Nov 18 01:54:21.613 INFO testing revonet-0.2.1 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 18 01:54:21.613 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 18 01:54:21.822 INFO [stdout] 0c93863518e1ecaf188552a701247dd5260f9bae881429bb2fcb8aa6909ad3d1
Nov 18 01:54:21.824 INFO running `"docker" "start" "-a" "0c93863518e1ecaf188552a701247dd5260f9bae881429bb2fcb8aa6909ad3d1"`
Nov 18 01:54:22.377 INFO [stderr] usermod: no changes
Nov 18 01:54:22.437 INFO [stderr]    Compiling revonet v0.2.1 (/source)
Nov 18 01:54:23.939 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:54:23.939 INFO [stderr]   --> src/ea.rs:65:45
Nov 18 01:54:23.939 INFO [stderr]    |
Nov 18 01:54:23.939 INFO [stderr] 65 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
Nov 18 01:54:23.939 INFO [stderr]    |                                             ----^^^
Nov 18 01:54:23.939 INFO [stderr]    |                                             |
Nov 18 01:54:23.939 INFO [stderr]    |                                             help: remove this `mut`
Nov 18 01:54:23.939 INFO [stderr]    |
Nov 18 01:54:23.939 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 01:54:23.939 INFO [stderr] 
Nov 18 01:54:23.984 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:54:23.984 INFO [stderr]    --> src/ea.rs:228:97
Nov 18 01:54:23.984 INFO [stderr]     |
Nov 18 01:54:23.984 INFO [stderr] 228 | pub fn create_population<T: Individual, P: Problem, R: Rng+Sized>(pop_size: u32, ind_size: u32, mut rng: &mut R, problem: &P) -> Vec<T> {
Nov 18 01:54:23.984 INFO [stderr]     |                                                                                                 ----^^^
Nov 18 01:54:23.984 INFO [stderr]     |                                                                                                 |
Nov 18 01:54:23.984 INFO [stderr]     |                                                                                                 help: remove this `mut`
Nov 18 01:54:23.984 INFO [stderr] 
Nov 18 01:54:23.984 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:54:23.984 INFO [stderr]   --> src/ga.rs:82:182
Nov 18 01:54:23.985 INFO [stderr]    |
Nov 18 01:54:23.985 INFO [stderr] 82 | pub fn cross<R: Rng+Sized, T: Individual+Clone>(popul: &Vec<T>, sel_inds: &Vec<usize>, children: &mut Vec<T>, use_elite: bool, x_type: CrossoverOperator, x_prob: f32, x_alpha: f32, mut rng: &mut R) {
Nov 18 01:54:23.985 INFO [stderr]    |                                                                                                                                                                                      ----^^^
Nov 18 01:54:23.985 INFO [stderr]    |                                                                                                                                                                                      |
Nov 18 01:54:23.985 INFO [stderr]    |                                                                                                                                                                                      help: remove this `mut`
Nov 18 01:54:23.985 INFO [stderr] 
Nov 18 01:54:23.985 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:54:23.985 INFO [stderr]    --> src/ga.rs:121:102
Nov 18 01:54:23.985 INFO [stderr]     |
Nov 18 01:54:23.985 INFO [stderr] 121 | fn cross_arithmetic<T: Individual, R: Rng+Sized>(p1: &T, p2: &T, c1: &mut T, c2: &mut T, alpha: f32, mut rng: &mut R) {
Nov 18 01:54:23.985 INFO [stderr]     |                                                                                                      ----^^^
Nov 18 01:54:23.985 INFO [stderr]     |                                                                                                      |
Nov 18 01:54:23.985 INFO [stderr]     |                                                                                                      help: remove this `mut`
Nov 18 01:54:23.985 INFO [stderr] 
Nov 18 01:54:24.019 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:54:24.019 INFO [stderr]   --> src/ne.rs:67:45
Nov 18 01:54:24.019 INFO [stderr]    |
Nov 18 01:54:24.019 INFO [stderr] 67 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
Nov 18 01:54:24.019 INFO [stderr]    |                                             ----^^^
Nov 18 01:54:24.019 INFO [stderr]    |                                             |
Nov 18 01:54:24.019 INFO [stderr]    |                                             help: remove this `mut`
Nov 18 01:54:24.019 INFO [stderr] 
Nov 18 01:54:24.107 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:54:24.107 INFO [stderr]   --> src/problem.rs:53:73
Nov 18 01:54:24.107 INFO [stderr]    |
Nov 18 01:54:24.107 INFO [stderr] 53 |     fn get_random_individual<T: Individual, R: Rng>(&self, size: usize, mut rng: &mut R) -> T {
Nov 18 01:54:24.107 INFO [stderr]    |                                                                         ----^^^
Nov 18 01:54:24.107 INFO [stderr]    |                                                                         |
Nov 18 01:54:24.107 INFO [stderr]    |                                                                         help: remove this `mut`
Nov 18 01:54:24.107 INFO [stderr] 
Nov 18 01:54:25.485 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
Nov 18 01:54:25.489 INFO [stderr] su: No module specific data is present
Nov 18 01:54:25.945 INFO running `"docker" "inspect" "0c93863518e1ecaf188552a701247dd5260f9bae881429bb2fcb8aa6909ad3d1"`
Nov 18 01:54:26.137 INFO running `"docker" "rm" "-f" "0c93863518e1ecaf188552a701247dd5260f9bae881429bb2fcb8aa6909ad3d1"`
Nov 18 01:54:26.205 INFO [stdout] 0c93863518e1ecaf188552a701247dd5260f9bae881429bb2fcb8aa6909ad3d1
Nov 18 01:54:26.207 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 18 01:54:26.413 INFO [stdout] a1028fbec0319e31a59f1ba906cff5564dd1d7be5c473bf6e520c8bbbf9ea650
Nov 18 01:54:26.413 INFO running `"docker" "start" "-a" "a1028fbec0319e31a59f1ba906cff5564dd1d7be5c473bf6e520c8bbbf9ea650"`
Nov 18 01:54:26.891 INFO [stderr] usermod: no changes
Nov 18 01:54:26.957 INFO [stderr]    Compiling revonet v0.2.1 (/source)
Nov 18 01:54:30.487 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:54:30.487 INFO [stderr]   --> src/ea.rs:65:45
Nov 18 01:54:30.487 INFO [stderr]    |
Nov 18 01:54:30.487 INFO [stderr] 65 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
Nov 18 01:54:30.487 INFO [stderr]    |                                             ----^^^
Nov 18 01:54:30.487 INFO [stderr]    |                                             |
Nov 18 01:54:30.487 INFO [stderr]    |                                             help: remove this `mut`
Nov 18 01:54:30.487 INFO [stderr]    |
Nov 18 01:54:30.487 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 01:54:30.487 INFO [stderr] 
Nov 18 01:54:30.515 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:54:30.515 INFO [stderr]    --> src/ea.rs:228:97
Nov 18 01:54:30.515 INFO [stderr]     |
Nov 18 01:54:30.515 INFO [stderr] 228 | pub fn create_population<T: Individual, P: Problem, R: Rng+Sized>(pop_size: u32, ind_size: u32, mut rng: &mut R, problem: &P) -> Vec<T> {
Nov 18 01:54:30.515 INFO [stderr]     |                                                                                                 ----^^^
Nov 18 01:54:30.515 INFO [stderr]     |                                                                                                 |
Nov 18 01:54:30.515 INFO [stderr]     |                                                                                                 help: remove this `mut`
Nov 18 01:54:30.515 INFO [stderr] 
Nov 18 01:54:30.535 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:54:30.535 INFO [stderr]   --> src/ga.rs:82:182
Nov 18 01:54:30.535 INFO [stderr]    |
Nov 18 01:54:30.535 INFO [stderr] 82 | pub fn cross<R: Rng+Sized, T: Individual+Clone>(popul: &Vec<T>, sel_inds: &Vec<usize>, children: &mut Vec<T>, use_elite: bool, x_type: CrossoverOperator, x_prob: f32, x_alpha: f32, mut rng: &mut R) {
Nov 18 01:54:30.535 INFO [stderr]    |                                                                                                                                                                                      ----^^^
Nov 18 01:54:30.535 INFO [stderr]    |                                                                                                                                                                                      |
Nov 18 01:54:30.535 INFO [stderr]    |                                                                                                                                                                                      help: remove this `mut`
Nov 18 01:54:30.535 INFO [stderr] 
Nov 18 01:54:30.539 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:54:30.539 INFO [stderr]    --> src/ga.rs:121:102
Nov 18 01:54:30.539 INFO [stderr]     |
Nov 18 01:54:30.539 INFO [stderr] 121 | fn cross_arithmetic<T: Individual, R: Rng+Sized>(p1: &T, p2: &T, c1: &mut T, c2: &mut T, alpha: f32, mut rng: &mut R) {
Nov 18 01:54:30.539 INFO [stderr]     |                                                                                                      ----^^^
Nov 18 01:54:30.539 INFO [stderr]     |                                                                                                      |
Nov 18 01:54:30.539 INFO [stderr]     |                                                                                                      help: remove this `mut`
Nov 18 01:54:30.539 INFO [stderr] 
Nov 18 01:54:30.605 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:54:30.605 INFO [stderr]   --> src/ne.rs:67:45
Nov 18 01:54:30.605 INFO [stderr]    |
Nov 18 01:54:30.605 INFO [stderr] 67 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
Nov 18 01:54:30.605 INFO [stderr]    |                                             ----^^^
Nov 18 01:54:30.605 INFO [stderr]    |                                             |
Nov 18 01:54:30.605 INFO [stderr]    |                                             help: remove this `mut`
Nov 18 01:54:30.605 INFO [stderr] 
Nov 18 01:54:30.711 INFO [stderr] warning: variable does not need to be mutable
Nov 18 01:54:30.711 INFO [stderr]   --> src/problem.rs:53:73
Nov 18 01:54:30.711 INFO [stderr]    |
Nov 18 01:54:30.711 INFO [stderr] 53 |     fn get_random_individual<T: Individual, R: Rng>(&self, size: usize, mut rng: &mut R) -> T {
Nov 18 01:54:30.711 INFO [stderr]    |                                                                         ----^^^
Nov 18 01:54:30.711 INFO [stderr]    |                                                                         |
Nov 18 01:54:30.711 INFO [stderr]    |                                                                         help: remove this `mut`
Nov 18 01:54:30.711 INFO [stderr] 
Nov 18 01:54:32.799 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.88s
Nov 18 01:54:32.801 INFO [stderr] su: No module specific data is present
Nov 18 01:54:33.061 INFO running `"docker" "inspect" "a1028fbec0319e31a59f1ba906cff5564dd1d7be5c473bf6e520c8bbbf9ea650"`
Nov 18 01:54:33.147 INFO running `"docker" "rm" "-f" "a1028fbec0319e31a59f1ba906cff5564dd1d7be5c473bf6e520c8bbbf9ea650"`
Nov 18 01:54:33.252 INFO [stdout] a1028fbec0319e31a59f1ba906cff5564dd1d7be5c473bf6e520c8bbbf9ea650