[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] building dajinchu/boggle against try#23647e694de8d0904848ad068b2e0ec2dd098c37+target=wasm32-wasip1 for pr-149868
[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] 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] validating manifest of git repo https://github.com/dajinchu/boggle on toolchain 23647e694de8d0904848ad068b2e0ec2dd098c37
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typed-arena v2.0.1
[INFO] [stderr]   Downloaded yada v0.5.0
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c46c77cbb1828b3c85e87bf0b5dcec29cc7b6b4fe739b42e0817a35529b491ba
[INFO] running `Command { std: "docker" "start" "-a" "c46c77cbb1828b3c85e87bf0b5dcec29cc7b6b4fe739b42e0817a35529b491ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c46c77cbb1828b3c85e87bf0b5dcec29cc7b6b4fe739b42e0817a35529b491ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c46c77cbb1828b3c85e87bf0b5dcec29cc7b6b4fe739b42e0817a35529b491ba", kill_on_drop: false }`
[INFO] [stdout] c46c77cbb1828b3c85e87bf0b5dcec29cc7b6b4fe739b42e0817a35529b491ba
[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" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "build" "--frozen" "--message-format=json" "--target" "wasm32-wasip1", kill_on_drop: false }`
[INFO] [stdout] 4224df07c316d356889f4273637405ae13314320aecc8eff4784e775758b57a5
[INFO] running `Command { std: "docker" "start" "-a" "4224df07c316d356889f4273637405ae13314320aecc8eff4784e775758b57a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[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 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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: struct `TrieHashMap` is never constructed
[INFO] [stdout]  --> src/word_dict/hashmap.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct TrieHashMap {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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/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<TrieHashMap, Error> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     fn add_word(&mut self, word: &str) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TrieLinkedList` is never constructed
[INFO] [stdout]  --> src/word_dict/linkedlist.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct TrieLinkedList {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_siblings` is never used
[INFO] [stdout]   --> src/word_dict/linkedlist.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn print_siblings(trie: Option<&TrieLinkedList>) -> String {
[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/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<TrieLinkedList, Error> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn add_word(&mut self, word: &str) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TrieVec` is never constructed
[INFO] [stdout]  --> src/word_dict/vec.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct TrieVec {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `WordDict` is never used
[INFO] [stdout]   --> src/word_dict/vec.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub type WordDict = [Option<TrieVec>; 26];
[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<TrieVec, Error> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn add_word(&mut self, word: &str) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `char_to_index` is never used
[INFO] [stdout]   --> src/word_dict/vec.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn char_to_index(c: char) -> usize {
[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] 
[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<TrieNaive, Error> {
[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] 
[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<TrieRadix, Error> {
[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<TrieYada, Error> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     fn from_words(words: Vec<String>) -> TrieYada {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "4224df07c316d356889f4273637405ae13314320aecc8eff4784e775758b57a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4224df07c316d356889f4273637405ae13314320aecc8eff4784e775758b57a5", kill_on_drop: false }`
[INFO] [stdout] 4224df07c316d356889f4273637405ae13314320aecc8eff4784e775758b57a5
[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" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+23647e694de8d0904848ad068b2e0ec2dd098c37" "test" "--frozen" "--no-run" "--message-format=json" "--target" "wasm32-wasip1", kill_on_drop: false }`
[INFO] [stdout] b16e4ec268bb9fe1ab25657d3e0aa961a5b6d559b997ef0d310e8f5b3b4e918a
[INFO] running `Command { std: "docker" "start" "-a" "b16e4ec268bb9fe1ab25657d3e0aa961a5b6d559b997ef0d310e8f5b3b4e918a", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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: 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]    --> src/word_dict/linkedlist.rs:161:13
[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_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: 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: `count`
[INFO] [stdout]   --> src/word_dict/radix_lib.rs:88:13
[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/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: `dict`
[INFO] [stdout]   --> src/word_dict/yada.rs:63:13
[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: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: unused variable: `count`
[INFO] [stdout]   --> src/word_dict/yada.rs:93:13
[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: 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: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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<TrieNaive, Error> {
[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<Vec<u8>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "b16e4ec268bb9fe1ab25657d3e0aa961a5b6d559b997ef0d310e8f5b3b4e918a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b16e4ec268bb9fe1ab25657d3e0aa961a5b6d559b997ef0d310e8f5b3b4e918a", kill_on_drop: false }`
[INFO] [stdout] b16e4ec268bb9fe1ab25657d3e0aa961a5b6d559b997ef0d310e8f5b3b4e918a