[INFO] updating cached repository sbag13/bch_coder
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sbag13/bch_coder
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sbag13/bch_coder" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/sbag13/bch_coder"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/sbag13/bch_coder'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sbag13/bch_coder" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/sbag13/bch_coder"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/sbag13/bch_coder'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f114b8b45d7dc6d8ca305c22854106052c1d475a
[INFO] sha for GitHub repo sbag13/bch_coder: f114b8b45d7dc6d8ca305c22854106052c1d475a
[INFO] validating manifest of sbag13/bch_coder on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sbag13/bch_coder on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sbag13/bch_coder
[INFO] finished frobbing sbag13/bch_coder
[INFO] frobbed toml for sbag13/bch_coder written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/sbag13/bch_coder/Cargo.toml
[INFO] started frobbing sbag13/bch_coder
[INFO] finished frobbing sbag13/bch_coder
[INFO] frobbed toml for sbag13/bch_coder written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/sbag13/bch_coder/Cargo.toml
[INFO] crate sbag13/bch_coder already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on the registry index
[INFO] checking sbag13/bch_coder against try#06a150c7d11500b41499224f165e9de1de096768 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-6/try#06a150c7d11500b41499224f165e9de1de096768:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/sbag13/bch_coder:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 693cdcfcce9f28e3a6dd9aa6727a6117cef8344d0880ed4c4a3ea1fc3753ab1b
[INFO] running `"docker" "start" "-a" "693cdcfcce9f28e3a6dd9aa6727a6117cef8344d0880ed4c4a3ea1fc3753ab1b"`
[INFO] [stderr]     Checking rand_jitter v0.1.0
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking bch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `PrimeSet`, `is_prime`
[INFO] [stderr]  --> src/common.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 | use primes::{is_prime, PrimeSet};
[INFO] [stderr]   |              ^^^^^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::vec::Vec::<T>::resize_default': This is moving towards being removed in favor of `.resize_with(Default::default)`.  If you disagree, please comment in the tracking issue.
[INFO] [stderr]   --> src/berlekamp_decoder.rs:58:18
[INFO] [stderr]    |
[INFO] [stderr] 58 |         min_pols.resize_default(n as usize);
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `PrimeSet`, `is_prime`
[INFO] [stderr]  --> src/common.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 | use primes::{is_prime, PrimeSet};
[INFO] [stderr]   |              ^^^^^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::common::get_random_places`
[INFO] [stderr]  --> src/tests.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     use crate::common::get_random_places;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]   --> src/mycoder_tests.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     use rand::prelude::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::mpsc`
[INFO] [stderr]   --> src/mycoder_tests.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     use std::sync::mpsc;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]   --> src/mycoder_tests.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     use std::thread;
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/common.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     for i in 0..n {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `degree`
[INFO] [stderr]   --> src/common.rs:70:19
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn create_gen_pol(degree: u32, t: u32, adding_table: &Vec<Vec<i32>>) -> BitVec {
[INFO] [stderr]    |                   ^^^^^^ help: consider prefixing with an underscore: `_degree`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/encoder.rs:23:46
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn new_with_gen_poly(n: i32, k: i32, t: i32, gen_poly: BitVec) -> Encoder {    //TODO validate or load from file
[INFO] [stderr]    |                                              ^ help: consider prefixing with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::vec::Vec::<T>::resize_default': This is moving towards being removed in favor of `.resize_with(Default::default)`.  If you disagree, please comment in the tracking issue.
[INFO] [stderr]   --> src/berlekamp_decoder.rs:58:18
[INFO] [stderr]    |
[INFO] [stderr] 58 |         min_pols.resize_default(n as usize);
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/common.rs:201:32
[INFO] [stderr]     |
[INFO] [stderr] 201 |             .fold(bitvec![0], |mut sum, element| sum.finite_add(element))
[INFO] [stderr]     |                                ----^^^
[INFO] [stderr]     |                                |
[INFO] [stderr]     |                                help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/berlekamp_decoder.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn new(n: i32, k: i32, t: i32, prime_poly: &BitVec) -> BerlekampDecoder {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_with_gen_poly`
[INFO] [stderr]   --> src/berlekamp_decoder.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | /     pub fn new_with_gen_poly(
[INFO] [stderr] 31 | |         n: i32,
[INFO] [stderr] 32 | |         k: i32,
[INFO] [stderr] 33 | |         t: i32,
[INFO] [stderr] ...  |
[INFO] [stderr] 44 | |         }
[INFO] [stderr] 45 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_random_places`
[INFO] [stderr]  --> src/common.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn get_random_places(n: i32, modulo: i32) ->Vec<usize> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_alphas`
[INFO] [stderr]   --> src/common.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn calculate_alphas(prime_polynomial: &BitVec) -> Vec<BitVec> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_adding_table`
[INFO] [stderr]   --> src/common.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn create_adding_table(alphas: &Vec<BitVec>) -> Vec<Vec<i32>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_gen_pol`
[INFO] [stderr]   --> src/common.rs:70:1
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn create_gen_pol(degree: u32, t: u32, adding_table: &Vec<Vec<i32>>) -> BitVec {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_n_disjunctive_layers`
[INFO] [stderr]    --> src/common.rs:126:1
[INFO] [stderr]     |
[INFO] [stderr] 126 | fn get_n_disjunctive_layers(n: u32, alphas_len: usize) -> Vec<Vec<u32>> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `validate_params`
[INFO] [stderr]    --> src/common.rs:156:1
[INFO] [stderr]     |
[INFO] [stderr] 156 | pub fn validate_params(n: i32, k: i32, gen_poly: &BitVec, prime_poly: &BitVec) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_gen_poly`
[INFO] [stderr]    --> src/common.rs:169:1
[INFO] [stderr]     |
[INFO] [stderr] 169 | pub fn get_gen_poly(degree: i32, t: i32, prime_poly: &BitVec) -> BitVec {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_gen_poly_and_adding_table`
[INFO] [stderr]    --> src/common.rs:177:1
[INFO] [stderr]     |
[INFO] [stderr] 177 | / pub fn get_gen_poly_and_adding_table(
[INFO] [stderr] 178 | |     degree: i32,
[INFO] [stderr] 179 | |     t: i32,
[INFO] [stderr] 180 | |     prime_poly: &BitVec,
[INFO] [stderr] ...   |
[INFO] [stderr] 186 | |     (gen_poly, adding_table)
[INFO] [stderr] 187 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `finite_multiply_bitvecs_vec`
[INFO] [stderr]    --> src/common.rs:189:1
[INFO] [stderr]     |
[INFO] [stderr] 189 | pub fn finite_multiply_bitvecs_vec(vec: &Vec<BitVec>) -> BitVec {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Encoder`
[INFO] [stderr]  --> src/encoder.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Encoder {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/encoder.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn new(n: i32, k: i32, t: i32, prime_poly: &BitVec) -> Encoder {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_with_gen_poly`
[INFO] [stderr]   --> src/encoder.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn new_with_gen_poly(n: i32, k: i32, t: i32, gen_poly: BitVec) -> Encoder {    //TODO validate or load from file
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `encode`
[INFO] [stderr]   --> src/encoder.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn encode(self, data: &BitVec) -> Result<BitVec, String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/simple_decoder.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(n: i32, k: i32, t: i32, prime_poly: &BitVec) -> SimpleDecoder {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_with_gen_poly`
[INFO] [stderr]   --> src/simple_decoder.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn new_with_gen_poly(n: i32, k: i32, t: i32, gen_poly: BitVec) -> SimpleDecoder {    //TODO validate or load from file
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `L` should have a snake case name
[INFO] [stderr]    --> src/berlekamp_decoder.rs:272:17
[INFO] [stderr]     |
[INFO] [stderr] 272 |             let L = next_lu;
[INFO] [stderr]     |                 ^ help: convert the identifier to snake case: `l`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/common.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     for i in 0..n {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `degree`
[INFO] [stderr]   --> src/common.rs:70:19
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn create_gen_pol(degree: u32, t: u32, adding_table: &Vec<Vec<i32>>) -> BitVec {
[INFO] [stderr]    |                   ^^^^^^ help: consider prefixing with an underscore: `_degree`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/encoder.rs:23:46
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn new_with_gen_poly(n: i32, k: i32, t: i32, gen_poly: BitVec) -> Encoder {    //TODO validate or load from file
[INFO] [stderr]    |                                              ^ help: consider prefixing with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]   --> src/simple_decoder.rs:86:27
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let (decoded_msg, error) = decoder.decode(&bitvec![1, 1, 0, 1, 1, 1, 0]).unwrap();
[INFO] [stderr]    |                           ^^^^^ help: consider prefixing with an underscore: `_error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]    --> src/tests.rs:317:17
[INFO] [stderr]     |
[INFO] [stderr] 317 |         let mut msg = bitvec![
[INFO] [stderr]     |                 ^^^ help: consider prefixing with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg_only`
[INFO] [stderr]    --> src/tests.rs:321:13
[INFO] [stderr]     |
[INFO] [stderr] 321 |         let msg_only = bitvec![0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1];
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_msg_only`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `remainder_only`
[INFO] [stderr]    --> src/tests.rs:322:13
[INFO] [stderr]     |
[INFO] [stderr] 322 |         let remainder_only = bitvec![1, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0];
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_remainder_only`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/tests.rs:279:13
[INFO] [stderr]     |
[INFO] [stderr] 279 |         for i in 0..1 {
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/common.rs:201:32
[INFO] [stderr]     |
[INFO] [stderr] 201 |             .fold(bitvec![0], |mut sum, element| sum.finite_add(element))
[INFO] [stderr]     |                                ----^^^
[INFO] [stderr]     |                                |
[INFO] [stderr]     |                                help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tests.rs:267:13
[INFO] [stderr]     |
[INFO] [stderr] 267 |         let mut msg = bitvec![
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tests.rs:297:13
[INFO] [stderr]     |
[INFO] [stderr] 297 |         let mut msg = bitvec![
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tests.rs:317:13
[INFO] [stderr]     |
[INFO] [stderr] 317 |         let mut msg = bitvec![
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_with_gen_poly`
[INFO] [stderr]   --> src/berlekamp_decoder.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | /     pub fn new_with_gen_poly(
[INFO] [stderr] 31 | |         n: i32,
[INFO] [stderr] 32 | |         k: i32,
[INFO] [stderr] 33 | |         t: i32,
[INFO] [stderr] ...  |
[INFO] [stderr] 44 | |         }
[INFO] [stderr] 45 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_with_4_errors_should_fail_n31_k16_t3`
[INFO] [stderr]    --> src/tests.rs:312:5
[INFO] [stderr]     |
[INFO] [stderr] 312 |     fn decode_with_4_errors_should_fail_n31_k16_t3() {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_prime_poly`
[INFO] [stderr]   --> src/mycoder_tests.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn get_prime_poly() -> BitVec {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_encoder`
[INFO] [stderr]   --> src/mycoder_tests.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn get_encoder() -> Encoder {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_simple_decoder`
[INFO] [stderr]   --> src/mycoder_tests.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn get_simple_decoder() -> SimpleDecoder {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_berlekamp_decoder`
[INFO] [stderr]   --> src/mycoder_tests.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn get_berlekamp_decoder() -> BerlekampDecoder {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `L` should have a snake case name
[INFO] [stderr]    --> src/berlekamp_decoder.rs:272:17
[INFO] [stderr]     |
[INFO] [stderr] 272 |             let L = next_lu;
[INFO] [stderr]     |                 ^ help: convert the identifier to snake case: `l`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `n` should have an upper case name
[INFO] [stderr]   --> src/mycoder_tests.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     static n: i32 = 255;
[INFO] [stderr]    |            ^ help: convert the identifier to upper case: `N`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `k` should have an upper case name
[INFO] [stderr]   --> src/mycoder_tests.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 |     static k: i32 = 123;
[INFO] [stderr]    |            ^ help: convert the identifier to upper case: `K`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `t` should have an upper case name
[INFO] [stderr]   --> src/mycoder_tests.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 |     static t: i32 = 19;
[INFO] [stderr]    |            ^ help: convert the identifier to upper case: `T`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `"docker" "inspect" "693cdcfcce9f28e3a6dd9aa6727a6117cef8344d0880ed4c4a3ea1fc3753ab1b"`
[INFO] running `"docker" "rm" "-f" "693cdcfcce9f28e3a6dd9aa6727a6117cef8344d0880ed4c4a3ea1fc3753ab1b"`
[INFO] [stdout] 693cdcfcce9f28e3a6dd9aa6727a6117cef8344d0880ed4c4a3ea1fc3753ab1b