[INFO] cloning repository https://github.com/AlexanderWatts/visitor-pattern-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexanderWatts/visitor-pattern-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderWatts%2Fvisitor-pattern-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderWatts%2Fvisitor-pattern-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e790e3fe886142f913cb3086a233ccef8dd4f1e4
[INFO] checking AlexanderWatts/visitor-pattern-rust against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderWatts%2Fvisitor-pattern-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AlexanderWatts/visitor-pattern-rust
[INFO] finished tweaking git repo https://github.com/AlexanderWatts/visitor-pattern-rust
[INFO] tweaked toml for git repo https://github.com/AlexanderWatts/visitor-pattern-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AlexanderWatts/visitor-pattern-rust on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AlexanderWatts/visitor-pattern-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a9d9de0c001c1edebfa64f90031787b348b492e2bdc40bbbdcae175df7d3514
[INFO] running `Command { std: "docker" "start" "-a" "4a9d9de0c001c1edebfa64f90031787b348b492e2bdc40bbbdcae175df7d3514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a9d9de0c001c1edebfa64f90031787b348b492e2bdc40bbbdcae175df7d3514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a9d9de0c001c1edebfa64f90031787b348b492e2bdc40bbbdcae175df7d3514", kill_on_drop: false }`
[INFO] [stdout] 4a9d9de0c001c1edebfa64f90031787b348b492e2bdc40bbbdcae175df7d3514
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d6dfdcdaf92cc6d7841ebe8c90c3cfc75561192d7f1c5da161c83650558cfaf
[INFO] running `Command { std: "docker" "start" "-a" "7d6dfdcdaf92cc6d7841ebe8c90c3cfc75561192d7f1c5da161c83650558cfaf", kill_on_drop: false }`
[INFO] [stderr]     Checking jtool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/parser_update/nodes.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{BTreeMap, HashMap};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/parser_update/nodes.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{BTreeMap, HashMap};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `depth` is never read
[INFO] [stdout]    --> src/parser_update/nodes.rs:296:17
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 depth -= 1;
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `depth` is never read
[INFO] [stdout]    --> src/parser_update/nodes.rs:342:17
[INFO] [stdout]     |
[INFO] [stdout] 342 |                 depth -= 1;
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parser`
[INFO] [stdout]    --> src/parser_update/nodes.rs:468:17
[INFO] [stdout]     |
[INFO] [stdout] 468 |         let mut parser = Parser::new(vec![
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parser`
[INFO] [stdout]    --> src/parser_update/nodes.rs:491:17
[INFO] [stdout]     |
[INFO] [stdout] 491 |         let mut parser = Parser::new(vec![
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser_update/nodes.rs:468:13
[INFO] [stdout]     |
[INFO] [stdout] 468 |         let mut parser = Parser::new(vec![
[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/parser_update/nodes.rs:491:13
[INFO] [stdout]     |
[INFO] [stdout] 491 |         let mut parser = Parser::new(vec![
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Client` is never used
[INFO] [stdout]   --> src/client/mod.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | trait Client {
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Hospital` is never constructed
[INFO] [stdout]   --> src/client/mod.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Hospital {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Bank` is never constructed
[INFO] [stdout]   --> src/client/mod.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Bank {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Visitor` is never used
[INFO] [stdout]   --> src/client/mod.rs:40:7
[INFO] [stdout]    |
[INFO] [stdout] 40 | trait Visitor {
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmailSender` is never constructed
[INFO] [stdout]   --> src/client/mod.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct EmailSender;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send` is never used
[INFO] [stdout]   --> src/client/mod.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl EmailSender {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 48 |     pub fn send(&self, client: &dyn Client) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Eof` is never constructed
[INFO] [stdout]   --> src/parser_update/nodes.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub enum TokenType {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     Eof,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Null` is never constructed
[INFO] [stdout]   --> src/parser_update/nodes.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Literal {
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 49 |     Null,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Literal` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_eof` is never used
[INFO] [stdout]    --> src/parser_update/nodes.rs:240:8
[INFO] [stdout]     |
[INFO] [stdout] 87  | impl Parser {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 240 |     fn is_eof(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `depth` is never read
[INFO] [stdout]    --> src/parser_update/nodes.rs:296:17
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 depth -= 1;
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `depth` is never read
[INFO] [stdout]    --> src/parser_update/nodes.rs:342:17
[INFO] [stdout]     |
[INFO] [stdout] 342 |                 depth -= 1;
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Visitor` is never used
[INFO] [stdout]  --> src/ast/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Visitor<T> {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AstNode` is never used
[INFO] [stdout]  --> src/ast/mod.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait AstNode {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AstPrinter` is never constructed
[INFO] [stdout]  --> src/ast/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct AstPrinter;
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Property` is never constructed
[INFO] [stdout]   --> src/ast/mod.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Property {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/mod.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Property {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 27 |     pub fn new(identifier: &str, colon: &str, value: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Client` is never used
[INFO] [stdout]   --> src/client/mod.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | trait Client {
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Hospital` is never constructed
[INFO] [stdout]   --> src/client/mod.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Hospital {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Bank` is never constructed
[INFO] [stdout]   --> src/client/mod.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Bank {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Visitor` is never used
[INFO] [stdout]   --> src/client/mod.rs:40:7
[INFO] [stdout]    |
[INFO] [stdout] 40 | trait Visitor {
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmailSender` is never constructed
[INFO] [stdout]   --> src/client/mod.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct EmailSender;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send` is never used
[INFO] [stdout]   --> src/client/mod.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl EmailSender {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 48 |     pub fn send(&self, client: &dyn Client) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenType` is never used
[INFO] [stdout]  --> src/parser_update/nodes.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum TokenType {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]   --> src/parser_update/nodes.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Token {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/parser_update/nodes.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Token {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 29 |     pub fn new(token_type: TokenType, literal: Literal) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Visitor` is never used
[INFO] [stdout]   --> src/parser_update/nodes.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait Visitor<T> {
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Literal` is never used
[INFO] [stdout]   --> src/parser_update/nodes.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Literal {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Node` is never used
[INFO] [stdout]   --> src/parser_update/nodes.rs:64:10
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub enum Node {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `accept` is never used
[INFO] [stdout]   --> src/parser_update/nodes.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | impl Node {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 72 |     pub fn accept<T>(&self, visitor: &dyn Visitor<T>) -> T {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Parser` is never constructed
[INFO] [stdout]   --> src/parser_update/nodes.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub struct Parser {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/parser_update/nodes.rs:88:12
[INFO] [stdout]     |
[INFO] [stdout] 87  | impl Parser {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 88  |     pub fn new(tokens: Vec<Token>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 92  |     pub fn parse(&mut self) -> Result<Node, String> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96  |     fn parse_object(&mut self) -> Result<Node, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     fn parse_property(&mut self) -> Result<Node, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |     fn parse_list(&mut self) -> Result<Node, String> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 |     fn parse_literal(&mut self) -> Result<Node, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 |     fn get_or_error(&mut self, token_type: TokenType, error: &str) -> Result<&Token, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 |     fn match_token(&mut self, token_type: TokenType) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 230 |     fn get_token_advance(&mut self) -> &Token {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 236 |     fn get_current_token(&self) -> &Token {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 240 |     fn is_eof(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PrettyPrint` is never constructed
[INFO] [stdout]    --> src/parser_update/nodes.rs:245:8
[INFO] [stdout]     |
[INFO] [stdout] 245 | struct PrettyPrint;
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `print`, `dfs`, and `trav` are never used
[INFO] [stdout]    --> src/parser_update/nodes.rs:248:12
[INFO] [stdout]     |
[INFO] [stdout] 247 | impl PrettyPrint {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] 248 |     pub fn print(&self, root: &Node) -> String {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 252 |     pub fn dfs(&self, root: &Node) -> String {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |     fn trav(&self, node: &Node, mut depth: u32) -> String {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "7d6dfdcdaf92cc6d7841ebe8c90c3cfc75561192d7f1c5da161c83650558cfaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d6dfdcdaf92cc6d7841ebe8c90c3cfc75561192d7f1c5da161c83650558cfaf", kill_on_drop: false }`
[INFO] [stdout] 7d6dfdcdaf92cc6d7841ebe8c90c3cfc75561192d7f1c5da161c83650558cfaf
