[INFO] cloning repository https://github.com/Tunghohin/SysY-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tunghohin/SysY-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTunghohin%2FSysY-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTunghohin%2FSysY-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7da39b51b21150c757890aa8b41f259da807d5b
[INFO] checking Tunghohin/SysY-rs against f4dd856795debe636f2ba39a900f162f5abeb7e8 for pr-160904
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTunghohin%2FSysY-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Tunghohin/SysY-rs
[INFO] finished tweaking git repo https://github.com/Tunghohin/SysY-rs
[INFO] tweaked toml for git repo https://github.com/Tunghohin/SysY-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Tunghohin/SysY-rs on toolchain f4dd856795debe636f2ba39a900f162f5abeb7e8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Tunghohin/SysY-rs 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" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cc52f7717e3c30b4fac07feb53b98026d81aa84ace87f026f1c1fedbe5346be4
[INFO] running `Command { std: "docker" "start" "cc52f7717e3c30b4fac07feb53b98026d81aa84ace87f026f1c1fedbe5346be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc52f7717e3c30b4fac07feb53b98026d81aa84ace87f026f1c1fedbe5346be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cc52f7717e3c30b4fac07feb53b98026d81aa84ace87f026f1c1fedbe5346be4" "/opt/rustwide/cargo-home/bin/cargo" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc52f7717e3c30b4fac07feb53b98026d81aa84ace87f026f1c1fedbe5346be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cc52f7717e3c30b4fac07feb53b98026d81aa84ace87f026f1c1fedbe5346be4" "/opt/rustwide/cargo-home/bin/cargo" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]     Checking pest v2.8.1
[INFO] [stderr]    Compiling pest_meta v2.8.1
[INFO] [stderr]    Compiling pest_generator v2.8.1
[INFO] [stderr]    Compiling pest_derive v2.8.1
[INFO] [stderr]     Checking compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BuildConfig`
[INFO] [stdout]  --> src/formatter.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::parser::{BuildConfig, ast::*};
[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: `slice::RSplit`
[INFO] [stdout]  --> src/lexer/mod.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{fs, slice::RSplit};
[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::fs`
[INFO] [stdout]  --> src/formatter.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fs` and `slice::RSplit`
[INFO] [stdout]  --> src/lexer/mod.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{fs, slice::RSplit};
[INFO] [stdout]   |           ^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::Parser`
[INFO] [stdout]  --> src/parser/ast.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::parser::Parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::Rule`
[INFO] [stdout]  --> src/parser/ast.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::parser::Rule;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error::InputLocation` and `error::LineColLocation`
[INFO] [stdout]  --> src/parser/mod.rs:6:41
[INFO] [stdout]   |
[INFO] [stdout] 6 | use pest::{Parser, error::ErrorVariant, error::InputLocation, error::LineColLocation};
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::*`
[INFO] [stdout]  --> src/parser/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use ast::*;
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::Parser`
[INFO] [stdout]  --> src/parser/ast.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::parser::Parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::Rule`
[INFO] [stdout]  --> src/parser/ast.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::parser::Rule;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error::InputLocation` and `error::LineColLocation`
[INFO] [stdout]  --> src/parser/mod.rs:6:41
[INFO] [stdout]   |
[INFO] [stdout] 6 | use pest::{Parser, error::ErrorVariant, error::InputLocation, error::LineColLocation};
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::*`
[INFO] [stdout]  --> src/parser/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use ast::*;
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lexer/token.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |             _ => { unreachable!() }
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/lexer/token.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout]  64 |             TokenKind::Unknown => "Unknown",
[INFO] [stdout]     |             ------------------ matches some of the same values
[INFO] [stdout]  65 |             TokenKind::Eof => "EOF",
[INFO] [stdout]     |             -------------- matches some of the same values
[INFO] [stdout]  66 |
[INFO] [stdout]  67 |             TokenKind::Const => "CONST",
[INFO] [stdout]     |             ---------------- matches some of the same values
[INFO] [stdout]  68 |             TokenKind::Int => "INT",
[INFO] [stdout]     |             -------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 105 |             _ => { unreachable!() }
[INFO] [stdout]     |             ^ ...and 32 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lexer/token.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |             _ => { unreachable!() }
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/lexer/token.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout]  64 |             TokenKind::Unknown => "Unknown",
[INFO] [stdout]     |             ------------------ matches some of the same values
[INFO] [stdout]  65 |             TokenKind::Eof => "EOF",
[INFO] [stdout]     |             -------------- matches some of the same values
[INFO] [stdout]  66 |
[INFO] [stdout]  67 |             TokenKind::Const => "CONST",
[INFO] [stdout]     |             ---------------- matches some of the same values
[INFO] [stdout]  68 |             TokenKind::Int => "INT",
[INFO] [stdout]     |             -------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 105 |             _ => { unreachable!() }
[INFO] [stdout]     |             ^ ...and 32 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SysYLexer` is never constructed
[INFO] [stdout]   --> src/lexer/mod.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) struct SysYLexer;
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokenize` is never used
[INFO] [stdout]   --> src/lexer/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn tokenize(input: &str) -> Result<Vec<token::Token>, Vec<String>> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lexer/mod.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn tokenize(input: &str) -> Result<Vec<token::Token>, Vec<String>> {
[INFO] [stdout]    |                        ^^^^                ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn tokenize(input: &str) -> Result<Vec<token::Token<'_>>, Vec<String>> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lexer/mod.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn tokenize(input: &str) -> Result<Vec<token::Token>, Vec<String>> {
[INFO] [stdout]    |                        ^^^^                ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn tokenize(input: &str) -> Result<Vec<token::Token<'_>>, Vec<String>> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/parser/mod.rs:776:5
[INFO] [stdout]     |
[INFO] [stdout] 776 |     display_ast(&src);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 776 |     let _ = display_ast(&src);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.97s
[INFO] running `Command { std: "docker" "inspect" "cc52f7717e3c30b4fac07feb53b98026d81aa84ace87f026f1c1fedbe5346be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc52f7717e3c30b4fac07feb53b98026d81aa84ace87f026f1c1fedbe5346be4", kill_on_drop: false }`
[INFO] [stdout] cc52f7717e3c30b4fac07feb53b98026d81aa84ace87f026f1c1fedbe5346be4
