Dec 12 00:59:19.658 INFO checking PBertinJohannet/exprToSop against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 00:59:19.658 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12 00:59:20.127 INFO [stdout] 1b4a98e93b7ca39edf52ea95d0878676e6f090f4e879285d65bd664837de6258
Dec 12 00:59:20.129 INFO running `"docker" "start" "-a" "1b4a98e93b7ca39edf52ea95d0878676e6f090f4e879285d65bd664837de6258"`
Dec 12 00:59:22.037 INFO [stderr] usermod: no changes
Dec 12 00:59:22.124 INFO [stderr]     Checking booleansimplify v0.1.0 (/source)
Dec 12 00:59:23.300 INFO [stderr] warning: unused import: `std::env`
Dec 12 00:59:23.301 INFO [stderr]  --> src/main.rs:5:5
Dec 12 00:59:23.301 INFO [stderr]   |
Dec 12 00:59:23.301 INFO [stderr] 5 | use std::env;
Dec 12 00:59:23.302 INFO [stderr]   |     ^^^^^^^^
Dec 12 00:59:23.302 INFO [stderr]   |
Dec 12 00:59:23.302 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 00:59:23.302 INFO [stderr] 
Dec 12 00:59:23.302 INFO [stderr] warning: unused import: `Sum`
Dec 12 00:59:23.302 INFO [stderr]  --> src/mccluskey.rs:3:26
Dec 12 00:59:23.302 INFO [stderr]   |
Dec 12 00:59:23.302 INFO [stderr] 3 | use equation::{Equation, Sum, Prod, Not};
Dec 12 00:59:23.302 INFO [stderr]   |                          ^^^
Dec 12 00:59:23.302 INFO [stderr] 
Dec 12 00:59:23.630 INFO [stderr] warning: unused imports: `Not`, `Prod`, `Sum`
Dec 12 00:59:23.630 INFO [stderr]    --> src/equation.rs:434:30
Dec 12 00:59:23.630 INFO [stderr]     |
Dec 12 00:59:23.630 INFO [stderr] 434 |     use equation::{Equation, Not, Prod, Sum};
Dec 12 00:59:23.630 INFO [stderr]     |                              ^^^  ^^^^  ^^^
Dec 12 00:59:23.630 INFO [stderr]     |
Dec 12 00:59:23.630 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 12 00:59:23.630 INFO [stderr] 
Dec 12 00:59:23.630 INFO [stderr] warning: unused import: `lexer::EqLexer`
Dec 12 00:59:23.630 INFO [stderr]    --> src/equation.rs:435:9
Dec 12 00:59:23.630 INFO [stderr]     |
Dec 12 00:59:23.630 INFO [stderr] 435 |     use lexer::EqLexer;
Dec 12 00:59:23.630 INFO [stderr]     |         ^^^^^^^^^^^^^^
Dec 12 00:59:23.630 INFO [stderr] 
Dec 12 00:59:23.654 INFO [stderr] warning: unused import: `super::*`
Dec 12 00:59:23.654 INFO [stderr]    --> src/equation.rs:489:9
Dec 12 00:59:23.654 INFO [stderr]     |
Dec 12 00:59:23.654 INFO [stderr] 489 |     use super::*;
Dec 12 00:59:23.654 INFO [stderr]     |         ^^^^^^^^
Dec 12 00:59:23.654 INFO [stderr] 
Dec 12 00:59:23.654 INFO [stderr] warning: unused imports: `Not`, `Prod`, `Sum`
Dec 12 00:59:23.654 INFO [stderr]    --> src/equation.rs:490:30
Dec 12 00:59:23.654 INFO [stderr]     |
Dec 12 00:59:23.654 INFO [stderr] 490 |     use equation::{Equation, Not, Prod, Sum};
Dec 12 00:59:23.654 INFO [stderr]     |                              ^^^  ^^^^  ^^^
Dec 12 00:59:23.654 INFO [stderr] 
Dec 12 00:59:23.654 INFO [stderr] warning: unused import: `lexer::EqLexer`
Dec 12 00:59:23.654 INFO [stderr]    --> src/equation.rs:491:9
Dec 12 00:59:23.654 INFO [stderr]     |
Dec 12 00:59:23.654 INFO [stderr] 491 |     use lexer::EqLexer;
Dec 12 00:59:23.654 INFO [stderr]     |         ^^^^^^^^^^^^^^
Dec 12 00:59:23.654 INFO [stderr] 
Dec 12 00:59:23.654 INFO [stderr] warning: unused import: `super::*`
Dec 12 00:59:23.654 INFO [stderr]    --> src/equation.rs:511:9
Dec 12 00:59:23.654 INFO [stderr]     |
Dec 12 00:59:23.654 INFO [stderr] 511 |     use super::*;
Dec 12 00:59:23.654 INFO [stderr]     |         ^^^^^^^^
Dec 12 00:59:23.654 INFO [stderr] 
Dec 12 00:59:23.654 INFO [stderr] warning: unused imports: `Not`, `Prod`, `Sum`
Dec 12 00:59:23.654 INFO [stderr]    --> src/equation.rs:512:30
Dec 12 00:59:23.654 INFO [stderr]     |
Dec 12 00:59:23.655 INFO [stderr] 512 |     use equation::{Equation, Not, Prod, Sum};
Dec 12 00:59:23.655 INFO [stderr]     |                              ^^^  ^^^^  ^^^
Dec 12 00:59:23.655 INFO [stderr] 
Dec 12 00:59:23.655 INFO [stderr] warning: unused import: `lexer::EqLexer`
Dec 12 00:59:23.655 INFO [stderr]    --> src/equation.rs:513:9
Dec 12 00:59:23.655 INFO [stderr]     |
Dec 12 00:59:23.655 INFO [stderr] 513 |     use lexer::EqLexer;
Dec 12 00:59:23.655 INFO [stderr]     |         ^^^^^^^^^^^^^^
Dec 12 00:59:23.655 INFO [stderr] 
Dec 12 00:59:23.655 INFO [stderr] warning: unused import: `super::*`
Dec 12 00:59:23.655 INFO [stderr]    --> src/equation.rs:529:9
Dec 12 00:59:23.655 INFO [stderr]     |
Dec 12 00:59:23.655 INFO [stderr] 529 |     use super::*;
Dec 12 00:59:23.655 INFO [stderr]     |         ^^^^^^^^
Dec 12 00:59:23.655 INFO [stderr] 
Dec 12 00:59:23.655 INFO [stderr] warning: unused imports: `Not`, `Prod`, `Sum`
Dec 12 00:59:23.655 INFO [stderr]    --> src/equation.rs:530:30
Dec 12 00:59:23.655 INFO [stderr]     |
Dec 12 00:59:23.655 INFO [stderr] 530 |     use equation::{Equation, Not, Prod, Sum};
Dec 12 00:59:23.655 INFO [stderr]     |                              ^^^  ^^^^  ^^^
Dec 12 00:59:23.655 INFO [stderr] 
Dec 12 00:59:23.655 INFO [stderr] warning: unused import: `lexer::EqLexer`
Dec 12 00:59:23.655 INFO [stderr]    --> src/equation.rs:531:9
Dec 12 00:59:23.655 INFO [stderr]     |
Dec 12 00:59:23.655 INFO [stderr] 531 |     use lexer::EqLexer;
Dec 12 00:59:23.655 INFO [stderr]     |         ^^^^^^^^^^^^^^
Dec 12 00:59:23.655 INFO [stderr] 
Dec 12 00:59:23.655 INFO [stderr] warning: unused import: `std::env`
Dec 12 00:59:23.655 INFO [stderr]  --> src/main.rs:5:5
Dec 12 00:59:23.655 INFO [stderr]   |
Dec 12 00:59:23.655 INFO [stderr] 5 | use std::env;
Dec 12 00:59:23.655 INFO [stderr]   |     ^^^^^^^^
Dec 12 00:59:23.655 INFO [stderr] 
Dec 12 00:59:23.655 INFO [stderr] warning: unused import: `Sum`
Dec 12 00:59:23.655 INFO [stderr]  --> src/mccluskey.rs:3:26
Dec 12 00:59:23.655 INFO [stderr]   |
Dec 12 00:59:23.655 INFO [stderr] 3 | use equation::{Equation, Sum, Prod, Not};
Dec 12 00:59:23.655 INFO [stderr]   |                          ^^^
Dec 12 00:59:23.655 INFO [stderr] 
Dec 12 00:59:23.655 INFO [stderr] warning: unused imports: `Not`, `Prod`
Dec 12 00:59:23.655 INFO [stderr]    --> src/mccluskey.rs:194:30
Dec 12 00:59:23.655 INFO [stderr]     |
Dec 12 00:59:23.655 INFO [stderr] 194 |     use equation::{Equation, Not, Prod, Sum};
Dec 12 00:59:23.655 INFO [stderr]     |                              ^^^  ^^^^
Dec 12 00:59:23.655 INFO [stderr] 
Dec 12 00:59:23.655 INFO [stderr] warning: unused imports: `Not`, `Prod`, `Sum`
Dec 12 00:59:23.655 INFO [stderr]    --> src/mccluskey.rs:241:30
Dec 12 00:59:23.655 INFO [stderr]     |
Dec 12 00:59:23.655 INFO [stderr] 241 |     use equation::{Equation, Not, Prod, Sum};
Dec 12 00:59:23.655 INFO [stderr]     |                              ^^^  ^^^^  ^^^
Dec 12 00:59:23.655 INFO [stderr] 
Dec 12 00:59:23.655 INFO [stderr] warning: unused imports: `Not`, `Prod`, `Sum`
Dec 12 00:59:23.655 INFO [stderr]    --> src/mccluskey.rs:281:30
Dec 12 00:59:23.655 INFO [stderr]     |
Dec 12 00:59:23.655 INFO [stderr] 281 |     use equation::{Equation, Not, Prod, Sum};
Dec 12 00:59:23.655 INFO [stderr]     |                              ^^^  ^^^^  ^^^
Dec 12 00:59:23.655 INFO [stderr] 
Dec 12 00:59:23.655 INFO [stderr] warning: unused imports: `Not`, `Prod`, `Sum`
Dec 12 00:59:23.655 INFO [stderr]    --> src/mccluskey.rs:299:30
Dec 12 00:59:23.655 INFO [stderr]     |
Dec 12 00:59:23.655 INFO [stderr] 299 |     use equation::{Equation, Not, Prod, Sum};
Dec 12 00:59:23.655 INFO [stderr]     |                              ^^^  ^^^^  ^^^
Dec 12 00:59:23.655 INFO [stderr] 
Dec 12 00:59:24.004 INFO [stderr] warning: unused variable: `new_sum`
Dec 12 00:59:24.004 INFO [stderr]   --> src/equation.rs:68:13
Dec 12 00:59:24.004 INFO [stderr]    |
Dec 12 00:59:24.004 INFO [stderr] 68 |         let new_sum = match self {
Dec 12 00:59:24.004 INFO [stderr]    |             ^^^^^^^ help: consider using `_new_sum` instead
Dec 12 00:59:24.004 INFO [stderr]    |
Dec 12 00:59:24.004 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 00:59:24.004 INFO [stderr] 
Dec 12 00:59:24.004 INFO [stderr] warning: unused variable: `v`
Dec 12 00:59:24.004 INFO [stderr]   --> src/equation.rs:82:13
Dec 12 00:59:24.004 INFO [stderr]    |
Dec 12 00:59:24.004 INFO [stderr] 82 |             v => vec![self],
Dec 12 00:59:24.004 INFO [stderr]    |             ^ help: consider using `_v` instead
Dec 12 00:59:24.004 INFO [stderr] 
Dec 12 00:59:24.004 INFO [stderr] warning: unused variable: `ancient_nb_var`
Dec 12 00:59:24.004 INFO [stderr]    --> src/equation.rs:106:13
Dec 12 00:59:24.004 INFO [stderr]     |
Dec 12 00:59:24.004 INFO [stderr] 106 |         let ancient_nb_var = self.get_vars().len();
Dec 12 00:59:24.004 INFO [stderr]     |             ^^^^^^^^^^^^^^ help: consider using `_ancient_nb_var` instead
Dec 12 00:59:24.004 INFO [stderr] 
Dec 12 00:59:24.004 INFO [stderr] warning: unused variable: `s`
Dec 12 00:59:24.004 INFO [stderr]   --> src/mccluskey.rs:24:32
Dec 12 00:59:24.004 INFO [stderr]    |
Dec 12 00:59:24.004 INFO [stderr] 24 |             &Equation::Sum(ref s) => panic!("do not give a sum to from_eq"),
Dec 12 00:59:24.004 INFO [stderr]    |                                ^ help: consider using `_s` instead
Dec 12 00:59:24.004 INFO [stderr] 
Dec 12 00:59:24.304 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:59:24.304 INFO [stderr]    --> src/mccluskey.rs:134:25
Dec 12 00:59:24.304 INFO [stderr]     |
Dec 12 00:59:24.304 INFO [stderr] 134 | pub fn mccluskey((vars, mut impls) : (Vec<String>, Vec<PrimeImplicant>)) -> Vec<Equation>{
Dec 12 00:59:24.304 INFO [stderr]     |                         ----^^^^^
Dec 12 00:59:24.304 INFO [stderr]     |                         |
Dec 12 00:59:24.304 INFO [stderr]     |                         help: remove this `mut`
Dec 12 00:59:24.304 INFO [stderr]     |
Dec 12 00:59:24.304 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 00:59:24.304 INFO [stderr] 
Dec 12 00:59:24.308 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:59:24.308 INFO [stderr]    --> src/mccluskey.rs:176:25
Dec 12 00:59:24.308 INFO [stderr]     |
Dec 12 00:59:24.308 INFO [stderr] 176 | pub fn mccluskey_primes(mut impls : Vec<PrimeImplicant>)-> Vec<PrimeImplicant>{
Dec 12 00:59:24.308 INFO [stderr]     |                         ----^^^^^
Dec 12 00:59:24.308 INFO [stderr]     |                         |
Dec 12 00:59:24.308 INFO [stderr]     |                         help: remove this `mut`
Dec 12 00:59:24.308 INFO [stderr] 
Dec 12 00:59:24.308 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:59:24.308 INFO [stderr]    --> src/mccluskey.rs:180:13
Dec 12 00:59:24.308 INFO [stderr]     |
Dec 12 00:59:24.308 INFO [stderr] 180 |         let mut to_add = mccluskey_pass_two(sort_prime_implicants(mccluskey_pass_one(sorted_primes)));
Dec 12 00:59:24.308 INFO [stderr]     |             ----^^^^^^
Dec 12 00:59:24.308 INFO [stderr]     |             |
Dec 12 00:59:24.308 INFO [stderr]     |             help: remove this `mut`
Dec 12 00:59:24.308 INFO [stderr] 
Dec 12 00:59:24.310 INFO [stderr] warning: method is never used: `len_removed`
Dec 12 00:59:24.310 INFO [stderr]   --> src/equation.rs:50:5
Dec 12 00:59:24.310 INFO [stderr]    |
Dec 12 00:59:24.310 INFO [stderr] 50 |     pub fn len_removed(&mut self) -> usize{
Dec 12 00:59:24.310 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:59:24.310 INFO [stderr]    |
Dec 12 00:59:24.310 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 00:59:24.310 INFO [stderr] 
Dec 12 00:59:24.310 INFO [stderr] warning: method is never used: `eval`
Dec 12 00:59:24.310 INFO [stderr]   --> src/equation.rs:57:5
Dec 12 00:59:24.310 INFO [stderr]    |
Dec 12 00:59:24.310 INFO [stderr] 57 |     pub fn eval(&self, vars: &HashMap<String, bool>) -> bool {
Dec 12 00:59:24.310 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:59:24.310 INFO [stderr] 
Dec 12 00:59:24.310 INFO [stderr] warning: method is never used: `inners`
Dec 12 00:59:24.310 INFO [stderr]   --> src/equation.rs:77:5
Dec 12 00:59:24.310 INFO [stderr]    |
Dec 12 00:59:24.310 INFO [stderr] 77 |     pub fn inners(&self) -> Vec<&Equation> {
Dec 12 00:59:24.310 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:59:24.310 INFO [stderr] 
Dec 12 00:59:24.310 INFO [stderr] warning: method is never used: `compare_random_values`
Dec 12 00:59:24.310 INFO [stderr]   --> src/equation.rs:87:5
Dec 12 00:59:24.310 INFO [stderr]    |
Dec 12 00:59:24.310 INFO [stderr] 87 |     pub fn compare_random_values(&self, other : &Equation, tests : usize) {
Dec 12 00:59:24.310 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:59:24.310 INFO [stderr] 
Dec 12 00:59:24.310 INFO [stderr] warning: method is never used: `is_product`
Dec 12 00:59:24.310 INFO [stderr]    --> src/equation.rs:120:5
Dec 12 00:59:24.310 INFO [stderr]     |
Dec 12 00:59:24.310 INFO [stderr] 120 |     pub fn is_product(&self) -> bool {
Dec 12 00:59:24.310 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:59:24.310 INFO [stderr] 
Dec 12 00:59:24.310 INFO [stderr] warning: method is never used: `get_owned_vars`
Dec 12 00:59:24.310 INFO [stderr]    --> src/equation.rs:175:5
Dec 12 00:59:24.310 INFO [stderr]     |
Dec 12 00:59:24.310 INFO [stderr] 175 |     pub fn get_owned_vars(&self) -> Vec<String> {
Dec 12 00:59:24.310 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:59:24.310 INFO [stderr] 
Dec 12 00:59:24.310 INFO [stderr] warning: method is never used: `get_owned_vars`
Dec 12 00:59:24.310 INFO [stderr]    --> src/equation.rs:250:5
Dec 12 00:59:24.310 INFO [stderr]     |
Dec 12 00:59:24.310 INFO [stderr] 250 |     pub fn get_owned_vars(&self) -> Vec<String> {
Dec 12 00:59:24.310 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:59:24.310 INFO [stderr] 
Dec 12 00:59:24.592 INFO [stderr] warning: unused variable: `new_sum`
Dec 12 00:59:24.592 INFO [stderr]   --> src/equation.rs:68:13
Dec 12 00:59:24.592 INFO [stderr]    |
Dec 12 00:59:24.593 INFO [stderr] 68 |         let new_sum = match self {
Dec 12 00:59:24.593 INFO [stderr]    |             ^^^^^^^ help: consider using `_new_sum` instead
Dec 12 00:59:24.593 INFO [stderr]    |
Dec 12 00:59:24.596 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 00:59:24.596 INFO [stderr] 
Dec 12 00:59:24.596 INFO [stderr] warning: unused variable: `v`
Dec 12 00:59:24.596 INFO [stderr]   --> src/equation.rs:82:13
Dec 12 00:59:24.596 INFO [stderr]    |
Dec 12 00:59:24.596 INFO [stderr] 82 |             v => vec![self],
Dec 12 00:59:24.596 INFO [stderr]    |             ^ help: consider using `_v` instead
Dec 12 00:59:24.596 INFO [stderr] 
Dec 12 00:59:24.596 INFO [stderr] warning: unused variable: `ancient_nb_var`
Dec 12 00:59:24.596 INFO [stderr]    --> src/equation.rs:106:13
Dec 12 00:59:24.596 INFO [stderr]     |
Dec 12 00:59:24.596 INFO [stderr] 106 |         let ancient_nb_var = self.get_vars().len();
Dec 12 00:59:24.596 INFO [stderr]     |             ^^^^^^^^^^^^^^ help: consider using `_ancient_nb_var` instead
Dec 12 00:59:24.596 INFO [stderr] 
Dec 12 00:59:24.596 INFO [stderr] warning: unused variable: `s`
Dec 12 00:59:24.596 INFO [stderr]   --> src/mccluskey.rs:24:32
Dec 12 00:59:24.596 INFO [stderr]    |
Dec 12 00:59:24.596 INFO [stderr] 24 |             &Equation::Sum(ref s) => panic!("do not give a sum to from_eq"),
Dec 12 00:59:24.596 INFO [stderr]    |                                ^ help: consider using `_s` instead
Dec 12 00:59:24.596 INFO [stderr] 
Dec 12 00:59:24.700 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:59:24.700 INFO [stderr]    --> src/equation.rs:536:13
Dec 12 00:59:24.700 INFO [stderr]     |
Dec 12 00:59:24.700 INFO [stderr] 536 |         let mut new_eq = eq.complete_simplify();
Dec 12 00:59:24.700 INFO [stderr]     |             ----^^^^^^
Dec 12 00:59:24.700 INFO [stderr]     |             |
Dec 12 00:59:24.700 INFO [stderr]     |             help: remove this `mut`
Dec 12 00:59:24.700 INFO [stderr]     |
Dec 12 00:59:24.700 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 00:59:24.700 INFO [stderr] 
Dec 12 00:59:24.836 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:59:24.836 INFO [stderr]    --> src/mccluskey.rs:134:25
Dec 12 00:59:24.836 INFO [stderr]     |
Dec 12 00:59:24.836 INFO [stderr] 134 | pub fn mccluskey((vars, mut impls) : (Vec<String>, Vec<PrimeImplicant>)) -> Vec<Equation>{
Dec 12 00:59:24.836 INFO [stderr]     |                         ----^^^^^
Dec 12 00:59:24.836 INFO [stderr]     |                         |
Dec 12 00:59:24.836 INFO [stderr]     |                         help: remove this `mut`
Dec 12 00:59:24.836 INFO [stderr] 
Dec 12 00:59:24.840 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:59:24.840 INFO [stderr]    --> src/mccluskey.rs:176:25
Dec 12 00:59:24.840 INFO [stderr]     |
Dec 12 00:59:24.840 INFO [stderr] 176 | pub fn mccluskey_primes(mut impls : Vec<PrimeImplicant>)-> Vec<PrimeImplicant>{
Dec 12 00:59:24.840 INFO [stderr]     |                         ----^^^^^
Dec 12 00:59:24.840 INFO [stderr]     |                         |
Dec 12 00:59:24.840 INFO [stderr]     |                         help: remove this `mut`
Dec 12 00:59:24.840 INFO [stderr] 
Dec 12 00:59:24.840 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:59:24.840 INFO [stderr]    --> src/mccluskey.rs:180:13
Dec 12 00:59:24.840 INFO [stderr]     |
Dec 12 00:59:24.840 INFO [stderr] 180 |         let mut to_add = mccluskey_pass_two(sort_prime_implicants(mccluskey_pass_one(sorted_primes)));
Dec 12 00:59:24.840 INFO [stderr]     |             ----^^^^^^
Dec 12 00:59:24.840 INFO [stderr]     |             |
Dec 12 00:59:24.840 INFO [stderr]     |             help: remove this `mut`
Dec 12 00:59:24.840 INFO [stderr] 
Dec 12 00:59:24.884 INFO [stderr] warning: method is never used: `len_removed`
Dec 12 00:59:24.884 INFO [stderr]   --> src/equation.rs:50:5
Dec 12 00:59:24.884 INFO [stderr]    |
Dec 12 00:59:24.884 INFO [stderr] 50 |     pub fn len_removed(&mut self) -> usize{
Dec 12 00:59:24.884 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:59:24.884 INFO [stderr]    |
Dec 12 00:59:24.884 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 00:59:24.884 INFO [stderr] 
Dec 12 00:59:24.884 INFO [stderr] warning: method is never used: `inners`
Dec 12 00:59:24.884 INFO [stderr]   --> src/equation.rs:77:5
Dec 12 00:59:24.884 INFO [stderr]    |
Dec 12 00:59:24.884 INFO [stderr] 77 |     pub fn inners(&self) -> Vec<&Equation> {
Dec 12 00:59:24.884 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:59:24.884 INFO [stderr] 
Dec 12 00:59:24.884 INFO [stderr] warning: method is never used: `is_product`
Dec 12 00:59:24.884 INFO [stderr]    --> src/equation.rs:120:5
Dec 12 00:59:24.884 INFO [stderr]     |
Dec 12 00:59:24.884 INFO [stderr] 120 |     pub fn is_product(&self) -> bool {
Dec 12 00:59:24.884 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:59:24.896 INFO [stderr] 
Dec 12 00:59:24.896 INFO [stderr] warning: method is never used: `get_owned_vars`
Dec 12 00:59:24.896 INFO [stderr]    --> src/equation.rs:175:5
Dec 12 00:59:24.896 INFO [stderr]     |
Dec 12 00:59:24.896 INFO [stderr] 175 |     pub fn get_owned_vars(&self) -> Vec<String> {
Dec 12 00:59:24.896 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:59:24.896 INFO [stderr] 
Dec 12 00:59:24.896 INFO [stderr] warning: method is never used: `get_owned_vars`
Dec 12 00:59:24.897 INFO [stderr]    --> src/equation.rs:250:5
Dec 12 00:59:24.897 INFO [stderr]     |
Dec 12 00:59:24.897 INFO [stderr] 250 |     pub fn get_owned_vars(&self) -> Vec<String> {
Dec 12 00:59:24.897 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:59:24.897 INFO [stderr] 
Dec 12 00:59:24.957 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.90s
Dec 12 00:59:24.960 INFO [stderr] su: No module specific data is present
Dec 12 00:59:26.033 INFO running `"docker" "inspect" "1b4a98e93b7ca39edf52ea95d0878676e6f090f4e879285d65bd664837de6258"`
Dec 12 00:59:26.236 INFO running `"docker" "rm" "-f" "1b4a98e93b7ca39edf52ea95d0878676e6f090f4e879285d65bd664837de6258"`
Dec 12 00:59:26.532 INFO [stdout] 1b4a98e93b7ca39edf52ea95d0878676e6f090f4e879285d65bd664837de6258