[INFO] fetching crate newron 0.5.1...
[INFO] testing newron-0.5.1 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate newron 0.5.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate newron 0.5.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate newron 0.5.1
[INFO] tweaked toml for crates.io crate newron 0.5.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate newron 0.5.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate newron 0.5.1 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | homepage = "https://github.com/hugues31/newron"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 | repository = "https://github.com/hugues31/newron"
[INFO] [stderr]    |              ------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `newron` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 24befab72befa2e5be104ac5e43f872090b5386ab2a30d5e7e0c640dddeb7940
[INFO] running `Command { std: "docker" "start" "24befab72befa2e5be104ac5e43f872090b5386ab2a30d5e7e0c640dddeb7940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24befab72befa2e5be104ac5e43f872090b5386ab2a30d5e7e0c640dddeb7940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "24befab72befa2e5be104ac5e43f872090b5386ab2a30d5e7e0c640dddeb7940" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24befab72befa2e5be104ac5e43f872090b5386ab2a30d5e7e0c640dddeb7940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "24befab72befa2e5be104ac5e43f872090b5386ab2a30d5e7e0c640dddeb7940" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | homepage = "https://github.com/hugues31/newron"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 | repository = "https://github.com/hugues31/newron"
[INFO] [stderr]    |              ------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `newron` (manifest) generated 1 warning
[INFO] [stderr]    Compiling newron v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::utils`
[INFO] [stdout]   --> src/sequential.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::utils;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/tensor.rs:57:57
[INFO] [stdout]    |
[INFO] [stdout] 57 |            let data: Vec<f64> = (0..number_values).map(|_| (
[INFO] [stdout]    |  __________________________________________________________^
[INFO] [stdout] 58 | |              // formula
[INFO] [stdout] 59 | |              ((-2.0 * rng.rand_float().ln()).sqrt() * (2.0 * PI * rng.rand_float()).cos()) * stdev + mean
[INFO] [stdout]    | | ____________^____________________________________________________________________________________________^
[INFO] [stdout]    | ||____________|
[INFO] [stdout]    |  |
[INFO] [stdout] 60 |  |         )).collect();
[INFO] [stdout]    |  |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -         let data: Vec<f64> = (0..number_values).map(|_| (
[INFO] [stdout] 58 -             // formula
[INFO] [stdout] 59 -             ((-2.0 * rng.rand_float().ln()).sqrt() * (2.0 * PI * rng.rand_float()).cos()) * stdev + mean
[INFO] [stdout] 60 -         )).collect();
[INFO] [stdout] 57 +         let data: Vec<f64> = (0..number_values).map(|_| ((-2.0 * rng.rand_float().ln()).sqrt() * (2.0 * PI * rng.rand_float()).cos()) * stdev + mean).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/random.rs:43:38
[INFO] [stdout]    |
[INFO] [stdout] 43 |         (self.rand() as f64)/(<u32>::max_value() as f64)
[INFO] [stdout]    |                                      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/dataset.rs:89:34
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn from_csv(path: &Path, header: bool) -> Result<Dataset, DatasetError> {
[INFO] [stdout]    |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recall_score`
[INFO] [stdout]    --> src/sequential.rs:213:37
[INFO] [stdout]     |
[INFO] [stdout] 213 | ...                   let recall_score = cm.recall_score(class);
[INFO] [stdout]     |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recall_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precision_score`
[INFO] [stdout]    --> src/sequential.rs:217:37
[INFO] [stdout]     |
[INFO] [stdout] 217 | ...                   let precision_score = cm.precision_score(class);
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f1_score`
[INFO] [stdout]    --> src/sequential.rs:221:37
[INFO] [stdout]     |
[INFO] [stdout] 221 | ...                   let f1_score = cm.f1_score(class);
[INFO] [stdout]     |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_f1_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rand_range` is never used
[INFO] [stdout]   --> src/random.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Rand{
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn rand_range(&mut self, a: i32, b: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2.55s
[INFO] running `Command { std: "docker" "inspect" "24befab72befa2e5be104ac5e43f872090b5386ab2a30d5e7e0c640dddeb7940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "24befab72befa2e5be104ac5e43f872090b5386ab2a30d5e7e0c640dddeb7940" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | homepage = "https://github.com/hugues31/newron"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 | repository = "https://github.com/hugues31/newron"
[INFO] [stderr]    |              ------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `newron` (manifest) generated 1 warning
[INFO] [stdout] warning: unused import: `crate::utils`
[INFO] [stdout]   --> src/sequential.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::utils;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/tensor.rs:57:57
[INFO] [stdout]    |
[INFO] [stdout] 57 |            let data: Vec<f64> = (0..number_values).map(|_| (
[INFO] [stdout]    |  __________________________________________________________^
[INFO] [stdout] 58 | |              // formula
[INFO] [stdout] 59 | |              ((-2.0 * rng.rand_float().ln()).sqrt() * (2.0 * PI * rng.rand_float()).cos()) * stdev + mean
[INFO] [stdout]    | | ____________^____________________________________________________________________________________________^
[INFO] [stdout]    | ||____________|
[INFO] [stdout]    |  |
[INFO] [stdout] 60 |  |         )).collect();
[INFO] [stdout]    |  |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -         let data: Vec<f64> = (0..number_values).map(|_| (
[INFO] [stdout] 58 -             // formula
[INFO] [stdout] 59 -             ((-2.0 * rng.rand_float().ln()).sqrt() * (2.0 * PI * rng.rand_float()).cos()) * stdev + mean
[INFO] [stdout] 60 -         )).collect();
[INFO] [stdout] 57 +         let data: Vec<f64> = (0..number_values).map(|_| ((-2.0 * rng.rand_float().ln()).sqrt() * (2.0 * PI * rng.rand_float()).cos()) * stdev + mean).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/random.rs:43:38
[INFO] [stdout]    |
[INFO] [stdout] 43 |         (self.rand() as f64)/(<u32>::max_value() as f64)
[INFO] [stdout]    |                                      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/dataset.rs:89:34
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn from_csv(path: &Path, header: bool) -> Result<Dataset, DatasetError> {
[INFO] [stdout]    |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recall_score`
[INFO] [stdout]    --> src/sequential.rs:213:37
[INFO] [stdout]     |
[INFO] [stdout] 213 | ...                   let recall_score = cm.recall_score(class);
[INFO] [stdout]     |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recall_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precision_score`
[INFO] [stdout]    --> src/sequential.rs:217:37
[INFO] [stdout]     |
[INFO] [stdout] 217 | ...                   let precision_score = cm.precision_score(class);
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f1_score`
[INFO] [stdout]    --> src/sequential.rs:221:37
[INFO] [stdout]     |
[INFO] [stdout] 221 | ...                   let f1_score = cm.f1_score(class);
[INFO] [stdout]     |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_f1_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rand_range` is never used
[INFO] [stdout]   --> src/random.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Rand{
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn rand_range(&mut self, a: i32, b: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling newron v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ColumnType` and `RowType`
[INFO] [stdout]  --> examples/linear_regression.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use newron::dataset::{RowType, Dataset, ColumnType};
[INFO] [stdout]   |                       ^^^^^^^           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils`
[INFO] [stdout]   --> src/sequential.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::utils;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/tensor.rs:57:57
[INFO] [stdout]    |
[INFO] [stdout] 57 |            let data: Vec<f64> = (0..number_values).map(|_| (
[INFO] [stdout]    |  __________________________________________________________^
[INFO] [stdout] 58 | |              // formula
[INFO] [stdout] 59 | |              ((-2.0 * rng.rand_float().ln()).sqrt() * (2.0 * PI * rng.rand_float()).cos()) * stdev + mean
[INFO] [stdout]    | | ____________^____________________________________________________________________________________________^
[INFO] [stdout]    | ||____________|
[INFO] [stdout]    |  |
[INFO] [stdout] 60 |  |         )).collect();
[INFO] [stdout]    |  |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -         let data: Vec<f64> = (0..number_values).map(|_| (
[INFO] [stdout] 58 -             // formula
[INFO] [stdout] 59 -             ((-2.0 * rng.rand_float().ln()).sqrt() * (2.0 * PI * rng.rand_float()).cos()) * stdev + mean
[INFO] [stdout] 60 -         )).collect();
[INFO] [stdout] 57 +         let data: Vec<f64> = (0..number_values).map(|_| ((-2.0 * rng.rand_float().ln()).sqrt() * (2.0 * PI * rng.rand_float()).cos()) * stdev + mean).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/random.rs:43:38
[INFO] [stdout]    |
[INFO] [stdout] 43 |         (self.rand() as f64)/(<u32>::max_value() as f64)
[INFO] [stdout]    |                                      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/dataset.rs:89:34
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn from_csv(path: &Path, header: bool) -> Result<Dataset, DatasetError> {
[INFO] [stdout]    |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recall_score`
[INFO] [stdout]    --> src/sequential.rs:213:37
[INFO] [stdout]     |
[INFO] [stdout] 213 | ...                   let recall_score = cm.recall_score(class);
[INFO] [stdout]     |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recall_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `precision_score`
[INFO] [stdout]    --> src/sequential.rs:217:37
[INFO] [stdout]     |
[INFO] [stdout] 217 | ...                   let precision_score = cm.precision_score(class);
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f1_score`
[INFO] [stdout]    --> src/sequential.rs:221:37
[INFO] [stdout]     |
[INFO] [stdout] 221 | ...                   let f1_score = cm.f1_score(class);
[INFO] [stdout]     |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_f1_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rand_range` is never used
[INFO] [stdout]   --> src/random.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Rand{
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn rand_range(&mut self, a: i32, b: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2.10s
[INFO] running `Command { std: "docker" "inspect" "24befab72befa2e5be104ac5e43f872090b5386ab2a30d5e7e0c640dddeb7940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "24befab72befa2e5be104ac5e43f872090b5386ab2a30d5e7e0c640dddeb7940" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | homepage = "https://github.com/hugues31/newron"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 | repository = "https://github.com/hugues31/newron"
[INFO] [stderr]    |              ------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `newron` (manifest) generated 1 warning
[INFO] [stderr] warning: unused import: `crate::utils`
[INFO] [stderr]   --> src/sequential.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use crate::utils;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/tensor.rs:57:57
[INFO] [stderr]    |
[INFO] [stderr] 57 |            let data: Vec<f64> = (0..number_values).map(|_| (
[INFO] [stderr]    |  __________________________________________________________^
[INFO] [stderr] 58 | |              // formula
[INFO] [stderr] 59 | |              ((-2.0 * rng.rand_float().ln()).sqrt() * (2.0 * PI * rng.rand_float()).cos()) * stdev + mean
[INFO] [stderr]    | | ____________^____________________________________________________________________________________________^
[INFO] [stderr]    | ||____________|
[INFO] [stderr]    |  |
[INFO] [stderr] 60 |  |         )).collect();
[INFO] [stderr]    |  |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 57 -         let data: Vec<f64> = (0..number_values).map(|_| (
[INFO] [stderr] 58 -             // formula
[INFO] [stderr] 59 -             ((-2.0 * rng.rand_float().ln()).sqrt() * (2.0 * PI * rng.rand_float()).cos()) * stdev + mean
[INFO] [stderr] 60 -         )).collect();
[INFO] [stderr] 57 +         let data: Vec<f64> = (0..number_values).map(|_| ((-2.0 * rng.rand_float().ln()).sqrt() * (2.0 * PI * rng.rand_float()).cos()) * stdev + mean).collect();
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stderr]   --> src/random.rs:43:38
[INFO] [stderr]    |
[INFO] [stderr] 43 |         (self.rand() as f64)/(<u32>::max_value() as f64)
[INFO] [stderr]    |                                      ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header`
[INFO] [stderr]   --> src/dataset.rs:89:34
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn from_csv(path: &Path, header: bool) -> Result<Dataset, DatasetError> {
[INFO] [stderr]    |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `recall_score`
[INFO] [stderr]    --> src/sequential.rs:213:37
[INFO] [stderr]     |
[INFO] [stderr] 213 | ...                   let recall_score = cm.recall_score(class);
[INFO] [stderr]     |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recall_score`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `precision_score`
[INFO] [stderr]    --> src/sequential.rs:217:37
[INFO] [stderr]     |
[INFO] [stderr] 217 | ...                   let precision_score = cm.precision_score(class);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_precision_score`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f1_score`
[INFO] [stderr]    --> src/sequential.rs:221:37
[INFO] [stderr]     |
[INFO] [stderr] 221 | ...                   let f1_score = cm.f1_score(class);
[INFO] [stderr]     |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_f1_score`
[INFO] [stderr] 
[INFO] [stderr] warning: method `rand_range` is never used
[INFO] [stderr]   --> src/random.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl Rand{
[INFO] [stderr]    | --------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 36 |     pub fn rand_range(&mut self, a: i32, b: i32) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `newron` (lib) generated 8 warnings (run `cargo fix --lib -p newron` to apply 6 suggestions)
[INFO] [stderr] warning: unused imports: `ColumnType` and `RowType`
[INFO] [stderr]  --> examples/linear_regression.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | use newron::dataset::{RowType, Dataset, ColumnType};
[INFO] [stderr]   |                       ^^^^^^^           ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `newron` (example "linear_regression") generated 1 warning (run `cargo fix --example "linear_regression" -p newron` to apply 1 suggestion)
[INFO] [stderr] warning: `newron` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/newron/978d1375a081fda0/out/newron-978d1375a081fda0)
[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/categorical_entropy.rs (/opt/rustwide/target/release/build/newron/c80911e170516ce1/out/categorical_entropy-c80911e170516ce1)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test categorical_entropy_tests::test_categorical_entropy_loss_grad ... ok
[INFO] [stdout] test categorical_entropy_tests::test_categorical_entropy_loss ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/dataset.rs (/opt/rustwide/target/release/build/newron/a2400b6244171df3/out/dataset-a2400b6244171df3)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test dataset_tests::test_dataset_debug_trait ... ok
[INFO] [stdout] test dataset_tests::test_load_csv ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- dataset_tests::test_load_csv stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'dataset_tests::test_load_csv' (357) panicked at src/dataset.rs:92:43:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x65108bfe4a11 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x65108bff902a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x65108bfe8c2c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x65108bfc0e76 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x65108bfdd0a9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x65108bf76060 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x65108bfdd262 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x65108bfc0f22 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x65108bfb9c39 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x65108bfc1b2d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x65108bff975c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x65108bff9532 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x65108bfaa938 - <newron[6dc062d04380e8d0]::dataset::Dataset>::from_csv
[INFO] [stdout]   13:     0x65108bf68f49 - <dataset[3a60214e0e68eff7]::dataset_tests::test_load_csv::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x65108bf694ab - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   15:     0x65108bf76685 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   16:     0x65108bf6ff74 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x65108bf79712 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x65108bfe426f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x72d76594bdfa - <unknown>
[INFO] [stdout]   20:     0x72d7659df3d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     dataset_tests::test_load_csv
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test dataset`
[INFO] running `Command { std: "docker" "inspect" "24befab72befa2e5be104ac5e43f872090b5386ab2a30d5e7e0c640dddeb7940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24befab72befa2e5be104ac5e43f872090b5386ab2a30d5e7e0c640dddeb7940", kill_on_drop: false }`
[INFO] [stdout] 24befab72befa2e5be104ac5e43f872090b5386ab2a30d5e7e0c640dddeb7940
