Dec 05 08:15:59.527 INFO checking revonet-0.2.1 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 08:15:59.527 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-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 05 08:15:59.734 INFO [stdout] c3ecf7f6bb5ba4564ead32d01fb1da8297d4dcfac368c90baf02fa78aa29f8d9
Dec 05 08:15:59.736 INFO running `"docker" "start" "-a" "c3ecf7f6bb5ba4564ead32d01fb1da8297d4dcfac368c90baf02fa78aa29f8d9"`
Dec 05 08:16:00.261 INFO [stderr] usermod: no changes
Dec 05 08:16:00.325 INFO [stderr]     Checking revonet v0.2.1 (/source)
Dec 05 08:16:02.471 INFO [stderr] warning: variable does not need to be mutable
Dec 05 08:16:02.471 INFO [stderr]   --> src/ea.rs:65:45
Dec 05 08:16:02.471 INFO [stderr]    |
Dec 05 08:16:02.471 INFO [stderr] 65 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
Dec 05 08:16:02.471 INFO [stderr]    |                                             ----^^^
Dec 05 08:16:02.471 INFO [stderr]    |                                             |
Dec 05 08:16:02.471 INFO [stderr]    |                                             help: remove this `mut`
Dec 05 08:16:02.471 INFO [stderr]    |
Dec 05 08:16:02.471 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 08:16:02.471 INFO [stderr] 
Dec 05 08:16:02.494 INFO [stderr] warning: variable does not need to be mutable
Dec 05 08:16:02.494 INFO [stderr]    --> src/ea.rs:228:97
Dec 05 08:16:02.494 INFO [stderr]     |
Dec 05 08:16:02.494 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> {
Dec 05 08:16:02.494 INFO [stderr]     |                                                                                                 ----^^^
Dec 05 08:16:02.494 INFO [stderr]     |                                                                                                 |
Dec 05 08:16:02.494 INFO [stderr]     |                                                                                                 help: remove this `mut`
Dec 05 08:16:02.494 INFO [stderr] 
Dec 05 08:16:02.505 INFO [stderr] warning: variable does not need to be mutable
Dec 05 08:16:02.505 INFO [stderr]   --> src/ga.rs:82:182
Dec 05 08:16:02.505 INFO [stderr]    |
Dec 05 08:16:02.505 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) {
Dec 05 08:16:02.505 INFO [stderr]    |                                                                                                                                                                                      ----^^^
Dec 05 08:16:02.505 INFO [stderr]    |                                                                                                                                                                                      |
Dec 05 08:16:02.505 INFO [stderr]    |                                                                                                                                                                                      help: remove this `mut`
Dec 05 08:16:02.505 INFO [stderr] 
Dec 05 08:16:02.511 INFO [stderr] warning: variable does not need to be mutable
Dec 05 08:16:02.511 INFO [stderr]    --> src/ga.rs:121:102
Dec 05 08:16:02.511 INFO [stderr]     |
Dec 05 08:16:02.511 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) {
Dec 05 08:16:02.511 INFO [stderr]     |                                                                                                      ----^^^
Dec 05 08:16:02.511 INFO [stderr]     |                                                                                                      |
Dec 05 08:16:02.511 INFO [stderr]     |                                                                                                      help: remove this `mut`
Dec 05 08:16:02.511 INFO [stderr] 
Dec 05 08:16:02.547 INFO [stderr] warning: variable does not need to be mutable
Dec 05 08:16:02.547 INFO [stderr]   --> src/ne.rs:67:45
Dec 05 08:16:02.547 INFO [stderr]    |
Dec 05 08:16:02.547 INFO [stderr] 67 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
Dec 05 08:16:02.547 INFO [stderr]    |                                             ----^^^
Dec 05 08:16:02.547 INFO [stderr]    |                                             |
Dec 05 08:16:02.547 INFO [stderr]    |                                             help: remove this `mut`
Dec 05 08:16:02.547 INFO [stderr] 
Dec 05 08:16:02.618 INFO [stderr] warning: variable does not need to be mutable
Dec 05 08:16:02.618 INFO [stderr]   --> src/problem.rs:53:73
Dec 05 08:16:02.618 INFO [stderr]    |
Dec 05 08:16:02.618 INFO [stderr] 53 |     fn get_random_individual<T: Individual, R: Rng>(&self, size: usize, mut rng: &mut R) -> T {
Dec 05 08:16:02.618 INFO [stderr]    |                                                                         ----^^^
Dec 05 08:16:02.618 INFO [stderr]    |                                                                         |
Dec 05 08:16:02.618 INFO [stderr]    |                                                                         help: remove this `mut`
Dec 05 08:16:02.618 INFO [stderr] 
Dec 05 08:16:02.804 INFO [stderr] warning: variable does not need to be mutable
Dec 05 08:16:02.804 INFO [stderr]   --> src/ea.rs:65:45
Dec 05 08:16:02.804 INFO [stderr]    |
Dec 05 08:16:02.804 INFO [stderr] 65 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
Dec 05 08:16:02.804 INFO [stderr]    |                                             ----^^^
Dec 05 08:16:02.804 INFO [stderr]    |                                             |
Dec 05 08:16:02.804 INFO [stderr]    |                                             help: remove this `mut`
Dec 05 08:16:02.804 INFO [stderr]    |
Dec 05 08:16:02.804 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 08:16:02.804 INFO [stderr] 
Dec 05 08:16:02.831 INFO [stderr] warning: variable does not need to be mutable
Dec 05 08:16:02.831 INFO [stderr]    --> src/ea.rs:228:97
Dec 05 08:16:02.831 INFO [stderr]     |
Dec 05 08:16:02.831 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> {
Dec 05 08:16:02.831 INFO [stderr]     |                                                                                                 ----^^^
Dec 05 08:16:02.831 INFO [stderr]     |                                                                                                 |
Dec 05 08:16:02.831 INFO [stderr]     |                                                                                                 help: remove this `mut`
Dec 05 08:16:02.831 INFO [stderr] 
Dec 05 08:16:02.855 INFO [stderr] warning: variable does not need to be mutable
Dec 05 08:16:02.855 INFO [stderr]   --> src/ga.rs:82:182
Dec 05 08:16:02.855 INFO [stderr]    |
Dec 05 08:16:02.855 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) {
Dec 05 08:16:02.855 INFO [stderr]    |                                                                                                                                                                                      ----^^^
Dec 05 08:16:02.855 INFO [stderr]    |                                                                                                                                                                                      |
Dec 05 08:16:02.855 INFO [stderr]    |                                                                                                                                                                                      help: remove this `mut`
Dec 05 08:16:02.860 INFO [stderr] 
Dec 05 08:16:02.867 INFO [stderr] warning: variable does not need to be mutable
Dec 05 08:16:02.867 INFO [stderr]    --> src/ga.rs:121:102
Dec 05 08:16:02.867 INFO [stderr]     |
Dec 05 08:16:02.867 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) {
Dec 05 08:16:02.867 INFO [stderr]     |                                                                                                      ----^^^
Dec 05 08:16:02.867 INFO [stderr]     |                                                                                                      |
Dec 05 08:16:02.867 INFO [stderr]     |                                                                                                      help: remove this `mut`
Dec 05 08:16:02.867 INFO [stderr] 
Dec 05 08:16:03.088 INFO [stderr] warning: variable does not need to be mutable
Dec 05 08:16:03.088 INFO [stderr]   --> src/ne.rs:67:45
Dec 05 08:16:03.088 INFO [stderr]    |
Dec 05 08:16:03.088 INFO [stderr] 67 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
Dec 05 08:16:03.088 INFO [stderr]    |                                             ----^^^
Dec 05 08:16:03.088 INFO [stderr]    |                                             |
Dec 05 08:16:03.088 INFO [stderr]    |                                             help: remove this `mut`
Dec 05 08:16:03.088 INFO [stderr] 
Dec 05 08:16:03.429 INFO [stderr] warning: variable does not need to be mutable
Dec 05 08:16:03.429 INFO [stderr]   --> src/problem.rs:53:73
Dec 05 08:16:03.429 INFO [stderr]    |
Dec 05 08:16:03.429 INFO [stderr] 53 |     fn get_random_individual<T: Individual, R: Rng>(&self, size: usize, mut rng: &mut R) -> T {
Dec 05 08:16:03.429 INFO [stderr]    |                                                                         ----^^^
Dec 05 08:16:03.429 INFO [stderr]    |                                                                         |
Dec 05 08:16:03.429 INFO [stderr]    |                                                                         help: remove this `mut`
Dec 05 08:16:03.429 INFO [stderr] 
Dec 05 08:16:05.935 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.65s
Dec 05 08:16:05.940 INFO [stderr] su: No module specific data is present
Dec 05 08:16:06.497 INFO running `"docker" "inspect" "c3ecf7f6bb5ba4564ead32d01fb1da8297d4dcfac368c90baf02fa78aa29f8d9"`
Dec 05 08:16:06.621 INFO running `"docker" "rm" "-f" "c3ecf7f6bb5ba4564ead32d01fb1da8297d4dcfac368c90baf02fa78aa29f8d9"`
Dec 05 08:16:06.731 INFO [stdout] c3ecf7f6bb5ba4564ead32d01fb1da8297d4dcfac368c90baf02fa78aa29f8d9