[INFO] cloning repository https://github.com/Zokol/overlapping-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Zokol/overlapping-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZokol%2Foverlapping-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZokol%2Foverlapping-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d9341d4ca0dccf343dc3fbb2fffbd63a090e4e97 [INFO] testing Zokol/overlapping-rust against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZokol%2Foverlapping-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Zokol/overlapping-rust [INFO] finished tweaking git repo https://github.com/Zokol/overlapping-rust [INFO] tweaked toml for git repo https://github.com/Zokol/overlapping-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Zokol/overlapping-rust on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Zokol/overlapping-rust 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded errno-dragonfly v0.1.2 [INFO] [stderr] Downloaded is-terminal v0.4.9 [INFO] [stderr] Downloaded hermit-abi v0.3.2 [INFO] [stderr] Downloaded colored v2.0.4 [INFO] [stderr] Downloaded cc v1.0.83 [INFO] [stderr] Downloaded bitflags v2.4.0 [INFO] [stderr] Downloaded errno v0.3.2 [INFO] [stderr] Downloaded rustix v0.38.9 [INFO] [stderr] Downloaded libc v0.2.147 [INFO] [stderr] Downloaded linux-raw-sys v0.4.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8bec3211010a35833dd5feba7f9f9039f705e528384b70d023bf1f3fc7241ec6 [INFO] running `Command { std: "docker" "start" "-a" "8bec3211010a35833dd5feba7f9f9039f705e528384b70d023bf1f3fc7241ec6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8bec3211010a35833dd5feba7f9f9039f705e528384b70d023bf1f3fc7241ec6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8bec3211010a35833dd5feba7f9f9039f705e528384b70d023bf1f3fc7241ec6", kill_on_drop: false }` [INFO] [stdout] 8bec3211010a35833dd5feba7f9f9039f705e528384b70d023bf1f3fc7241ec6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 55a9ab2825e5f68cb9ebc86106bf60a090b763764d55c58dc84e97e9355c6303 [INFO] running `Command { std: "docker" "start" "-a" "55a9ab2825e5f68cb9ebc86106bf60a090b763764d55c58dc84e97e9355c6303", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.9 [INFO] [stderr] Compiling linux-raw-sys v0.4.5 [INFO] [stderr] Compiling bitflags v2.4.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling is-terminal v0.4.9 [INFO] [stderr] Compiling colored v2.0.4 [INFO] [stderr] Compiling overlapping-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:95:15 [INFO] [stdout] | [INFO] [stdout] 95 | if(permutation.2.len() == 0) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 95 - if(permutation.2.len() == 0) { [INFO] [stdout] 95 + if permutation.2.len() == 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:100:15 [INFO] [stdout] | [INFO] [stdout] 100 | if(permutation.0.eq(next_word) && !used_words.contains(&permutation.1)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 100 - if(permutation.0.eq(next_word) && !used_words.contains(&permutation.1)) { [INFO] [stdout] 100 + if permutation.0.eq(next_word) && !used_words.contains(&permutation.1) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:112:11 [INFO] [stdout] | [INFO] [stdout] 112 | if(cannot_find_next_word) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 112 - if(cannot_find_next_word) { [INFO] [stdout] 112 + if cannot_find_next_word { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:116:7 [INFO] [stdout] | [INFO] [stdout] 116 | if(!cannot_find_next_word) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 116 - if(!cannot_find_next_word) { [INFO] [stdout] 116 + if !cannot_find_next_word { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ops::RangeBounds` [INFO] [stdout] --> src/main.rs:12:44 [INFO] [stdout] | [INFO] [stdout] 12 | use std::{collections::{HashMap, HashSet}, ops::RangeBounds}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_compressed` is never used [INFO] [stdout] --> src/main.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn print_compressed(permutations: &Permutations) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_overlap` is never used [INFO] [stdout] --> src/main.rs:161:4 [INFO] [stdout] | [INFO] [stdout] 161 | fn print_overlap(word1: &str, word2: &str, overlap_range: Range) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:80:53 [INFO] [stdout] | [INFO] [stdout] 80 | let mut next_word = best_starting_word.0.clone().clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:80:45 [INFO] [stdout] | [INFO] [stdout] 80 | let mut next_word = best_starting_word.0.clone().clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/main.rs:126:55 [INFO] [stdout] | [INFO] [stdout] 126 | fn score_overlaps<'a>(word_list: &'a Vec<&'a str>) -> Permutations { [INFO] [stdout] | -- -- ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the lifetime is named here [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 126 | fn score_overlaps<'a>(word_list: &'a Vec<&'a str>) -> Permutations<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.84s [INFO] running `Command { std: "docker" "inspect" "55a9ab2825e5f68cb9ebc86106bf60a090b763764d55c58dc84e97e9355c6303", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55a9ab2825e5f68cb9ebc86106bf60a090b763764d55c58dc84e97e9355c6303", kill_on_drop: false }` [INFO] [stdout] 55a9ab2825e5f68cb9ebc86106bf60a090b763764d55c58dc84e97e9355c6303 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 62971782bfcd6ef17fa3fa133ca17a0f61ac2d927a934bd6745f5c2b093eb474 [INFO] running `Command { std: "docker" "start" "-a" "62971782bfcd6ef17fa3fa133ca17a0f61ac2d927a934bd6745f5c2b093eb474", kill_on_drop: false }` [INFO] [stderr] Compiling overlapping-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:95:15 [INFO] [stdout] | [INFO] [stdout] 95 | if(permutation.2.len() == 0) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 95 - if(permutation.2.len() == 0) { [INFO] [stdout] 95 + if permutation.2.len() == 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:100:15 [INFO] [stdout] | [INFO] [stdout] 100 | if(permutation.0.eq(next_word) && !used_words.contains(&permutation.1)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 100 - if(permutation.0.eq(next_word) && !used_words.contains(&permutation.1)) { [INFO] [stdout] 100 + if permutation.0.eq(next_word) && !used_words.contains(&permutation.1) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:112:11 [INFO] [stdout] | [INFO] [stdout] 112 | if(cannot_find_next_word) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 112 - if(cannot_find_next_word) { [INFO] [stdout] 112 + if cannot_find_next_word { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:116:7 [INFO] [stdout] | [INFO] [stdout] 116 | if(!cannot_find_next_word) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 116 - if(!cannot_find_next_word) { [INFO] [stdout] 116 + if !cannot_find_next_word { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ops::RangeBounds` [INFO] [stdout] --> src/main.rs:12:44 [INFO] [stdout] | [INFO] [stdout] 12 | use std::{collections::{HashMap, HashSet}, ops::RangeBounds}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_overlap` is never used [INFO] [stdout] --> src/main.rs:161:4 [INFO] [stdout] | [INFO] [stdout] 161 | fn print_overlap(word1: &str, word2: &str, overlap_range: Range) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:80:53 [INFO] [stdout] | [INFO] [stdout] 80 | let mut next_word = best_starting_word.0.clone().clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:80:45 [INFO] [stdout] | [INFO] [stdout] 80 | let mut next_word = best_starting_word.0.clone().clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/main.rs:126:55 [INFO] [stdout] | [INFO] [stdout] 126 | fn score_overlaps<'a>(word_list: &'a Vec<&'a str>) -> Permutations { [INFO] [stdout] | -- -- ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the lifetime is named here [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 126 | fn score_overlaps<'a>(word_list: &'a Vec<&'a str>) -> Permutations<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "62971782bfcd6ef17fa3fa133ca17a0f61ac2d927a934bd6745f5c2b093eb474", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62971782bfcd6ef17fa3fa133ca17a0f61ac2d927a934bd6745f5c2b093eb474", kill_on_drop: false }` [INFO] [stdout] 62971782bfcd6ef17fa3fa133ca17a0f61ac2d927a934bd6745f5c2b093eb474 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bead0433eadd8e83805a2aaebe717994d36c2ce41fd69a2dab9d963cce8a564c [INFO] running `Command { std: "docker" "start" "-a" "bead0433eadd8e83805a2aaebe717994d36c2ce41fd69a2dab9d963cce8a564c", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:95:15 [INFO] [stderr] | [INFO] [stderr] 95 | if(permutation.2.len() == 0) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 95 - if(permutation.2.len() == 0) { [INFO] [stderr] 95 + if permutation.2.len() == 0 { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:100:15 [INFO] [stderr] | [INFO] [stderr] 100 | if(permutation.0.eq(next_word) && !used_words.contains(&permutation.1)) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 100 - if(permutation.0.eq(next_word) && !used_words.contains(&permutation.1)) { [INFO] [stderr] 100 + if permutation.0.eq(next_word) && !used_words.contains(&permutation.1) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:112:11 [INFO] [stderr] | [INFO] [stderr] 112 | if(cannot_find_next_word) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 112 - if(cannot_find_next_word) { [INFO] [stderr] 112 + if cannot_find_next_word { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:116:7 [INFO] [stderr] | [INFO] [stderr] 116 | if(!cannot_find_next_word) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 116 - if(!cannot_find_next_word) { [INFO] [stderr] 116 + if !cannot_find_next_word { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused import: `ops::RangeBounds` [INFO] [stderr] --> src/main.rs:12:44 [INFO] [stderr] | [INFO] [stderr] 12 | use std::{collections::{HashMap, HashSet}, ops::RangeBounds}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `print_overlap` is never used [INFO] [stderr] --> src/main.rs:161:4 [INFO] [stderr] | [INFO] [stderr] 161 | fn print_overlap(word1: &str, word2: &str, overlap_range: Range) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stderr] --> src/main.rs:80:53 [INFO] [stderr] | [INFO] [stderr] 80 | let mut next_word = best_starting_word.0.clone().clone(); [INFO] [stderr] | ^^^^^^^^ help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stderr] = note: `#[warn(noop_method_call)]` on by default [INFO] [stderr] [INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stderr] --> src/main.rs:80:45 [INFO] [stderr] | [INFO] [stderr] 80 | let mut next_word = best_starting_word.0.clone().clone(); [INFO] [stderr] | ^^^^^^^^ help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stderr] --> src/main.rs:126:55 [INFO] [stderr] | [INFO] [stderr] 126 | fn score_overlaps<'a>(word_list: &'a Vec<&'a str>) -> Permutations { [INFO] [stderr] | -- -- ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | | [INFO] [stderr] | | the lifetime is named here [INFO] [stderr] | the lifetime is named here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: consistently use `'a` [INFO] [stderr] | [INFO] [stderr] 126 | fn score_overlaps<'a>(word_list: &'a Vec<&'a str>) -> Permutations<'a> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `overlapping-rust` (bin "overlapping-rust" test) generated 9 warnings (run `cargo fix --bin "overlapping-rust" --tests` to apply 7 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/overlapping_rust-6f5df57b4660829c) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test::test_find_overlap ... ok [INFO] [stdout] test test::integration_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "bead0433eadd8e83805a2aaebe717994d36c2ce41fd69a2dab9d963cce8a564c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bead0433eadd8e83805a2aaebe717994d36c2ce41fd69a2dab9d963cce8a564c", kill_on_drop: false }` [INFO] [stdout] bead0433eadd8e83805a2aaebe717994d36c2ce41fd69a2dab9d963cce8a564c