[INFO] cloning repository https://github.com/surojitfromindia/codeforce_problems
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/surojitfromindia/codeforce_problems" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsurojitfromindia%2Fcodeforce_problems", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsurojitfromindia%2Fcodeforce_problems'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec02306ce13352105fe168f0fa79e74e7a1ebfee
[INFO] testing surojitfromindia/codeforce_problems against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsurojitfromindia%2Fcodeforce_problems" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/surojitfromindia/codeforce_problems
[INFO] finished tweaking git repo https://github.com/surojitfromindia/codeforce_problems
[INFO] tweaked toml for git repo https://github.com/surojitfromindia/codeforce_problems written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/surojitfromindia/codeforce_problems on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/surojitfromindia/codeforce_problems already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1142d0d3ac77a88cf101414c18bcb64c12b7a853fde23f20949b50550b24b3b
[INFO] running `Command { std: "docker" "start" "-a" "c1142d0d3ac77a88cf101414c18bcb64c12b7a853fde23f20949b50550b24b3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1142d0d3ac77a88cf101414c18bcb64c12b7a853fde23f20949b50550b24b3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1142d0d3ac77a88cf101414c18bcb64c12b7a853fde23f20949b50550b24b3b", kill_on_drop: false }`
[INFO] [stdout] c1142d0d3ac77a88cf101414c18bcb64c12b7a853fde23f20949b50550b24b3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7abb3a70e6e46a38ae2a29974a1fdb30b31e46eb93bc1a0a33678dba9e34c28
[INFO] running `Command { std: "docker" "start" "-a" "c7abb3a70e6e46a38ae2a29974a1fdb30b31e46eb93bc1a0a33678dba9e34c28", kill_on_drop: false }`
[INFO] [stderr]    Compiling codeforce_problems v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/easy/a271.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let mut y = year;
[INFO] [stdout]   |         ----^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `near_lucky_number` is never used
[INFO] [stdout]  --> src/easy/a110.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn near_lucky_number() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `peyta_string` is never used
[INFO] [stdout]  --> src/easy/a112.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn peyta_string(s1: &str, s2: &str) -> i8 {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `peyta_string_test` is never used
[INFO] [stdout]   --> src/easy/a112.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn peyta_string_test(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insomnia` is never used
[INFO] [stdout]  --> src/easy/a148.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn insomnia(k: u64, l: u64, m: u64, n: u64, d: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insomnia_test` is never used
[INFO] [stdout]   --> src/easy/a148.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn insomnia_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `next_round` is never used
[INFO] [stdout]  --> src/easy/a158.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn next_round() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `team` is never used
[INFO] [stdout]  --> src/easy/a231.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn team(){
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ASCII_A` is never used
[INFO] [stdout]  --> src/easy/a236.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | static ASCII_A: u8 = b'A';
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ASCII_a` is never used
[INFO] [stdout]  --> src/easy/a236.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | static ASCII_a: u8 = b'a';
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `boy_or_girl` is never used
[INFO] [stdout]  --> src/easy/a236.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn boy_or_girl(inp: String) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `boy_or_girl_test` is never used
[INFO] [stdout]   --> src/easy/a236.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn boy_or_girl_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `beautiful_matrix` is never used
[INFO] [stdout]  --> src/easy/a263.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn beautiful_matrix(row_pos: u8, col_pos: u8) -> u8 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_beautiful_matrix` is never used
[INFO] [stdout]   --> src/easy/a263.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn run_beautiful_matrix() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stones_on_table` is never used
[INFO] [stdout]  --> src/easy/a266.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn stones_on_table(inp: String) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stones_on_table_test` is never used
[INFO] [stdout]   --> src/easy/a266.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn stones_on_table_test (){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `word_capitalize` is never used
[INFO] [stdout]  --> src/easy/a281.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn word_capitalize(mut inp :  String)->String{
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `word_capitalize_test` is never used
[INFO] [stdout]   --> src/easy/a281.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn word_capitalize_test(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bit` is never used
[INFO] [stdout]  --> src/easy/a282.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn bit(){
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `watermelon` is never used
[INFO] [stdout]  --> src/easy/a4.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn watermelon() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `traffic_cost` is never used
[INFO] [stdout]  --> src/easy/a5.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn traffic_cost(commands: Vec<String>) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `traffic_cost_test` is never used
[INFO] [stdout]   --> src/easy/a5.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn traffic_cost_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `domino_pilling` is never used
[INFO] [stdout]   --> src/easy/a50.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn domino_pilling(m: u8, n: u8) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_domino_pilling` is never used
[INFO] [stdout]   --> src/easy/a50.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn run_domino_pilling() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `elephant_move` is never used
[INFO] [stdout]  --> src/easy/a617.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn elephant_move(to_pos: u64)-> u64{
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `elephant_move_test` is never used
[INFO] [stdout]   --> src/easy/a617.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn elephant_move_test(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `way_too_long` is never used
[INFO] [stdout]  --> src/easy/a71.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn way_too_long(){
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shrink` is never used
[INFO] [stdout]   --> src/easy/a71.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn shrink(lg: &str, str_len: usize)-> String{
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `big_bro` is never used
[INFO] [stdout]  --> src/easy/a791.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn big_bro(lima: u8, bob: u8) -> u64 {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `big_bro_test` is never used
[INFO] [stdout]   --> src/easy/a791.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn big_bro_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `word` is never used
[INFO] [stdout]  --> src/easy/a546.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn word(inp: String) -> String {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `word_test` is never used
[INFO] [stdout]   --> src/easy/a546.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn word_test() {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `soldier_and_banana` is never used
[INFO] [stdout]  --> src/easy/a59.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn soldier_and_banana(k:u64,n:u64,w:u64)-> u64{
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `soldier_and_banana_test` is never used
[INFO] [stdout]  --> src/easy/a59.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn soldier_and_banana_test(){
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `wrong_subtract` is never used
[INFO] [stdout]  --> src/easy/a977.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn wrong_subtract(number: u64, repeat: u8) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `wrong_subtract_test` is never used
[INFO] [stdout]   --> src/easy/a977.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn wrong_subtract_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `anton_and_danik` is never used
[INFO] [stdout]  --> src/easy/a734.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn anton_and_danik(game: &str)-> &str{
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `anton_and_danik_test` is never used
[INFO] [stdout]   --> src/easy/a734.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn anton_and_danik_test(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OutIn` is never constructed
[INFO] [stdout]  --> src/easy/a116.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct OutIn(u32, u32);
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tram` is never used
[INFO] [stdout]  --> src/easy/a116.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn tram(out_in: Vec<OutIn> )-> u32 {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tram_test` is never used
[INFO] [stdout]   --> src/easy/a116.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn tram_test() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `translation` is never used
[INFO] [stdout]  --> src/easy/a41.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn translation<'a>(s: &'a str, t: &'a str) -> &'a str {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `translation_test` is never used
[INFO] [stdout]   --> src/easy/a41.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn translation_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_year_num_distinct` is never used
[INFO] [stdout]  --> src/easy/a271.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn is_year_num_distinct(year: u16) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `beautiful_year_test` is never used
[INFO] [stdout]   --> src/easy/a271.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn beautiful_year_test(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vanya_and_fence` is never used
[INFO] [stdout]  --> src/easy/a677.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn vanya_and_fence(h: u16, heights: Vec<u16>) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vanya_and_fence_test` is never used
[INFO] [stdout]  --> src/easy/a677.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn vanya_and_fence_test() {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `easy_problem` is never used
[INFO] [stdout]  --> src/easy/a1030.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn easy_problem<'a>(votes: Vec<u8>) -> &'a str {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `easy_problem_test` is never used
[INFO] [stdout]  --> src/easy/a1030.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn easy_problem_test() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `magnets` is never used
[INFO] [stdout]  --> src/easy/a344.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn magnets(inp: Vec<String>)-> u64{
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `magnets_test` is never used
[INFO] [stdout]   --> src/easy/a344.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn magnets_test(){
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `george_and_accommodation` is never used
[INFO] [stdout]  --> src/easy/a467.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn george_and_accommodation() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `present` is never used
[INFO] [stdout]  --> src/easy/a136.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn present(senders: Vec<u8>) -> String {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `present_test` is never used
[INFO] [stdout]   --> src/easy/a136.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn present_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arrival_of_gen` is never used
[INFO] [stdout]  --> src/easy/a144.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |  fn arrival_of_gen(v: Vec<u8>) -> u32 {
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arrival_of_gen_test` is never used
[INFO] [stdout]   --> src/easy/a144.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn arrival_of_gen_test(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `horseshoe` is never used
[INFO] [stdout]  --> src/easy/a228.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn horseshoe(s1: u64, s2: u64, s3: u64, s4: u64) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `horseshoe_test` is never used
[INFO] [stdout]   --> src/easy/a228.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn horseshoe_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ultra_fast_math` is never used
[INFO] [stdout]  --> src/easy/a61.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn ultra_fast_math(s1: &str, s2: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ultra_fast_math_test` is never used
[INFO] [stdout]   --> src/easy/a61.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn ultra_fast_math_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hulk_test` is never used
[INFO] [stdout]  --> src/easy/a705.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn hulk_test() {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hit_the_lottery` is never used
[INFO] [stdout]  --> src/easy/a996.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn hit_the_lottery(money: u64)-> u64{
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hit_the_lottery_test` is never used
[INFO] [stdout]   --> src/easy/a996.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn hit_the_lottery_test(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `peyta_and_football` is never used
[INFO] [stdout]  --> src/easy/a96.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn peyta_and_football(gp: &str)-> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `peyta_and_football_test` is never used
[INFO] [stdout]   --> src/easy/a96.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn peyta_and_football_test(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `twins` is never used
[INFO] [stdout]  --> src/easy/a160.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn twins(mut coins: Vec<u32>) -> u32 {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `twins_test` is never used
[INFO] [stdout]   --> src/easy/a160.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn twins_test() {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `even_odds` is never used
[INFO] [stdout]  --> src/easy/a318.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn even_odds(n: u64, k: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `even_odds_test` is never used
[INFO] [stdout]   --> src/easy/a318.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn even_odds_test() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `anton_and_letters` is never used
[INFO] [stdout]  --> src/easy/a443.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn anton_and_letters(f_set: &str) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `anton_and_letters_test` is never used
[INFO] [stdout]   --> src/easy/a443.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn anton_and_letters_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `queue_at_school` is never used
[INFO] [stdout]  --> src/easy_b/b266.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn queue_at_school(inp: String, sec: u16) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `queue_at_school_test` is never used
[INFO] [stdout]   --> src/easy_b/b266.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn queue_at_school_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `ASCII_a` should have an upper case name
[INFO] [stdout]  --> src/easy/a236.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | static ASCII_a: u8 = b'a';
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 2 - static ASCII_a: u8 = b'a';
[INFO] [stdout] 2 + static ASCII_A: u8 = b'a';
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "c7abb3a70e6e46a38ae2a29974a1fdb30b31e46eb93bc1a0a33678dba9e34c28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7abb3a70e6e46a38ae2a29974a1fdb30b31e46eb93bc1a0a33678dba9e34c28", kill_on_drop: false }`
[INFO] [stdout] c7abb3a70e6e46a38ae2a29974a1fdb30b31e46eb93bc1a0a33678dba9e34c28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6850a972a0a868cb891a39024db84b6e9b95894ed2dee4868daa12ec5a7eda64
[INFO] running `Command { std: "docker" "start" "-a" "6850a972a0a868cb891a39024db84b6e9b95894ed2dee4868daa12ec5a7eda64", kill_on_drop: false }`
[INFO] [stderr]    Compiling codeforce_problems v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/easy/a271.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let mut y = year;
[INFO] [stdout]   |         ----^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `near_lucky_number` is never used
[INFO] [stdout]  --> src/easy/a110.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn near_lucky_number() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `peyta_string_test` is never used
[INFO] [stdout]   --> src/easy/a112.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn peyta_string_test(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insomnia` is never used
[INFO] [stdout]  --> src/easy/a148.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn insomnia(k: u64, l: u64, m: u64, n: u64, d: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insomnia_test` is never used
[INFO] [stdout]   --> src/easy/a148.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn insomnia_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `next_round` is never used
[INFO] [stdout]  --> src/easy/a158.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn next_round() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `team` is never used
[INFO] [stdout]  --> src/easy/a231.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn team(){
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `boy_or_girl_test` is never used
[INFO] [stdout]   --> src/easy/a236.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn boy_or_girl_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_beautiful_matrix` is never used
[INFO] [stdout]   --> src/easy/a263.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn run_beautiful_matrix() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stones_on_table` is never used
[INFO] [stdout]  --> src/easy/a266.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn stones_on_table(inp: String) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stones_on_table_test` is never used
[INFO] [stdout]   --> src/easy/a266.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn stones_on_table_test (){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `word_capitalize_test` is never used
[INFO] [stdout]   --> src/easy/a281.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn word_capitalize_test(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bit` is never used
[INFO] [stdout]  --> src/easy/a282.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn bit(){
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `watermelon` is never used
[INFO] [stdout]  --> src/easy/a4.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn watermelon() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `traffic_cost_test` is never used
[INFO] [stdout]   --> src/easy/a5.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn traffic_cost_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_domino_pilling` is never used
[INFO] [stdout]   --> src/easy/a50.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn run_domino_pilling() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `elephant_move` is never used
[INFO] [stdout]  --> src/easy/a617.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn elephant_move(to_pos: u64)-> u64{
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `elephant_move_test` is never used
[INFO] [stdout]   --> src/easy/a617.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn elephant_move_test(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `way_too_long` is never used
[INFO] [stdout]  --> src/easy/a71.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn way_too_long(){
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shrink` is never used
[INFO] [stdout]   --> src/easy/a71.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn shrink(lg: &str, str_len: usize)-> String{
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `big_bro_test` is never used
[INFO] [stdout]   --> src/easy/a791.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn big_bro_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `word` is never used
[INFO] [stdout]  --> src/easy/a546.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn word(inp: String) -> String {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `word_test` is never used
[INFO] [stdout]   --> src/easy/a546.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn word_test() {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `soldier_and_banana` is never used
[INFO] [stdout]  --> src/easy/a59.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn soldier_and_banana(k:u64,n:u64,w:u64)-> u64{
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `soldier_and_banana_test` is never used
[INFO] [stdout]  --> src/easy/a59.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn soldier_and_banana_test(){
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `wrong_subtract_test` is never used
[INFO] [stdout]   --> src/easy/a977.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn wrong_subtract_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `anton_and_danik_test` is never used
[INFO] [stdout]   --> src/easy/a734.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn anton_and_danik_test(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OutIn` is never constructed
[INFO] [stdout]  --> src/easy/a116.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct OutIn(u32, u32);
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tram` is never used
[INFO] [stdout]  --> src/easy/a116.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn tram(out_in: Vec<OutIn> )-> u32 {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tram_test` is never used
[INFO] [stdout]   --> src/easy/a116.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn tram_test() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `translation` is never used
[INFO] [stdout]  --> src/easy/a41.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn translation<'a>(s: &'a str, t: &'a str) -> &'a str {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `translation_test` is never used
[INFO] [stdout]   --> src/easy/a41.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn translation_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_year_num_distinct` is never used
[INFO] [stdout]  --> src/easy/a271.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn is_year_num_distinct(year: u16) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `beautiful_year_test` is never used
[INFO] [stdout]   --> src/easy/a271.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn beautiful_year_test(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vanya_and_fence` is never used
[INFO] [stdout]  --> src/easy/a677.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn vanya_and_fence(h: u16, heights: Vec<u16>) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vanya_and_fence_test` is never used
[INFO] [stdout]  --> src/easy/a677.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn vanya_and_fence_test() {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `easy_problem` is never used
[INFO] [stdout]  --> src/easy/a1030.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn easy_problem<'a>(votes: Vec<u8>) -> &'a str {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `easy_problem_test` is never used
[INFO] [stdout]  --> src/easy/a1030.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn easy_problem_test() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `magnets_test` is never used
[INFO] [stdout]   --> src/easy/a344.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn magnets_test(){
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `george_and_accommodation` is never used
[INFO] [stdout]  --> src/easy/a467.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn george_and_accommodation() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `present` is never used
[INFO] [stdout]  --> src/easy/a136.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn present(senders: Vec<u8>) -> String {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `present_test` is never used
[INFO] [stdout]   --> src/easy/a136.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn present_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arrival_of_gen` is never used
[INFO] [stdout]  --> src/easy/a144.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |  fn arrival_of_gen(v: Vec<u8>) -> u32 {
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arrival_of_gen_test` is never used
[INFO] [stdout]   --> src/easy/a144.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn arrival_of_gen_test(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `horseshoe` is never used
[INFO] [stdout]  --> src/easy/a228.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn horseshoe(s1: u64, s2: u64, s3: u64, s4: u64) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `horseshoe_test` is never used
[INFO] [stdout]   --> src/easy/a228.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn horseshoe_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ultra_fast_math` is never used
[INFO] [stdout]  --> src/easy/a61.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn ultra_fast_math(s1: &str, s2: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ultra_fast_math_test` is never used
[INFO] [stdout]   --> src/easy/a61.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn ultra_fast_math_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hulk_test` is never used
[INFO] [stdout]  --> src/easy/a705.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn hulk_test() {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hit_the_lottery` is never used
[INFO] [stdout]  --> src/easy/a996.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn hit_the_lottery(money: u64)-> u64{
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hit_the_lottery_test` is never used
[INFO] [stdout]   --> src/easy/a996.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn hit_the_lottery_test(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `peyta_and_football` is never used
[INFO] [stdout]  --> src/easy/a96.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn peyta_and_football(gp: &str)-> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `peyta_and_football_test` is never used
[INFO] [stdout]   --> src/easy/a96.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn peyta_and_football_test(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `twins` is never used
[INFO] [stdout]  --> src/easy/a160.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn twins(mut coins: Vec<u32>) -> u32 {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `twins_test` is never used
[INFO] [stdout]   --> src/easy/a160.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn twins_test() {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `even_odds` is never used
[INFO] [stdout]  --> src/easy/a318.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn even_odds(n: u64, k: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `even_odds_test` is never used
[INFO] [stdout]   --> src/easy/a318.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn even_odds_test() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `anton_and_letters` is never used
[INFO] [stdout]  --> src/easy/a443.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn anton_and_letters(f_set: &str) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `anton_and_letters_test` is never used
[INFO] [stdout]   --> src/easy/a443.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn anton_and_letters_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `queue_at_school` is never used
[INFO] [stdout]  --> src/easy_b/b266.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn queue_at_school(inp: String, sec: u16) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `queue_at_school_test` is never used
[INFO] [stdout]   --> src/easy_b/b266.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn queue_at_school_test() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `ASCII_a` should have an upper case name
[INFO] [stdout]  --> src/easy/a236.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | static ASCII_a: u8 = b'a';
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 2 - static ASCII_a: u8 = b'a';
[INFO] [stdout] 2 + static ASCII_A: u8 = b'a';
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "6850a972a0a868cb891a39024db84b6e9b95894ed2dee4868daa12ec5a7eda64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6850a972a0a868cb891a39024db84b6e9b95894ed2dee4868daa12ec5a7eda64", kill_on_drop: false }`
[INFO] [stdout] 6850a972a0a868cb891a39024db84b6e9b95894ed2dee4868daa12ec5a7eda64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 778e61f736348b72bef37d2d9b84b8709e03383aad6f33901e68fb668892646d
[INFO] running `Command { std: "docker" "start" "-a" "778e61f736348b72bef37d2d9b84b8709e03383aad6f33901e68fb668892646d", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stdout] 
[INFO] [stderr]  --> src/easy/a271.rs:3:9
[INFO] [stdout] running 11 tests
[INFO] [stderr]   |
[INFO] [stdout] test easy::a236::test::word_capitalize_test_1 ... ok
[INFO] [stderr] 3 |     let mut y = year;
[INFO] [stdout] test easy::a5::test::traffic_cost_test ... ok
[INFO] [stderr]   |         ----^
[INFO] [stdout] test easy::a281::test::word_capitalize_test_1 ... ok
[INFO] [stderr]   |         |
[INFO] [stdout] test easy::a344::test::magnets_test ... ok
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stdout] test easy::a263::test::beautiful_matrix_test ... ok
[INFO] [stderr]   |
[INFO] [stdout] test easy::a50::test::domino_pilling_test ... ok
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] test easy::a977::test::wrong_subtract_test ... ok
[INFO] [stderr] 
[INFO] [stdout] test easy::a112::test::peyta_string_test ... ok
[INFO] [stderr] warning: function `near_lucky_number` is never used
[INFO] [stdout] test easy::a734::test::wrong_subtract_test ... ok
[INFO] [stderr]  --> src/easy/a110.rs:1:8
[INFO] [stdout] test easy::a1::test::theater_squre_test ... ok
[INFO] [stderr]   |
[INFO] [stdout] test easy::a791::test::word_capitalize_test_1 ... FAILED
[INFO] [stderr] 1 | pub fn near_lucky_number() {
[INFO] [stdout] 
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] failures:
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] ---- easy::a791::test::word_capitalize_test_1 stdout ----
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: function `peyta_string_test` is never used
[INFO] [stdout] thread 'easy::a791::test::word_capitalize_test_1' panicked at src/easy/a791.rs:34:9:
[INFO] [stderr]   --> src/easy/a112.rs:13:8
[INFO] [stdout] assertion `left == right` failed
[INFO] [stderr]    |
[INFO] [stdout]   left: 6
[INFO] [stderr] 13 | pub fn peyta_string_test(){
[INFO] [stdout]  right: 5
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] stack backtrace:
[INFO] [stderr] 
[INFO] [stdout]    0:     0x5c81cfa68ec2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stderr] warning: function `insomnia` is never used
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]  --> src/easy/a148.rs:1:4
[INFO] [stdout]    1:     0x5c81cfa68ec2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stderr]   |
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr] 1 | fn insomnia(k: u64, l: u64, m: u64, n: u64, d: u64) -> u64 {
[INFO] [stdout]    2:     0x5c81cfa68ec2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr] 
[INFO] [stdout]    3:     0x5c81cfa68ec2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stderr] warning: function `insomnia_test` is never used
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]   --> src/easy/a148.rs:17:8
[INFO] [stdout]    4:     0x5c81cfa8e253 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stderr]    |
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr] 17 | pub fn insomnia_test() {
[INFO] [stdout]    5:     0x5c81cfa8e253 - core::fmt::write::h8a494366950f23bb
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr] 
[INFO] [stdout]    6:     0x5c81cfa65e43 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stderr] warning: function `next_round` is never used
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stderr]  --> src/easy/a158.rs:3:8
[INFO] [stdout]    7:     0x5c81cfa65e43 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stderr]   |
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stderr] 3 | pub fn next_round() {
[INFO] [stdout]    8:     0x5c81cfa68d12 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr] 
[INFO] [stdout]    9:     0x5c81cfa6a439 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stderr] warning: function `team` is never used
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stderr]  --> src/easy/a231.rs:2:8
[INFO] [stdout]   10:     0x5c81cfa6a26e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stderr]   |
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stderr] 2 | pub fn team(){
[INFO] [stdout]   11:     0x5c81cfa32844 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stderr]   |        ^^^^
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stderr] 
[INFO] [stdout]   12:     0x5c81cfa32844 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stderr] warning: function `boy_or_girl_test` is never used
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stderr]   --> src/easy/a236.rs:29:8
[INFO] [stdout]   13:     0x5c81cfa6ae0e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stderr]    |
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stderr] 29 | pub fn boy_or_girl_test() {
[INFO] [stdout]   14:     0x5c81cfa6ae0e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stderr] 
[INFO] [stdout]   15:     0x5c81cfa6abda - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stderr] warning: function `run_beautiful_matrix` is never used
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stderr]   --> src/easy/a263.rs:10:8
[INFO] [stdout]   16:     0x5c81cfa693b9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stderr]    |
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr] 10 | pub fn run_beautiful_matrix() {
[INFO] [stdout]   17:     0x5c81cfa6a86d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stderr] 
[INFO] [stdout]   18:     0x5c81cfa8cca0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stderr] warning: function `stones_on_table` is never used
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stderr]  --> src/easy/a266.rs:2:4
[INFO] [stdout]   19:     0x5c81cfa8cff3 - core::panicking::assert_failed_inner::h102b4539a88470c2
[INFO] [stderr]   |
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:448:17
[INFO] [stderr] 2 | fn stones_on_table(inp: String) -> usize {
[INFO] [stdout]   20:     0x5c81cfa8cf15 - core::panicking::assert_failed::h3047511b2b1d14a7
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:403:5
[INFO] [stderr] 
[INFO] [stdout]   21:     0x5c81cf9f8f12 - codeforce_problems::easy::a791::test::word_capitalize_test_1::h26ae7a688cfa41ef
[INFO] [stderr] warning: function `stones_on_table_test` is never used
[INFO] [stdout]                                at /opt/rustwide/workdir/src/easy/a791.rs:34:9
[INFO] [stderr]   --> src/easy/a266.rs:18:4
[INFO] [stdout]   22:     0x5c81cf9f8e17 - codeforce_problems::easy::a791::test::word_capitalize_test_1::{{closure}}::hdbeb66d872de2776
[INFO] [stderr]    |
[INFO] [stdout]                                at /opt/rustwide/workdir/src/easy/a791.rs:32:32
[INFO] [stderr] 18 | fn stones_on_table_test (){
[INFO] [stdout]   23:     0x5c81cf9f6196 - core::ops::function::FnOnce::call_once::h753a93d377396821
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stderr] 
[INFO] [stdout]   24:     0x5c81cfa380ab - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stderr] warning: function `word_capitalize_test` is never used
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stderr]   --> src/easy/a281.rs:11:8
[INFO] [stdout]   25:     0x5c81cfa380ab - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stderr]    |
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stderr] 11 | pub fn word_capitalize_test(){
[INFO] [stdout]   26:     0x5c81cfa371e5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stderr] 
[INFO] [stdout]   27:     0x5c81cfa371e5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stderr] warning: function `bit` is never used
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]  --> src/easy/a282.rs:3:8
[INFO] [stdout]   28:     0x5c81cfa371e5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stderr]   |
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stderr] 3 | pub fn bit(){
[INFO] [stdout]   29:     0x5c81cfa371e5 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stderr]   |        ^^^
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stderr] 
[INFO] [stdout]   30:     0x5c81cfa371e5 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stderr] warning: function `watermelon` is never used
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stderr]  --> src/easy/a4.rs:3:8
[INFO] [stdout]   31:     0x5c81cfa371e5 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stderr]   |
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stderr] 3 | pub fn watermelon() {
[INFO] [stdout]   32:     0x5c81cfa371e5 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stderr] 
[INFO] [stdout]   33:     0x5c81cf9fade4 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stderr] warning: function `traffic_cost_test` is never used
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stderr]   --> src/easy/a5.rs:20:8
[INFO] [stdout]   34:     0x5c81cf9fade4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stderr]    |
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stderr] 20 | pub fn traffic_cost_test() {
[INFO] [stdout]   35:     0x5c81cf9fe7ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stderr] 
[INFO] [stdout]   36:     0x5c81cf9fe7ba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stderr] warning: function `run_domino_pilling` is never used
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   --> src/easy/a50.rs:36:8
[INFO] [stdout]   37:     0x5c81cf9fe7ba - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stderr]    |
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stderr] 36 | pub fn run_domino_pilling() {
[INFO] [stdout]   38:     0x5c81cf9fe7ba - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stderr] 
[INFO] [stdout]   39:     0x5c81cf9fe7ba - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stderr] warning: function `elephant_move` is never used
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stderr]  --> src/easy/a617.rs:2:8
[INFO] [stdout]   40:     0x5c81cf9fe7ba - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stderr]   |
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stderr] 2 | pub fn elephant_move(to_pos: u64)-> u64{
[INFO] [stdout]   41:     0x5c81cf9fe7ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stderr] 
[INFO] [stdout]   42:     0x5c81cfa6dd8f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stderr] warning: function `elephant_move_test` is never used
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stderr]   --> src/easy/a617.rs:26:4
[INFO] [stdout]   43:     0x5c81cfa6dd8f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stderr]    |
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stderr] 26 | fn elephant_move_test(){
[INFO] [stdout]   44:     0x7fe0a2ef9aa4 - <unknown>
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   45:     0x7fe0a2f86a34 - clone
[INFO] [stderr] 
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stderr] warning: function `way_too_long` is never used
[INFO] [stdout] 
[INFO] [stderr]  --> src/easy/a71.rs:4:8
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] failures:
[INFO] [stderr] 4 | pub fn way_too_long(){
[INFO] [stdout]     easy::a791::test::word_capitalize_test_1
[INFO] [stderr]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: FAILED. 10 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stderr] warning: function `shrink` is never used
[INFO] [stdout] 
[INFO] [stderr]   --> src/easy/a71.rs:35:4
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn shrink(lg: &str, str_len: usize)-> String{
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `big_bro_test` is never used
[INFO] [stderr]   --> src/easy/a791.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn big_bro_test() {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `word` is never used
[INFO] [stderr]  --> src/easy/a546.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn word(inp: String) -> String {
[INFO] [stderr]   |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `word_test` is never used
[INFO] [stderr]   --> src/easy/a546.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub fn word_test() {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `soldier_and_banana` is never used
[INFO] [stderr]  --> src/easy/a59.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn soldier_and_banana(k:u64,n:u64,w:u64)-> u64{
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `soldier_and_banana_test` is never used
[INFO] [stderr]  --> src/easy/a59.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn soldier_and_banana_test(){
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `wrong_subtract_test` is never used
[INFO] [stderr]   --> src/easy/a977.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn wrong_subtract_test() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `anton_and_danik_test` is never used
[INFO] [stderr]   --> src/easy/a734.rs:27:4
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn anton_and_danik_test(){
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `OutIn` is never constructed
[INFO] [stderr]  --> src/easy/a116.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct OutIn(u32, u32);
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tram` is never used
[INFO] [stderr]  --> src/easy/a116.rs:6:4
[INFO] [stderr]   |
[INFO] [stderr] 6 | fn tram(out_in: Vec<OutIn> )-> u32 {
[INFO] [stderr]   |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tram_test` is never used
[INFO] [stderr]   --> src/easy/a116.rs:21:4
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn tram_test() {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `translation` is never used
[INFO] [stderr]  --> src/easy/a41.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn translation<'a>(s: &'a str, t: &'a str) -> &'a str {
[INFO] [stderr]   |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `translation_test` is never used
[INFO] [stderr]   --> src/easy/a41.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn translation_test() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_year_num_distinct` is never used
[INFO] [stderr]  --> src/easy/a271.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn is_year_num_distinct(year: u16) -> bool {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `beautiful_year_test` is never used
[INFO] [stderr]   --> src/easy/a271.rs:22:4
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn beautiful_year_test(){
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `vanya_and_fence` is never used
[INFO] [stderr]  --> src/easy/a677.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn vanya_and_fence(h: u16, heights: Vec<u16>) -> usize {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `vanya_and_fence_test` is never used
[INFO] [stderr]  --> src/easy/a677.rs:7:4
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn vanya_and_fence_test() {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `easy_problem` is never used
[INFO] [stderr]  --> src/easy/a1030.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn easy_problem<'a>(votes: Vec<u8>) -> &'a str {
[INFO] [stderr]   |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `easy_problem_test` is never used
[INFO] [stderr]  --> src/easy/a1030.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn easy_problem_test() {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `magnets_test` is never used
[INFO] [stderr]   --> src/easy/a344.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn magnets_test(){
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `george_and_accommodation` is never used
[INFO] [stderr]  --> src/easy/a467.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn george_and_accommodation() {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `present` is never used
[INFO] [stderr]  --> src/easy/a136.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn present(senders: Vec<u8>) -> String {
[INFO] [stderr]   |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `present_test` is never used
[INFO] [stderr]   --> src/easy/a136.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn present_test() {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `arrival_of_gen` is never used
[INFO] [stderr]  --> src/easy/a144.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |  fn arrival_of_gen(v: Vec<u8>) -> u32 {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `arrival_of_gen_test` is never used
[INFO] [stderr]   --> src/easy/a144.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn arrival_of_gen_test(){
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `horseshoe` is never used
[INFO] [stderr]  --> src/easy/a228.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn horseshoe(s1: u64, s2: u64, s3: u64, s4: u64) -> usize {
[INFO] [stderr]   |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `horseshoe_test` is never used
[INFO] [stderr]   --> src/easy/a228.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn horseshoe_test() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `ultra_fast_math` is never used
[INFO] [stderr]  --> src/easy/a61.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn ultra_fast_math(s1: &str, s2: &str) -> String {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `ultra_fast_math_test` is never used
[INFO] [stderr]   --> src/easy/a61.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn ultra_fast_math_test() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `hulk_test` is never used
[INFO] [stderr]  --> src/easy/a705.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn hulk_test() {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `hit_the_lottery` is never used
[INFO] [stderr]  --> src/easy/a996.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn hit_the_lottery(money: u64)-> u64{
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `hit_the_lottery_test` is never used
[INFO] [stderr]   --> src/easy/a996.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn hit_the_lottery_test(){
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `peyta_and_football` is never used
[INFO] [stderr]  --> src/easy/a96.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn peyta_and_football(gp: &str)-> bool {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `peyta_and_football_test` is never used
[INFO] [stderr]   --> src/easy/a96.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn peyta_and_football_test(){
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `twins` is never used
[INFO] [stderr]  --> src/easy/a160.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn twins(mut coins: Vec<u32>) -> u32 {
[INFO] [stderr]   |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `twins_test` is never used
[INFO] [stderr]   --> src/easy/a160.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn twins_test() {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `even_odds` is never used
[INFO] [stderr]  --> src/easy/a318.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn even_odds(n: u64, k: u64) -> u64 {
[INFO] [stderr]   |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `even_odds_test` is never used
[INFO] [stderr]   --> src/easy/a318.rs:19:4
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn even_odds_test() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `anton_and_letters` is never used
[INFO] [stderr]  --> src/easy/a443.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn anton_and_letters(f_set: &str) -> usize {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `anton_and_letters_test` is never used
[INFO] [stderr]   --> src/easy/a443.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn anton_and_letters_test() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `queue_at_school` is never used
[INFO] [stderr]  --> src/easy_b/b266.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn queue_at_school(inp: String, sec: u16) -> String {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `queue_at_school_test` is never used
[INFO] [stderr]   --> src/easy_b/b266.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub fn queue_at_school_test() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `ASCII_a` should have an upper case name
[INFO] [stderr]  --> src/easy/a236.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | static ASCII_a: u8 = b'a';
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] help: convert the identifier to upper case
[INFO] [stderr]   |
[INFO] [stderr] 2 - static ASCII_a: u8 = b'a';
[INFO] [stderr] 2 + static ASCII_A: u8 = b'a';
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `codeforce_problems` (bin "codeforce_problems" test) generated 62 warnings (run `cargo fix --bin "codeforce_problems" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/codeforce_problems-4ea318972cb9b243)
[INFO] [stderr] error: test failed, to rerun pass `--bin codeforce_problems`
[INFO] running `Command { std: "docker" "inspect" "778e61f736348b72bef37d2d9b84b8709e03383aad6f33901e68fb668892646d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "778e61f736348b72bef37d2d9b84b8709e03383aad6f33901e68fb668892646d", kill_on_drop: false }`
[INFO] [stdout] 778e61f736348b72bef37d2d9b84b8709e03383aad6f33901e68fb668892646d
