[INFO] cloning repository https://github.com/kristopherbullinger/tokenizers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kristopherbullinger/tokenizers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristopherbullinger%2Ftokenizers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristopherbullinger%2Ftokenizers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f45806b149f71c5d757b45cfe8e211595e985b3c
[INFO] testing kristopherbullinger/tokenizers against 1.69.0 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristopherbullinger%2Ftokenizers" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kristopherbullinger/tokenizers on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kristopherbullinger/tokenizers
[INFO] finished tweaking git repo https://github.com/kristopherbullinger/tokenizers
[INFO] tweaked toml for git repo https://github.com/kristopherbullinger/tokenizers written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kristopherbullinger/tokenizers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 810b5d771267bbdca910604f75b76807479de2a4dd47652d024bc56075cfe477
[INFO] running `Command { std: "docker" "start" "-a" "810b5d771267bbdca910604f75b76807479de2a4dd47652d024bc56075cfe477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "810b5d771267bbdca910604f75b76807479de2a4dd47652d024bc56075cfe477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "810b5d771267bbdca910604f75b76807479de2a4dd47652d024bc56075cfe477", kill_on_drop: false }`
[INFO] [stdout] 810b5d771267bbdca910604f75b76807479de2a4dd47652d024bc56075cfe477
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6daa319984f83e8dcd8ec81fbfe92c5b381677dcf09cf00901aeefc9292c09d
[INFO] running `Command { std: "docker" "start" "-a" "f6daa319984f83e8dcd8ec81fbfe92c5b381677dcf09cf00901aeefc9292c09d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling thread_local v1.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling gelato-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/linked_list.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut penultimate_node = self.get_node_mut(self.len - 2).unwrap(); //annoying variable name
[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/linked_list.rs:200:13
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let mut out = self.node?;
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `language` and `token_matchers` are never read
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct LanguageConfig {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 10 |     language: Language,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 11 |     token_matchers: Vec<Matcher>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `token_type` and `patterns` are never read
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Matcher {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] 16 |     token_type: TokenType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 17 |     patterns: Vec<Regex>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `source` and `language_config` are never read
[INFO] [stdout]    --> src/lib.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub struct Tokenizer<'a> {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 117 |     source: &'a str,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 118 |     language_config: LanguageConfig,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `inner_mut` is never used
[INFO] [stdout]   --> src/linked_list.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn inner_mut(&mut self) -> &mut T {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pop_node_back` is never used
[INFO] [stdout]   --> src/linked_list.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn pop_node_back(&mut self) -> Option<Box<Node<T>>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pop_back` is never used
[INFO] [stdout]   --> src/linked_list.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn pop_back(&mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push_node_front` is never used
[INFO] [stdout]   --> src/linked_list.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn push_node_front(&mut self, mut new_head: Box<Node<T>>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push_front` is never used
[INFO] [stdout]   --> src/linked_list.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn push_front(&mut self, value: T) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert` is never used
[INFO] [stdout]   --> src/linked_list.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn insert(&mut self, value: T, n: usize) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_empty` is never used
[INFO] [stdout]    --> src/linked_list.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_node` is never used
[INFO] [stdout]    --> src/linked_list.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn get_node(&self, n: usize) -> Option<&Box<Node<T>>> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/linked_list.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn get(&self, n: usize) -> Option<&T> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_node_mut` is never used
[INFO] [stdout]    --> src/linked_list.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn get_node_mut(&mut self, n: usize) -> Option<&mut Box<Node<T>>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_mut` is never used
[INFO] [stdout]    --> src/linked_list.rs:139:12
[INFO] [stdout]     |
[INFO] [stdout] 139 |     pub fn get_mut(&mut self, n: usize) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push_back` is never used
[INFO] [stdout]    --> src/linked_list.rs:143:12
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn push_back(&mut self, value: T) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `head_node` is never used
[INFO] [stdout]    --> src/linked_list.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn head_node(&self) -> Option<&Box<Node<T>>> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `head` is never used
[INFO] [stdout]    --> src/linked_list.rs:157:12
[INFO] [stdout]     |
[INFO] [stdout] 157 |     pub fn head(&self) -> Option<&T> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tail_node` is never used
[INFO] [stdout]    --> src/linked_list.rs:161:8
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn tail_node(&self) -> Option<&Box<Node<T>>> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tail` is never used
[INFO] [stdout]    --> src/linked_list.rs:165:12
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub fn tail(&self) -> Option<&T> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_tail_node_mut` is never used
[INFO] [stdout]    --> src/linked_list.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn get_tail_node_mut(&mut self) -> Option<&mut Box<Node<T>>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tail_mut` is never used
[INFO] [stdout]    --> src/linked_list.rs:173:12
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn tail_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reverse` is never used
[INFO] [stdout]    --> src/linked_list.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 |     pub fn reverse(&mut self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.88s
[INFO] running `Command { std: "docker" "inspect" "f6daa319984f83e8dcd8ec81fbfe92c5b381677dcf09cf00901aeefc9292c09d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6daa319984f83e8dcd8ec81fbfe92c5b381677dcf09cf00901aeefc9292c09d", kill_on_drop: false }`
[INFO] [stdout] f6daa319984f83e8dcd8ec81fbfe92c5b381677dcf09cf00901aeefc9292c09d
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 586f2458fadbb2edebbfb0ca1e9f76cc0484dfb0c79a466f3b7e86782fde47b4
[INFO] running `Command { std: "docker" "start" "-a" "586f2458fadbb2edebbfb0ca1e9f76cc0484dfb0c79a466f3b7e86782fde47b4", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/linked_list.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut penultimate_node = self.get_node_mut(self.len - 2).unwrap(); //annoying variable name
[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/linked_list.rs:200:13
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let mut out = self.node?;
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `language` and `token_matchers` are never read
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct LanguageConfig {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 10 |     language: Language,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 11 |     token_matchers: Vec<Matcher>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling gelato-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `token_type` and `patterns` are never read
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Matcher {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] 16 |     token_type: TokenType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 17 |     patterns: Vec<Regex>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `source` and `language_config` are never read
[INFO] [stdout]    --> src/lib.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub struct Tokenizer<'a> {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 117 |     source: &'a str,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 118 |     language_config: LanguageConfig,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `inner_mut` is never used
[INFO] [stdout]   --> src/linked_list.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn inner_mut(&mut self) -> &mut T {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pop_node_back` is never used
[INFO] [stdout]   --> src/linked_list.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn pop_node_back(&mut self) -> Option<Box<Node<T>>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pop_back` is never used
[INFO] [stdout]   --> src/linked_list.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn pop_back(&mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push_node_front` is never used
[INFO] [stdout]   --> src/linked_list.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn push_node_front(&mut self, mut new_head: Box<Node<T>>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push_front` is never used
[INFO] [stdout]   --> src/linked_list.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn push_front(&mut self, value: T) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert` is never used
[INFO] [stdout]   --> src/linked_list.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn insert(&mut self, value: T, n: usize) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_empty` is never used
[INFO] [stdout]    --> src/linked_list.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_node` is never used
[INFO] [stdout]    --> src/linked_list.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn get_node(&self, n: usize) -> Option<&Box<Node<T>>> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/linked_list.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn get(&self, n: usize) -> Option<&T> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_node_mut` is never used
[INFO] [stdout]    --> src/linked_list.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn get_node_mut(&mut self, n: usize) -> Option<&mut Box<Node<T>>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_mut` is never used
[INFO] [stdout]    --> src/linked_list.rs:139:12
[INFO] [stdout]     |
[INFO] [stdout] 139 |     pub fn get_mut(&mut self, n: usize) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push_back` is never used
[INFO] [stdout]    --> src/linked_list.rs:143:12
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn push_back(&mut self, value: T) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `head_node` is never used
[INFO] [stdout]    --> src/linked_list.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn head_node(&self) -> Option<&Box<Node<T>>> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `head` is never used
[INFO] [stdout]    --> src/linked_list.rs:157:12
[INFO] [stdout]     |
[INFO] [stdout] 157 |     pub fn head(&self) -> Option<&T> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tail_node` is never used
[INFO] [stdout]    --> src/linked_list.rs:161:8
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn tail_node(&self) -> Option<&Box<Node<T>>> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tail` is never used
[INFO] [stdout]    --> src/linked_list.rs:165:12
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub fn tail(&self) -> Option<&T> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_tail_node_mut` is never used
[INFO] [stdout]    --> src/linked_list.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn get_tail_node_mut(&mut self) -> Option<&mut Box<Node<T>>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tail_mut` is never used
[INFO] [stdout]    --> src/linked_list.rs:173:12
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn tail_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reverse` is never used
[INFO] [stdout]    --> src/linked_list.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 |     pub fn reverse(&mut self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/linked_list.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut penultimate_node = self.get_node_mut(self.len - 2).unwrap(); //annoying variable name
[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/linked_list.rs:200:13
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let mut out = self.node?;
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `language` and `token_matchers` are never read
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct LanguageConfig {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 10 |     language: Language,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 11 |     token_matchers: Vec<Matcher>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `token_type` and `patterns` are never read
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Matcher {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] 16 |     token_type: TokenType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 17 |     patterns: Vec<Regex>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `source` and `language_config` are never read
[INFO] [stdout]    --> src/lib.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub struct Tokenizer<'a> {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 117 |     source: &'a str,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 118 |     language_config: LanguageConfig,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `inner_mut` is never used
[INFO] [stdout]   --> src/linked_list.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn inner_mut(&mut self) -> &mut T {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_mut` is never used
[INFO] [stdout]    --> src/linked_list.rs:139:12
[INFO] [stdout]     |
[INFO] [stdout] 139 |     pub fn get_mut(&mut self, n: usize) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_tail_node_mut` is never used
[INFO] [stdout]    --> src/linked_list.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn get_tail_node_mut(&mut self) -> Option<&mut Box<Node<T>>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tail_mut` is never used
[INFO] [stdout]    --> src/linked_list.rs:173:12
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn tail_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "586f2458fadbb2edebbfb0ca1e9f76cc0484dfb0c79a466f3b7e86782fde47b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "586f2458fadbb2edebbfb0ca1e9f76cc0484dfb0c79a466f3b7e86782fde47b4", kill_on_drop: false }`
[INFO] [stdout] 586f2458fadbb2edebbfb0ca1e9f76cc0484dfb0c79a466f3b7e86782fde47b4
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 74cf5fd565ca58f2ccc1822d72d40dfb3276e38279419322f02f7673a1245fee
[INFO] running `Command { std: "docker" "start" "-a" "74cf5fd565ca58f2ccc1822d72d40dfb3276e38279419322f02f7673a1245fee", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/linked_list.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let mut penultimate_node = self.get_node_mut(self.len - 2).unwrap(); //annoying variable name
[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/linked_list.rs:200:13
[INFO] [stderr]     |
[INFO] [stderr] 200 |         let mut out = self.node?;
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `language` and `token_matchers` are never read
[INFO] [stderr]   --> src/lib.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | pub struct LanguageConfig {
[INFO] [stderr]    |            -------------- fields in this struct
[INFO] [stderr] 10 |     language: Language,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 11 |     token_matchers: Vec<Matcher>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `token_type` and `patterns` are never read
[INFO] [stderr]   --> src/lib.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct Matcher {
[INFO] [stderr]    |        ------- fields in this struct
[INFO] [stderr] 16 |     token_type: TokenType,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 17 |     patterns: Vec<Regex>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `source` and `language_config` are never read
[INFO] [stderr]    --> src/lib.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 116 | pub struct Tokenizer<'a> {
[INFO] [stderr]     |            --------- fields in this struct
[INFO] [stderr] 117 |     source: &'a str,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 118 |     language_config: LanguageConfig,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `inner_mut` is never used
[INFO] [stderr]   --> src/linked_list.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn inner_mut(&mut self) -> &mut T {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `pop_node_back` is never used
[INFO] [stderr]   --> src/linked_list.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn pop_node_back(&mut self) -> Option<Box<Node<T>>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `pop_back` is never used
[INFO] [stderr]   --> src/linked_list.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn pop_back(&mut self) -> Option<T> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `push_node_front` is never used
[INFO] [stderr]   --> src/linked_list.rs:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn push_node_front(&mut self, mut new_head: Box<Node<T>>) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `push_front` is never used
[INFO] [stderr]   --> src/linked_list.rs:73:12
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn push_front(&mut self, value: T) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `insert` is never used
[INFO] [stderr]   --> src/linked_list.rs:83:12
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub fn insert(&mut self, value: T, n: usize) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_empty` is never used
[INFO] [stderr]    --> src/linked_list.rs:103:12
[INFO] [stderr]     |
[INFO] [stderr] 103 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_node` is never used
[INFO] [stderr]    --> src/linked_list.rs:113:8
[INFO] [stderr]     |
[INFO] [stderr] 113 |     fn get_node(&self, n: usize) -> Option<&Box<Node<T>>> {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get` is never used
[INFO] [stderr]    --> src/linked_list.rs:124:12
[INFO] [stderr]     |
[INFO] [stderr] 124 |     pub fn get(&self, n: usize) -> Option<&T> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_node_mut` is never used
[INFO] [stderr]    --> src/linked_list.rs:128:8
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn get_node_mut(&mut self, n: usize) -> Option<&mut Box<Node<T>>> {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_mut` is never used
[INFO] [stderr]    --> src/linked_list.rs:139:12
[INFO] [stderr]     |
[INFO] [stderr] 139 |     pub fn get_mut(&mut self, n: usize) -> Option<&mut T> {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `push_back` is never used
[INFO] [stderr]    --> src/linked_list.rs:143:12
[INFO] [stderr]     |
[INFO] [stderr] 143 |     pub fn push_back(&mut self, value: T) {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `head_node` is never used
[INFO] [stderr]    --> src/linked_list.rs:153:8
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn head_node(&self) -> Option<&Box<Node<T>>> {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `head` is never used
[INFO] [stderr]    --> src/linked_list.rs:157:12
[INFO] [stderr]     |
[INFO] [stderr] 157 |     pub fn head(&self) -> Option<&T> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `tail_node` is never used
[INFO] [stderr]    --> src/linked_list.rs:161:8
[INFO] [stderr]     |
[INFO] [stderr] 161 |     fn tail_node(&self) -> Option<&Box<Node<T>>> {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `tail` is never used
[INFO] [stderr]    --> src/linked_list.rs:165:12
[INFO] [stderr]     |
[INFO] [stderr] 165 |     pub fn tail(&self) -> Option<&T> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_tail_node_mut` is never used
[INFO] [stderr]    --> src/linked_list.rs:169:8
[INFO] [stderr]     |
[INFO] [stderr] 169 |     fn get_tail_node_mut(&mut self) -> Option<&mut Box<Node<T>>> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `tail_mut` is never used
[INFO] [stderr]    --> src/linked_list.rs:173:12
[INFO] [stderr]     |
[INFO] [stderr] 173 |     pub fn tail_mut(&mut self) -> Option<&mut T> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `reverse` is never used
[INFO] [stderr]    --> src/linked_list.rs:181:12
[INFO] [stderr]     |
[INFO] [stderr] 181 |     pub fn reverse(&mut self) {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `gelato-rs` (lib) generated 24 warnings (run `cargo fix --lib -p gelato-rs` to apply 2 suggestions)
[INFO] [stderr] warning: `gelato-rs` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gelato_rs-a4fd34660df88321)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test linked_list::tests::can_create_from_iter ... ok
[INFO] [stdout] test linked_list::tests::can_into_iter ... ok
[INFO] [stdout] test linked_list::tests::can_insert_into_middle ... ok
[INFO] [stdout] test linked_list::tests::can_push_back ... ok
[INFO] [stdout] test linked_list::tests::can_push_front ... ok
[INFO] [stdout] test linked_list::tests::inserting_increments_length_by_one ... ok
[INFO] [stdout] test linked_list::tests::pop_front_and_back_decr_length_by_one ... ok
[INFO] [stdout] test linked_list::tests::similar_lists_compare_equal ... ok
[INFO] [stdout] test linked_list::tests::can_reverse ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- linked_list::tests::can_reverse stdout ----
[INFO] [stdout] thread 'linked_list::tests::can_reverse' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `LinkedList { head: Some(Node { value: 99, next: Some(Node { value: 98, next: Some(Node { value: 97, next: Some(Node { value: 96, next: Some(Node { value: 95, next: Some(Node { value: 94, next: Some(Node { value: 93, next: Some(Node { value: 92, next: Some(Node { value: 91, next: Some(Node { value: 90, next: Some(Node { value: 89, next: Some(Node { value: 88, next: Some(Node { value: 87, next: Some(Node { value: 86, next: Some(Node { value: 85, next: Some(Node { value: 84, next: Some(Node { value: 83, next: Some(Node { value: 82, next: Some(Node { value: 81, next: Some(Node { value: 80, next: Some(Node { value: 79, next: Some(Node { value: 78, next: Some(Node { value: 77, next: Some(Node { value: 76, next: Some(Node { value: 75, next: Some(Node { value: 74, next: Some(Node { value: 73, next: Some(Node { value: 72, next: Some(Node { value: 71, next: Some(Node { value: 70, next: Some(Node { value: 69, next: Some(Node { value: 68, next: Some(Node { value: 67, next: Some(Node { value: 66, next: Some(Node { value: 65, next: Some(Node { value: 64, next: Some(Node { value: 63, next: Some(Node { value: 62, next: Some(Node { value: 61, next: Some(Node { value: 60, next: Some(Node { value: 59, next: Some(Node { value: 58, next: Some(Node { value: 57, next: Some(Node { value: 56, next: Some(Node { value: 55, next: Some(Node { value: 54, next: Some(Node { value: 53, next: Some(Node { value: 52, next: Some(Node { value: 51, next: Some(Node { value: 50, next: Some(Node { value: 49, next: Some(Node { value: 48, next: Some(Node { value: 47, next: Some(Node { value: 46, next: Some(Node { value: 45, next: Some(Node { value: 44, next: Some(Node { value: 43, next: Some(Node { value: 42, next: Some(Node { value: 41, next: Some(Node { value: 40, next: Some(Node { value: 39, next: Some(Node { value: 38, next: Some(Node { value: 37, next: Some(Node { value: 36, next: Some(Node { value: 35, next: Some(Node { value: 34, next: Some(Node { value: 33, next: Some(Node { value: 32, next: Some(Node { value: 31, next: Some(Node { value: 30, next: Some(Node { value: 29, next: Some(Node { value: 28, next: Some(Node { value: 27, next: Some(Node { value: 26, next: Some(Node { value: 25, next: Some(Node { value: 24, next: Some(Node { value: 23, next: Some(Node { value: 22, next: Some(Node { value: 21, next: Some(Node { value: 20, next: Some(Node { value: 19, next: Some(Node { value: 18, next: Some(Node { value: 17, next: Some(Node { value: 16, next: Some(Node { value: 15, next: Some(Node { value: 14, next: Some(Node { value: 13, next: Some(Node { value: 12, next: Some(Node { value: 11, next: Some(Node { value: 10, next: Some(Node { value: 9, next: Some(Node { value: 8, next: Some(Node { value: 7, next: Some(Node { value: 6, next: Some(Node { value: 5, next: Some(Node { value: 4, next: Some(Node { value: 3, next: Some(Node { value: 2, next: Some(Node { value: 1, next: Some(Node { value: 0, next: None }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }), len: 100 }`,
[INFO] [stdout]  right: `LinkedList { head: Some(Node { value: 0, next: Some(Node { value: 1, next: Some(Node { value: 2, next: Some(Node { value: 3, next: Some(Node { value: 4, next: Some(Node { value: 5, next: Some(Node { value: 6, next: Some(Node { value: 7, next: Some(Node { value: 8, next: Some(Node { value: 9, next: Some(Node { value: 10, next: Some(Node { value: 11, next: Some(Node { value: 12, next: Some(Node { value: 13, next: Some(Node { value: 14, next: Some(Node { value: 15, next: Some(Node { value: 16, next: Some(Node { value: 17, next: Some(Node { value: 18, next: Some(Node { value: 19, next: Some(Node { value: 20, next: Some(Node { value: 21, next: Some(Node { value: 22, next: Some(Node { value: 23, next: Some(Node { value: 24, next: Some(Node { value: 25, next: Some(Node { value: 26, next: Some(Node { value: 27, next: Some(Node { value: 28, next: Some(Node { value: 29, next: Some(Node { value: 30, next: Some(Node { value: 31, next: Some(Node { value: 32, next: Some(Node { value: 33, next: Some(Node { value: 34, next: Some(Node { value: 35, next: Some(Node { value: 36, next: Some(Node { value: 37, next: Some(Node { value: 38, next: Some(Node { value: 39, next: Some(Node { value: 40, next: Some(Node { value: 41, next: Some(Node { value: 42, next: Some(Node { value: 43, next: Some(Node { value: 44, next: Some(Node { value: 45, next: Some(Node { value: 46, next: Some(Node { value: 47, next: Some(Node { value: 48, next: Some(Node { value: 49, next: Some(Node { value: 50, next: Some(Node { value: 51, next: Some(Node { value: 52, next: Some(Node { value: 53, next: Some(Node { value: 54, next: Some(Node { value: 55, next: Some(Node { value: 56, next: Some(Node { value: 57, next: Some(Node { value: 58, next: Some(Node { value: 59, next: Some(Node { value: 60, next: Some(Node { value: 61, next: Some(Node { value: 62, next: Some(Node { value: 63, next: Some(Node { value: 64, next: Some(Node { value: 65, next: Some(Node { value: 66, next: Some(Node { value: 67, next: Some(Node { value: 68, next: Some(Node { value: 69, next: Some(Node { value: 70, next: Some(Node { value: 71, next: Some(Node { value: 72, next: Some(Node { value: 73, next: Some(Node { value: 74, next: Some(Node { value: 75, next: Some(Node { value: 76, next: Some(Node { value: 77, next: Some(Node { value: 78, next: Some(Node { value: 79, next: Some(Node { value: 80, next: Some(Node { value: 81, next: Some(Node { value: 82, next: Some(Node { value: 83, next: Some(Node { value: 84, next: Some(Node { value: 85, next: Some(Node { value: 86, next: Some(Node { value: 87, next: Some(Node { value: 88, next: Some(Node { value: 89, next: Some(Node { value: 90, next: Some(Node { value: 91, next: Some(Node { value: 92, next: Some(Node { value: 93, next: Some(Node { value: 94, next: Some(Node { value: 95, next: Some(Node { value: 96, next: Some(Node { value: 97, next: Some(Node { value: 98, next: Some(Node { value: 99, next: None }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }) }), len: 100 }`', src/linked_list.rs:335:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55febf671d0a - std::backtrace_rs::backtrace::libunwind::trace::ha9053a9a07ca49cb
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55febf671d0a - std::backtrace_rs::backtrace::trace_unsynchronized::h9c2852a457ad564e
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55febf671d0a - std::sys_common::backtrace::_print_fmt::h457936fbfaa0070f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x55febf671d0a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h5779d7bf7f70cb0c
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55febf69539e - core::fmt::write::h5a4baaff1bcd3eb5
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/fmt/mod.rs:1232:17
[INFO] [stdout]    5:     0x55febf66f185 - std::io::Write::write_fmt::h478f79c628ef31d1
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/io/mod.rs:1684:15
[INFO] [stdout]    6:     0x55febf671ad5 - std::sys_common::backtrace::_print::h5fcdc36060f177e8
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x55febf671ad5 - std::sys_common::backtrace::print::h54ca9458b876c8bf
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x55febf67389f - std::panicking::default_hook::{{closure}}::hbe471161c7664ed6
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:271:22
[INFO] [stdout]    9:     0x55febf67355f - std::panicking::default_hook::ha3500da57aa4ac4f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:287:9
[INFO] [stdout]   10:     0x55febf644117 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hdf1b89dd137ece34
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:2001:9
[INFO] [stdout]   11:     0x55febf644117 - test::test_main::{{closure}}::h9081a79f20e75698
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:135:21
[INFO] [stdout]   12:     0x55febf673fcd - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6507bddc3eebb4a5
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:2001:9
[INFO] [stdout]   13:     0x55febf673fcd - std::panicking::rust_panic_with_hook::h50c09d000dc561d2
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:696:13
[INFO] [stdout]   14:     0x55febf673d49 - std::panicking::begin_panic_handler::{{closure}}::h9e2b2176e00e0d9c
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:583:13
[INFO] [stdout]   15:     0x55febf672176 - std::sys_common::backtrace::__rust_end_short_backtrace::h5739b8e512c09d02
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   16:     0x55febf673a52 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:579:5
[INFO] [stdout]   17:     0x55febf60bb83 - core::panicking::panic_fmt::hf33a1475b4dc5c3e
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panicking.rs:64:14
[INFO] [stdout]   18:     0x55febf60be5f - core::panicking::assert_failed_inner::haf9816227b20b6f2
[INFO] [stdout]   19:     0x55febf60f74a - core::panicking::assert_failed::h379e6f5736c6521c
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panicking.rs:211:5
[INFO] [stdout]   20:     0x55febf614248 - gelato_rs::linked_list::tests::can_reverse::h5a4fc73ebe335802
[INFO] [stdout]                                at /opt/rustwide/workdir/src/linked_list.rs:335:9
[INFO] [stdout]   21:     0x55febf614097 - gelato_rs::linked_list::tests::can_reverse::{{closure}}::h074239a1972c5ed0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/linked_list.rs:328:22
[INFO] [stdout]   22:     0x55febf60eaa5 - core::ops::function::FnOnce::call_once::h5c97c8742fc5fa48
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x55febf6494ff - core::ops::function::FnOnce::call_once::h7d969581be7d0075
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55febf6494ff - test::__rust_begin_short_backtrace::hca25a52684e56655
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:656:18
[INFO] [stdout]   25:     0x55febf61ab1c - test::run_test::{{closure}}::ha8ac744c4af1a4bb
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:647:30
[INFO] [stdout]   26:     0x55febf61ab1c - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7b411a9ed45bdecf
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x55febf6484c6 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd05328869a8ed200
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   28:     0x55febf6484c6 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0c601ce20bd5b2be
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   29:     0x55febf6484c6 - std::panicking::try::do_call::ha4be5c164fe30854
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stdout]   30:     0x55febf6484c6 - std::panicking::try::h604546f3609af05f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stdout]   31:     0x55febf6484c6 - std::panic::catch_unwind::h5bfa8afe44c9c2f9
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stdout]   32:     0x55febf6484c6 - test::run_test_in_process::hd50dee55dd63e6aa
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:679:27
[INFO] [stdout]   33:     0x55febf6484c6 - test::run_test::run_test_inner::{{closure}}::h4aa0f433aa85cea8
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:573:39
[INFO] [stdout]   34:     0x55febf615191 - test::run_test::run_test_inner::{{closure}}::had56431adf24b4d6
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:600:37
[INFO] [stdout]   35:     0x55febf615191 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha8d9890e0c73bf13
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:134:18
[INFO] [stdout]   36:     0x55febf61abab - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h251832bcb4a95327
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/thread/mod.rs:560:17
[INFO] [stdout]   37:     0x55febf61abab - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8fdff598fa414831
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   38:     0x55febf61abab - std::panicking::try::do_call::h455dd2f7764a950f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stdout]   39:     0x55febf61abab - std::panicking::try::had6f23b7b73ae72a
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stdout]   40:     0x55febf61abab - std::panic::catch_unwind::ha6a5ca3915b4dad0
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stdout]   41:     0x55febf61abab - std::thread::Builder::spawn_unchecked_::{{closure}}::h883b72ef75da6231
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/thread/mod.rs:559:30
[INFO] [stdout]   42:     0x55febf61abab - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb7dff73dc8bd2ccb
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x55febf678333 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h39990b24eedef2ab
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   44:     0x55febf678333 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h01a027258444143b
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   45:     0x55febf678333 - std::sys::unix::thread::Thread::new::thread_start::ha4f1cdd9c25884ba
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7fb2dddd5b43 - <unknown>
[INFO] [stdout]   47:     0x7fb2dde66bb4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     linked_list::tests::can_reverse
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "74cf5fd565ca58f2ccc1822d72d40dfb3276e38279419322f02f7673a1245fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74cf5fd565ca58f2ccc1822d72d40dfb3276e38279419322f02f7673a1245fee", kill_on_drop: false }`
[INFO] [stdout] 74cf5fd565ca58f2ccc1822d72d40dfb3276e38279419322f02f7673a1245fee
