Nov 17 00:50:26.991 INFO testing ikurek/PEA-Projekt3 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 00:50:26.991 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 00:50:27.489 INFO [stdout] e3b669a8ac6fa84cef960ca48238a399b59da04bebacd8dd81b04b466929de22
Nov 17 00:50:27.491 INFO running `"docker" "start" "-a" "e3b669a8ac6fa84cef960ca48238a399b59da04bebacd8dd81b04b466929de22"`
Nov 17 00:50:30.011 INFO [stderr] usermod: no changes
Nov 17 00:50:30.130 INFO [stderr]    Compiling tsplib v0.1.0
Nov 17 00:50:30.131 INFO [stderr]    Compiling permutohedron v0.2.4
Nov 17 00:50:31.881 INFO [stderr]    Compiling genetic v0.1.0 (/source)
Nov 17 00:50:32.507 INFO [stderr] warning: value assigned to `current_best_solution` is never read
Nov 17 00:50:32.507 INFO [stderr]   --> src/genetic_algorithm.rs:19:13
Nov 17 00:50:32.507 INFO [stderr]    |
Nov 17 00:50:32.507 INFO [stderr] 19 |     let mut current_best_solution: i32 = <i32>::max_value();
Nov 17 00:50:32.507 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:50:32.507 INFO [stderr]    |
Nov 17 00:50:32.507 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 17 00:50:32.507 INFO [stderr] 
Nov 17 00:50:32.507 INFO [stderr] warning: value assigned to `parents_population` is never read
Nov 17 00:50:32.507 INFO [stderr]   --> src/genetic_algorithm.rs:35:13
Nov 17 00:50:32.507 INFO [stderr]    |
Nov 17 00:50:32.507 INFO [stderr] 35 |     let mut parents_population: Vec<Vec<i32>> = Vec::new();
Nov 17 00:50:32.507 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Nov 17 00:50:32.507 INFO [stderr] 
Nov 17 00:50:32.507 INFO [stderr] warning: unused variable: `iteration`
Nov 17 00:50:32.507 INFO [stderr]   --> src/genetic_algorithm.rs:43:9
Nov 17 00:50:32.507 INFO [stderr]    |
Nov 17 00:50:32.507 INFO [stderr] 43 |     for iteration in 0..iterations {
Nov 17 00:50:32.507 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_iteration` instead
Nov 17 00:50:32.507 INFO [stderr]    |
Nov 17 00:50:32.507 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 00:50:32.507 INFO [stderr] 
Nov 17 00:50:32.507 INFO [stderr] warning: unused variable: `i`
Nov 17 00:50:32.507 INFO [stderr]   --> src/genetic_algorithm.rs:53:13
Nov 17 00:50:32.507 INFO [stderr]    |
Nov 17 00:50:32.507 INFO [stderr] 53 |         for i in 0..children_pairs_size {
Nov 17 00:50:32.507 INFO [stderr]    |             ^ help: consider using `_i` instead
Nov 17 00:50:32.507 INFO [stderr] 
Nov 17 00:50:32.507 INFO [stderr] warning: unused variable: `max_time_in_seconds`
Nov 17 00:50:32.507 INFO [stderr]   --> src/genetic_algorithm.rs:13:5
Nov 17 00:50:32.507 INFO [stderr]    |
Nov 17 00:50:32.507 INFO [stderr] 13 |     max_time_in_seconds: i32,
Nov 17 00:50:32.507 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^ help: consider using `_max_time_in_seconds` instead
Nov 17 00:50:32.507 INFO [stderr] 
Nov 17 00:50:32.507 INFO [stderr] warning: value assigned to `single_population_element` is never read
Nov 17 00:50:32.507 INFO [stderr]    --> src/genetic_algorithm.rs:100:13
Nov 17 00:50:32.507 INFO [stderr]     |
Nov 17 00:50:32.507 INFO [stderr] 100 |     let mut single_population_element: Vec<i32> = Vec::new();
Nov 17 00:50:32.507 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:50:32.507 INFO [stderr] 
Nov 17 00:50:32.507 INFO [stderr] warning: unused variable: `i`
Nov 17 00:50:32.507 INFO [stderr]    --> src/genetic_algorithm.rs:106:9
Nov 17 00:50:32.507 INFO [stderr]     |
Nov 17 00:50:32.508 INFO [stderr] 106 |     for i in 0..(population_size.clone()) {
Nov 17 00:50:32.508 INFO [stderr]     |         ^ help: consider using `_i` instead
Nov 17 00:50:32.508 INFO [stderr] 
Nov 17 00:50:32.508 INFO [stderr] warning: unused variable: `number_of_cities`
Nov 17 00:50:32.508 INFO [stderr]   --> src/genetic_algorithm.rs:88:5
Nov 17 00:50:32.508 INFO [stderr]    |
Nov 17 00:50:32.508 INFO [stderr] 88 |     number_of_cities: &i32,
Nov 17 00:50:32.508 INFO [stderr]    |     ^^^^^^^^^^^^^^^^ help: consider using `_number_of_cities` instead
Nov 17 00:50:32.508 INFO [stderr] 
Nov 17 00:50:32.508 INFO [stderr] warning: unused variable: `i`
Nov 17 00:50:32.508 INFO [stderr]    --> src/genetic_algorithm.rs:152:9
Nov 17 00:50:32.508 INFO [stderr]     |
Nov 17 00:50:32.508 INFO [stderr] 152 |     for i in 0..population_size {
Nov 17 00:50:32.508 INFO [stderr]     |         ^ help: consider using `_i` instead
Nov 17 00:50:32.508 INFO [stderr] 
Nov 17 00:50:32.508 INFO [stderr] warning: unused variable: `i`
Nov 17 00:50:32.508 INFO [stderr]    --> src/genetic_algorithm.rs:229:9
Nov 17 00:50:32.508 INFO [stderr]     |
Nov 17 00:50:32.508 INFO [stderr] 229 |     for i in 0..parents_population_size.clone() {
Nov 17 00:50:32.508 INFO [stderr]     |         ^ help: consider using `_i` instead
Nov 17 00:50:32.508 INFO [stderr] 
Nov 17 00:50:32.516 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:32.516 INFO [stderr]   --> src/main.rs:75:22
Nov 17 00:50:32.517 INFO [stderr]    |
Nov 17 00:50:32.517 INFO [stderr] 75 |     fn solve_genetic(mut matrix: &mut Vec<Vec<i32>>) {
Nov 17 00:50:32.517 INFO [stderr]    |                      ----^^^^^^
Nov 17 00:50:32.517 INFO [stderr]    |                      |
Nov 17 00:50:32.517 INFO [stderr]    |                      help: remove this `mut`
Nov 17 00:50:32.517 INFO [stderr]    |
Nov 17 00:50:32.517 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 00:50:32.517 INFO [stderr] 
Nov 17 00:50:32.551 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:32.551 INFO [stderr]   --> src/genetic_algorithm.rs:22:9
Nov 17 00:50:32.551 INFO [stderr]    |
Nov 17 00:50:32.551 INFO [stderr] 22 |     let mut number_of_cities: i32 = matrix.len() as i32;
Nov 17 00:50:32.551 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^
Nov 17 00:50:32.551 INFO [stderr]    |         |
Nov 17 00:50:32.551 INFO [stderr]    |         help: remove this `mut`
Nov 17 00:50:32.551 INFO [stderr] 
Nov 17 00:50:32.551 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:32.551 INFO [stderr]   --> src/genetic_algorithm.rs:25:9
Nov 17 00:50:32.551 INFO [stderr]    |
Nov 17 00:50:32.551 INFO [stderr] 25 |     let mut nodes: Vec<i32> = (0..number_of_cities).collect();
Nov 17 00:50:32.551 INFO [stderr]    |         ----^^^^^
Nov 17 00:50:32.551 INFO [stderr]    |         |
Nov 17 00:50:32.551 INFO [stderr]    |         help: remove this `mut`
Nov 17 00:50:32.551 INFO [stderr] 
Nov 17 00:50:32.551 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:32.551 INFO [stderr]   --> src/genetic_algorithm.rs:34:9
Nov 17 00:50:32.551 INFO [stderr]    |
Nov 17 00:50:32.551 INFO [stderr] 34 |     let mut parents_population_size: i32 = population_size / 2;
Nov 17 00:50:32.551 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:50:32.551 INFO [stderr]    |         |
Nov 17 00:50:32.551 INFO [stderr]    |         help: remove this `mut`
Nov 17 00:50:32.551 INFO [stderr] 
Nov 17 00:50:32.571 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:32.571 INFO [stderr]    --> src/genetic_algorithm.rs:289:9
Nov 17 00:50:32.571 INFO [stderr]     |
Nov 17 00:50:32.571 INFO [stderr] 289 |     let mut path_value: i32 = permutation_value(&matrix, &permutation);
Nov 17 00:50:32.571 INFO [stderr]     |         ----^^^^^^^^^^
Nov 17 00:50:32.571 INFO [stderr]     |         |
Nov 17 00:50:32.571 INFO [stderr]     |         help: remove this `mut`
Nov 17 00:50:32.571 INFO [stderr] 
Nov 17 00:50:32.571 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:32.571 INFO [stderr]    --> src/genetic_algorithm.rs:291:9
Nov 17 00:50:32.571 INFO [stderr]     |
Nov 17 00:50:32.571 INFO [stderr] 291 |     let mut max_path_value: i32 = <i32>::max_value();
Nov 17 00:50:32.571 INFO [stderr]     |         ----^^^^^^^^^^^^^^
Nov 17 00:50:32.571 INFO [stderr]     |         |
Nov 17 00:50:32.571 INFO [stderr]     |         help: remove this `mut`
Nov 17 00:50:32.571 INFO [stderr] 
Nov 17 00:50:32.575 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:32.575 INFO [stderr]    --> src/genetic_algorithm.rs:308:9
Nov 17 00:50:32.575 INFO [stderr]     |
Nov 17 00:50:32.575 INFO [stderr] 308 |     let mut parents_pair: Vec<Vec<i32>> = generate_parents_pair(&parents_population);
Nov 17 00:50:32.575 INFO [stderr]     |         ----^^^^^^^^^^^^
Nov 17 00:50:32.575 INFO [stderr]     |         |
Nov 17 00:50:32.575 INFO [stderr]     |         help: remove this `mut`
Nov 17 00:50:32.575 INFO [stderr] 
Nov 17 00:50:32.575 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:32.575 INFO [stderr]    --> src/genetic_algorithm.rs:403:9
Nov 17 00:50:32.575 INFO [stderr]     |
Nov 17 00:50:32.575 INFO [stderr] 403 |     let mut saved_element: i32 = permutation[first_element_index];
Nov 17 00:50:32.575 INFO [stderr]     |         ----^^^^^^^^^^^^^
Nov 17 00:50:32.575 INFO [stderr]     |         |
Nov 17 00:50:32.575 INFO [stderr]     |         help: remove this `mut`
Nov 17 00:50:32.575 INFO [stderr] 
Nov 17 00:50:32.583 INFO [stderr] warning: function is never used: `print_tabu_list`
Nov 17 00:50:32.583 INFO [stderr]   --> src/print_utils.rs:10:1
Nov 17 00:50:32.583 INFO [stderr]    |
Nov 17 00:50:32.583 INFO [stderr] 10 | pub fn print_tabu_list(tabu_list: &Vec<Vec<i32>>) {
Nov 17 00:50:32.583 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:50:32.583 INFO [stderr]    |
Nov 17 00:50:32.583 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 17 00:50:32.583 INFO [stderr] 
Nov 17 00:50:32.583 INFO [stderr] warning: function is never used: `print_result`
Nov 17 00:50:32.583 INFO [stderr]   --> src/print_utils.rs:18:1
Nov 17 00:50:32.583 INFO [stderr]    |
Nov 17 00:50:32.583 INFO [stderr] 18 | pub fn print_result(result: i32, result_path: Vec<i32>, elapsed_time: i64) {
Nov 17 00:50:32.583 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:50:32.583 INFO [stderr] 
Nov 17 00:50:34.803 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.75s
Nov 17 00:50:34.807 INFO [stderr] su: No module specific data is present
Nov 17 00:50:35.601 INFO running `"docker" "inspect" "e3b669a8ac6fa84cef960ca48238a399b59da04bebacd8dd81b04b466929de22"`
Nov 17 00:50:35.839 INFO running `"docker" "rm" "-f" "e3b669a8ac6fa84cef960ca48238a399b59da04bebacd8dd81b04b466929de22"`
Nov 17 00:50:36.091 INFO [stdout] e3b669a8ac6fa84cef960ca48238a399b59da04bebacd8dd81b04b466929de22
Nov 17 00:50:36.101 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 00:50:36.471 INFO [stdout] 918d662ce9034085bc7f8b7d9e1788c44a00aa36223efcb8e649fc2472f3c568
Nov 17 00:50:36.479 INFO running `"docker" "start" "-a" "918d662ce9034085bc7f8b7d9e1788c44a00aa36223efcb8e649fc2472f3c568"`
Nov 17 00:50:37.995 INFO [stderr] usermod: no changes
Nov 17 00:50:38.063 INFO [stderr]    Compiling genetic v0.1.0 (/source)
Nov 17 00:50:38.711 INFO [stderr] warning: value assigned to `current_best_solution` is never read
Nov 17 00:50:38.711 INFO [stderr]   --> src/genetic_algorithm.rs:19:13
Nov 17 00:50:38.712 INFO [stderr]    |
Nov 17 00:50:38.712 INFO [stderr] 19 |     let mut current_best_solution: i32 = <i32>::max_value();
Nov 17 00:50:38.712 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:50:38.713 INFO [stderr]    |
Nov 17 00:50:38.713 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 17 00:50:38.713 INFO [stderr] 
Nov 17 00:50:38.714 INFO [stderr] warning: value assigned to `parents_population` is never read
Nov 17 00:50:38.714 INFO [stderr]   --> src/genetic_algorithm.rs:35:13
Nov 17 00:50:38.714 INFO [stderr]    |
Nov 17 00:50:38.714 INFO [stderr] 35 |     let mut parents_population: Vec<Vec<i32>> = Vec::new();
Nov 17 00:50:38.715 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Nov 17 00:50:38.715 INFO [stderr] 
Nov 17 00:50:38.715 INFO [stderr] warning: unused variable: `iteration`
Nov 17 00:50:38.716 INFO [stderr]   --> src/genetic_algorithm.rs:43:9
Nov 17 00:50:38.716 INFO [stderr]    |
Nov 17 00:50:38.716 INFO [stderr] 43 |     for iteration in 0..iterations {
Nov 17 00:50:38.716 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_iteration` instead
Nov 17 00:50:38.717 INFO [stderr]    |
Nov 17 00:50:38.717 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 00:50:38.717 INFO [stderr] 
Nov 17 00:50:38.717 INFO [stderr] warning: unused variable: `i`
Nov 17 00:50:38.718 INFO [stderr]   --> src/genetic_algorithm.rs:53:13
Nov 17 00:50:38.718 INFO [stderr]    |
Nov 17 00:50:38.718 INFO [stderr] 53 |         for i in 0..children_pairs_size {
Nov 17 00:50:38.719 INFO [stderr]    |             ^ help: consider using `_i` instead
Nov 17 00:50:38.719 INFO [stderr] 
Nov 17 00:50:38.719 INFO [stderr] warning: unused variable: `max_time_in_seconds`
Nov 17 00:50:38.719 INFO [stderr]   --> src/genetic_algorithm.rs:13:5
Nov 17 00:50:38.720 INFO [stderr]    |
Nov 17 00:50:38.720 INFO [stderr] 13 |     max_time_in_seconds: i32,
Nov 17 00:50:38.720 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^ help: consider using `_max_time_in_seconds` instead
Nov 17 00:50:38.720 INFO [stderr] 
Nov 17 00:50:38.721 INFO [stderr] warning: value assigned to `single_population_element` is never read
Nov 17 00:50:38.721 INFO [stderr]    --> src/genetic_algorithm.rs:100:13
Nov 17 00:50:38.721 INFO [stderr]     |
Nov 17 00:50:38.722 INFO [stderr] 100 |     let mut single_population_element: Vec<i32> = Vec::new();
Nov 17 00:50:38.722 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:50:38.722 INFO [stderr] 
Nov 17 00:50:38.723 INFO [stderr] warning: unused variable: `i`
Nov 17 00:50:38.723 INFO [stderr]    --> src/genetic_algorithm.rs:106:9
Nov 17 00:50:38.723 INFO [stderr]     |
Nov 17 00:50:38.723 INFO [stderr] 106 |     for i in 0..(population_size.clone()) {
Nov 17 00:50:38.724 INFO [stderr]     |         ^ help: consider using `_i` instead
Nov 17 00:50:38.724 INFO [stderr] 
Nov 17 00:50:38.724 INFO [stderr] warning: unused variable: `number_of_cities`
Nov 17 00:50:38.724 INFO [stderr]   --> src/genetic_algorithm.rs:88:5
Nov 17 00:50:38.725 INFO [stderr]    |
Nov 17 00:50:38.725 INFO [stderr] 88 |     number_of_cities: &i32,
Nov 17 00:50:38.725 INFO [stderr]    |     ^^^^^^^^^^^^^^^^ help: consider using `_number_of_cities` instead
Nov 17 00:50:38.726 INFO [stderr] 
Nov 17 00:50:38.726 INFO [stderr] warning: unused variable: `i`
Nov 17 00:50:38.726 INFO [stderr]    --> src/genetic_algorithm.rs:152:9
Nov 17 00:50:38.726 INFO [stderr]     |
Nov 17 00:50:38.727 INFO [stderr] 152 |     for i in 0..population_size {
Nov 17 00:50:38.727 INFO [stderr]     |         ^ help: consider using `_i` instead
Nov 17 00:50:38.727 INFO [stderr] 
Nov 17 00:50:38.728 INFO [stderr] warning: unused variable: `i`
Nov 17 00:50:38.728 INFO [stderr]    --> src/genetic_algorithm.rs:229:9
Nov 17 00:50:38.728 INFO [stderr]     |
Nov 17 00:50:38.728 INFO [stderr] 229 |     for i in 0..parents_population_size.clone() {
Nov 17 00:50:38.729 INFO [stderr]     |         ^ help: consider using `_i` instead
Nov 17 00:50:38.729 INFO [stderr] 
Nov 17 00:50:38.729 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:38.729 INFO [stderr]   --> src/main.rs:75:22
Nov 17 00:50:38.730 INFO [stderr]    |
Nov 17 00:50:38.730 INFO [stderr] 75 |     fn solve_genetic(mut matrix: &mut Vec<Vec<i32>>) {
Nov 17 00:50:38.730 INFO [stderr]    |                      ----^^^^^^
Nov 17 00:50:38.735 INFO [stderr]    |                      |
Nov 17 00:50:38.735 INFO [stderr]    |                      help: remove this `mut`
Nov 17 00:50:38.735 INFO [stderr]    |
Nov 17 00:50:38.736 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 00:50:38.736 INFO [stderr] 
Nov 17 00:50:38.755 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:38.755 INFO [stderr]   --> src/genetic_algorithm.rs:22:9
Nov 17 00:50:38.756 INFO [stderr]    |
Nov 17 00:50:38.756 INFO [stderr] 22 |     let mut number_of_cities: i32 = matrix.len() as i32;
Nov 17 00:50:38.756 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^
Nov 17 00:50:38.757 INFO [stderr]    |         |
Nov 17 00:50:38.757 INFO [stderr]    |         help: remove this `mut`
Nov 17 00:50:38.757 INFO [stderr] 
Nov 17 00:50:38.757 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:38.758 INFO [stderr]   --> src/genetic_algorithm.rs:25:9
Nov 17 00:50:38.758 INFO [stderr]    |
Nov 17 00:50:38.758 INFO [stderr] 25 |     let mut nodes: Vec<i32> = (0..number_of_cities).collect();
Nov 17 00:50:38.758 INFO [stderr]    |         ----^^^^^
Nov 17 00:50:38.759 INFO [stderr]    |         |
Nov 17 00:50:38.759 INFO [stderr]    |         help: remove this `mut`
Nov 17 00:50:38.759 INFO [stderr] 
Nov 17 00:50:38.760 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:38.760 INFO [stderr]   --> src/genetic_algorithm.rs:34:9
Nov 17 00:50:38.760 INFO [stderr]    |
Nov 17 00:50:38.761 INFO [stderr] 34 |     let mut parents_population_size: i32 = population_size / 2;
Nov 17 00:50:38.761 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:50:38.761 INFO [stderr]    |         |
Nov 17 00:50:38.761 INFO [stderr]    |         help: remove this `mut`
Nov 17 00:50:38.762 INFO [stderr] 
Nov 17 00:50:38.769 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:38.770 INFO [stderr]    --> src/genetic_algorithm.rs:289:9
Nov 17 00:50:38.770 INFO [stderr]     |
Nov 17 00:50:38.770 INFO [stderr] 289 |     let mut path_value: i32 = permutation_value(&matrix, &permutation);
Nov 17 00:50:38.770 INFO [stderr]     |         ----^^^^^^^^^^
Nov 17 00:50:38.771 INFO [stderr]     |         |
Nov 17 00:50:38.771 INFO [stderr]     |         help: remove this `mut`
Nov 17 00:50:38.771 INFO [stderr] 
Nov 17 00:50:38.772 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:38.772 INFO [stderr]    --> src/genetic_algorithm.rs:291:9
Nov 17 00:50:38.772 INFO [stderr]     |
Nov 17 00:50:38.773 INFO [stderr] 291 |     let mut max_path_value: i32 = <i32>::max_value();
Nov 17 00:50:38.773 INFO [stderr]     |         ----^^^^^^^^^^^^^^
Nov 17 00:50:38.773 INFO [stderr]     |         |
Nov 17 00:50:38.773 INFO [stderr]     |         help: remove this `mut`
Nov 17 00:50:38.774 INFO [stderr] 
Nov 17 00:50:38.774 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:38.774 INFO [stderr]    --> src/genetic_algorithm.rs:308:9
Nov 17 00:50:38.775 INFO [stderr]     |
Nov 17 00:50:38.775 INFO [stderr] 308 |     let mut parents_pair: Vec<Vec<i32>> = generate_parents_pair(&parents_population);
Nov 17 00:50:38.775 INFO [stderr]     |         ----^^^^^^^^^^^^
Nov 17 00:50:38.775 INFO [stderr]     |         |
Nov 17 00:50:38.776 INFO [stderr]     |         help: remove this `mut`
Nov 17 00:50:38.776 INFO [stderr] 
Nov 17 00:50:38.779 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:50:38.779 INFO [stderr]    --> src/genetic_algorithm.rs:403:9
Nov 17 00:50:38.779 INFO [stderr]     |
Nov 17 00:50:38.780 INFO [stderr] 403 |     let mut saved_element: i32 = permutation[first_element_index];
Nov 17 00:50:38.780 INFO [stderr]     |         ----^^^^^^^^^^^^^
Nov 17 00:50:38.780 INFO [stderr]     |         |
Nov 17 00:50:38.781 INFO [stderr]     |         help: remove this `mut`
Nov 17 00:50:38.781 INFO [stderr] 
Nov 17 00:50:38.781 INFO [stderr] warning: function is never used: `print_tabu_list`
Nov 17 00:50:38.781 INFO [stderr]   --> src/print_utils.rs:10:1
Nov 17 00:50:38.782 INFO [stderr]    |
Nov 17 00:50:38.782 INFO [stderr] 10 | pub fn print_tabu_list(tabu_list: &Vec<Vec<i32>>) {
Nov 17 00:50:38.782 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:50:38.782 INFO [stderr]    |
Nov 17 00:50:38.783 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 17 00:50:38.783 INFO [stderr] 
Nov 17 00:50:38.783 INFO [stderr] warning: function is never used: `print_result`
Nov 17 00:50:38.784 INFO [stderr]   --> src/print_utils.rs:18:1
Nov 17 00:50:38.784 INFO [stderr]    |
Nov 17 00:50:38.784 INFO [stderr] 18 | pub fn print_result(result: i32, result_path: Vec<i32>, elapsed_time: i64) {
Nov 17 00:50:38.784 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:50:38.785 INFO [stderr] 
Nov 17 00:50:39.133 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
Nov 17 00:50:39.138 INFO [stderr] su: No module specific data is present
Nov 17 00:50:40.554 INFO running `"docker" "inspect" "918d662ce9034085bc7f8b7d9e1788c44a00aa36223efcb8e649fc2472f3c568"`
Nov 17 00:50:40.867 INFO running `"docker" "rm" "-f" "918d662ce9034085bc7f8b7d9e1788c44a00aa36223efcb8e649fc2472f3c568"`
Nov 17 00:50:41.203 INFO [stdout] 918d662ce9034085bc7f8b7d9e1788c44a00aa36223efcb8e649fc2472f3c568
Nov 17 00:50:41.210 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 00:50:41.717 INFO [stdout] 7e551d9285f9471649ea3cdd6cfff7f24098ef213d08225a79fa5461fc3b2aa8
Nov 17 00:50:41.720 INFO running `"docker" "start" "-a" "7e551d9285f9471649ea3cdd6cfff7f24098ef213d08225a79fa5461fc3b2aa8"`
Nov 17 00:50:43.567 INFO [stderr] usermod: no changes
Nov 17 00:50:43.671 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
Nov 17 00:50:43.671 INFO [stderr]      Running /target/debug/deps/genetic-00616ec8a43934b2
Nov 17 00:50:43.695 INFO [stderr] su: No module specific data is present
Nov 17 00:50:43.696 INFO [stdout] 
Nov 17 00:50:43.696 INFO [stdout] running 0 tests
Nov 17 00:50:43.696 INFO [stdout] 
Nov 17 00:50:43.696 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 00:50:43.697 INFO [stdout] 
Nov 17 00:50:44.483 INFO running `"docker" "inspect" "7e551d9285f9471649ea3cdd6cfff7f24098ef213d08225a79fa5461fc3b2aa8"`
Nov 17 00:50:44.715 INFO running `"docker" "rm" "-f" "7e551d9285f9471649ea3cdd6cfff7f24098ef213d08225a79fa5461fc3b2aa8"`
Nov 17 00:50:44.987 INFO [stdout] 7e551d9285f9471649ea3cdd6cfff7f24098ef213d08225a79fa5461fc3b2aa8