Nov 28 19:42:22.393 INFO checking revonet-0.2.1 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 19:42:22.394 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 19:42:22.562 INFO [stdout] 443885cfaa59c9903ccfc9285378115d5ec111c58c48970a8804d707a26fd5e8
Nov 28 19:42:22.564 INFO running `"docker" "start" "-a" "443885cfaa59c9903ccfc9285378115d5ec111c58c48970a8804d707a26fd5e8"`
Nov 28 19:42:23.485 INFO [stderr] usermod: no changes
Nov 28 19:42:23.620 INFO [stderr]     Checking revonet v0.2.1 (/source)
Nov 28 19:42:25.580 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:42:25.580 INFO [stderr]   --> src/ea.rs:65:45
Nov 28 19:42:25.580 INFO [stderr]    |
Nov 28 19:42:25.580 INFO [stderr] 65 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
Nov 28 19:42:25.580 INFO [stderr]    |                                             ----^^^
Nov 28 19:42:25.580 INFO [stderr]    |                                             |
Nov 28 19:42:25.580 INFO [stderr]    |                                             help: remove this `mut`
Nov 28 19:42:25.580 INFO [stderr]    |
Nov 28 19:42:25.580 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 19:42:25.580 INFO [stderr] 
Nov 28 19:42:25.599 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:42:25.599 INFO [stderr]    --> src/ea.rs:228:97
Nov 28 19:42:25.599 INFO [stderr]     |
Nov 28 19:42:25.599 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 28 19:42:25.600 INFO [stderr]     |                                                                                                 ----^^^
Nov 28 19:42:25.600 INFO [stderr]     |                                                                                                 |
Nov 28 19:42:25.600 INFO [stderr]     |                                                                                                 help: remove this `mut`
Nov 28 19:42:25.601 INFO [stderr] 
Nov 28 19:42:25.612 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:42:25.613 INFO [stderr]   --> src/ga.rs:82:182
Nov 28 19:42:25.613 INFO [stderr]    |
Nov 28 19:42:25.613 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 28 19:42:25.613 INFO [stderr]    |                                                                                                                                                                                      ----^^^
Nov 28 19:42:25.614 INFO [stderr]    |                                                                                                                                                                                      |
Nov 28 19:42:25.614 INFO [stderr]    |                                                                                                                                                                                      help: remove this `mut`
Nov 28 19:42:25.614 INFO [stderr] 
Nov 28 19:42:25.614 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:42:25.615 INFO [stderr]    --> src/ga.rs:121:102
Nov 28 19:42:25.615 INFO [stderr]     |
Nov 28 19:42:25.615 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 28 19:42:25.615 INFO [stderr]     |                                                                                                      ----^^^
Nov 28 19:42:25.616 INFO [stderr]     |                                                                                                      |
Nov 28 19:42:25.616 INFO [stderr]     |                                                                                                      help: remove this `mut`
Nov 28 19:42:25.616 INFO [stderr] 
Nov 28 19:42:25.652 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:42:25.653 INFO [stderr]   --> src/ne.rs:67:45
Nov 28 19:42:25.653 INFO [stderr]    |
Nov 28 19:42:25.653 INFO [stderr] 67 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
Nov 28 19:42:25.653 INFO [stderr]    |                                             ----^^^
Nov 28 19:42:25.653 INFO [stderr]    |                                             |
Nov 28 19:42:25.653 INFO [stderr]    |                                             help: remove this `mut`
Nov 28 19:42:25.653 INFO [stderr] 
Nov 28 19:42:25.745 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:42:25.745 INFO [stderr]   --> src/problem.rs:53:73
Nov 28 19:42:25.745 INFO [stderr]    |
Nov 28 19:42:25.745 INFO [stderr] 53 |     fn get_random_individual<T: Individual, R: Rng>(&self, size: usize, mut rng: &mut R) -> T {
Nov 28 19:42:25.745 INFO [stderr]    |                                                                         ----^^^
Nov 28 19:42:25.745 INFO [stderr]    |                                                                         |
Nov 28 19:42:25.745 INFO [stderr]    |                                                                         help: remove this `mut`
Nov 28 19:42:25.745 INFO [stderr] 
Nov 28 19:42:25.948 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:42:25.948 INFO [stderr]   --> src/ea.rs:65:45
Nov 28 19:42:25.948 INFO [stderr]    |
Nov 28 19:42:25.948 INFO [stderr] 65 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
Nov 28 19:42:25.948 INFO [stderr]    |                                             ----^^^
Nov 28 19:42:25.948 INFO [stderr]    |                                             |
Nov 28 19:42:25.948 INFO [stderr]    |                                             help: remove this `mut`
Nov 28 19:42:25.948 INFO [stderr]    |
Nov 28 19:42:25.948 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 19:42:25.948 INFO [stderr] 
Nov 28 19:42:26.000 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:42:26.000 INFO [stderr]    --> src/ea.rs:228:97
Nov 28 19:42:26.000 INFO [stderr]     |
Nov 28 19:42:26.000 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 28 19:42:26.000 INFO [stderr]     |                                                                                                 ----^^^
Nov 28 19:42:26.000 INFO [stderr]     |                                                                                                 |
Nov 28 19:42:26.000 INFO [stderr]     |                                                                                                 help: remove this `mut`
Nov 28 19:42:26.000 INFO [stderr] 
Nov 28 19:42:26.052 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:42:26.052 INFO [stderr]   --> src/ga.rs:82:182
Nov 28 19:42:26.052 INFO [stderr]    |
Nov 28 19:42:26.052 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 28 19:42:26.052 INFO [stderr]    |                                                                                                                                                                                      ----^^^
Nov 28 19:42:26.052 INFO [stderr]    |                                                                                                                                                                                      |
Nov 28 19:42:26.052 INFO [stderr]    |                                                                                                                                                                                      help: remove this `mut`
Nov 28 19:42:26.052 INFO [stderr] 
Nov 28 19:42:26.068 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:42:26.068 INFO [stderr]    --> src/ga.rs:121:102
Nov 28 19:42:26.068 INFO [stderr]     |
Nov 28 19:42:26.068 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 28 19:42:26.068 INFO [stderr]     |                                                                                                      ----^^^
Nov 28 19:42:26.068 INFO [stderr]     |                                                                                                      |
Nov 28 19:42:26.068 INFO [stderr]     |                                                                                                      help: remove this `mut`
Nov 28 19:42:26.068 INFO [stderr] 
Nov 28 19:42:26.144 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:42:26.144 INFO [stderr]   --> src/ne.rs:67:45
Nov 28 19:42:26.144 INFO [stderr]    |
Nov 28 19:42:26.144 INFO [stderr] 67 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
Nov 28 19:42:26.144 INFO [stderr]    |                                             ----^^^
Nov 28 19:42:26.144 INFO [stderr]    |                                             |
Nov 28 19:42:26.144 INFO [stderr]    |                                             help: remove this `mut`
Nov 28 19:42:26.144 INFO [stderr] 
Nov 28 19:42:26.272 INFO [stderr] warning: variable does not need to be mutable
Nov 28 19:42:26.272 INFO [stderr]   --> src/problem.rs:53:73
Nov 28 19:42:26.272 INFO [stderr]    |
Nov 28 19:42:26.272 INFO [stderr] 53 |     fn get_random_individual<T: Individual, R: Rng>(&self, size: usize, mut rng: &mut R) -> T {
Nov 28 19:42:26.272 INFO [stderr]    |                                                                         ----^^^
Nov 28 19:42:26.272 INFO [stderr]    |                                                                         |
Nov 28 19:42:26.272 INFO [stderr]    |                                                                         help: remove this `mut`
Nov 28 19:42:26.272 INFO [stderr] 
Nov 28 19:42:28.943 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.42s
Nov 28 19:42:28.948 INFO [stderr] su: No module specific data is present
Nov 28 19:42:29.386 INFO running `"docker" "inspect" "443885cfaa59c9903ccfc9285378115d5ec111c58c48970a8804d707a26fd5e8"`
Nov 28 19:42:29.559 INFO running `"docker" "rm" "-f" "443885cfaa59c9903ccfc9285378115d5ec111c58c48970a8804d707a26fd5e8"`
Nov 28 19:42:29.747 INFO [stdout] 443885cfaa59c9903ccfc9285378115d5ec111c58c48970a8804d707a26fd5e8