[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 master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcellobeltrami%2FRust_ML" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/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-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/marcellobeltrami/Rust_ML on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10fd972fa3b3b7675e543e4cdae5510fd4a4dfba5949eb4b7b9b292f8ad6a8d5
[INFO] running `Command { std: "docker" "start" "-a" "10fd972fa3b3b7675e543e4cdae5510fd4a4dfba5949eb4b7b9b292f8ad6a8d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10fd972fa3b3b7675e543e4cdae5510fd4a4dfba5949eb4b7b9b292f8ad6a8d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10fd972fa3b3b7675e543e4cdae5510fd4a4dfba5949eb4b7b9b292f8ad6a8d5", kill_on_drop: false }`
[INFO] [stdout] 10fd972fa3b3b7675e543e4cdae5510fd4a4dfba5949eb4b7b9b292f8ad6a8d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afff632793e950a56e3c83662dcbb88f612925993f89102ade93870bc3cbfdc1
[INFO] running `Command { std: "docker" "start" "-a" "afff632793e950a56e3c83662dcbb88f612925993f89102ade93870bc3cbfdc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.208
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.125
[INFO] [stderr]    Compiling ryu v1.0.18
[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 36.19s
[INFO] running `Command { std: "docker" "inspect" "afff632793e950a56e3c83662dcbb88f612925993f89102ade93870bc3cbfdc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afff632793e950a56e3c83662dcbb88f612925993f89102ade93870bc3cbfdc1", kill_on_drop: false }`
[INFO] [stdout] afff632793e950a56e3c83662dcbb88f612925993f89102ade93870bc3cbfdc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c6683e65833fd8c4551188a051aef758c09d8697b9ff4d3663de7aa681fdb4c
[INFO] running `Command { std: "docker" "start" "-a" "1c6683e65833fd8c4551188a051aef758c09d8697b9ff4d3663de7aa681fdb4c", kill_on_drop: false }`
[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]    Compiling machine_learning v0.1.0 (/opt/rustwide/workdir)
[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 1.35s
[INFO] running `Command { std: "docker" "inspect" "1c6683e65833fd8c4551188a051aef758c09d8697b9ff4d3663de7aa681fdb4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c6683e65833fd8c4551188a051aef758c09d8697b9ff4d3663de7aa681fdb4c", kill_on_drop: false }`
[INFO] [stdout] 1c6683e65833fd8c4551188a051aef758c09d8697b9ff4d3663de7aa681fdb4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa787b0b8177273c038cd546de40723c6c7a9943bb80039467e99387c678018c
[INFO] running `Command { std: "docker" "start" "-a" "aa787b0b8177273c038cd546de40723c6c7a9943bb80039467e99387c678018c", 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: 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: 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: `machine_learning` (test "preprocessing") generated 1 warning (run `cargo fix --test "preprocessing"` to apply 1 suggestion)
[INFO] [stderr] warning: `machine_learning` (test "matrix_ops") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/machine_learning-ab13da0ba643b224)
[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-a1201470bc73e959)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test mx_mult_valid ... ok
[INFO] [stdout] test mx_sum ... ok
[INFO] [stdout] test mx_subtract_invalid ... ok
[INFO] [stdout] test mx_subtract_valid ... ok
[INFO] [stdout] test scale_invalid_mx ... ok
[INFO] [stdout] test mx_sum_uneven ... ok
[INFO] [stdout] test scale_valid ... ok
[INFO] [stdout] test scale_invalid_vectors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/preprocessing.rs (/opt/rustwide/target/debug/deps/preprocessing-b28fc816e9ce7350)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test encoder_test_valid ... ok
[INFO] [stdout] test encoder_test_empty ... ok
[INFO] [stdout] test log_scaling_test_empty ... ok
[INFO] [stdout] test robust_scaling_test_empty ... ok
[INFO] [stderr]      Running tests/vector_ops.rs (/opt/rustwide/target/debug/deps/vector_ops-2b082d8256d7d4a0)
[INFO] [stdout] test robust_scaling_test_valid ... ok
[INFO] [stdout] test standard_scaling_test_empty ... ok
[INFO] [stdout] test standard_scaling_test_valid ... ok
[INFO] [stdout] test log_scaling_test ... 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 21 tests
[INFO] [stdout] test test_norm_euclidean_empty ... ok
[INFO] [stdout] test test_norm_euclidean_mixed ... ok
[INFO] [stdout] test test_norm_infinity_empty ... ok
[INFO] [stdout] test test_norm_infinity_negative ... ok
[INFO] [stdout] test test_norm_infinity_mixed ... ok
[INFO] [stdout] test test_norm_euclidean_positive ... ok
[INFO] [stdout] test test_norm_infinity_positive ... 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 vector_dot1 ... ok
[INFO] [stdout] test vector_dot_large_numbers ... ok
[INFO] [stdout] test test_norm_manhattan_positive ... ok
[INFO] [stdout] test vector_dot_uneven_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_mult_diff_len ... ok
[INFO] [stdout] test vector_mult_same_len ... ok
[INFO] [stdout] test test_norm_euclidean_negative ... ok
[INFO] [stderr]    Doc-tests machine_learning
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[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" "aa787b0b8177273c038cd546de40723c6c7a9943bb80039467e99387c678018c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa787b0b8177273c038cd546de40723c6c7a9943bb80039467e99387c678018c", kill_on_drop: false }`
[INFO] [stdout] aa787b0b8177273c038cd546de40723c6c7a9943bb80039467e99387c678018c
