Dec 13 16:53:15.401 INFO testing ikurek/PEA-Projekt3 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 16:53:15.401 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 16:53:15.941 INFO [stdout] 3313c8e095af822220d97a43b686358ad706e3546e5406180898cb069f3c35b6
Dec 13 16:53:15.943 INFO running `"docker" "start" "-a" "3313c8e095af822220d97a43b686358ad706e3546e5406180898cb069f3c35b6"`
Dec 13 16:53:18.414 INFO [stderr] usermod: no changes
Dec 13 16:53:18.531 INFO [stderr]    Compiling permutohedron v0.2.4
Dec 13 16:53:18.531 INFO [stderr]    Compiling tsplib v0.1.0
Dec 13 16:53:20.482 INFO [stderr]    Compiling genetic v0.1.0 (/source)
Dec 13 16:53:21.151 INFO [stderr] warning: value assigned to `current_best_solution` is never read
Dec 13 16:53:21.151 INFO [stderr]   --> src/genetic_algorithm.rs:19:13
Dec 13 16:53:21.152 INFO [stderr]    |
Dec 13 16:53:21.152 INFO [stderr] 19 |     let mut current_best_solution: i32 = <i32>::max_value();
Dec 13 16:53:21.152 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:21.152 INFO [stderr]    |
Dec 13 16:53:21.153 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 13 16:53:21.153 INFO [stderr] 
Dec 13 16:53:21.153 INFO [stderr] warning: value assigned to `parents_population` is never read
Dec 13 16:53:21.153 INFO [stderr]   --> src/genetic_algorithm.rs:35:13
Dec 13 16:53:21.154 INFO [stderr]    |
Dec 13 16:53:21.154 INFO [stderr] 35 |     let mut parents_population: Vec<Vec<i32>> = Vec::new();
Dec 13 16:53:21.154 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Dec 13 16:53:21.154 INFO [stderr] 
Dec 13 16:53:21.154 INFO [stderr] warning: unused variable: `iteration`
Dec 13 16:53:21.155 INFO [stderr]   --> src/genetic_algorithm.rs:43:9
Dec 13 16:53:21.155 INFO [stderr]    |
Dec 13 16:53:21.155 INFO [stderr] 43 |     for iteration in 0..iterations {
Dec 13 16:53:21.155 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_iteration` instead
Dec 13 16:53:21.155 INFO [stderr]    |
Dec 13 16:53:21.155 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 16:53:21.155 INFO [stderr] 
Dec 13 16:53:21.155 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:21.156 INFO [stderr]   --> src/genetic_algorithm.rs:53:13
Dec 13 16:53:21.156 INFO [stderr]    |
Dec 13 16:53:21.156 INFO [stderr] 53 |         for i in 0..children_pairs_size {
Dec 13 16:53:21.156 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 13 16:53:21.156 INFO [stderr] 
Dec 13 16:53:21.156 INFO [stderr] warning: unused variable: `max_time_in_seconds`
Dec 13 16:53:21.156 INFO [stderr]   --> src/genetic_algorithm.rs:13:5
Dec 13 16:53:21.156 INFO [stderr]    |
Dec 13 16:53:21.156 INFO [stderr] 13 |     max_time_in_seconds: i32,
Dec 13 16:53:21.157 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^ help: consider using `_max_time_in_seconds` instead
Dec 13 16:53:21.157 INFO [stderr] 
Dec 13 16:53:21.157 INFO [stderr] warning: value assigned to `single_population_element` is never read
Dec 13 16:53:21.157 INFO [stderr]    --> src/genetic_algorithm.rs:100:13
Dec 13 16:53:21.157 INFO [stderr]     |
Dec 13 16:53:21.157 INFO [stderr] 100 |     let mut single_population_element: Vec<i32> = Vec::new();
Dec 13 16:53:21.157 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:21.157 INFO [stderr] 
Dec 13 16:53:21.157 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:21.157 INFO [stderr]    --> src/genetic_algorithm.rs:106:9
Dec 13 16:53:21.157 INFO [stderr]     |
Dec 13 16:53:21.157 INFO [stderr] 106 |     for i in 0..(population_size.clone()) {
Dec 13 16:53:21.157 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 13 16:53:21.157 INFO [stderr] 
Dec 13 16:53:21.157 INFO [stderr] warning: unused variable: `number_of_cities`
Dec 13 16:53:21.157 INFO [stderr]   --> src/genetic_algorithm.rs:88:5
Dec 13 16:53:21.157 INFO [stderr]    |
Dec 13 16:53:21.157 INFO [stderr] 88 |     number_of_cities: &i32,
Dec 13 16:53:21.157 INFO [stderr]    |     ^^^^^^^^^^^^^^^^ help: consider using `_number_of_cities` instead
Dec 13 16:53:21.157 INFO [stderr] 
Dec 13 16:53:21.157 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:21.157 INFO [stderr]    --> src/genetic_algorithm.rs:152:9
Dec 13 16:53:21.157 INFO [stderr]     |
Dec 13 16:53:21.158 INFO [stderr] 152 |     for i in 0..population_size {
Dec 13 16:53:21.158 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 13 16:53:21.158 INFO [stderr] 
Dec 13 16:53:21.158 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:21.158 INFO [stderr]    --> src/genetic_algorithm.rs:229:9
Dec 13 16:53:21.158 INFO [stderr]     |
Dec 13 16:53:21.158 INFO [stderr] 229 |     for i in 0..parents_population_size.clone() {
Dec 13 16:53:21.158 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 13 16:53:21.158 INFO [stderr] 
Dec 13 16:53:21.164 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:21.165 INFO [stderr]   --> src/main.rs:75:22
Dec 13 16:53:21.165 INFO [stderr]    |
Dec 13 16:53:21.165 INFO [stderr] 75 |     fn solve_genetic(mut matrix: &mut Vec<Vec<i32>>) {
Dec 13 16:53:21.165 INFO [stderr]    |                      ----^^^^^^
Dec 13 16:53:21.165 INFO [stderr]    |                      |
Dec 13 16:53:21.165 INFO [stderr]    |                      help: remove this `mut`
Dec 13 16:53:21.165 INFO [stderr]    |
Dec 13 16:53:21.165 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 16:53:21.165 INFO [stderr] 
Dec 13 16:53:21.197 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:21.197 INFO [stderr]   --> src/genetic_algorithm.rs:22:9
Dec 13 16:53:21.198 INFO [stderr]    |
Dec 13 16:53:21.198 INFO [stderr] 22 |     let mut number_of_cities: i32 = matrix.len() as i32;
Dec 13 16:53:21.198 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^
Dec 13 16:53:21.198 INFO [stderr]    |         |
Dec 13 16:53:21.198 INFO [stderr]    |         help: remove this `mut`
Dec 13 16:53:21.198 INFO [stderr] 
Dec 13 16:53:21.198 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:21.198 INFO [stderr]   --> src/genetic_algorithm.rs:25:9
Dec 13 16:53:21.198 INFO [stderr]    |
Dec 13 16:53:21.198 INFO [stderr] 25 |     let mut nodes: Vec<i32> = (0..number_of_cities).collect();
Dec 13 16:53:21.198 INFO [stderr]    |         ----^^^^^
Dec 13 16:53:21.198 INFO [stderr]    |         |
Dec 13 16:53:21.198 INFO [stderr]    |         help: remove this `mut`
Dec 13 16:53:21.198 INFO [stderr] 
Dec 13 16:53:21.198 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:21.198 INFO [stderr]   --> src/genetic_algorithm.rs:34:9
Dec 13 16:53:21.198 INFO [stderr]    |
Dec 13 16:53:21.198 INFO [stderr] 34 |     let mut parents_population_size: i32 = population_size / 2;
Dec 13 16:53:21.198 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:21.198 INFO [stderr]    |         |
Dec 13 16:53:21.198 INFO [stderr]    |         help: remove this `mut`
Dec 13 16:53:21.198 INFO [stderr] 
Dec 13 16:53:21.209 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:21.210 INFO [stderr]    --> src/genetic_algorithm.rs:289:9
Dec 13 16:53:21.210 INFO [stderr]     |
Dec 13 16:53:21.210 INFO [stderr] 289 |     let mut path_value: i32 = permutation_value(&matrix, &permutation);
Dec 13 16:53:21.210 INFO [stderr]     |         ----^^^^^^^^^^
Dec 13 16:53:21.210 INFO [stderr]     |         |
Dec 13 16:53:21.210 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:21.210 INFO [stderr] 
Dec 13 16:53:21.210 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:21.210 INFO [stderr]    --> src/genetic_algorithm.rs:291:9
Dec 13 16:53:21.210 INFO [stderr]     |
Dec 13 16:53:21.210 INFO [stderr] 291 |     let mut max_path_value: i32 = <i32>::max_value();
Dec 13 16:53:21.210 INFO [stderr]     |         ----^^^^^^^^^^^^^^
Dec 13 16:53:21.210 INFO [stderr]     |         |
Dec 13 16:53:21.210 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:21.210 INFO [stderr] 
Dec 13 16:53:21.212 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:21.212 INFO [stderr]    --> src/genetic_algorithm.rs:308:9
Dec 13 16:53:21.212 INFO [stderr]     |
Dec 13 16:53:21.212 INFO [stderr] 308 |     let mut parents_pair: Vec<Vec<i32>> = generate_parents_pair(&parents_population);
Dec 13 16:53:21.212 INFO [stderr]     |         ----^^^^^^^^^^^^
Dec 13 16:53:21.212 INFO [stderr]     |         |
Dec 13 16:53:21.212 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:21.212 INFO [stderr] 
Dec 13 16:53:21.215 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:21.215 INFO [stderr]    --> src/genetic_algorithm.rs:403:9
Dec 13 16:53:21.215 INFO [stderr]     |
Dec 13 16:53:21.215 INFO [stderr] 403 |     let mut saved_element: i32 = permutation[first_element_index];
Dec 13 16:53:21.215 INFO [stderr]     |         ----^^^^^^^^^^^^^
Dec 13 16:53:21.215 INFO [stderr]     |         |
Dec 13 16:53:21.215 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:21.215 INFO [stderr] 
Dec 13 16:53:21.217 INFO [stderr] warning: function is never used: `print_tabu_list`
Dec 13 16:53:21.217 INFO [stderr]   --> src/print_utils.rs:10:1
Dec 13 16:53:21.217 INFO [stderr]    |
Dec 13 16:53:21.217 INFO [stderr] 10 | pub fn print_tabu_list(tabu_list: &Vec<Vec<i32>>) {
Dec 13 16:53:21.217 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:21.217 INFO [stderr]    |
Dec 13 16:53:21.217 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 16:53:21.217 INFO [stderr] 
Dec 13 16:53:21.218 INFO [stderr] warning: function is never used: `print_result`
Dec 13 16:53:21.218 INFO [stderr]   --> src/print_utils.rs:18:1
Dec 13 16:53:21.218 INFO [stderr]    |
Dec 13 16:53:21.218 INFO [stderr] 18 | pub fn print_result(result: i32, result_path: Vec<i32>, elapsed_time: i64) {
Dec 13 16:53:21.218 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:21.218 INFO [stderr] 
Dec 13 16:53:23.580 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.14s
Dec 13 16:53:23.584 INFO [stderr] su: No module specific data is present
Dec 13 16:53:25.036 INFO running `"docker" "inspect" "3313c8e095af822220d97a43b686358ad706e3546e5406180898cb069f3c35b6"`
Dec 13 16:53:25.279 INFO running `"docker" "rm" "-f" "3313c8e095af822220d97a43b686358ad706e3546e5406180898cb069f3c35b6"`
Dec 13 16:53:25.691 INFO [stdout] 3313c8e095af822220d97a43b686358ad706e3546e5406180898cb069f3c35b6
Dec 13 16:53:25.697 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 16:53:26.206 INFO [stdout] 645d62e67fcb5f7b15d0b2d9a83ac5e83bed7603c4cb151af598a708ab4b3202
Dec 13 16:53:26.208 INFO running `"docker" "start" "-a" "645d62e67fcb5f7b15d0b2d9a83ac5e83bed7603c4cb151af598a708ab4b3202"`
Dec 13 16:53:28.155 INFO [stderr] usermod: no changes
Dec 13 16:53:28.267 INFO [stderr]    Compiling genetic v0.1.0 (/source)
Dec 13 16:53:29.001 INFO [stderr] warning: value assigned to `current_best_solution` is never read
Dec 13 16:53:29.001 INFO [stderr]   --> src/genetic_algorithm.rs:19:13
Dec 13 16:53:29.002 INFO [stderr]    |
Dec 13 16:53:29.002 INFO [stderr] 19 |     let mut current_best_solution: i32 = <i32>::max_value();
Dec 13 16:53:29.002 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:29.002 INFO [stderr]    |
Dec 13 16:53:29.003 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 13 16:53:29.003 INFO [stderr] 
Dec 13 16:53:29.003 INFO [stderr] warning: value assigned to `parents_population` is never read
Dec 13 16:53:29.004 INFO [stderr]   --> src/genetic_algorithm.rs:35:13
Dec 13 16:53:29.004 INFO [stderr]    |
Dec 13 16:53:29.004 INFO [stderr] 35 |     let mut parents_population: Vec<Vec<i32>> = Vec::new();
Dec 13 16:53:29.005 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Dec 13 16:53:29.005 INFO [stderr] 
Dec 13 16:53:29.005 INFO [stderr] warning: unused variable: `iteration`
Dec 13 16:53:29.005 INFO [stderr]   --> src/genetic_algorithm.rs:43:9
Dec 13 16:53:29.006 INFO [stderr]    |
Dec 13 16:53:29.006 INFO [stderr] 43 |     for iteration in 0..iterations {
Dec 13 16:53:29.006 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_iteration` instead
Dec 13 16:53:29.007 INFO [stderr]    |
Dec 13 16:53:29.007 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 16:53:29.007 INFO [stderr] 
Dec 13 16:53:29.008 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:29.008 INFO [stderr]   --> src/genetic_algorithm.rs:53:13
Dec 13 16:53:29.008 INFO [stderr]    |
Dec 13 16:53:29.009 INFO [stderr] 53 |         for i in 0..children_pairs_size {
Dec 13 16:53:29.009 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 13 16:53:29.009 INFO [stderr] 
Dec 13 16:53:29.010 INFO [stderr] warning: unused variable: `max_time_in_seconds`
Dec 13 16:53:29.010 INFO [stderr]   --> src/genetic_algorithm.rs:13:5
Dec 13 16:53:29.010 INFO [stderr]    |
Dec 13 16:53:29.011 INFO [stderr] 13 |     max_time_in_seconds: i32,
Dec 13 16:53:29.011 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^ help: consider using `_max_time_in_seconds` instead
Dec 13 16:53:29.011 INFO [stderr] 
Dec 13 16:53:29.012 INFO [stderr] warning: value assigned to `single_population_element` is never read
Dec 13 16:53:29.012 INFO [stderr]    --> src/genetic_algorithm.rs:100:13
Dec 13 16:53:29.012 INFO [stderr]     |
Dec 13 16:53:29.012 INFO [stderr] 100 |     let mut single_population_element: Vec<i32> = Vec::new();
Dec 13 16:53:29.013 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:29.013 INFO [stderr] 
Dec 13 16:53:29.013 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:29.013 INFO [stderr]    --> src/genetic_algorithm.rs:106:9
Dec 13 16:53:29.013 INFO [stderr]     |
Dec 13 16:53:29.013 INFO [stderr] 106 |     for i in 0..(population_size.clone()) {
Dec 13 16:53:29.013 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 13 16:53:29.013 INFO [stderr] 
Dec 13 16:53:29.013 INFO [stderr] warning: unused variable: `number_of_cities`
Dec 13 16:53:29.013 INFO [stderr]   --> src/genetic_algorithm.rs:88:5
Dec 13 16:53:29.013 INFO [stderr]    |
Dec 13 16:53:29.013 INFO [stderr] 88 |     number_of_cities: &i32,
Dec 13 16:53:29.013 INFO [stderr]    |     ^^^^^^^^^^^^^^^^ help: consider using `_number_of_cities` instead
Dec 13 16:53:29.013 INFO [stderr] 
Dec 13 16:53:29.013 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:29.013 INFO [stderr]    --> src/genetic_algorithm.rs:152:9
Dec 13 16:53:29.013 INFO [stderr]     |
Dec 13 16:53:29.013 INFO [stderr] 152 |     for i in 0..population_size {
Dec 13 16:53:29.013 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 13 16:53:29.013 INFO [stderr] 
Dec 13 16:53:29.013 INFO [stderr] warning: unused variable: `i`
Dec 13 16:53:29.013 INFO [stderr]    --> src/genetic_algorithm.rs:229:9
Dec 13 16:53:29.014 INFO [stderr]     |
Dec 13 16:53:29.014 INFO [stderr] 229 |     for i in 0..parents_population_size.clone() {
Dec 13 16:53:29.014 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 13 16:53:29.014 INFO [stderr] 
Dec 13 16:53:29.014 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:29.014 INFO [stderr]   --> src/main.rs:75:22
Dec 13 16:53:29.014 INFO [stderr]    |
Dec 13 16:53:29.014 INFO [stderr] 75 |     fn solve_genetic(mut matrix: &mut Vec<Vec<i32>>) {
Dec 13 16:53:29.014 INFO [stderr]    |                      ----^^^^^^
Dec 13 16:53:29.014 INFO [stderr]    |                      |
Dec 13 16:53:29.014 INFO [stderr]    |                      help: remove this `mut`
Dec 13 16:53:29.014 INFO [stderr]    |
Dec 13 16:53:29.014 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 16:53:29.014 INFO [stderr] 
Dec 13 16:53:29.044 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:29.044 INFO [stderr]   --> src/genetic_algorithm.rs:22:9
Dec 13 16:53:29.044 INFO [stderr]    |
Dec 13 16:53:29.044 INFO [stderr] 22 |     let mut number_of_cities: i32 = matrix.len() as i32;
Dec 13 16:53:29.044 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^
Dec 13 16:53:29.044 INFO [stderr]    |         |
Dec 13 16:53:29.044 INFO [stderr]    |         help: remove this `mut`
Dec 13 16:53:29.044 INFO [stderr] 
Dec 13 16:53:29.044 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:29.044 INFO [stderr]   --> src/genetic_algorithm.rs:25:9
Dec 13 16:53:29.044 INFO [stderr]    |
Dec 13 16:53:29.044 INFO [stderr] 25 |     let mut nodes: Vec<i32> = (0..number_of_cities).collect();
Dec 13 16:53:29.044 INFO [stderr]    |         ----^^^^^
Dec 13 16:53:29.044 INFO [stderr]    |         |
Dec 13 16:53:29.044 INFO [stderr]    |         help: remove this `mut`
Dec 13 16:53:29.044 INFO [stderr] 
Dec 13 16:53:29.044 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:29.044 INFO [stderr]   --> src/genetic_algorithm.rs:34:9
Dec 13 16:53:29.044 INFO [stderr]    |
Dec 13 16:53:29.044 INFO [stderr] 34 |     let mut parents_population_size: i32 = population_size / 2;
Dec 13 16:53:29.044 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:29.044 INFO [stderr]    |         |
Dec 13 16:53:29.044 INFO [stderr]    |         help: remove this `mut`
Dec 13 16:53:29.044 INFO [stderr] 
Dec 13 16:53:29.064 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:29.064 INFO [stderr]    --> src/genetic_algorithm.rs:289:9
Dec 13 16:53:29.064 INFO [stderr]     |
Dec 13 16:53:29.064 INFO [stderr] 289 |     let mut path_value: i32 = permutation_value(&matrix, &permutation);
Dec 13 16:53:29.064 INFO [stderr]     |         ----^^^^^^^^^^
Dec 13 16:53:29.064 INFO [stderr]     |         |
Dec 13 16:53:29.064 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:29.064 INFO [stderr] 
Dec 13 16:53:29.064 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:29.064 INFO [stderr]    --> src/genetic_algorithm.rs:291:9
Dec 13 16:53:29.064 INFO [stderr]     |
Dec 13 16:53:29.064 INFO [stderr] 291 |     let mut max_path_value: i32 = <i32>::max_value();
Dec 13 16:53:29.064 INFO [stderr]     |         ----^^^^^^^^^^^^^^
Dec 13 16:53:29.064 INFO [stderr]     |         |
Dec 13 16:53:29.064 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:29.064 INFO [stderr] 
Dec 13 16:53:29.066 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:29.066 INFO [stderr]    --> src/genetic_algorithm.rs:308:9
Dec 13 16:53:29.066 INFO [stderr]     |
Dec 13 16:53:29.066 INFO [stderr] 308 |     let mut parents_pair: Vec<Vec<i32>> = generate_parents_pair(&parents_population);
Dec 13 16:53:29.066 INFO [stderr]     |         ----^^^^^^^^^^^^
Dec 13 16:53:29.066 INFO [stderr]     |         |
Dec 13 16:53:29.066 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:29.066 INFO [stderr] 
Dec 13 16:53:29.069 INFO [stderr] warning: variable does not need to be mutable
Dec 13 16:53:29.069 INFO [stderr]    --> src/genetic_algorithm.rs:403:9
Dec 13 16:53:29.070 INFO [stderr]     |
Dec 13 16:53:29.070 INFO [stderr] 403 |     let mut saved_element: i32 = permutation[first_element_index];
Dec 13 16:53:29.070 INFO [stderr]     |         ----^^^^^^^^^^^^^
Dec 13 16:53:29.070 INFO [stderr]     |         |
Dec 13 16:53:29.070 INFO [stderr]     |         help: remove this `mut`
Dec 13 16:53:29.070 INFO [stderr] 
Dec 13 16:53:29.072 INFO [stderr] warning: function is never used: `print_tabu_list`
Dec 13 16:53:29.072 INFO [stderr]   --> src/print_utils.rs:10:1
Dec 13 16:53:29.072 INFO [stderr]    |
Dec 13 16:53:29.072 INFO [stderr] 10 | pub fn print_tabu_list(tabu_list: &Vec<Vec<i32>>) {
Dec 13 16:53:29.072 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:29.072 INFO [stderr]    |
Dec 13 16:53:29.075 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 16:53:29.075 INFO [stderr] 
Dec 13 16:53:29.075 INFO [stderr] warning: function is never used: `print_result`
Dec 13 16:53:29.075 INFO [stderr]   --> src/print_utils.rs:18:1
Dec 13 16:53:29.075 INFO [stderr]    |
Dec 13 16:53:29.075 INFO [stderr] 18 | pub fn print_result(result: i32, result_path: Vec<i32>, elapsed_time: i64) {
Dec 13 16:53:29.075 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:53:29.075 INFO [stderr] 
Dec 13 16:53:29.451 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
Dec 13 16:53:29.454 INFO [stderr] su: No module specific data is present
Dec 13 16:53:30.685 INFO running `"docker" "inspect" "645d62e67fcb5f7b15d0b2d9a83ac5e83bed7603c4cb151af598a708ab4b3202"`
Dec 13 16:53:31.081 INFO running `"docker" "rm" "-f" "645d62e67fcb5f7b15d0b2d9a83ac5e83bed7603c4cb151af598a708ab4b3202"`
Dec 13 16:53:31.475 INFO [stdout] 645d62e67fcb5f7b15d0b2d9a83ac5e83bed7603c4cb151af598a708ab4b3202
Dec 13 16:53:31.477 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 16:53:32.004 INFO [stdout] 3753b05a1230a51825852205fb96a0598ee20834b359bcf12a1ae7cf061ebf33
Dec 13 16:53:32.007 INFO running `"docker" "start" "-a" "3753b05a1230a51825852205fb96a0598ee20834b359bcf12a1ae7cf061ebf33"`
Dec 13 16:53:33.755 INFO [stderr] usermod: no changes
Dec 13 16:53:33.875 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
Dec 13 16:53:33.879 INFO [stderr]      Running /target/debug/deps/genetic-5bed1b1c3ec05f83
Dec 13 16:53:33.895 INFO [stderr] su: No module specific data is present
Dec 13 16:53:33.895 INFO [stdout] 
Dec 13 16:53:33.895 INFO [stdout] running 0 tests
Dec 13 16:53:33.895 INFO [stdout] 
Dec 13 16:53:33.895 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 16:53:33.895 INFO [stdout] 
Dec 13 16:53:35.044 INFO running `"docker" "inspect" "3753b05a1230a51825852205fb96a0598ee20834b359bcf12a1ae7cf061ebf33"`
Dec 13 16:53:35.331 INFO running `"docker" "rm" "-f" "3753b05a1230a51825852205fb96a0598ee20834b359bcf12a1ae7cf061ebf33"`
Dec 13 16:53:35.671 INFO [stdout] 3753b05a1230a51825852205fb96a0598ee20834b359bcf12a1ae7cf061ebf33