[INFO] cloning repository https://github.com/mukaiyama729/OptimizationAlgorithm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mukaiyama729/OptimizationAlgorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmukaiyama729%2FOptimizationAlgorithm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmukaiyama729%2FOptimizationAlgorithm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f80588872092571d2be865e2ed4d5a4d7386298c
[INFO] checking mukaiyama729/OptimizationAlgorithm against master#029c9e18dd1f4668e1d42bb187c1c263dfe20093 for pr-157562
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmukaiyama729%2FOptimizationAlgorithm" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mukaiyama729/OptimizationAlgorithm
[INFO] finished tweaking git repo https://github.com/mukaiyama729/OptimizationAlgorithm
[INFO] tweaked toml for git repo https://github.com/mukaiyama729/OptimizationAlgorithm written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mukaiyama729/OptimizationAlgorithm on toolchain 029c9e18dd1f4668e1d42bb187c1c263dfe20093
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mukaiyama729/OptimizationAlgorithm 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" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded portable-atomic-util v0.2.2
[INFO] [stderr]   Downloaded ndarray v0.16.1
[INFO] [stderr]   Downloaded syn v2.0.74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 56fb30130073dd73a381c040003b5c1c62ed98915a9af0524af1606a7d396af1
[INFO] running `Command { std: "docker" "start" "56fb30130073dd73a381c040003b5c1c62ed98915a9af0524af1606a7d396af1", 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" "56fb30130073dd73a381c040003b5c1c62ed98915a9af0524af1606a7d396af1" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56fb30130073dd73a381c040003b5c1c62ed98915a9af0524af1606a7d396af1", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "56fb30130073dd73a381c040003b5c1c62ed98915a9af0524af1606a7d396af1" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking ndarray v0.16.1
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking sample_rust_app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ArrayD`, `Dim`, and `IxDyn`
[INFO] [stdout]  --> src/main.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{ArrayD, IxDyn, Dim};
[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: `ArrayD`
[INFO] [stdout]  --> src/algorithm/conjugate_gradient.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use ndarray::{ ArrayD, Array1, ScalarOperand };
[INFO] [stdout]   |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::Float`
[INFO] [stdout]  --> src/algorithm/line_search/search_traits.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_traits::Float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ScalarOperand`
[INFO] [stdout]  --> src/algorithm/line_search/search_traits.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ndarray::{ Array1, ScalarOperand };
[INFO] [stdout]   |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DefaultLineSearch`
[INFO] [stdout]  --> src/algorithm.rs:8:57
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use line_search::{LineSearchEnum, ArmijoLineSearch, DefaultLineSearch,};
[INFO] [stdout]   |                                                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ArrayD`, `Dim`, and `IxDyn`
[INFO] [stdout]  --> src/main.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{ArrayD, IxDyn, Dim};
[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: `ArrayD`
[INFO] [stdout]  --> src/algorithm/conjugate_gradient.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use ndarray::{ ArrayD, Array1, ScalarOperand };
[INFO] [stdout]   |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::Float`
[INFO] [stdout]  --> src/algorithm/line_search/search_traits.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_traits::Float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ScalarOperand`
[INFO] [stdout]  --> src/algorithm/line_search/search_traits.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ndarray::{ Array1, ScalarOperand };
[INFO] [stdout]   |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DefaultLineSearch`
[INFO] [stdout]  --> src/algorithm.rs:8:57
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use line_search::{LineSearchEnum, ArmijoLineSearch, DefaultLineSearch,};
[INFO] [stdout]   |                                                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/algorithm/line_search/line_searches.rs:31:47
[INFO] [stdout]    |
[INFO] [stdout] 31 |         fn new(tolerance: T, max_iter: usize, args: Option<&[T]>) -> Self {
[INFO] [stdout]    |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tolerance` is never read
[INFO] [stdout]   --> src/algorithm/line_search/line_searches.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub struct ArmijoLineSearch<T>
[INFO] [stdout]    |                ---------------- field in this struct
[INFO] [stdout] 24 |     where T: Float + ScalarOperand {
[INFO] [stdout] 25 |         pub tolerance: T,
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tolerance` and `max_iter` are never read
[INFO] [stdout]   --> src/algorithm/line_search/line_searches.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub struct DefaultLineSearch<T> where T: Float + ScalarOperand {
[INFO] [stdout]    |                ----------------- fields in this struct
[INFO] [stdout] 62 |         pub tolerance: T,
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout] 63 |         pub max_iter: usize,
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `converge_threshold` is never read
[INFO] [stdout]  --> src/algorithm/set/initialize_setter.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub struct FirstOrderInitializeSet<T>  {
[INFO] [stdout]   |                ----------------------- field in this struct
[INFO] [stdout] 5 |         pub initial_point: Array1<T>,
[INFO] [stdout] 6 |         pub converge_threshold: f64,
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `apply_target_function` and `get_converge_threshold` are never used
[INFO] [stdout]   --> src/algorithm/set/initialize_setter.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     impl<T> FirstOrderInitializeSet<T> {
[INFO] [stdout]    |     ---------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |         pub fn apply_target_function(&self, point: &Array1<T>) -> T {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |         pub fn get_converge_threshold(&self) -> &f64 {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `GradientMethod` should have a snake case name
[INFO] [stdout]  --> src/algorithm/conjugate_gradient.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod GradientMethod {
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `gradient_method`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `LineSearches` should have a snake case name
[INFO] [stdout]  --> src/algorithm/line_search/line_searches.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub mod LineSearches {
[INFO] [stdout]   |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `line_searches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `InitializeSetter` should have a snake case name
[INFO] [stdout]  --> src/algorithm/set/initialize_setter.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub mod InitializeSetter {
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `initialize_setter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/algorithm/line_search/line_searches.rs:31:47
[INFO] [stdout]    |
[INFO] [stdout] 31 |         fn new(tolerance: T, max_iter: usize, args: Option<&[T]>) -> Self {
[INFO] [stdout]    |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tolerance` is never read
[INFO] [stdout]   --> src/algorithm/line_search/line_searches.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub struct ArmijoLineSearch<T>
[INFO] [stdout]    |                ---------------- field in this struct
[INFO] [stdout] 24 |     where T: Float + ScalarOperand {
[INFO] [stdout] 25 |         pub tolerance: T,
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tolerance` and `max_iter` are never read
[INFO] [stdout]   --> src/algorithm/line_search/line_searches.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub struct DefaultLineSearch<T> where T: Float + ScalarOperand {
[INFO] [stdout]    |                ----------------- fields in this struct
[INFO] [stdout] 62 |         pub tolerance: T,
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout] 63 |         pub max_iter: usize,
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `converge_threshold` is never read
[INFO] [stdout]  --> src/algorithm/set/initialize_setter.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub struct FirstOrderInitializeSet<T>  {
[INFO] [stdout]   |                ----------------------- field in this struct
[INFO] [stdout] 5 |         pub initial_point: Array1<T>,
[INFO] [stdout] 6 |         pub converge_threshold: f64,
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `apply_target_function` and `get_converge_threshold` are never used
[INFO] [stdout]   --> src/algorithm/set/initialize_setter.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     impl<T> FirstOrderInitializeSet<T> {
[INFO] [stdout]    |     ---------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |         pub fn apply_target_function(&self, point: &Array1<T>) -> T {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |         pub fn get_converge_threshold(&self) -> &f64 {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `GradientMethod` should have a snake case name
[INFO] [stdout]  --> src/algorithm/conjugate_gradient.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod GradientMethod {
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `gradient_method`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `LineSearches` should have a snake case name
[INFO] [stdout]  --> src/algorithm/line_search/line_searches.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub mod LineSearches {
[INFO] [stdout]   |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `line_searches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `InitializeSetter` should have a snake case name
[INFO] [stdout]  --> src/algorithm/set/initialize_setter.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub mod InitializeSetter {
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `initialize_setter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.77s
[INFO] running `Command { std: "docker" "inspect" "56fb30130073dd73a381c040003b5c1c62ed98915a9af0524af1606a7d396af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56fb30130073dd73a381c040003b5c1c62ed98915a9af0524af1606a7d396af1", kill_on_drop: false }`
[INFO] [stdout] 56fb30130073dd73a381c040003b5c1c62ed98915a9af0524af1606a7d396af1
