Dec 02 07:56:29.835 INFO testing Eragra3/GA against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 07:56:29.835 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 07:56:30.280 INFO [stdout] 178bf7700aa886d4a761f7d25c52aa3dc6d506659ac9820f2dea9db5476fbf45
Dec 02 07:56:30.285 INFO running `"docker" "start" "-a" "178bf7700aa886d4a761f7d25c52aa3dc6d506659ac9820f2dea9db5476fbf45"`
Dec 02 07:56:31.401 INFO [stderr] usermod: no changes
Dec 02 07:56:31.527 INFO [stderr]    Compiling memchr v1.0.1
Dec 02 07:56:31.527 INFO [stderr]    Compiling time v0.1.38
Dec 02 07:56:31.551 INFO [stderr]    Compiling serde_yaml v0.7.1
Dec 02 07:56:32.543 INFO [stderr]    Compiling csv-core v0.1.2
Dec 02 07:56:34.603 INFO [stderr]    Compiling pbr v1.0.0
Dec 02 07:56:34.651 INFO [stderr]    Compiling chrono v0.4.0
Dec 02 07:56:34.700 INFO [stderr]    Compiling csv v1.0.0-beta.3
Dec 02 07:56:41.987 INFO [stderr]    Compiling genetic v0.1.0 (/source)
Dec 02 07:56:43.319 INFO [stderr] warning: unused import: `Rng`
Dec 02 07:56:43.319 INFO [stderr]  --> src/mutators.rs:3:12
Dec 02 07:56:43.319 INFO [stderr]   |
Dec 02 07:56:43.319 INFO [stderr] 3 | use rand::{Rng};
Dec 02 07:56:43.319 INFO [stderr]   |            ^^^
Dec 02 07:56:43.319 INFO [stderr]   |
Dec 02 07:56:43.319 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 02 07:56:43.319 INFO [stderr] 
Dec 02 07:56:43.319 INFO [stderr] warning: unused import: `Normal`
Dec 02 07:56:43.319 INFO [stderr]  --> src/mutators.rs:4:35
Dec 02 07:56:43.319 INFO [stderr]   |
Dec 02 07:56:43.319 INFO [stderr] 4 | use rand::distributions::normal::{Normal};
Dec 02 07:56:43.319 INFO [stderr]   |                                   ^^^^^^
Dec 02 07:56:43.319 INFO [stderr] 
Dec 02 07:56:43.730 INFO [stderr] warning: unused variable: `worst_specimens_fitness`
Dec 02 07:56:43.730 INFO [stderr]   --> src/main.rs:73:13
Dec 02 07:56:43.730 INFO [stderr]    |
Dec 02 07:56:43.730 INFO [stderr] 73 |     let mut worst_specimens_fitness: Vec<f64> = Vec::with_capacity(evolution_params.population_count + 1 as usize);
Dec 02 07:56:43.730 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_worst_specimens_fitness` instead
Dec 02 07:56:43.730 INFO [stderr]    |
Dec 02 07:56:43.730 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 02 07:56:43.730 INFO [stderr] 
Dec 02 07:56:43.730 INFO [stderr] warning: unused variable: `avg_specimens_fitness`
Dec 02 07:56:43.730 INFO [stderr]   --> src/main.rs:74:13
Dec 02 07:56:43.730 INFO [stderr]    |
Dec 02 07:56:43.730 INFO [stderr] 74 |     let mut avg_specimens_fitness: Vec<f64> = Vec::with_capacity(evolution_params.population_count + 1);
Dec 02 07:56:43.730 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^ help: consider using `_avg_specimens_fitness` instead
Dec 02 07:56:43.730 INFO [stderr] 
Dec 02 07:56:43.730 INFO [stderr] warning: unused variable: `best_specimens_fitness`
Dec 02 07:56:43.730 INFO [stderr]   --> src/main.rs:75:13
Dec 02 07:56:43.730 INFO [stderr]    |
Dec 02 07:56:43.730 INFO [stderr] 75 |     let mut best_specimens_fitness: Vec<f64> = Vec::with_capacity(evolution_params.population_count + 1);
Dec 02 07:56:43.730 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_best_specimens_fitness` instead
Dec 02 07:56:43.730 INFO [stderr] 
Dec 02 07:56:43.730 INFO [stderr] warning: unused variable: `mutator`
Dec 02 07:56:43.730 INFO [stderr]   --> src/main.rs:80:9
Dec 02 07:56:43.730 INFO [stderr]    |
Dec 02 07:56:43.730 INFO [stderr] 80 |     let mutator = RandomSwap::new();
Dec 02 07:56:43.730 INFO [stderr]    |         ^^^^^^^ help: consider using `_mutator` instead
Dec 02 07:56:43.730 INFO [stderr] 
Dec 02 07:56:43.730 INFO [stderr] warning: unused variable: `new_specimens_perc`
Dec 02 07:56:43.730 INFO [stderr]    --> src/main.rs:174:17
Dec 02 07:56:43.730 INFO [stderr]     |
Dec 02 07:56:43.730 INFO [stderr] 174 |             let new_specimens_perc = new_specimens_count as f64 / evolution_params.population_count as f64 * 100.;
Dec 02 07:56:43.730 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^ help: consider using `_new_specimens_perc` instead
Dec 02 07:56:43.730 INFO [stderr] 
Dec 02 07:56:43.730 INFO [stderr] warning: unused variable: `index`
Dec 02 07:56:43.730 INFO [stderr]   --> src/mutators.rs:18:13
Dec 02 07:56:43.730 INFO [stderr]    |
Dec 02 07:56:43.730 INFO [stderr] 18 |         for index in 0..value.len() {
Dec 02 07:56:43.730 INFO [stderr]    |             ^^^^^ help: consider using `_index` instead
Dec 02 07:56:43.730 INFO [stderr] 
Dec 02 07:56:43.763 INFO [stderr] warning: variable does not need to be mutable
Dec 02 07:56:43.763 INFO [stderr]   --> src/main.rs:73:9
Dec 02 07:56:43.763 INFO [stderr]    |
Dec 02 07:56:43.763 INFO [stderr] 73 |     let mut worst_specimens_fitness: Vec<f64> = Vec::with_capacity(evolution_params.population_count + 1 as usize);
Dec 02 07:56:43.763 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:43.763 INFO [stderr]    |         |
Dec 02 07:56:43.763 INFO [stderr]    |         help: remove this `mut`
Dec 02 07:56:43.763 INFO [stderr]    |
Dec 02 07:56:43.763 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 02 07:56:43.763 INFO [stderr] 
Dec 02 07:56:43.763 INFO [stderr] warning: variable does not need to be mutable
Dec 02 07:56:43.763 INFO [stderr]   --> src/main.rs:74:9
Dec 02 07:56:43.763 INFO [stderr]    |
Dec 02 07:56:43.763 INFO [stderr] 74 |     let mut avg_specimens_fitness: Vec<f64> = Vec::with_capacity(evolution_params.population_count + 1);
Dec 02 07:56:43.763 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:43.763 INFO [stderr]    |         |
Dec 02 07:56:43.763 INFO [stderr]    |         help: remove this `mut`
Dec 02 07:56:43.763 INFO [stderr] 
Dec 02 07:56:43.763 INFO [stderr] warning: variable does not need to be mutable
Dec 02 07:56:43.763 INFO [stderr]   --> src/main.rs:75:9
Dec 02 07:56:43.763 INFO [stderr]    |
Dec 02 07:56:43.763 INFO [stderr] 75 |     let mut best_specimens_fitness: Vec<f64> = Vec::with_capacity(evolution_params.population_count + 1);
Dec 02 07:56:43.763 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:43.763 INFO [stderr]    |         |
Dec 02 07:56:43.763 INFO [stderr]    |         help: remove this `mut`
Dec 02 07:56:43.763 INFO [stderr] 
Dec 02 07:56:43.857 INFO [stderr] warning: variable does not need to be mutable
Dec 02 07:56:43.858 INFO [stderr]   --> src/mutators.rs:16:50
Dec 02 07:56:43.858 INFO [stderr]    |
Dec 02 07:56:43.858 INFO [stderr] 16 |     pub fn mutate<T>(& self, mutation_rate: f64, mut value: &[T])
Dec 02 07:56:43.858 INFO [stderr]    |                                                  ----^^^^^
Dec 02 07:56:43.858 INFO [stderr]    |                                                  |
Dec 02 07:56:43.858 INFO [stderr]    |                                                  help: remove this `mut`
Dec 02 07:56:43.858 INFO [stderr] 
Dec 02 07:56:43.859 INFO [stderr] warning: function is never used: `swap_random`
Dec 02 07:56:43.859 INFO [stderr]    --> src/specimen.rs:143:1
Dec 02 07:56:43.859 INFO [stderr]     |
Dec 02 07:56:43.859 INFO [stderr] 143 | fn swap_random<T>(mutable_vector: &mut [T], index: usize, range: f64) {
Dec 02 07:56:43.859 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:43.859 INFO [stderr]     |
Dec 02 07:56:43.859 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 02 07:56:43.859 INFO [stderr] 
Dec 02 07:56:43.859 INFO [stderr] warning: method is never used: `mutate`
Dec 02 07:56:43.860 INFO [stderr]   --> src/mutators.rs:16:5
Dec 02 07:56:43.860 INFO [stderr]    |
Dec 02 07:56:43.860 INFO [stderr] 16 | /     pub fn mutate<T>(& self, mutation_rate: f64, mut value: &[T])
Dec 02 07:56:43.860 INFO [stderr] 17 | |         where T : Copy {
Dec 02 07:56:43.860 INFO [stderr] 18 | |         for index in 0..value.len() {
Dec 02 07:56:43.860 INFO [stderr] 19 | |             if rand::random::<f64>() < mutation_rate {
Dec 02 07:56:43.860 INFO [stderr] ...  |
Dec 02 07:56:43.860 INFO [stderr] 22 | |         }
Dec 02 07:56:43.860 INFO [stderr] 23 | |     }
Dec 02 07:56:43.860 INFO [stderr]    | |_____^
Dec 02 07:56:43.860 INFO [stderr] 
Dec 02 07:56:43.865 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 07:56:43.865 INFO [stderr]   --> src/main.rs:96:5
Dec 02 07:56:43.865 INFO [stderr]    |
Dec 02 07:56:43.865 INFO [stderr] 96 |     generations_logger.serialize(row);
Dec 02 07:56:43.865 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:43.865 INFO [stderr]    |
Dec 02 07:56:43.865 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 02 07:56:43.865 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 07:56:43.865 INFO [stderr] 
Dec 02 07:56:43.865 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 07:56:43.865 INFO [stderr]    --> src/main.rs:185:13
Dec 02 07:56:43.866 INFO [stderr]     |
Dec 02 07:56:43.866 INFO [stderr] 185 |             generations_logger.serialize(row);
Dec 02 07:56:43.866 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:43.866 INFO [stderr]     |
Dec 02 07:56:43.866 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 07:56:43.866 INFO [stderr] 
Dec 02 07:56:47.833 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.39s
Dec 02 07:56:47.852 INFO [stderr] su: No module specific data is present
Dec 02 07:56:49.500 INFO running `"docker" "inspect" "178bf7700aa886d4a761f7d25c52aa3dc6d506659ac9820f2dea9db5476fbf45"`
Dec 02 07:56:49.727 INFO running `"docker" "rm" "-f" "178bf7700aa886d4a761f7d25c52aa3dc6d506659ac9820f2dea9db5476fbf45"`
Dec 02 07:56:50.000 INFO [stdout] 178bf7700aa886d4a761f7d25c52aa3dc6d506659ac9820f2dea9db5476fbf45
Dec 02 07:56:50.005 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 07:56:50.535 INFO [stdout] 576eee09fc6987ce82356272cc0e770ba6eafc0466b1284e6c69ab117df512cc
Dec 02 07:56:50.538 INFO running `"docker" "start" "-a" "576eee09fc6987ce82356272cc0e770ba6eafc0466b1284e6c69ab117df512cc"`
Dec 02 07:56:52.343 INFO [stderr] usermod: no changes
Dec 02 07:56:52.482 INFO [stderr]    Compiling genetic v0.1.0 (/source)
Dec 02 07:56:53.827 INFO [stderr] warning: unused import: `Rng`
Dec 02 07:56:53.827 INFO [stderr]  --> src/mutators.rs:3:12
Dec 02 07:56:53.827 INFO [stderr]   |
Dec 02 07:56:53.827 INFO [stderr] 3 | use rand::{Rng};
Dec 02 07:56:53.827 INFO [stderr]   |            ^^^
Dec 02 07:56:53.827 INFO [stderr]   |
Dec 02 07:56:53.827 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 02 07:56:53.827 INFO [stderr] 
Dec 02 07:56:53.827 INFO [stderr] warning: unused import: `Normal`
Dec 02 07:56:53.827 INFO [stderr]  --> src/mutators.rs:4:35
Dec 02 07:56:53.827 INFO [stderr]   |
Dec 02 07:56:53.827 INFO [stderr] 4 | use rand::distributions::normal::{Normal};
Dec 02 07:56:53.827 INFO [stderr]   |                                   ^^^^^^
Dec 02 07:56:53.827 INFO [stderr] 
Dec 02 07:56:54.251 INFO [stderr] warning: unused variable: `worst_specimens_fitness`
Dec 02 07:56:54.251 INFO [stderr]   --> src/main.rs:73:13
Dec 02 07:56:54.251 INFO [stderr]    |
Dec 02 07:56:54.251 INFO [stderr] 73 |     let mut worst_specimens_fitness: Vec<f64> = Vec::with_capacity(evolution_params.population_count + 1 as usize);
Dec 02 07:56:54.251 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_worst_specimens_fitness` instead
Dec 02 07:56:54.251 INFO [stderr]    |
Dec 02 07:56:54.251 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 02 07:56:54.251 INFO [stderr] 
Dec 02 07:56:54.251 INFO [stderr] warning: unused variable: `avg_specimens_fitness`
Dec 02 07:56:54.251 INFO [stderr]   --> src/main.rs:74:13
Dec 02 07:56:54.251 INFO [stderr]    |
Dec 02 07:56:54.251 INFO [stderr] 74 |     let mut avg_specimens_fitness: Vec<f64> = Vec::with_capacity(evolution_params.population_count + 1);
Dec 02 07:56:54.251 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^ help: consider using `_avg_specimens_fitness` instead
Dec 02 07:56:54.251 INFO [stderr] 
Dec 02 07:56:54.251 INFO [stderr] warning: unused variable: `best_specimens_fitness`
Dec 02 07:56:54.251 INFO [stderr]   --> src/main.rs:75:13
Dec 02 07:56:54.251 INFO [stderr]    |
Dec 02 07:56:54.251 INFO [stderr] 75 |     let mut best_specimens_fitness: Vec<f64> = Vec::with_capacity(evolution_params.population_count + 1);
Dec 02 07:56:54.251 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_best_specimens_fitness` instead
Dec 02 07:56:54.251 INFO [stderr] 
Dec 02 07:56:54.263 INFO [stderr] warning: unused variable: `mutator`
Dec 02 07:56:54.263 INFO [stderr]   --> src/main.rs:80:9
Dec 02 07:56:54.263 INFO [stderr]    |
Dec 02 07:56:54.263 INFO [stderr] 80 |     let mutator = RandomSwap::new();
Dec 02 07:56:54.263 INFO [stderr]    |         ^^^^^^^ help: consider using `_mutator` instead
Dec 02 07:56:54.263 INFO [stderr] 
Dec 02 07:56:54.263 INFO [stderr] warning: unused variable: `new_specimens_perc`
Dec 02 07:56:54.263 INFO [stderr]    --> src/main.rs:174:17
Dec 02 07:56:54.263 INFO [stderr]     |
Dec 02 07:56:54.263 INFO [stderr] 174 |             let new_specimens_perc = new_specimens_count as f64 / evolution_params.population_count as f64 * 100.;
Dec 02 07:56:54.263 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^ help: consider using `_new_specimens_perc` instead
Dec 02 07:56:54.263 INFO [stderr] 
Dec 02 07:56:54.263 INFO [stderr] warning: unused variable: `index`
Dec 02 07:56:54.263 INFO [stderr]   --> src/mutators.rs:18:13
Dec 02 07:56:54.263 INFO [stderr]    |
Dec 02 07:56:54.263 INFO [stderr] 18 |         for index in 0..value.len() {
Dec 02 07:56:54.263 INFO [stderr]    |             ^^^^^ help: consider using `_index` instead
Dec 02 07:56:54.263 INFO [stderr] 
Dec 02 07:56:54.287 INFO [stderr] warning: variable does not need to be mutable
Dec 02 07:56:54.287 INFO [stderr]   --> src/main.rs:73:9
Dec 02 07:56:54.287 INFO [stderr]    |
Dec 02 07:56:54.287 INFO [stderr] 73 |     let mut worst_specimens_fitness: Vec<f64> = Vec::with_capacity(evolution_params.population_count + 1 as usize);
Dec 02 07:56:54.287 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:54.287 INFO [stderr]    |         |
Dec 02 07:56:54.287 INFO [stderr]    |         help: remove this `mut`
Dec 02 07:56:54.287 INFO [stderr]    |
Dec 02 07:56:54.287 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 02 07:56:54.287 INFO [stderr] 
Dec 02 07:56:54.287 INFO [stderr] warning: variable does not need to be mutable
Dec 02 07:56:54.287 INFO [stderr]   --> src/main.rs:74:9
Dec 02 07:56:54.287 INFO [stderr]    |
Dec 02 07:56:54.287 INFO [stderr] 74 |     let mut avg_specimens_fitness: Vec<f64> = Vec::with_capacity(evolution_params.population_count + 1);
Dec 02 07:56:54.287 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:54.287 INFO [stderr]    |         |
Dec 02 07:56:54.287 INFO [stderr]    |         help: remove this `mut`
Dec 02 07:56:54.287 INFO [stderr] 
Dec 02 07:56:54.287 INFO [stderr] warning: variable does not need to be mutable
Dec 02 07:56:54.287 INFO [stderr]   --> src/main.rs:75:9
Dec 02 07:56:54.287 INFO [stderr]    |
Dec 02 07:56:54.287 INFO [stderr] 75 |     let mut best_specimens_fitness: Vec<f64> = Vec::with_capacity(evolution_params.population_count + 1);
Dec 02 07:56:54.287 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:54.287 INFO [stderr]    |         |
Dec 02 07:56:54.287 INFO [stderr]    |         help: remove this `mut`
Dec 02 07:56:54.287 INFO [stderr] 
Dec 02 07:56:54.411 INFO [stderr] warning: variable does not need to be mutable
Dec 02 07:56:54.411 INFO [stderr]   --> src/mutators.rs:16:50
Dec 02 07:56:54.411 INFO [stderr]    |
Dec 02 07:56:54.411 INFO [stderr] 16 |     pub fn mutate<T>(& self, mutation_rate: f64, mut value: &[T])
Dec 02 07:56:54.411 INFO [stderr]    |                                                  ----^^^^^
Dec 02 07:56:54.411 INFO [stderr]    |                                                  |
Dec 02 07:56:54.411 INFO [stderr]    |                                                  help: remove this `mut`
Dec 02 07:56:54.411 INFO [stderr] 
Dec 02 07:56:54.411 INFO [stderr] warning: function is never used: `swap_random`
Dec 02 07:56:54.411 INFO [stderr]    --> src/specimen.rs:143:1
Dec 02 07:56:54.411 INFO [stderr]     |
Dec 02 07:56:54.411 INFO [stderr] 143 | fn swap_random<T>(mutable_vector: &mut [T], index: usize, range: f64) {
Dec 02 07:56:54.411 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:54.411 INFO [stderr]     |
Dec 02 07:56:54.411 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 02 07:56:54.411 INFO [stderr] 
Dec 02 07:56:54.411 INFO [stderr] warning: method is never used: `mutate`
Dec 02 07:56:54.411 INFO [stderr]   --> src/mutators.rs:16:5
Dec 02 07:56:54.411 INFO [stderr]    |
Dec 02 07:56:54.411 INFO [stderr] 16 | /     pub fn mutate<T>(& self, mutation_rate: f64, mut value: &[T])
Dec 02 07:56:54.411 INFO [stderr] 17 | |         where T : Copy {
Dec 02 07:56:54.411 INFO [stderr] 18 | |         for index in 0..value.len() {
Dec 02 07:56:54.411 INFO [stderr] 19 | |             if rand::random::<f64>() < mutation_rate {
Dec 02 07:56:54.411 INFO [stderr] ...  |
Dec 02 07:56:54.411 INFO [stderr] 22 | |         }
Dec 02 07:56:54.411 INFO [stderr] 23 | |     }
Dec 02 07:56:54.411 INFO [stderr]    | |_____^
Dec 02 07:56:54.411 INFO [stderr] 
Dec 02 07:56:54.415 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 07:56:54.415 INFO [stderr]   --> src/main.rs:96:5
Dec 02 07:56:54.415 INFO [stderr]    |
Dec 02 07:56:54.415 INFO [stderr] 96 |     generations_logger.serialize(row);
Dec 02 07:56:54.415 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:54.415 INFO [stderr]    |
Dec 02 07:56:54.415 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 02 07:56:54.415 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 07:56:54.415 INFO [stderr] 
Dec 02 07:56:54.415 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 02 07:56:54.415 INFO [stderr]    --> src/main.rs:185:13
Dec 02 07:56:54.415 INFO [stderr]     |
Dec 02 07:56:54.415 INFO [stderr] 185 |             generations_logger.serialize(row);
Dec 02 07:56:54.415 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:56:54.415 INFO [stderr]     |
Dec 02 07:56:54.415 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 02 07:56:54.415 INFO [stderr] 
Dec 02 07:56:55.003 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.63s
Dec 02 07:56:55.005 INFO [stderr] su: No module specific data is present
Dec 02 07:56:55.679 INFO running `"docker" "inspect" "576eee09fc6987ce82356272cc0e770ba6eafc0466b1284e6c69ab117df512cc"`
Dec 02 07:56:56.031 INFO running `"docker" "rm" "-f" "576eee09fc6987ce82356272cc0e770ba6eafc0466b1284e6c69ab117df512cc"`
Dec 02 07:56:56.367 INFO [stdout] 576eee09fc6987ce82356272cc0e770ba6eafc0466b1284e6c69ab117df512cc
Dec 02 07:56:56.369 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 07:56:56.924 INFO [stdout] f8cb8e2a0585b7c8f9591004947946db254ca2877de5200392a572ed91da0a99
Dec 02 07:56:56.926 INFO running `"docker" "start" "-a" "f8cb8e2a0585b7c8f9591004947946db254ca2877de5200392a572ed91da0a99"`
Dec 02 07:56:58.878 INFO [stderr] usermod: no changes
Dec 02 07:56:59.043 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
Dec 02 07:56:59.046 INFO [stderr]      Running /target/debug/deps/genetic-844c9a1aa7108da6
Dec 02 07:56:59.052 INFO [stdout] 
Dec 02 07:56:59.052 INFO [stdout] running 0 tests
Dec 02 07:56:59.052 INFO [stdout] 
Dec 02 07:56:59.052 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 02 07:56:59.052 INFO [stdout] 
Dec 02 07:56:59.061 INFO [stderr] su: No module specific data is present
Dec 02 07:56:59.865 INFO running `"docker" "inspect" "f8cb8e2a0585b7c8f9591004947946db254ca2877de5200392a572ed91da0a99"`
Dec 02 07:57:00.145 INFO running `"docker" "rm" "-f" "f8cb8e2a0585b7c8f9591004947946db254ca2877de5200392a572ed91da0a99"`
Dec 02 07:57:00.435 INFO [stdout] f8cb8e2a0585b7c8f9591004947946db254ca2877de5200392a572ed91da0a99
