Dec 13 16:53:35.763 INFO testing ikurek/PEA-Projekt3 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 16:53:35.763 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 16:53:36.339 INFO [stdout] aef2d711541ce82223b3cf7a41daa4fb796bea8825daf955a239810fe8a9826b
Dec 13 16:53:36.341 INFO running `"docker" "start" "-a" "aef2d711541ce82223b3cf7a41daa4fb796bea8825daf955a239810fe8a9826b"`
Dec 13 16:53:38.002 INFO [stderr] usermod: no changes
Dec 13 16:53:38.127 INFO [stderr]    Compiling permutohedron v0.2.4
Dec 13 16:53:38.127 INFO [stderr]    Compiling tsplib v0.1.0
Dec 13 16:53:38.139 INFO [stderr]    Compiling time v0.1.39
Dec 13 16:53:40.956 INFO [stderr]    Compiling genetic v0.1.0 (/source)
Dec 13 16:53:41.579 INFO [stderr] warning: value assigned to `current_best_solution` is never read
Dec 13 16:53:41.579 INFO [stderr]   --> src/genetic_algorithm.rs:19:13
Dec 13 16:53:41.579 INFO [stderr]    |
Dec 13 16:53:41.579 INFO [stderr] 19 |     let mut current_best_solution: i32 = <i32>::max_value();
Dec 13 16:53:41.579 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:41.579 INFO [stderr]    |
Dec 13 16:53:41.579 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 13 16:53:41.579 INFO [stderr] 
Dec 13 16:53:41.579 INFO [stderr] warning: value assigned to `parents_population` is never read
Dec 13 16:53:41.579 INFO [stderr]   --> src/genetic_algorithm.rs:35:13
Dec 13 16:53:41.579 INFO [stderr]    |
Dec 13 16:53:41.579 INFO [stderr] 35 |     let mut parents_population: Vec<Vec<i32>> = Vec::new();
Dec 13 16:53:41.579 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Dec 13 16:53:41.579 INFO [stderr] 
Dec 13 16:53:41.579 INFO [stderr] warning: unused variable: `iteration`
Dec 13 16:53:41.579 INFO [stderr]   --> src/genetic_algorithm.rs:43:9
Dec 13 16:53:41.579 INFO [stderr]    |
Dec 13 16:53:41.579 INFO [stderr] 43 |     for iteration in 0..iterations {
Dec 13 16:53:41.579 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_iteration` instead
Dec 13 16:53:41.579 INFO [stderr]    |
Dec 13 16:53:41.579 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 16:53:41.579 INFO [stderr] 
Dec 13 16:53:41.579 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:41.579 INFO [stderr]   --> src/genetic_algorithm.rs:53:13
Dec 13 16:53:41.579 INFO [stderr]    |
Dec 13 16:53:41.579 INFO [stderr] 53 |         for i in 0..children_pairs_size {
Dec 13 16:53:41.579 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 13 16:53:41.579 INFO [stderr] 
Dec 13 16:53:41.579 INFO [stderr] warning: unused variable: `max_time_in_seconds`
Dec 13 16:53:41.579 INFO [stderr]   --> src/genetic_algorithm.rs:13:5
Dec 13 16:53:41.579 INFO [stderr]    |
Dec 13 16:53:41.579 INFO [stderr] 13 |     max_time_in_seconds: i32,
Dec 13 16:53:41.579 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^ help: consider using `_max_time_in_seconds` instead
Dec 13 16:53:41.579 INFO [stderr] 
Dec 13 16:53:41.579 INFO [stderr] warning: value assigned to `single_population_element` is never read
Dec 13 16:53:41.579 INFO [stderr]    --> src/genetic_algorithm.rs:100:13
Dec 13 16:53:41.579 INFO [stderr]     |
Dec 13 16:53:41.579 INFO [stderr] 100 |     let mut single_population_element: Vec<i32> = Vec::new();
Dec 13 16:53:41.579 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:41.580 INFO [stderr] 
Dec 13 16:53:41.580 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:41.580 INFO [stderr]    --> src/genetic_algorithm.rs:106:9
Dec 13 16:53:41.580 INFO [stderr]     |
Dec 13 16:53:41.580 INFO [stderr] 106 |     for i in 0..(population_size.clone()) {
Dec 13 16:53:41.580 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 13 16:53:41.580 INFO [stderr] 
Dec 13 16:53:41.580 INFO [stderr] warning: unused variable: `number_of_cities`
Dec 13 16:53:41.580 INFO [stderr]   --> src/genetic_algorithm.rs:88:5
Dec 13 16:53:41.580 INFO [stderr]    |
Dec 13 16:53:41.580 INFO [stderr] 88 |     number_of_cities: &i32,
Dec 13 16:53:41.580 INFO [stderr]    |     ^^^^^^^^^^^^^^^^ help: consider using `_number_of_cities` instead
Dec 13 16:53:41.580 INFO [stderr] 
Dec 13 16:53:41.580 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:41.580 INFO [stderr]    --> src/genetic_algorithm.rs:152:9
Dec 13 16:53:41.580 INFO [stderr]     |
Dec 13 16:53:41.580 INFO [stderr] 152 |     for i in 0..population_size {
Dec 13 16:53:41.580 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 13 16:53:41.580 INFO [stderr] 
Dec 13 16:53:41.580 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:41.580 INFO [stderr]    --> src/genetic_algorithm.rs:229:9
Dec 13 16:53:41.580 INFO [stderr]     |
Dec 13 16:53:41.580 INFO [stderr] 229 |     for i in 0..parents_population_size.clone() {
Dec 13 16:53:41.580 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 13 16:53:41.580 INFO [stderr] 
Dec 13 16:53:41.591 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:41.591 INFO [stderr]   --> src/main.rs:75:22
Dec 13 16:53:41.591 INFO [stderr]    |
Dec 13 16:53:41.591 INFO [stderr] 75 |     fn solve_genetic(mut matrix: &mut Vec<Vec<i32>>) {
Dec 13 16:53:41.591 INFO [stderr]    |                      ----^^^^^^
Dec 13 16:53:41.591 INFO [stderr]    |                      |
Dec 13 16:53:41.591 INFO [stderr]    |                      help: remove this `mut`
Dec 13 16:53:41.591 INFO [stderr]    |
Dec 13 16:53:41.591 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 16:53:41.591 INFO [stderr] 
Dec 13 16:53:41.619 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:41.619 INFO [stderr]   --> src/genetic_algorithm.rs:22:9
Dec 13 16:53:41.619 INFO [stderr]    |
Dec 13 16:53:41.619 INFO [stderr] 22 |     let mut number_of_cities: i32 = matrix.len() as i32;
Dec 13 16:53:41.619 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^
Dec 13 16:53:41.619 INFO [stderr]    |         |
Dec 13 16:53:41.619 INFO [stderr]    |         help: remove this `mut`
Dec 13 16:53:41.619 INFO [stderr] 
Dec 13 16:53:41.619 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:41.619 INFO [stderr]   --> src/genetic_algorithm.rs:25:9
Dec 13 16:53:41.619 INFO [stderr]    |
Dec 13 16:53:41.619 INFO [stderr] 25 |     let mut nodes: Vec<i32> = (0..number_of_cities).collect();
Dec 13 16:53:41.619 INFO [stderr]    |         ----^^^^^
Dec 13 16:53:41.619 INFO [stderr]    |         |
Dec 13 16:53:41.619 INFO [stderr]    |         help: remove this `mut`
Dec 13 16:53:41.619 INFO [stderr] 
Dec 13 16:53:41.619 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:41.619 INFO [stderr]   --> src/genetic_algorithm.rs:34:9
Dec 13 16:53:41.619 INFO [stderr]    |
Dec 13 16:53:41.619 INFO [stderr] 34 |     let mut parents_population_size: i32 = population_size / 2;
Dec 13 16:53:41.619 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:41.619 INFO [stderr]    |         |
Dec 13 16:53:41.619 INFO [stderr]    |         help: remove this `mut`
Dec 13 16:53:41.619 INFO [stderr] 
Dec 13 16:53:41.639 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:41.639 INFO [stderr]    --> src/genetic_algorithm.rs:289:9
Dec 13 16:53:41.639 INFO [stderr]     |
Dec 13 16:53:41.639 INFO [stderr] 289 |     let mut path_value: i32 = permutation_value(&matrix, &permutation);
Dec 13 16:53:41.639 INFO [stderr]     |         ----^^^^^^^^^^
Dec 13 16:53:41.639 INFO [stderr]     |         |
Dec 13 16:53:41.639 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:41.639 INFO [stderr] 
Dec 13 16:53:41.639 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:41.639 INFO [stderr]    --> src/genetic_algorithm.rs:291:9
Dec 13 16:53:41.639 INFO [stderr]     |
Dec 13 16:53:41.639 INFO [stderr] 291 |     let mut max_path_value: i32 = <i32>::max_value();
Dec 13 16:53:41.639 INFO [stderr]     |         ----^^^^^^^^^^^^^^
Dec 13 16:53:41.639 INFO [stderr]     |         |
Dec 13 16:53:41.639 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:41.639 INFO [stderr] 
Dec 13 16:53:41.639 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:41.639 INFO [stderr]    --> src/genetic_algorithm.rs:308:9
Dec 13 16:53:41.639 INFO [stderr]     |
Dec 13 16:53:41.639 INFO [stderr] 308 |     let mut parents_pair: Vec<Vec<i32>> = generate_parents_pair(&parents_population);
Dec 13 16:53:41.639 INFO [stderr]     |         ----^^^^^^^^^^^^
Dec 13 16:53:41.639 INFO [stderr]     |         |
Dec 13 16:53:41.639 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:41.639 INFO [stderr] 
Dec 13 16:53:41.643 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:41.643 INFO [stderr]    --> src/genetic_algorithm.rs:403:9
Dec 13 16:53:41.643 INFO [stderr]     |
Dec 13 16:53:41.643 INFO [stderr] 403 |     let mut saved_element: i32 = permutation[first_element_index];
Dec 13 16:53:41.643 INFO [stderr]     |         ----^^^^^^^^^^^^^
Dec 13 16:53:41.643 INFO [stderr]     |         |
Dec 13 16:53:41.643 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:41.643 INFO [stderr] 
Dec 13 16:53:41.647 INFO [stderr] warning: function is never used: `print_tabu_list`
Dec 13 16:53:41.647 INFO [stderr]   --> src/print_utils.rs:10:1
Dec 13 16:53:41.647 INFO [stderr]    |
Dec 13 16:53:41.647 INFO [stderr] 10 | pub fn print_tabu_list(tabu_list: &Vec<Vec<i32>>) {
Dec 13 16:53:41.647 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:41.647 INFO [stderr]    |
Dec 13 16:53:41.647 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 16:53:41.647 INFO [stderr] 
Dec 13 16:53:41.647 INFO [stderr] warning: function is never used: `print_result`
Dec 13 16:53:41.647 INFO [stderr]   --> src/print_utils.rs:18:1
Dec 13 16:53:41.647 INFO [stderr]    |
Dec 13 16:53:41.647 INFO [stderr] 18 | pub fn print_result(result: i32, result_path: Vec<i32>, elapsed_time: i64) {
Dec 13 16:53:41.647 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:41.647 INFO [stderr] 
Dec 13 16:53:43.895 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.86s
Dec 13 16:53:43.899 INFO [stderr] su: No module specific data is present
Dec 13 16:53:45.571 INFO running `"docker" "inspect" "aef2d711541ce82223b3cf7a41daa4fb796bea8825daf955a239810fe8a9826b"`
Dec 13 16:53:45.951 INFO running `"docker" "rm" "-f" "aef2d711541ce82223b3cf7a41daa4fb796bea8825daf955a239810fe8a9826b"`
Dec 13 16:53:46.306 INFO [stdout] aef2d711541ce82223b3cf7a41daa4fb796bea8825daf955a239810fe8a9826b
Dec 13 16:53:46.312 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 16:53:46.739 INFO [stdout] 018e187cda78d7e7efab105e7c3e8e3aaafe1b22f4537458493505c4f0a0f0d7
Dec 13 16:53:46.744 INFO running `"docker" "start" "-a" "018e187cda78d7e7efab105e7c3e8e3aaafe1b22f4537458493505c4f0a0f0d7"`
Dec 13 16:53:48.377 INFO [stderr] usermod: no changes
Dec 13 16:53:48.498 INFO [stderr]    Compiling genetic v0.1.0 (/source)
Dec 13 16:53:49.175 INFO [stderr] warning: value assigned to `current_best_solution` is never read
Dec 13 16:53:49.175 INFO [stderr]   --> src/genetic_algorithm.rs:19:13
Dec 13 16:53:49.175 INFO [stderr]    |
Dec 13 16:53:49.175 INFO [stderr] 19 |     let mut current_best_solution: i32 = <i32>::max_value();
Dec 13 16:53:49.175 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:49.175 INFO [stderr]    |
Dec 13 16:53:49.175 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 13 16:53:49.175 INFO [stderr] 
Dec 13 16:53:49.175 INFO [stderr] warning: value assigned to `parents_population` is never read
Dec 13 16:53:49.175 INFO [stderr]   --> src/genetic_algorithm.rs:35:13
Dec 13 16:53:49.175 INFO [stderr]    |
Dec 13 16:53:49.175 INFO [stderr] 35 |     let mut parents_population: Vec<Vec<i32>> = Vec::new();
Dec 13 16:53:49.175 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Dec 13 16:53:49.175 INFO [stderr] 
Dec 13 16:53:49.175 INFO [stderr] warning: unused variable: `iteration`
Dec 13 16:53:49.175 INFO [stderr]   --> src/genetic_algorithm.rs:43:9
Dec 13 16:53:49.175 INFO [stderr]    |
Dec 13 16:53:49.175 INFO [stderr] 43 |     for iteration in 0..iterations {
Dec 13 16:53:49.175 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_iteration` instead
Dec 13 16:53:49.175 INFO [stderr]    |
Dec 13 16:53:49.175 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 16:53:49.175 INFO [stderr] 
Dec 13 16:53:49.175 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:49.175 INFO [stderr]   --> src/genetic_algorithm.rs:53:13
Dec 13 16:53:49.175 INFO [stderr]    |
Dec 13 16:53:49.175 INFO [stderr] 53 |         for i in 0..children_pairs_size {
Dec 13 16:53:49.175 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 13 16:53:49.175 INFO [stderr] 
Dec 13 16:53:49.175 INFO [stderr] warning: unused variable: `max_time_in_seconds`
Dec 13 16:53:49.175 INFO [stderr]   --> src/genetic_algorithm.rs:13:5
Dec 13 16:53:49.175 INFO [stderr]    |
Dec 13 16:53:49.175 INFO [stderr] 13 |     max_time_in_seconds: i32,
Dec 13 16:53:49.175 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^ help: consider using `_max_time_in_seconds` instead
Dec 13 16:53:49.175 INFO [stderr] 
Dec 13 16:53:49.175 INFO [stderr] warning: value assigned to `single_population_element` is never read
Dec 13 16:53:49.175 INFO [stderr]    --> src/genetic_algorithm.rs:100:13
Dec 13 16:53:49.175 INFO [stderr]     |
Dec 13 16:53:49.175 INFO [stderr] 100 |     let mut single_population_element: Vec<i32> = Vec::new();
Dec 13 16:53:49.175 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:49.175 INFO [stderr] 
Dec 13 16:53:49.175 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:49.175 INFO [stderr]    --> src/genetic_algorithm.rs:106:9
Dec 13 16:53:49.175 INFO [stderr]     |
Dec 13 16:53:49.175 INFO [stderr] 106 |     for i in 0..(population_size.clone()) {
Dec 13 16:53:49.175 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 13 16:53:49.176 INFO [stderr] 
Dec 13 16:53:49.176 INFO [stderr] warning: unused variable: `number_of_cities`
Dec 13 16:53:49.176 INFO [stderr]   --> src/genetic_algorithm.rs:88:5
Dec 13 16:53:49.176 INFO [stderr]    |
Dec 13 16:53:49.176 INFO [stderr] 88 |     number_of_cities: &i32,
Dec 13 16:53:49.176 INFO [stderr]    |     ^^^^^^^^^^^^^^^^ help: consider using `_number_of_cities` instead
Dec 13 16:53:49.176 INFO [stderr] 
Dec 13 16:53:49.176 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:49.176 INFO [stderr]    --> src/genetic_algorithm.rs:152:9
Dec 13 16:53:49.176 INFO [stderr]     |
Dec 13 16:53:49.176 INFO [stderr] 152 |     for i in 0..population_size {
Dec 13 16:53:49.176 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 13 16:53:49.176 INFO [stderr] 
Dec 13 16:53:49.176 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:49.176 INFO [stderr]    --> src/genetic_algorithm.rs:229:9
Dec 13 16:53:49.176 INFO [stderr]     |
Dec 13 16:53:49.176 INFO [stderr] 229 |     for i in 0..parents_population_size.clone() {
Dec 13 16:53:49.176 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 13 16:53:49.176 INFO [stderr] 
Dec 13 16:53:49.187 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:49.187 INFO [stderr]   --> src/main.rs:75:22
Dec 13 16:53:49.187 INFO [stderr]    |
Dec 13 16:53:49.187 INFO [stderr] 75 |     fn solve_genetic(mut matrix: &mut Vec<Vec<i32>>) {
Dec 13 16:53:49.187 INFO [stderr]    |                      ----^^^^^^
Dec 13 16:53:49.187 INFO [stderr]    |                      |
Dec 13 16:53:49.187 INFO [stderr]    |                      help: remove this `mut`
Dec 13 16:53:49.187 INFO [stderr]    |
Dec 13 16:53:49.187 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 16:53:49.187 INFO [stderr] 
Dec 13 16:53:49.217 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:49.217 INFO [stderr]   --> src/genetic_algorithm.rs:22:9
Dec 13 16:53:49.217 INFO [stderr]    |
Dec 13 16:53:49.217 INFO [stderr] 22 |     let mut number_of_cities: i32 = matrix.len() as i32;
Dec 13 16:53:49.217 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^
Dec 13 16:53:49.217 INFO [stderr]    |         |
Dec 13 16:53:49.217 INFO [stderr]    |         help: remove this `mut`
Dec 13 16:53:49.217 INFO [stderr] 
Dec 13 16:53:49.217 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:49.217 INFO [stderr]   --> src/genetic_algorithm.rs:25:9
Dec 13 16:53:49.217 INFO [stderr]    |
Dec 13 16:53:49.217 INFO [stderr] 25 |     let mut nodes: Vec<i32> = (0..number_of_cities).collect();
Dec 13 16:53:49.217 INFO [stderr]    |         ----^^^^^
Dec 13 16:53:49.217 INFO [stderr]    |         |
Dec 13 16:53:49.217 INFO [stderr]    |         help: remove this `mut`
Dec 13 16:53:49.217 INFO [stderr] 
Dec 13 16:53:49.217 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:49.217 INFO [stderr]   --> src/genetic_algorithm.rs:34:9
Dec 13 16:53:49.217 INFO [stderr]    |
Dec 13 16:53:49.217 INFO [stderr] 34 |     let mut parents_population_size: i32 = population_size / 2;
Dec 13 16:53:49.217 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:49.217 INFO [stderr]    |         |
Dec 13 16:53:49.217 INFO [stderr]    |         help: remove this `mut`
Dec 13 16:53:49.217 INFO [stderr] 
Dec 13 16:53:49.235 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:49.235 INFO [stderr]    --> src/genetic_algorithm.rs:289:9
Dec 13 16:53:49.235 INFO [stderr]     |
Dec 13 16:53:49.235 INFO [stderr] 289 |     let mut path_value: i32 = permutation_value(&matrix, &permutation);
Dec 13 16:53:49.235 INFO [stderr]     |         ----^^^^^^^^^^
Dec 13 16:53:49.235 INFO [stderr]     |         |
Dec 13 16:53:49.235 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:49.235 INFO [stderr] 
Dec 13 16:53:49.235 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:49.235 INFO [stderr]    --> src/genetic_algorithm.rs:291:9
Dec 13 16:53:49.235 INFO [stderr]     |
Dec 13 16:53:49.235 INFO [stderr] 291 |     let mut max_path_value: i32 = <i32>::max_value();
Dec 13 16:53:49.235 INFO [stderr]     |         ----^^^^^^^^^^^^^^
Dec 13 16:53:49.235 INFO [stderr]     |         |
Dec 13 16:53:49.235 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:49.235 INFO [stderr] 
Dec 13 16:53:49.235 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:49.235 INFO [stderr]    --> src/genetic_algorithm.rs:308:9
Dec 13 16:53:49.235 INFO [stderr]     |
Dec 13 16:53:49.235 INFO [stderr] 308 |     let mut parents_pair: Vec<Vec<i32>> = generate_parents_pair(&parents_population);
Dec 13 16:53:49.235 INFO [stderr]     |         ----^^^^^^^^^^^^
Dec 13 16:53:49.235 INFO [stderr]     |         |
Dec 13 16:53:49.235 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:49.235 INFO [stderr] 
Dec 13 16:53:49.239 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:49.239 INFO [stderr]    --> src/genetic_algorithm.rs:403:9
Dec 13 16:53:49.239 INFO [stderr]     |
Dec 13 16:53:49.239 INFO [stderr] 403 |     let mut saved_element: i32 = permutation[first_element_index];
Dec 13 16:53:49.239 INFO [stderr]     |         ----^^^^^^^^^^^^^
Dec 13 16:53:49.239 INFO [stderr]     |         |
Dec 13 16:53:49.239 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:49.239 INFO [stderr] 
Dec 13 16:53:49.247 INFO [stderr] warning: function is never used: `print_tabu_list`
Dec 13 16:53:49.247 INFO [stderr]   --> src/print_utils.rs:10:1
Dec 13 16:53:49.247 INFO [stderr]    |
Dec 13 16:53:49.247 INFO [stderr] 10 | pub fn print_tabu_list(tabu_list: &Vec<Vec<i32>>) {
Dec 13 16:53:49.247 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:49.247 INFO [stderr]    |
Dec 13 16:53:49.247 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 16:53:49.247 INFO [stderr] 
Dec 13 16:53:49.247 INFO [stderr] warning: function is never used: `print_result`
Dec 13 16:53:49.247 INFO [stderr]   --> src/print_utils.rs:18:1
Dec 13 16:53:49.247 INFO [stderr]    |
Dec 13 16:53:49.247 INFO [stderr] 18 | pub fn print_result(result: i32, result_path: Vec<i32>, elapsed_time: i64) {
Dec 13 16:53:49.247 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:49.247 INFO [stderr] 
Dec 13 16:53:49.528 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
Dec 13 16:53:49.532 INFO [stderr] su: No module specific data is present
Dec 13 16:53:50.563 INFO running `"docker" "inspect" "018e187cda78d7e7efab105e7c3e8e3aaafe1b22f4537458493505c4f0a0f0d7"`
Dec 13 16:53:50.729 INFO running `"docker" "rm" "-f" "018e187cda78d7e7efab105e7c3e8e3aaafe1b22f4537458493505c4f0a0f0d7"`
Dec 13 16:53:51.080 INFO [stdout] 018e187cda78d7e7efab105e7c3e8e3aaafe1b22f4537458493505c4f0a0f0d7
Dec 13 16:53:51.087 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 16:53:51.534 INFO [stdout] ec40602d8feb595fdfd9fb4f1b75cbc8d1caa5aa1ec26c7f1637d02698e9699d
Dec 13 16:53:51.539 INFO running `"docker" "start" "-a" "ec40602d8feb595fdfd9fb4f1b75cbc8d1caa5aa1ec26c7f1637d02698e9699d"`
Dec 13 16:53:52.975 INFO [stderr] usermod: no changes
Dec 13 16:53:53.047 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 13 16:53:53.051 INFO [stderr]      Running /target/debug/deps/genetic-61b0b46d071b4461
Dec 13 16:53:53.067 INFO [stdout] 
Dec 13 16:53:53.067 INFO [stdout] running 0 tests
Dec 13 16:53:53.067 INFO [stdout] 
Dec 13 16:53:53.067 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 16:53:53.067 INFO [stdout] 
Dec 13 16:53:53.069 INFO [stderr] su: No module specific data is present
Dec 13 16:53:54.099 INFO running `"docker" "inspect" "ec40602d8feb595fdfd9fb4f1b75cbc8d1caa5aa1ec26c7f1637d02698e9699d"`
Dec 13 16:53:54.319 INFO running `"docker" "rm" "-f" "ec40602d8feb595fdfd9fb4f1b75cbc8d1caa5aa1ec26c7f1637d02698e9699d"`
Dec 13 16:53:54.654 INFO [stdout] ec40602d8feb595fdfd9fb4f1b75cbc8d1caa5aa1ec26c7f1637d02698e9699d