[INFO] cloning repository https://github.com/dajinchu/boggle [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dajinchu/boggle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdajinchu%2Fboggle", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdajinchu%2Fboggle'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d74f689c074b6440704c1958596777ba9ad7ac6c [INFO] testing dajinchu/boggle against master#61223975d46f794466efa832bc7562b9707ecc46+rustflags=-Copt-level=3 for pr-121282 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdajinchu%2Fboggle" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dajinchu/boggle on toolchain 61223975d46f794466efa832bc7562b9707ecc46 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dajinchu/boggle [INFO] finished tweaking git repo https://github.com/dajinchu/boggle [INFO] tweaked toml for git repo https://github.com/dajinchu/boggle written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/dajinchu/boggle 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" "+61223975d46f794466efa832bc7562b9707ecc46" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded yada v0.5.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2d8db60a7f83fed0a6d45a83ee779acb47f1c407bb082b5adefe75d496471082 [INFO] running `Command { std: "docker" "start" "-a" "2d8db60a7f83fed0a6d45a83ee779acb47f1c407bb082b5adefe75d496471082", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2d8db60a7f83fed0a6d45a83ee779acb47f1c407bb082b5adefe75d496471082", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d8db60a7f83fed0a6d45a83ee779acb47f1c407bb082b5adefe75d496471082", kill_on_drop: false }` [INFO] [stdout] 2d8db60a7f83fed0a6d45a83ee779acb47f1c407bb082b5adefe75d496471082 [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=forbid -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8705ba21860c415218a913e289e8f5d5c2e0a5093ed461ca38402166d71557b7 [INFO] running `Command { std: "docker" "start" "-a" "8705ba21860c415218a913e289e8f5d5c2e0a5093ed461ca38402166d71557b7", kill_on_drop: false }` [INFO] [stderr] Compiling smallvec v1.8.0 [INFO] [stderr] Compiling endian-type v0.1.2 [INFO] [stderr] Compiling typed-arena v2.0.1 [INFO] [stderr] Compiling yada v0.5.0 [INFO] [stderr] Compiling nibble_vec v0.1.0 [INFO] [stderr] Compiling radix_trie v0.2.1 [INFO] [stderr] Compiling boggle v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::Trie` [INFO] [stdout] --> src/word_dict/radix_lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use super::Trie; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> src/word_dict/yada.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::Trie` [INFO] [stdout] --> src/word_dict/yada.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use super::Trie; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::word_dict::Trie` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::word_dict::Trie; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::word_dict::hashmap::TrieHashMap` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use crate::word_dict::hashmap::TrieHashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::word_dict::linkedlist::TrieLinkedList` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::word_dict::linkedlist::TrieLinkedList; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `debug` [INFO] [stdout] --> src/word_dict/linkedlist.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | let debug = word.starts_with("spoon"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/word_dict/linkedlist.rs:58:25 [INFO] [stdout] | [INFO] [stdout] 58 | while let Some((i, c)) = chars.next() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/word_dict/radix_lib.rs:13:18 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn blank(c: char) -> TrieRadix { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `blank`, `from_file`, and `add_word` are never used [INFO] [stdout] --> src/word_dict/hashmap.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl TrieHashMap { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 14 | pub fn blank() -> TrieHashMap { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn from_file(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | fn add_word(&mut self, word: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `blank`, `from_file`, and `add_word` are never used [INFO] [stdout] --> src/word_dict/linkedlist.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 34 | impl TrieLinkedList { [INFO] [stdout] | ------------------- associated items in this implementation [INFO] [stdout] 35 | pub fn blank<'a>(c: char) -> TrieLinkedList { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub fn from_file(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | fn add_word(&mut self, word: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `blank`, `from_file`, and `add_word` are never used [INFO] [stdout] --> src/word_dict/vec.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl TrieVec { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] 16 | pub fn blank() -> TrieVec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn from_file(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | fn add_word(&mut self, word: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TrieNaive` is never constructed [INFO] [stdout] --> src/word_dict/naive.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct TrieNaive { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TrieNaive` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `blank`, `from_file`, `add_word`, `is_word`, and `is_prefix` are never used [INFO] [stdout] --> src/word_dict/naive.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl TrieNaive { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 12 | pub fn blank() -> TrieNaive { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | pub fn from_file(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | fn add_word(&mut self, word: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn is_word(&self, word: &str) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn is_prefix(&self, word: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TrieRadix` is never constructed [INFO] [stdout] --> src/word_dict/radix_lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct TrieRadix { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TrieRadix` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `blank`, `from_file`, and `add_word` are never used [INFO] [stdout] --> src/word_dict/radix_lib.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl TrieRadix { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 13 | pub fn blank(c: char) -> TrieRadix { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | pub fn from_file(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | fn add_word(&mut self, word: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TrieYada` is never constructed [INFO] [stdout] --> src/word_dict/yada.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct TrieYada { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `from_file` and `from_words` are never used [INFO] [stdout] --> src/word_dict/yada.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl TrieYada { [INFO] [stdout] | ------------- associated functions in this implementation [INFO] [stdout] 15 | pub fn from_file(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | fn from_words(words: Vec) -> TrieYada { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.74s [INFO] running `Command { std: "docker" "inspect" "8705ba21860c415218a913e289e8f5d5c2e0a5093ed461ca38402166d71557b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8705ba21860c415218a913e289e8f5d5c2e0a5093ed461ca38402166d71557b7", kill_on_drop: false }` [INFO] [stdout] 8705ba21860c415218a913e289e8f5d5c2e0a5093ed461ca38402166d71557b7 [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=forbid -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3cdbc29fa7d95ec1394982fea089931776b96d288893b6ffa6717c64ffdbcb96 [INFO] running `Command { std: "docker" "start" "-a" "3cdbc29fa7d95ec1394982fea089931776b96d288893b6ffa6717c64ffdbcb96", kill_on_drop: false }` [INFO] [stderr] Compiling boggle v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `linkedlist::TrieLinkedList` [INFO] [stdout] --> src/solver.rs:107:28 [INFO] [stdout] | [INFO] [stdout] 107 | use crate::word_dict::{linkedlist::TrieLinkedList, linkedlist_typedarena::TrieLinkedListArena}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::Trie` [INFO] [stdout] --> src/word_dict/radix_lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use super::Trie; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> src/word_dict/yada.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::Trie` [INFO] [stdout] --> src/word_dict/yada.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use super::Trie; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::word_dict::Trie` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::word_dict::Trie; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::word_dict::hashmap::TrieHashMap` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use crate::word_dict::hashmap::TrieHashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::word_dict::linkedlist::TrieLinkedList` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::word_dict::linkedlist::TrieLinkedList; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `debug` [INFO] [stdout] --> src/word_dict/linkedlist.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | let debug = word.starts_with("spoon"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/word_dict/linkedlist.rs:58:25 [INFO] [stdout] | [INFO] [stdout] 58 | while let Some((i, c)) = chars.next() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/word_dict/linkedlist.rs:161:17 [INFO] [stdout] | [INFO] [stdout] 161 | let mut count = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/word_dict/linkedlist.rs:161:13 [INFO] [stdout] | [INFO] [stdout] 161 | let mut count = 0; [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: variable does not need to be mutable [INFO] [stdout] --> src/word_dict/linkedlist_typedarena.rs:157:13 [INFO] [stdout] | [INFO] [stdout] 157 | let mut dict = TrieLinkedListArena::blank(' '); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/word_dict/radix_lib.rs:13:18 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn blank(c: char) -> TrieRadix { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/word_dict/radix_lib.rs:88:17 [INFO] [stdout] | [INFO] [stdout] 88 | let mut count = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/word_dict/radix_lib.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let mut count = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dict` [INFO] [stdout] --> src/word_dict/yada.rs:63:17 [INFO] [stdout] | [INFO] [stdout] 63 | let mut dict = TrieYada::from_words( [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dict` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/word_dict/yada.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | let mut dict = TrieYada::from_words( [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/word_dict/yada.rs:93:17 [INFO] [stdout] | [INFO] [stdout] 93 | let mut count = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/word_dict/yada.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut count = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TrieNaive` is never constructed [INFO] [stdout] --> src/word_dict/naive.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct TrieNaive { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TrieNaive` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `blank`, `from_file`, `add_word`, `is_word`, and `is_prefix` are never used [INFO] [stdout] --> src/word_dict/naive.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl TrieNaive { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 12 | pub fn blank() -> TrieNaive { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | pub fn from_file(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | fn add_word(&mut self, word: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn is_word(&self, word: &str) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn is_prefix(&self, word: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `trie` is never read [INFO] [stdout] --> src/word_dict/yada.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct TrieYada { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 11 | trie: yada::DoubleArray>, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.09s [INFO] running `Command { std: "docker" "inspect" "3cdbc29fa7d95ec1394982fea089931776b96d288893b6ffa6717c64ffdbcb96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cdbc29fa7d95ec1394982fea089931776b96d288893b6ffa6717c64ffdbcb96", kill_on_drop: false }` [INFO] [stdout] 3cdbc29fa7d95ec1394982fea089931776b96d288893b6ffa6717c64ffdbcb96 [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=forbid -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ca32146ba2505a6af7cd131c0a55849687907200de6d847f2e0b6a13026efbff [INFO] running `Command { std: "docker" "start" "-a" "ca32146ba2505a6af7cd131c0a55849687907200de6d847f2e0b6a13026efbff", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `linkedlist::TrieLinkedList` [INFO] [stderr] --> src/solver.rs:107:28 [INFO] [stderr] | [INFO] [stderr] 107 | use crate::word_dict::{linkedlist::TrieLinkedList, linkedlist_typedarena::TrieLinkedListArena}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::Trie` [INFO] [stderr] --> src/word_dict/radix_lib.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use super::Trie; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt::Debug` [INFO] [stderr] --> src/word_dict/yada.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fmt::Debug; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::Trie` [INFO] [stderr] --> src/word_dict/yada.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use super::Trie; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::word_dict::Trie` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use crate::word_dict::Trie; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::word_dict::hashmap::TrieHashMap` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use crate::word_dict::hashmap::TrieHashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::word_dict::linkedlist::TrieLinkedList` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use crate::word_dict::linkedlist::TrieLinkedList; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `debug` [INFO] [stderr] --> src/word_dict/linkedlist.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | let debug = word.starts_with("spoon"); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/word_dict/linkedlist.rs:58:25 [INFO] [stderr] | [INFO] [stderr] 58 | while let Some((i, c)) = chars.next() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/word_dict/linkedlist.rs:161:17 [INFO] [stderr] | [INFO] [stderr] 161 | let mut count = 0; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/word_dict/linkedlist.rs:161:13 [INFO] [stderr] | [INFO] [stderr] 161 | let mut count = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/word_dict/linkedlist_typedarena.rs:157:13 [INFO] [stderr] | [INFO] [stderr] 157 | let mut dict = TrieLinkedListArena::blank(' '); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/word_dict/radix_lib.rs:13:18 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn blank(c: char) -> TrieRadix { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/word_dict/radix_lib.rs:88:17 [INFO] [stderr] | [INFO] [stderr] 88 | let mut count = 0; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/word_dict/radix_lib.rs:88:13 [INFO] [stderr] | [INFO] [stderr] 88 | let mut count = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dict` [INFO] [stderr] --> src/word_dict/yada.rs:63:17 [INFO] [stderr] | [INFO] [stderr] 63 | let mut dict = TrieYada::from_words( [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dict` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/word_dict/yada.rs:63:13 [INFO] [stderr] | [INFO] [stderr] 63 | let mut dict = TrieYada::from_words( [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/word_dict/yada.rs:93:17 [INFO] [stderr] | [INFO] [stderr] 93 | let mut count = 0; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/word_dict/yada.rs:93:13 [INFO] [stderr] | [INFO] [stderr] 93 | let mut count = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct `TrieNaive` is never constructed [INFO] [stderr] --> src/word_dict/naive.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | pub struct TrieNaive { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `TrieNaive` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated items `blank`, `from_file`, `add_word`, `is_word`, and `is_prefix` are never used [INFO] [stderr] --> src/word_dict/naive.rs:12:12 [INFO] [stderr] | [INFO] [stderr] 11 | impl TrieNaive { [INFO] [stderr] | -------------- associated items in this implementation [INFO] [stderr] 12 | pub fn blank() -> TrieNaive { [INFO] [stderr] | ^^^^^ [INFO] [stderr] ... [INFO] [stderr] 16 | pub fn from_file(filename: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 27 | fn add_word(&mut self, word: &str) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 31 | pub fn is_word(&self, word: &str) -> bool { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 35 | pub fn is_prefix(&self, word: &str) -> bool { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `trie` is never read [INFO] [stderr] --> src/word_dict/yada.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 10 | pub struct TrieYada { [INFO] [stderr] | -------- field in this struct [INFO] [stderr] 11 | trie: yada::DoubleArray>, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: `boggle` (bin "boggle" test) generated 22 warnings (run `cargo fix --bin "boggle" --tests` to apply 12 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/boggle-c98b76c0a8d4ad6b) [INFO] [stdout] [INFO] [stdout] running 20 tests [INFO] [stdout] test word_dict::hashmap::tests::simple_test ... ok [INFO] [stdout] test word_dict::linkedlist::tests::simple_test ... ok [INFO] [stdout] test word_dict::linkedlist_typedarena::tests::simple_test ... ok [INFO] [stdout] test word_dict::radix_lib::tests::simple_test ... ok [INFO] [stdout] test word_dict::yada::tests::simple_test ... ok [INFO] [stdout] test word_dict::vec::tests::simple_test ... ok [INFO] [stdout] test solver::tests::bench_solver ... ok [INFO] [stdout] test solver::tests::it_works ... ok [INFO] [stdout] test word_dict::linkedlist_typedarena::tests::bench_build_dict ... ok [INFO] [stdout] test word_dict::linkedlist_typedarena::tests::dict_size ... ok [INFO] [stdout] test word_dict::linkedlist::tests::bench_build_dict ... ok [INFO] [stdout] test word_dict::linkedlist::tests::dict_size ... ok [INFO] [stdout] test word_dict::radix_lib::tests::bench_build_dict ... ok [INFO] [stdout] test word_dict::radix_lib::tests::dict_size ... ok [INFO] [stdout] test word_dict::yada::tests::bench_build_dict ... ok [INFO] [stdout] test word_dict::yada::tests::dict_size ... ok [INFO] [stdout] test word_dict::hashmap::tests::bench_build_dict ... ok [INFO] [stdout] test word_dict::hashmap::tests::dict_size ... ok [INFO] [stdout] test word_dict::vec::tests::bench_build_dict ... ok [INFO] [stdout] test word_dict::vec::tests::dict_size ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.29s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ca32146ba2505a6af7cd131c0a55849687907200de6d847f2e0b6a13026efbff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca32146ba2505a6af7cd131c0a55849687907200de6d847f2e0b6a13026efbff", kill_on_drop: false }` [INFO] [stdout] ca32146ba2505a6af7cd131c0a55849687907200de6d847f2e0b6a13026efbff [INFO] testing dajinchu/boggle against try#d073071d77ce0f93b4fd8cc567a1e2b9e1b22126+rustflags=-Copt-level=3 for pr-121282 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdajinchu%2Fboggle" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dajinchu/boggle on toolchain d073071d77ce0f93b4fd8cc567a1e2b9e1b22126 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dajinchu/boggle [INFO] finished tweaking git repo https://github.com/dajinchu/boggle [INFO] tweaked toml for git repo https://github.com/dajinchu/boggle written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/dajinchu/boggle 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" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 10ce02b426981841af7c465c2eac07309f8d9263c51b7ce9eb27c579e0e153fb [INFO] running `Command { std: "docker" "start" "-a" "10ce02b426981841af7c465c2eac07309f8d9263c51b7ce9eb27c579e0e153fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10ce02b426981841af7c465c2eac07309f8d9263c51b7ce9eb27c579e0e153fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10ce02b426981841af7c465c2eac07309f8d9263c51b7ce9eb27c579e0e153fb", kill_on_drop: false }` [INFO] [stdout] 10ce02b426981841af7c465c2eac07309f8d9263c51b7ce9eb27c579e0e153fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8b22ba2ec0e956edec19f4ad97b43a2cc3ded6964334434e76557c767912d53 [INFO] running `Command { std: "docker" "start" "-a" "c8b22ba2ec0e956edec19f4ad97b43a2cc3ded6964334434e76557c767912d53", kill_on_drop: false }` [INFO] [stderr] Compiling smallvec v1.8.0 [INFO] [stderr] Compiling endian-type v0.1.2 [INFO] [stderr] Compiling yada v0.5.0 [INFO] [stderr] Compiling typed-arena v2.0.1 [INFO] [stderr] Compiling nibble_vec v0.1.0 [INFO] [stderr] Compiling radix_trie v0.2.1 [INFO] [stderr] Compiling boggle v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::Trie` [INFO] [stdout] --> src/word_dict/radix_lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use super::Trie; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> src/word_dict/yada.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::Trie` [INFO] [stdout] --> src/word_dict/yada.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use super::Trie; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::word_dict::Trie` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::word_dict::Trie; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::word_dict::hashmap::TrieHashMap` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use crate::word_dict::hashmap::TrieHashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::word_dict::linkedlist::TrieLinkedList` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::word_dict::linkedlist::TrieLinkedList; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `debug` [INFO] [stdout] --> src/word_dict/linkedlist.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | let debug = word.starts_with("spoon"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/word_dict/linkedlist.rs:58:25 [INFO] [stdout] | [INFO] [stdout] 58 | while let Some((i, c)) = chars.next() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/word_dict/radix_lib.rs:13:18 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn blank(c: char) -> TrieRadix { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `blank`, `from_file`, and `add_word` are never used [INFO] [stdout] --> src/word_dict/hashmap.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl TrieHashMap { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 14 | pub fn blank() -> TrieHashMap { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn from_file(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | fn add_word(&mut self, word: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `blank`, `from_file`, and `add_word` are never used [INFO] [stdout] --> src/word_dict/linkedlist.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 34 | impl TrieLinkedList { [INFO] [stdout] | ------------------- associated items in this implementation [INFO] [stdout] 35 | pub fn blank<'a>(c: char) -> TrieLinkedList { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub fn from_file(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | fn add_word(&mut self, word: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `blank`, `from_file`, and `add_word` are never used [INFO] [stdout] --> src/word_dict/vec.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl TrieVec { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] 16 | pub fn blank() -> TrieVec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn from_file(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | fn add_word(&mut self, word: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TrieNaive` is never constructed [INFO] [stdout] --> src/word_dict/naive.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct TrieNaive { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TrieNaive` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `blank`, `from_file`, `add_word`, `is_word`, and `is_prefix` are never used [INFO] [stdout] --> src/word_dict/naive.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl TrieNaive { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 12 | pub fn blank() -> TrieNaive { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | pub fn from_file(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | fn add_word(&mut self, word: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn is_word(&self, word: &str) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn is_prefix(&self, word: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TrieRadix` is never constructed [INFO] [stdout] --> src/word_dict/radix_lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct TrieRadix { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TrieRadix` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `blank`, `from_file`, and `add_word` are never used [INFO] [stdout] --> src/word_dict/radix_lib.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl TrieRadix { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 13 | pub fn blank(c: char) -> TrieRadix { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | pub fn from_file(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | fn add_word(&mut self, word: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TrieYada` is never constructed [INFO] [stdout] --> src/word_dict/yada.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct TrieYada { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `from_file` and `from_words` are never used [INFO] [stdout] --> src/word_dict/yada.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl TrieYada { [INFO] [stdout] | ------------- associated functions in this implementation [INFO] [stdout] 15 | pub fn from_file(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | fn from_words(words: Vec) -> TrieYada { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.25s [INFO] running `Command { std: "docker" "inspect" "c8b22ba2ec0e956edec19f4ad97b43a2cc3ded6964334434e76557c767912d53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8b22ba2ec0e956edec19f4ad97b43a2cc3ded6964334434e76557c767912d53", kill_on_drop: false }` [INFO] [stdout] c8b22ba2ec0e956edec19f4ad97b43a2cc3ded6964334434e76557c767912d53 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 31195a920571350f16f02a66c94666884947bc9bd841a3d9728f426ad8dfc490 [INFO] running `Command { std: "docker" "start" "-a" "31195a920571350f16f02a66c94666884947bc9bd841a3d9728f426ad8dfc490", kill_on_drop: false }` [INFO] [stderr] Compiling boggle v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `linkedlist::TrieLinkedList` [INFO] [stdout] --> src/solver.rs:107:28 [INFO] [stdout] | [INFO] [stdout] 107 | use crate::word_dict::{linkedlist::TrieLinkedList, linkedlist_typedarena::TrieLinkedListArena}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::Trie` [INFO] [stdout] --> src/word_dict/radix_lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use super::Trie; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> src/word_dict/yada.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::Trie` [INFO] [stdout] --> src/word_dict/yada.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use super::Trie; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::word_dict::Trie` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::word_dict::Trie; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::word_dict::hashmap::TrieHashMap` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use crate::word_dict::hashmap::TrieHashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::word_dict::linkedlist::TrieLinkedList` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::word_dict::linkedlist::TrieLinkedList; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `debug` [INFO] [stdout] --> src/word_dict/linkedlist.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | let debug = word.starts_with("spoon"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/word_dict/linkedlist.rs:58:25 [INFO] [stdout] | [INFO] [stdout] 58 | while let Some((i, c)) = chars.next() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/word_dict/linkedlist.rs:161:17 [INFO] [stdout] | [INFO] [stdout] 161 | let mut count = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/word_dict/linkedlist.rs:161:13 [INFO] [stdout] | [INFO] [stdout] 161 | let mut count = 0; [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: variable does not need to be mutable [INFO] [stdout] --> src/word_dict/linkedlist_typedarena.rs:157:13 [INFO] [stdout] | [INFO] [stdout] 157 | let mut dict = TrieLinkedListArena::blank(' '); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/word_dict/radix_lib.rs:13:18 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn blank(c: char) -> TrieRadix { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/word_dict/radix_lib.rs:88:17 [INFO] [stdout] | [INFO] [stdout] 88 | let mut count = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/word_dict/radix_lib.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let mut count = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dict` [INFO] [stdout] --> src/word_dict/yada.rs:63:17 [INFO] [stdout] | [INFO] [stdout] 63 | let mut dict = TrieYada::from_words( [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dict` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/word_dict/yada.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | let mut dict = TrieYada::from_words( [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/word_dict/yada.rs:93:17 [INFO] [stdout] | [INFO] [stdout] 93 | let mut count = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/word_dict/yada.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut count = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TrieNaive` is never constructed [INFO] [stdout] --> src/word_dict/naive.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct TrieNaive { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TrieNaive` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `blank`, `from_file`, `add_word`, `is_word`, and `is_prefix` are never used [INFO] [stdout] --> src/word_dict/naive.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl TrieNaive { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 12 | pub fn blank() -> TrieNaive { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | pub fn from_file(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | fn add_word(&mut self, word: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn is_word(&self, word: &str) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn is_prefix(&self, word: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `trie` is never read [INFO] [stdout] --> src/word_dict/yada.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct TrieYada { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 11 | trie: yada::DoubleArray>, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.50s [INFO] running `Command { std: "docker" "inspect" "31195a920571350f16f02a66c94666884947bc9bd841a3d9728f426ad8dfc490", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31195a920571350f16f02a66c94666884947bc9bd841a3d9728f426ad8dfc490", kill_on_drop: false }` [INFO] [stdout] 31195a920571350f16f02a66c94666884947bc9bd841a3d9728f426ad8dfc490 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 53748005a006d61b372ca697100bc0f5d63346789f558662014aced5734b7158 [INFO] running `Command { std: "docker" "start" "-a" "53748005a006d61b372ca697100bc0f5d63346789f558662014aced5734b7158", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `linkedlist::TrieLinkedList` [INFO] [stderr] --> src/solver.rs:107:28 [INFO] [stderr] | [INFO] [stderr] 107 | use crate::word_dict::{linkedlist::TrieLinkedList, linkedlist_typedarena::TrieLinkedListArena}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::Trie` [INFO] [stderr] --> src/word_dict/radix_lib.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use super::Trie; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt::Debug` [INFO] [stderr] --> src/word_dict/yada.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fmt::Debug; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::Trie` [INFO] [stderr] --> src/word_dict/yada.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use super::Trie; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::word_dict::Trie` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use crate::word_dict::Trie; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::word_dict::hashmap::TrieHashMap` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use crate::word_dict::hashmap::TrieHashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::word_dict::linkedlist::TrieLinkedList` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use crate::word_dict::linkedlist::TrieLinkedList; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `debug` [INFO] [stderr] --> src/word_dict/linkedlist.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | let debug = word.starts_with("spoon"); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/word_dict/linkedlist.rs:58:25 [INFO] [stderr] | [INFO] [stderr] 58 | while let Some((i, c)) = chars.next() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/word_dict/linkedlist.rs:161:17 [INFO] [stderr] | [INFO] [stderr] 161 | let mut count = 0; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/word_dict/linkedlist.rs:161:13 [INFO] [stderr] | [INFO] [stderr] 161 | let mut count = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/word_dict/linkedlist_typedarena.rs:157:13 [INFO] [stderr] | [INFO] [stderr] 157 | let mut dict = TrieLinkedListArena::blank(' '); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/word_dict/radix_lib.rs:13:18 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn blank(c: char) -> TrieRadix { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/word_dict/radix_lib.rs:88:17 [INFO] [stderr] | [INFO] [stderr] 88 | let mut count = 0; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/word_dict/radix_lib.rs:88:13 [INFO] [stderr] | [INFO] [stderr] 88 | let mut count = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dict` [INFO] [stderr] --> src/word_dict/yada.rs:63:17 [INFO] [stderr] | [INFO] [stderr] 63 | let mut dict = TrieYada::from_words( [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dict` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/word_dict/yada.rs:63:13 [INFO] [stderr] | [INFO] [stderr] 63 | let mut dict = TrieYada::from_words( [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/word_dict/yada.rs:93:17 [INFO] [stderr] | [INFO] [stderr] 93 | let mut count = 0; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/word_dict/yada.rs:93:13 [INFO] [stderr] | [INFO] [stderr] 93 | let mut count = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct `TrieNaive` is never constructed [INFO] [stderr] --> src/word_dict/naive.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | pub struct TrieNaive { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `TrieNaive` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated items `blank`, `from_file`, `add_word`, `is_word`, and `is_prefix` are never used [INFO] [stderr] --> src/word_dict/naive.rs:12:12 [INFO] [stderr] | [INFO] [stderr] 11 | impl TrieNaive { [INFO] [stderr] | -------------- associated items in this implementation [INFO] [stderr] 12 | pub fn blank() -> TrieNaive { [INFO] [stderr] | ^^^^^ [INFO] [stderr] ... [INFO] [stderr] 16 | pub fn from_file(filename: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 27 | fn add_word(&mut self, word: &str) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 31 | pub fn is_word(&self, word: &str) -> bool { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 35 | pub fn is_prefix(&self, word: &str) -> bool { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `trie` is never read [INFO] [stderr] --> src/word_dict/yada.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 10 | pub struct TrieYada { [INFO] [stderr] | -------- field in this struct [INFO] [stderr] 11 | trie: yada::DoubleArray>, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: `boggle` (bin "boggle" test) generated 22 warnings (run `cargo fix --bin "boggle" --tests` to apply 12 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/boggle-c98b76c0a8d4ad6b) [INFO] [stdout] [INFO] [stdout] running 20 tests [INFO] [stdout] test word_dict::linkedlist::tests::simple_test ... ok [INFO] [stdout] test word_dict::hashmap::tests::simple_test ... ok [INFO] [stdout] test word_dict::linkedlist_typedarena::tests::simple_test ... ok [INFO] [stdout] test word_dict::radix_lib::tests::simple_test ... ok [INFO] [stdout] test word_dict::vec::tests::simple_test ... ok [INFO] [stdout] test solver::tests::it_works ... ok [INFO] [stdout] test word_dict::yada::tests::simple_test ... ok [INFO] [stdout] test solver::tests::bench_solver ... ok [INFO] [stdout] test word_dict::linkedlist_typedarena::tests::bench_build_dict ... ok [INFO] [stdout] test word_dict::linkedlist_typedarena::tests::dict_size ... ok [INFO] [stdout] test word_dict::linkedlist::tests::bench_build_dict ... ok [INFO] [stdout] test word_dict::linkedlist::tests::dict_size ... ok [INFO] [stdout] test word_dict::radix_lib::tests::bench_build_dict ... ok [INFO] [stdout] test word_dict::radix_lib::tests::dict_size ... ok [INFO] [stderr] error: test failed, to rerun pass `--bin boggle` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/deps/boggle-c98b76c0a8d4ad6b` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "53748005a006d61b372ca697100bc0f5d63346789f558662014aced5734b7158", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53748005a006d61b372ca697100bc0f5d63346789f558662014aced5734b7158", kill_on_drop: false }` [INFO] [stdout] 53748005a006d61b372ca697100bc0f5d63346789f558662014aced5734b7158