout] 60b12606369253d7e0e25fabac8b6498801de62760fd546dd755641ffaf25e2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca64f3d1782de5e1f83265ce41ca91fc8f28507d40c5fcec8b0d5346a7597627
[INFO] running `Command { std: "docker" "start" "-a" "ca64f3d1782de5e1f83265ce41ca91fc8f28507d40c5fcec8b0d5346a7597627", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling serde v1.0.208
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.125
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.208
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling machine_learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated functions `int_to_float` and `infer_type` are never used
[INFO] [stdout]    --> src/algos/preprocess.rs:21:8
[INFO] [stdout]     |
[INFO] [stdout]  10 | impl  Preprocess{
[INFO] [stdout]     | ---------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  21 |     fn int_to_float(x: Vec<i32>) -> Vec<f64>{
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     fn infer_type(value: &str) -> Value {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.02s
[INFO] running `Command { std: "docker" "inspect" "ca64f3d1782de5e1f83265ce41ca91fc8f28507d40c5fcec8b0d5346a7597627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca64f3d1782de5e1f83265ce41ca91fc8f28507d40c5fcec8b0d5346a7597627", kill_on_drop: false }`
[INFO] [stdout] ca64f3d1782de5e1f83265ce41ca91fc8f28507d40c5fcec8b0d5346a7597627
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c77c8a918f39c326f7884344d5566655dc11cc143323dc44917b18d9ac9d044
[INFO] running `Command { std: "docker" "start" "-a" "4c77c8a918f39c326f7884344d5566655dc11cc143323dc44917b18d9ac9d044", kill_on_drop: false }`
[INFO] [stderr]    Compiling machine_learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated functions `int_to_float` and `infer_type` are never used
[INFO] [stdout]    --> src/algos/preprocess.rs:21:8
[INFO] [stdout]     |
[INFO] [stdout]  10 | impl  Preprocess{
[INFO] [stdout]     | ---------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  21 |     fn int_to_float(x: Vec<i32>) -> Vec<f64>{
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     fn infer_type(value: &str) -> Value {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `*`
[INFO] [stdout]  --> tests/preprocessing.rs:1:49
[INFO] [stdout]   |
[INFO] [stdout] 1 | use machine_learning::algos::preprocess::{self, *};
[INFO] [stdout]   |                                                 ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `int_to_float` and `infer_type` are never used
[INFO] [stdout]    --> src/algos/preprocess.rs:21:8
[INFO] [stdout]     |
[INFO] [stdout]  10 | impl  Preprocess{
[INFO] [stdout]     | ---------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  21 |     fn int_to_float(x: Vec<i32>) -> Vec<f64>{
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     fn infer_type(value: &str) -> Value {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vector_by_matrix` is never used
[INFO] [stdout]    --> tests/matrix_ops.rs:156:4
[INFO] [stdout]     |
[INFO] [stdout] 156 | fn vector_by_matrix() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "4c77c8a918f39c326f7884344d5566655dc11cc143323dc44917b18d9ac9d044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c77c8a918f39c326f7884344d5566655dc11cc143323dc44917b18d9ac9d044", kill_on_drop: false }`
[INFO] [stdout] 4c77c8a918f39c326f7884344d5566655dc11cc143323dc44917b18d9ac9d044
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6277176b9f99def7a0b67d6df5729b83d4b16ba269814f8740681e51bbc5b837
[INFO] running `Command { std: "docker" "start" "-a" "6277176b9f99def7a0b67d6df5729b83d4b16ba269814f8740681e51bbc5b837", kill_on_drop: false }`
[INFO] [stderr] warning: associated functions `int_to_float` and `infer_type` are never used
[INFO] [stderr]    --> src/algos/preprocess.rs:21:8
[INFO] [stderr]     |
[INFO] [stderr]  10 | impl  Preprocess{
[INFO] [stderr]     | ---------------- associated functions in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  21 |     fn int_to_float(x: Vec<i32>) -> Vec<f64>{
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 151 |     fn infer_type(value: &str) -> Value {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `machine_learning` (lib) generated 1 warning
[INFO] [stderr] warning: `machine_learning` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: function `vector_by_matrix` is never used
[INFO] [stderr]    --> tests/matrix_ops.rs:156:4
[INFO] [stderr]     |
[INFO] [stderr] 156 | fn vector_by_matrix() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `*`
[INFO] [stderr]  --> tests/preprocessing.rs:1:49
[INFO] [stderr]   |
[INFO] [stderr] 1 | use machine_learning::algos::preprocess::{self, *};
[INFO] [stderr]   |                                                 ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `machine_learning` (test "matrix_ops") generated 1 warning
[INFO] [stderr] warning: `machine_learning` (test "preprocessing") generated 1 warning (run `cargo fix --test "preprocessing"` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/machine_learning-d2796d87d150fab2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/matrix_ops.rs (/opt/rustwide/target/debug/deps/matrix_ops-6d6e689f6356edfa)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test mx_sum ... ok
[INFO] [stdout] test mx_sum_uneven ... ok
[INFO] [stderr]      Running tests/preprocessing.rs (/opt/rustwide/target/debug/deps/preprocessing-0f2a598157de12d9)
[INFO] [stdout] test mx_subtract_invalid ... ok
[INFO] [stdout] test scale_invalid_mx ... ok
[INFO] [stdout] test scale_valid ... ok
[INFO] [stdout] test mx_subtract_valid ... ok
[INFO] [stdout] test scale_invalid_vectors ... ok
[INFO] [stdout] test mx_mult_valid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test log_scaling_test ... ok
[INFO] [stdout] test robust_scaling_test_valid ... ok
[INFO] [stdout] test encoder_test_valid ... ok
[INFO] [stderr]      Running tests/vector_ops.rs (/opt/rustwide/target/debug/deps/vector_ops-3fa49d0e0c49b21b)
[INFO] [stdout] test standard_scaling_test_empty ... ok
[INFO] [stdout] test log_scaling_test_empty ... ok
[INFO] [stdout] test robust_scaling_test_empty ... ok
[INFO] [stdout] test encoder_test_empty ... ok
[INFO] [stdout] test standard_scaling_test_valid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests machine_learning
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test test_norm_euclidean_mixed ... ok
[INFO] [stdout] test test_norm_euclidean_empty ... ok
[INFO] [stdout] test test_norm_euclidean_negative ... ok
[INFO] [stdout] test test_norm_euclidean_positive ... ok
[INFO] [stdout] test test_norm_infinity_empty ... ok
[INFO] [stdout] test test_norm_infinity_mixed ... ok
[INFO] [stdout] test test_norm_infinity_positive ... ok
[INFO] [stdout] test test_norm_infinity_negative ... ok
[INFO] [stdout] test test_norm_infinity_single_element ... ok
[INFO] [stdout] test test_norm_manhattan_empty ... ok
[INFO] [stdout] test test_norm_manhattan_mixed ... ok
[INFO] [stdout] test test_norm_manhattan_negative ... ok
[INFO] [stdout] test test_norm_manhattan_positive ... ok
[INFO] [stdout] test vector_dot1 ... ok
[INFO] [stdout] test vector_dot_uneven_len ... ok
[INFO] [stdout] test vector_mult_diff_len ... ok
[INFO] [stdout] test vector_mult_same_len ... ok
[INFO] [stdout] test vector_sum1 ... ok
[INFO] [stdout] test vector_sum_uneven_len ... ok
[INFO] [stdout] test vector_sum_large_numbers ... ok
[INFO] [stdout] test vector_dot_large_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6277176b9f99def7a0b67d6df5729b83d4b16ba269814f8740681e51bbc5b837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6277176b9f99def7a0b67d6df5729b83d4b16ba269814f8740681e51bbc5b837", kill_on_drop: false }`
[INFO] [stdout] 6277176b9f99def7a0b67d6df5729b83d4b16ba269814f8740681e51bbc5b837
