Dec 04 13:58:36.894 INFO checking mmajko/knapsack-problem against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 13:58:36.894 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 13:58:37.354 INFO [stdout] fda7a851861e376e7fbc96e32fcd44acecbb0fc973fad43908752dbf17de4c3f
Dec 04 13:58:37.356 INFO running `"docker" "start" "-a" "fda7a851861e376e7fbc96e32fcd44acecbb0fc973fad43908752dbf17de4c3f"`
Dec 04 13:58:37.944 INFO [stderr] usermod: no changes
Dec 04 13:58:37.989 INFO [stderr]     Checking rand v0.3.18
Dec 04 13:58:39.279 INFO [stderr]     Checking knapsack-problem v0.2.0 (/source)
Dec 04 13:58:39.712 INFO [stderr] warning: unused import: `solvers::recursive`
Dec 04 13:58:39.712 INFO [stderr]  --> src/solvers/dynamic.rs:2:5
Dec 04 13:58:39.712 INFO [stderr]   |
Dec 04 13:58:39.713 INFO [stderr] 2 | use solvers::recursive;
Dec 04 13:58:39.713 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 04 13:58:39.713 INFO [stderr]   |
Dec 04 13:58:39.714 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 13:58:39.714 INFO [stderr] 
Dec 04 13:58:39.714 INFO [stderr] warning: unused imports: `KnapItem`, `sum_of_prices`
Dec 04 13:58:39.714 INFO [stderr]  --> src/solvers/recursive.rs:1:14
Dec 04 13:58:39.715 INFO [stderr]   |
Dec 04 13:58:39.715 INFO [stderr] 1 | use parser::{sum_of_prices, Knapsack, KnapItem};
Dec 04 13:58:39.715 INFO [stderr]   |              ^^^^^^^^^^^^^            ^^^^^^^^
Dec 04 13:58:39.716 INFO [stderr] 
Dec 04 13:58:39.716 INFO [stderr] warning: unused import: `inspect`
Dec 04 13:58:39.716 INFO [stderr]  --> src/genetic/mod.rs:6:48
Dec 04 13:58:39.716 INFO [stderr]   |
Dec 04 13:58:39.717 INFO [stderr] 6 | use self::utils::{odds_are, random_individual, inspect, sort_population};
Dec 04 13:58:39.717 INFO [stderr]   |                                                ^^^^^^^
Dec 04 13:58:39.717 INFO [stderr] 
Dec 04 13:58:39.847 INFO [stderr] warning: unused import: `solvers::recursive`
Dec 04 13:58:39.847 INFO [stderr]  --> src/solvers/dynamic.rs:2:5
Dec 04 13:58:39.847 INFO [stderr]   |
Dec 04 13:58:39.847 INFO [stderr] 2 | use solvers::recursive;
Dec 04 13:58:39.847 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 04 13:58:39.847 INFO [stderr]   |
Dec 04 13:58:39.848 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 13:58:39.848 INFO [stderr] 
Dec 04 13:58:39.848 INFO [stderr] warning: unused imports: `KnapItem`, `sum_of_prices`
Dec 04 13:58:39.848 INFO [stderr]  --> src/solvers/recursive.rs:1:14
Dec 04 13:58:39.848 INFO [stderr]   |
Dec 04 13:58:39.848 INFO [stderr] 1 | use parser::{sum_of_prices, Knapsack, KnapItem};
Dec 04 13:58:39.848 INFO [stderr]   |              ^^^^^^^^^^^^^            ^^^^^^^^
Dec 04 13:58:39.848 INFO [stderr] 
Dec 04 13:58:39.848 INFO [stderr] warning: unused import: `inspect`
Dec 04 13:58:39.848 INFO [stderr]  --> src/genetic/mod.rs:6:48
Dec 04 13:58:39.848 INFO [stderr]   |
Dec 04 13:58:39.848 INFO [stderr] 6 | use self::utils::{odds_are, random_individual, inspect, sort_population};
Dec 04 13:58:39.848 INFO [stderr]   |                                                ^^^^^^^
Dec 04 13:58:39.848 INFO [stderr] 
Dec 04 13:58:39.938 INFO [stderr] warning: unused variable: `x`
Dec 04 13:58:39.938 INFO [stderr]   --> src/solvers/mod.rs:60:72
Dec 04 13:58:39.938 INFO [stderr]    |
Dec 04 13:58:39.938 INFO [stderr] 60 |     let new_items = knap.items.clone().iter().enumerate().filter(|&(i, x)| bits[i])
Dec 04 13:58:39.938 INFO [stderr]    |                                                                        ^ help: consider using `_x` instead
Dec 04 13:58:39.938 INFO [stderr]    |
Dec 04 13:58:39.938 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 13:58:39.938 INFO [stderr] 
Dec 04 13:58:39.938 INFO [stderr] warning: unused variable: `i`
Dec 04 13:58:39.938 INFO [stderr]   --> src/solvers/mod.rs:61:28
Dec 04 13:58:39.938 INFO [stderr]    |
Dec 04 13:58:39.938 INFO [stderr] 61 |                     .map(|(i, x)| *x).collect();
Dec 04 13:58:39.938 INFO [stderr]    |                            ^ help: consider using `_i` instead
Dec 04 13:58:39.938 INFO [stderr] 
Dec 04 13:58:39.938 INFO [stderr] warning: unused variable: `pop_size`
Dec 04 13:58:39.938 INFO [stderr]  --> src/genetic/selectors.rs:7:9
Dec 04 13:58:39.938 INFO [stderr]   |
Dec 04 13:58:39.938 INFO [stderr] 7 |     let pop_size = population.len();
Dec 04 13:58:39.938 INFO [stderr]   |         ^^^^^^^^ help: consider using `_pop_size` instead
Dec 04 13:58:39.938 INFO [stderr] 
Dec 04 13:58:39.938 INFO [stderr] warning: unused variable: `generation`
Dec 04 13:58:39.938 INFO [stderr]   --> src/genetic/utils.rs:34:19
Dec 04 13:58:39.938 INFO [stderr]    |
Dec 04 13:58:39.938 INFO [stderr] 34 | pub fn inspect<F>(generation: usize, sorted_population: &Vec<Vec<bool>>, fitness_fn: &F) where F: Fn(&Vec<bool>) -> usize {
Dec 04 13:58:39.938 INFO [stderr]    |                   ^^^^^^^^^^ help: consider using `_generation` instead
Dec 04 13:58:39.938 INFO [stderr] 
Dec 04 13:58:39.938 INFO [stderr] warning: unused variable: `elitism_count`
Dec 04 13:58:39.938 INFO [stderr]   --> src/genetic/mod.rs:16:9
Dec 04 13:58:39.938 INFO [stderr]    |
Dec 04 13:58:39.938 INFO [stderr] 16 |     let elitism_count = 2;
Dec 04 13:58:39.938 INFO [stderr]    |         ^^^^^^^^^^^^^ help: consider using `_elitism_count` instead
Dec 04 13:58:39.938 INFO [stderr] 
Dec 04 13:58:39.938 INFO [stderr] warning: unused variable: `i`
Dec 04 13:58:39.938 INFO [stderr]   --> src/genetic/mod.rs:21:9
Dec 04 13:58:39.938 INFO [stderr]    |
Dec 04 13:58:39.938 INFO [stderr] 21 |     for i in 0..500 {
Dec 04 13:58:39.938 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 04 13:58:39.938 INFO [stderr] 
Dec 04 13:58:39.971 INFO [stderr] warning: variable does not need to be mutable
Dec 04 13:58:39.971 INFO [stderr]   --> src/reporter.rs:22:9
Dec 04 13:58:39.971 INFO [stderr]    |
Dec 04 13:58:39.971 INFO [stderr] 22 |     let mut stype = String::from(format!("{:?}", solution));
Dec 04 13:58:39.971 INFO [stderr]    |         ----^^^^^
Dec 04 13:58:39.971 INFO [stderr]    |         |
Dec 04 13:58:39.971 INFO [stderr]    |         help: remove this `mut`
Dec 04 13:58:39.971 INFO [stderr]    |
Dec 04 13:58:39.971 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 13:58:39.971 INFO [stderr] 
Dec 04 13:58:39.999 INFO [stderr] warning: variant is never constructed: `None`
Dec 04 13:58:39.999 INFO [stderr]   --> src/parser.rs:10:5
Dec 04 13:58:39.999 INFO [stderr]    |
Dec 04 13:58:39.999 INFO [stderr] 10 |     None,
Dec 04 13:58:39.999 INFO [stderr]    |     ^^^^
Dec 04 13:58:39.999 INFO [stderr]    |
Dec 04 13:58:39.999 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 13:58:39.999 INFO [stderr] 
Dec 04 13:58:39.999 INFO [stderr] warning: variant is never constructed: `FPTAS25`
Dec 04 13:58:39.999 INFO [stderr]   --> src/parser.rs:15:5
Dec 04 13:58:39.999 INFO [stderr]    |
Dec 04 13:58:39.999 INFO [stderr] 15 |     FPTAS25,
Dec 04 13:58:39.999 INFO [stderr]    |     ^^^^^^^
Dec 04 13:58:39.999 INFO [stderr] 
Dec 04 13:58:39.999 INFO [stderr] warning: variant is never constructed: `FPTAS75`
Dec 04 13:58:39.999 INFO [stderr]   --> src/parser.rs:17:5
Dec 04 13:58:39.999 INFO [stderr]    |
Dec 04 13:58:39.999 INFO [stderr] 17 |     FPTAS75,
Dec 04 13:58:39.999 INFO [stderr]    |     ^^^^^^^
Dec 04 13:58:39.999 INFO [stderr] 
Dec 04 13:58:39.999 INFO [stderr] warning: function is never used: `inspect`
Dec 04 13:58:39.999 INFO [stderr]   --> src/genetic/utils.rs:34:1
Dec 04 13:58:39.999 INFO [stderr]    |
Dec 04 13:58:39.999 INFO [stderr] 34 | pub fn inspect<F>(generation: usize, sorted_population: &Vec<Vec<bool>>, fitness_fn: &F) where F: Fn(&Vec<bool>) -> usize {
Dec 04 13:58:39.999 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:58:39.999 INFO [stderr] 
Dec 04 13:58:40.195 INFO [stderr] warning: unused variable: `x`
Dec 04 13:58:40.195 INFO [stderr]   --> src/solvers/mod.rs:60:72
Dec 04 13:58:40.195 INFO [stderr]    |
Dec 04 13:58:40.195 INFO [stderr] 60 |     let new_items = knap.items.clone().iter().enumerate().filter(|&(i, x)| bits[i])
Dec 04 13:58:40.195 INFO [stderr]    |                                                                        ^ help: consider using `_x` instead
Dec 04 13:58:40.195 INFO [stderr]    |
Dec 04 13:58:40.195 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 13:58:40.195 INFO [stderr] 
Dec 04 13:58:40.195 INFO [stderr] warning: unused variable: `i`
Dec 04 13:58:40.195 INFO [stderr]   --> src/solvers/mod.rs:61:28
Dec 04 13:58:40.195 INFO [stderr]    |
Dec 04 13:58:40.195 INFO [stderr] 61 |                     .map(|(i, x)| *x).collect();
Dec 04 13:58:40.195 INFO [stderr]    |                            ^ help: consider using `_i` instead
Dec 04 13:58:40.195 INFO [stderr] 
Dec 04 13:58:40.195 INFO [stderr] warning: unused variable: `pop_size`
Dec 04 13:58:40.195 INFO [stderr]  --> src/genetic/selectors.rs:7:9
Dec 04 13:58:40.195 INFO [stderr]   |
Dec 04 13:58:40.195 INFO [stderr] 7 |     let pop_size = population.len();
Dec 04 13:58:40.195 INFO [stderr]   |         ^^^^^^^^ help: consider using `_pop_size` instead
Dec 04 13:58:40.195 INFO [stderr] 
Dec 04 13:58:40.195 INFO [stderr] warning: unused variable: `generation`
Dec 04 13:58:40.195 INFO [stderr]   --> src/genetic/utils.rs:34:19
Dec 04 13:58:40.195 INFO [stderr]    |
Dec 04 13:58:40.195 INFO [stderr] 34 | pub fn inspect<F>(generation: usize, sorted_population: &Vec<Vec<bool>>, fitness_fn: &F) where F: Fn(&Vec<bool>) -> usize {
Dec 04 13:58:40.195 INFO [stderr]    |                   ^^^^^^^^^^ help: consider using `_generation` instead
Dec 04 13:58:40.195 INFO [stderr] 
Dec 04 13:58:40.195 INFO [stderr] warning: unused variable: `elitism_count`
Dec 04 13:58:40.195 INFO [stderr]   --> src/genetic/mod.rs:16:9
Dec 04 13:58:40.195 INFO [stderr]    |
Dec 04 13:58:40.195 INFO [stderr] 16 |     let elitism_count = 2;
Dec 04 13:58:40.195 INFO [stderr]    |         ^^^^^^^^^^^^^ help: consider using `_elitism_count` instead
Dec 04 13:58:40.195 INFO [stderr] 
Dec 04 13:58:40.195 INFO [stderr] warning: unused variable: `i`
Dec 04 13:58:40.195 INFO [stderr]   --> src/genetic/mod.rs:21:9
Dec 04 13:58:40.195 INFO [stderr]    |
Dec 04 13:58:40.195 INFO [stderr] 21 |     for i in 0..500 {
Dec 04 13:58:40.195 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 04 13:58:40.195 INFO [stderr] 
Dec 04 13:58:40.251 INFO [stderr] warning: variable does not need to be mutable
Dec 04 13:58:40.251 INFO [stderr]   --> src/reporter.rs:22:9
Dec 04 13:58:40.251 INFO [stderr]    |
Dec 04 13:58:40.251 INFO [stderr] 22 |     let mut stype = String::from(format!("{:?}", solution));
Dec 04 13:58:40.251 INFO [stderr]    |         ----^^^^^
Dec 04 13:58:40.251 INFO [stderr]    |         |
Dec 04 13:58:40.251 INFO [stderr]    |         help: remove this `mut`
Dec 04 13:58:40.251 INFO [stderr]    |
Dec 04 13:58:40.251 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 13:58:40.251 INFO [stderr] 
Dec 04 13:58:40.290 INFO [stderr] warning: variant is never constructed: `None`
Dec 04 13:58:40.290 INFO [stderr]   --> src/parser.rs:10:5
Dec 04 13:58:40.290 INFO [stderr]    |
Dec 04 13:58:40.290 INFO [stderr] 10 |     None,
Dec 04 13:58:40.290 INFO [stderr]    |     ^^^^
Dec 04 13:58:40.290 INFO [stderr]    |
Dec 04 13:58:40.290 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 13:58:40.290 INFO [stderr] 
Dec 04 13:58:40.290 INFO [stderr] warning: variant is never constructed: `FPTAS25`
Dec 04 13:58:40.290 INFO [stderr]   --> src/parser.rs:15:5
Dec 04 13:58:40.290 INFO [stderr]    |
Dec 04 13:58:40.290 INFO [stderr] 15 |     FPTAS25,
Dec 04 13:58:40.290 INFO [stderr]    |     ^^^^^^^
Dec 04 13:58:40.290 INFO [stderr] 
Dec 04 13:58:40.290 INFO [stderr] warning: variant is never constructed: `FPTAS75`
Dec 04 13:58:40.290 INFO [stderr]   --> src/parser.rs:17:5
Dec 04 13:58:40.290 INFO [stderr]    |
Dec 04 13:58:40.290 INFO [stderr] 17 |     FPTAS75,
Dec 04 13:58:40.290 INFO [stderr]    |     ^^^^^^^
Dec 04 13:58:40.290 INFO [stderr] 
Dec 04 13:58:40.290 INFO [stderr] warning: function is never used: `inspect`
Dec 04 13:58:40.290 INFO [stderr]   --> src/genetic/utils.rs:34:1
Dec 04 13:58:40.290 INFO [stderr]    |
Dec 04 13:58:40.290 INFO [stderr] 34 | pub fn inspect<F>(generation: usize, sorted_population: &Vec<Vec<bool>>, fitness_fn: &F) where F: Fn(&Vec<bool>) -> usize {
Dec 04 13:58:40.290 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:58:40.290 INFO [stderr] 
Dec 04 13:58:40.328 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.36s
Dec 04 13:58:40.334 INFO [stderr] su: No module specific data is present
Dec 04 13:58:41.453 INFO running `"docker" "inspect" "fda7a851861e376e7fbc96e32fcd44acecbb0fc973fad43908752dbf17de4c3f"`
Dec 04 13:58:41.798 INFO running `"docker" "rm" "-f" "fda7a851861e376e7fbc96e32fcd44acecbb0fc973fad43908752dbf17de4c3f"`
Dec 04 13:58:42.115 INFO [stdout] fda7a851861e376e7fbc96e32fcd44acecbb0fc973fad43908752dbf17de4c3f