[INFO] cloning repository https://github.com/is191021/Codewars [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/is191021/Codewars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fis191021%2FCodewars", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fis191021%2FCodewars'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fdafd8f8f29c54d85414b4258de9dab759cc3208 [INFO] checking is191021/Codewars against try#2b43d8e161cfe46fae25518efb124c3c1d0fa392 for pr-145604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fis191021%2FCodewars" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/is191021/Codewars [INFO] finished tweaking git repo https://github.com/is191021/Codewars [INFO] tweaked toml for git repo https://github.com/is191021/Codewars written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/is191021/Codewars on toolchain 2b43d8e161cfe46fae25518efb124c3c1d0fa392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b43d8e161cfe46fae25518efb124c3c1d0fa392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/is191021/Codewars 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" "+2b43d8e161cfe46fae25518efb124c3c1d0fa392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+2b43d8e161cfe46fae25518efb124c3c1d0fa392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 67a7a6619d6ada9b160d3a772dbd492276207f202ffa407f1dffa7dcd8285795 [INFO] running `Command { std: "docker" "start" "-a" "67a7a6619d6ada9b160d3a772dbd492276207f202ffa407f1dffa7dcd8285795", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "67a7a6619d6ada9b160d3a772dbd492276207f202ffa407f1dffa7dcd8285795", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67a7a6619d6ada9b160d3a772dbd492276207f202ffa407f1dffa7dcd8285795", kill_on_drop: false }` [INFO] [stdout] 67a7a6619d6ada9b160d3a772dbd492276207f202ffa407f1dffa7dcd8285795 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+2b43d8e161cfe46fae25518efb124c3c1d0fa392" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 30d12b2955c784cae786d6654600eb4a705486d59fbc0aa5c3e8f62f554456d9 [INFO] running `Command { std: "docker" "start" "-a" "30d12b2955c784cae786d6654600eb4a705486d59fbc0aa5c3e8f62f554456d9", kill_on_drop: false }` [INFO] [stderr] Checking codewars v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `East`, `North`, `South`, and `West` [INFO] [stdout] --> src/main.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::Direction::{North, South, East, West}; [INFO] [stdout] | ^^^^^ ^^^^^ ^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/main.rs:97:27 [INFO] [stdout] | [INFO] [stdout] 97 | fn helper (h: u64) -> Vec<(u64)>{ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 97 - fn helper (h: u64) -> Vec<(u64)>{ [INFO] [stdout] 97 + fn helper (h: u64) -> Vec{ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:122:11 [INFO] [stdout] | [INFO] [stdout] 122 | if(h == 0){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 122 - if(h == 0){ [INFO] [stdout] 122 + if h == 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:129:7 [INFO] [stdout] | [INFO] [stdout] 129 | if(h != 0){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 129 - if(h != 0){ [INFO] [stdout] 129 + if h != 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:144:11 [INFO] [stdout] | [INFO] [stdout] 144 | if(word.len() != words[ii].len()){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 144 - if(word.len() != words[ii].len()){ [INFO] [stdout] 144 + if word.len() != words[ii].len() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:148:14 [INFO] [stdout] | [INFO] [stdout] 148 | ... if(word.chars().filter(|x| *x==word.chars().nth(jj).unwrap()).count() != words[ii].chars().filter(|x| *x==word.chars().nth(jj).unwrap()).count()){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 148 - if(word.chars().filter(|x| *x==word.chars().nth(jj).unwrap()).count() != words[ii].chars().filter(|x| *x==word.chars().nth(jj).unwrap()).count()){ [INFO] [stdout] 148 + if word.chars().filter(|x| *x==word.chars().nth(jj).unwrap()).count() != words[ii].chars().filter(|x| *x==word.chars().nth(jj).unwrap()).count() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:223:7 [INFO] [stdout] | [INFO] [stdout] 223 | if(!str.is_empty()){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 223 - if(!str.is_empty()){ [INFO] [stdout] 223 + if !str.is_empty() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `East`, `North`, `South`, and `West` [INFO] [stdout] --> src/main.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::Direction::{North, South, East, West}; [INFO] [stdout] | ^^^^^ ^^^^^ ^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/main.rs:97:27 [INFO] [stdout] | [INFO] [stdout] 97 | fn helper (h: u64) -> Vec<(u64)>{ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 97 - fn helper (h: u64) -> Vec<(u64)>{ [INFO] [stdout] 97 + fn helper (h: u64) -> Vec{ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:122:11 [INFO] [stdout] | [INFO] [stdout] 122 | if(h == 0){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 122 - if(h == 0){ [INFO] [stdout] 122 + if h == 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:129:7 [INFO] [stdout] | [INFO] [stdout] 129 | if(h != 0){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 129 - if(h != 0){ [INFO] [stdout] 129 + if h != 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:144:11 [INFO] [stdout] | [INFO] [stdout] 144 | if(word.len() != words[ii].len()){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 144 - if(word.len() != words[ii].len()){ [INFO] [stdout] 144 + if word.len() != words[ii].len() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:148:14 [INFO] [stdout] | [INFO] [stdout] 148 | ... if(word.chars().filter(|x| *x==word.chars().nth(jj).unwrap()).count() != words[ii].chars().filter(|x| *x==word.chars().nth(jj).unwrap()).count()){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 148 - if(word.chars().filter(|x| *x==word.chars().nth(jj).unwrap()).count() != words[ii].chars().filter(|x| *x==word.chars().nth(jj).unwrap()).count()){ [INFO] [stdout] 148 + if word.chars().filter(|x| *x==word.chars().nth(jj).unwrap()).count() != words[ii].chars().filter(|x| *x==word.chars().nth(jj).unwrap()).count() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:223:7 [INFO] [stdout] | [INFO] [stdout] 223 | if(!str.is_empty()){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 223 - if(!str.is_empty()){ [INFO] [stdout] 223 + if !str.is_empty() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | let mut print :Vec = s.chars().collect(); [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: value assigned to `square` is never read [INFO] [stdout] --> src/main.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let mut square :Vec = vec![]; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ii` [INFO] [stdout] --> src/main.rs:132:13 [INFO] [stdout] | [INFO] [stdout] 132 | for ii in 0..3{ [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ii` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `check` is never read [INFO] [stdout] --> src/main.rs:141:13 [INFO] [stdout] | [INFO] [stdout] 141 | let mut check =true; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | let mut print :Vec = s.chars().collect(); [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: value assigned to `square` is never read [INFO] [stdout] --> src/main.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let mut square :Vec = vec![]; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ii` [INFO] [stdout] --> src/main.rs:132:13 [INFO] [stdout] | [INFO] [stdout] 132 | for ii in 0..3{ [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ii` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `check` is never read [INFO] [stdout] --> src/main.rs:141:13 [INFO] [stdout] | [INFO] [stdout] 141 | let mut check =true; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ii` [INFO] [stdout] --> src/main.rs:312:9 [INFO] [stdout] | [INFO] [stdout] 312 | for ii in 1..n { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ii` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ii` [INFO] [stdout] --> src/main.rs:312:9 [INFO] [stdout] | [INFO] [stdout] 312 | for ii in 1..n { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ii` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `dna_strand` is never used [INFO] [stdout] --> src/main.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn dna_strand(dna: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `printer_error` is never used [INFO] [stdout] --> src/main.rs:53:4 [INFO] [stdout] | [INFO] [stdout] 53 | fn printer_error(s: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `delete_nth` is never used [INFO] [stdout] --> src/main.rs:69:4 [INFO] [stdout] | [INFO] [stdout] 69 | fn delete_nth(lst: &[u8], n: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `list_squared` is never used [INFO] [stdout] --> src/main.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn list_squared(m: u64, n: u64) -> Vec<(u64, u64)> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `helper` is never used [INFO] [stdout] --> src/main.rs:97:4 [INFO] [stdout] | [INFO] [stdout] 97 | fn helper (h: u64) -> Vec<(u64)>{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `expanded_form` is never used [INFO] [stdout] --> src/main.rs:110:4 [INFO] [stdout] | [INFO] [stdout] 110 | fn expanded_form(n: u64) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `anagrams` is never used [INFO] [stdout] --> src/main.rs:139:4 [INFO] [stdout] | [INFO] [stdout] 139 | fn anagrams(word: &str, words: &[String]) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum_pairs` is never used [INFO] [stdout] --> src/main.rs:160:4 [INFO] [stdout] | [INFO] [stdout] 160 | fn sum_pairs(ints: &[i8], s: i8) -> Option<(i8, i8)> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `gap` is never used [INFO] [stdout] --> src/main.rs:182:4 [INFO] [stdout] | [INFO] [stdout] 182 | fn gap(g: i32, m: u64, n: u64) -> Option<(u64, u64)> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `primechecker` is never used [INFO] [stdout] --> src/main.rs:201:4 [INFO] [stdout] | [INFO] [stdout] 201 | fn primechecker(m: u64) -> bool{ [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `order` is never used [INFO] [stdout] --> src/main.rs:210:4 [INFO] [stdout] | [INFO] [stdout] 210 | fn order(sentence: &str) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Direction` is never used [INFO] [stdout] --> src/main.rs:230:6 [INFO] [stdout] | [INFO] [stdout] 230 | enum Direction { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `dir_reduc` is never used [INFO] [stdout] --> src/main.rs:237:4 [INFO] [stdout] | [INFO] [stdout] 237 | fn dir_reduc(arr: &[Direction]) -> Vec { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `song_decoder` is never used [INFO] [stdout] --> src/main.rs:259:4 [INFO] [stdout] | [INFO] [stdout] 259 | fn song_decoder(song: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `play_pass` is never used [INFO] [stdout] --> src/main.rs:286:4 [INFO] [stdout] | [INFO] [stdout] 286 | fn play_pass(s: &str, n: u32) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `shift_help` is never used [INFO] [stdout] --> src/main.rs:299:4 [INFO] [stdout] | [INFO] [stdout] 299 | fn shift_help(s: char, n: u32) -> char{ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `perimeter` is never used [INFO] [stdout] --> src/main.rs:309:4 [INFO] [stdout] | [INFO] [stdout] 309 | fn perimeter(n: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `dsum` is never used [INFO] [stdout] --> src/main.rs:318:4 [INFO] [stdout] | [INFO] [stdout] 318 | fn dsum(mut n: u64) -> u64 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `next_smaller_number` is never used [INFO] [stdout] --> src/main.rs:327:4 [INFO] [stdout] | [INFO] [stdout] 327 | fn next_smaller_number(n: u64) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `rot13` is never used [INFO] [stdout] --> src/main.rs:363:4 [INFO] [stdout] | [INFO] [stdout] 363 | fn rot13(message: &str) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Name` is never used [INFO] [stdout] --> src/main.rs:378:6 [INFO] [stdout] | [INFO] [stdout] 378 | enum Name { Sheldon, Leonard, Penny, Rajesh, Howard } [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Names` is never used [INFO] [stdout] --> src/main.rs:381:6 [INFO] [stdout] | [INFO] [stdout] 381 | type Names = Vec; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `who_is_next` is never used [INFO] [stdout] --> src/main.rs:384:4 [INFO] [stdout] | [INFO] [stdout] 384 | fn who_is_next(names: &Names, n: usize) -> Name { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `josephus_survivor` is never used [INFO] [stdout] --> src/main.rs:396:4 [INFO] [stdout] | [INFO] [stdout] 396 | fn josephus_survivor(n: i32, k: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `newMessage` should have a snake case name [INFO] [stdout] --> src/main.rs:364:13 [INFO] [stdout] | [INFO] [stdout] 364 | let mut newMessage = "".to_string(); [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `new_message` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `dna_strand` is never used [INFO] [stdout] --> src/main.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn dna_strand(dna: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `codewars` (bin "codewars" test); 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to parse process output: `/opt/rustwide/rustup-home/toolchains/2b43d8e161cfe46fae25518efb124c3c1d0fa392/bin/rustc --crate-name codewars --edition=2018 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=3db9421aa6ccbfba -C extra-filename=-75a7470487cdd51e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 0) [INFO] running `Command { std: "docker" "inspect" "30d12b2955c784cae786d6654600eb4a705486d59fbc0aa5c3e8f62f554456d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30d12b2955c784cae786d6654600eb4a705486d59fbc0aa5c3e8f62f554456d9", kill_on_drop: false }` [INFO] [stdout] 30d12b2955c784cae786d6654600eb4a705486d59fbc0aa5c3e8f62f554456d9