[INFO] cloning repository https://github.com/McArthur-Alford/PL0
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/McArthur-Alford/PL0" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMcArthur-Alford%2FPL0", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMcArthur-Alford%2FPL0'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 901d09061a260ebaaeee854653258e952295b87f
[INFO] testing McArthur-Alford/PL0 against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMcArthur-Alford%2FPL0" "/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/McArthur-Alford/PL0
[INFO] finished tweaking git repo https://github.com/McArthur-Alford/PL0
[INFO] tweaked toml for git repo https://github.com/McArthur-Alford/PL0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/McArthur-Alford/PL0 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/McArthur-Alford/PL0 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 338d4f303affbd1cbfda347faffef0f3fd7b98ee6062c56e8b37e5855dcc765e
[INFO] running `Command { std: "docker" "start" "-a" "338d4f303affbd1cbfda347faffef0f3fd7b98ee6062c56e8b37e5855dcc765e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "338d4f303affbd1cbfda347faffef0f3fd7b98ee6062c56e8b37e5855dcc765e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "338d4f303affbd1cbfda347faffef0f3fd7b98ee6062c56e8b37e5855dcc765e", kill_on_drop: false }`
[INFO] [stdout] 338d4f303affbd1cbfda347faffef0f3fd7b98ee6062c56e8b37e5855dcc765e
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b690f78e4004eb36820dd85b5de2b5e3d53b259e8b0b96936267e913e389a251
[INFO] running `Command { std: "docker" "start" "-a" "b690f78e4004eb36820dd85b5de2b5e3d53b259e8b0b96936267e913e389a251", kill_on_drop: false }`
[INFO] [stderr]    Compiling PL0 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:82:29
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 let newPC = (self.PC as i32 + offset);
[INFO] [stdout]    |                             ^                       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 82 -                 let newPC = (self.PC as i32 + offset);
[INFO] [stdout] 82 +                 let newPC = self.PC as i32 + offset ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:112:33
[INFO] [stdout]     |
[INFO] [stdout] 112 |                     let newPC = (self.PC as i32 + offset);
[INFO] [stdout]     |                                 ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 112 -                     let newPC = (self.PC as i32 + offset);
[INFO] [stdout] 112 +                     let newPC = self.PC as i32 + offset ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:126:33
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     let newPC = (self.PC as i32 + offset);
[INFO] [stdout]     |                                 ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 126 -                     let newPC = (self.PC as i32 + offset);
[INFO] [stdout] 126 +                     let newPC = self.PC as i32 + offset ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OPCODE` is never used
[INFO] [stdout]  --> src/main.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum OPCODE {
[INFO] [stdout]   |      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StackMachine` is never constructed
[INFO] [stdout]   --> src/main.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct StackMachine {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StepResult` is never constructed
[INFO] [stdout]   --> src/main.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct StepResult {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `load`, `step`, and `run` are never used
[INFO] [stdout]    --> src/main.rs:37:8
[INFO] [stdout]     |
[INFO] [stdout]  36 | impl StackMachine {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout]  37 |     fn new() -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  46 |     fn load(&mut self, program: Vec<OPCODE>) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  52 |     fn step(&mut self) -> Result<Option<i32>, String> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 148 |     fn run(&mut self) -> Vec<StepResult> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_results` is never used
[INFO] [stdout]    --> src/main.rs:168:4
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn print_results(results: Vec<StepResult>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Token` is never used
[INFO] [stdout]  --> src/token.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Token {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `read_token` is never used
[INFO] [stdout]   --> src/token.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Token {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 31 |     fn read_token(text: &String, a: usize, b: usize) -> (Token, usize) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read` is never used
[INFO] [stdout]   --> src/token.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn read(text: String) -> Vec<Token> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Stack` should have a snake case name
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Stack: Vec<i32>,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to snake case (notice the capitalization): `stack`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Variables` should have a snake case name
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Variables: HashMap<i32, i32>,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `variables`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Program` should have a snake case name
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Program: Vec<OPCODE>,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `program`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `PC` should have a snake case name
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     PC: usize
[INFO] [stdout]    |     ^^ help: convert the identifier to snake case: `pc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Location` should have a snake case name
[INFO] [stdout]   --> src/main.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     Location: usize,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to snake case: `location`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `OpCode` should have a snake case name
[INFO] [stdout]   --> src/main.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     OpCode: OPCODE,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to snake case: `op_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Result` should have a snake case name
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Result: Result<Option<i32>, String>
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to snake case: `result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newPC` should have a snake case name
[INFO] [stdout]   --> src/main.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 let newPC = (self.PC as i32 + offset);
[INFO] [stdout]    |                     ^^^^^ help: convert the identifier to snake case: `new_pc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newPC` should have a snake case name
[INFO] [stdout]    --> src/main.rs:112:25
[INFO] [stdout]     |
[INFO] [stdout] 112 |                     let newPC = (self.PC as i32 + offset);
[INFO] [stdout]     |                         ^^^^^ help: convert the identifier to snake case: `new_pc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newPC` should have a snake case name
[INFO] [stdout]    --> src/main.rs:126:25
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     let newPC = (self.PC as i32 + offset);
[INFO] [stdout]     |                         ^^^^^ help: convert the identifier to snake case: `new_pc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "b690f78e4004eb36820dd85b5de2b5e3d53b259e8b0b96936267e913e389a251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b690f78e4004eb36820dd85b5de2b5e3d53b259e8b0b96936267e913e389a251", kill_on_drop: false }`
[INFO] [stdout] b690f78e4004eb36820dd85b5de2b5e3d53b259e8b0b96936267e913e389a251
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90ec3f765a92de1af95dba8cf858733feb5836d00d7125cc8c456cd64ff03c61
[INFO] running `Command { std: "docker" "start" "-a" "90ec3f765a92de1af95dba8cf858733feb5836d00d7125cc8c456cd64ff03c61", kill_on_drop: false }`
[INFO] [stderr]    Compiling PL0 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:82:29
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 let newPC = (self.PC as i32 + offset);
[INFO] [stdout]    |                             ^                       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 82 -                 let newPC = (self.PC as i32 + offset);
[INFO] [stdout] 82 +                 let newPC = self.PC as i32 + offset ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:112:33
[INFO] [stdout]     |
[INFO] [stdout] 112 |                     let newPC = (self.PC as i32 + offset);
[INFO] [stdout]     |                                 ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 112 -                     let newPC = (self.PC as i32 + offset);
[INFO] [stdout] 112 +                     let newPC = self.PC as i32 + offset ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:126:33
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     let newPC = (self.PC as i32 + offset);
[INFO] [stdout]     |                                 ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 126 -                     let newPC = (self.PC as i32 + offset);
[INFO] [stdout] 126 +                     let newPC = self.PC as i32 + offset ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/main.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 | /         /**
[INFO] [stdout] 232 | |          * var
[INFO] [stdout] 233 | |          *  x: int; i: int;
[INFO] [stdout] 234 | |          * begin
[INFO] [stdout] ...   |
[INFO] [stdout] 242 | |          * end
[INFO] [stdout] 243 | |          */
[INFO] [stdout]     | |___________^
[INFO] [stdout] 244 |           let mut machine = StackMachine::new();
[INFO] [stdout]     |           -------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `JMP`, `LDF`, `BRT`, `BRF`, and `WRT` are never constructed
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | enum OPCODE {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     JMP,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     LDF, // Load Frame
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 16 |     BRT, // Branch True
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 17 |     BRF, // Branch False
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 18 |     WRT, // Write
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OPCODE` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Stack` should have a snake case name
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Stack: Vec<i32>,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to snake case (notice the capitalization): `stack`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Variables` should have a snake case name
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Variables: HashMap<i32, i32>,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `variables`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Program` should have a snake case name
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Program: Vec<OPCODE>,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `program`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `PC` should have a snake case name
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     PC: usize
[INFO] [stdout]    |     ^^ help: convert the identifier to snake case: `pc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Location` should have a snake case name
[INFO] [stdout]   --> src/main.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     Location: usize,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to snake case: `location`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `OpCode` should have a snake case name
[INFO] [stdout]   --> src/main.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     OpCode: OPCODE,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to snake case: `op_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Result` should have a snake case name
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Result: Result<Option<i32>, String>
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to snake case: `result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newPC` should have a snake case name
[INFO] [stdout]   --> src/main.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 let newPC = (self.PC as i32 + offset);
[INFO] [stdout]    |                     ^^^^^ help: convert the identifier to snake case: `new_pc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newPC` should have a snake case name
[INFO] [stdout]    --> src/main.rs:112:25
[INFO] [stdout]     |
[INFO] [stdout] 112 |                     let newPC = (self.PC as i32 + offset);
[INFO] [stdout]     |                         ^^^^^ help: convert the identifier to snake case: `new_pc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newPC` should have a snake case name
[INFO] [stdout]    --> src/main.rs:126:25
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     let newPC = (self.PC as i32 + offset);
[INFO] [stdout]     |                         ^^^^^ help: convert the identifier to snake case: `new_pc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Tests` should have a snake case name
[INFO] [stdout]    --> src/token.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | mod Tests {
[INFO] [stdout]     |     ^^^^^ help: convert the identifier to snake case: `tests`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "90ec3f765a92de1af95dba8cf858733feb5836d00d7125cc8c456cd64ff03c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90ec3f765a92de1af95dba8cf858733feb5836d00d7125cc8c456cd64ff03c61", kill_on_drop: false }`
[INFO] [stdout] 90ec3f765a92de1af95dba8cf858733feb5836d00d7125cc8c456cd64ff03c61
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d5e7551ce9db450274a0f2f64bd052f1e5f7546e08e82d5c31c851ed8d6e074
[INFO] running `Command { std: "docker" "start" "-a" "9d5e7551ce9db450274a0f2f64bd052f1e5f7546e08e82d5c31c851ed8d6e074", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/main.rs:82:29
[INFO] [stderr]    |
[INFO] [stderr] 82 |                 let newPC = (self.PC as i32 + offset);
[INFO] [stderr]    |                             ^                       ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 82 -                 let newPC = (self.PC as i32 + offset);
[INFO] [stderr] 82 +                 let newPC = self.PC as i32 + offset ;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/main.rs:112:33
[INFO] [stderr]     |
[INFO] [stderr] 112 |                     let newPC = (self.PC as i32 + offset);
[INFO] [stderr]     |                                 ^                       ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 112 -                     let newPC = (self.PC as i32 + offset);
[INFO] [stderr] 112 +                     let newPC = self.PC as i32 + offset ;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/main.rs:126:33
[INFO] [stderr]     |
[INFO] [stderr] 126 |                     let newPC = (self.PC as i32 + offset);
[INFO] [stderr]     |                                 ^                       ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 126 -                     let newPC = (self.PC as i32 + offset);
[INFO] [stderr] 126 +                     let newPC = self.PC as i32 + offset ;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/main.rs:231:9
[INFO] [stderr]     |
[INFO] [stderr] 231 | /         /**
[INFO] [stderr] 232 | |          * var
[INFO] [stderr] 233 | |          *  x: int; i: int;
[INFO] [stderr] 234 | |          * begin
[INFO] [stderr] ...   |
[INFO] [stderr] 242 | |          * end
[INFO] [stderr] 243 | |          */
[INFO] [stderr]     | |___________^
[INFO] [stderr] 244 |           let mut machine = StackMachine::new();
[INFO] [stderr]     |           -------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `JMP`, `LDF`, `BRT`, `BRF`, and `WRT` are never constructed
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr]  7 | enum OPCODE {
[INFO] [stderr]    |      ------ variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 12 |     JMP,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 15 |     LDF, // Load Frame
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 16 |     BRT, // Branch True
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 17 |     BRF, // Branch False
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 18 |     WRT, // Write
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `OPCODE` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Stack` should have a snake case name
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     Stack: Vec<i32>,
[INFO] [stderr]    |     ^^^^^ help: convert the identifier to snake case (notice the capitalization): `stack`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Variables` should have a snake case name
[INFO] [stderr]   --> src/main.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Variables: HashMap<i32, i32>,
[INFO] [stderr]    |     ^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `variables`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Program` should have a snake case name
[INFO] [stderr]   --> src/main.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     Program: Vec<OPCODE>,
[INFO] [stderr]    |     ^^^^^^^ help: convert the identifier to snake case: `program`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `PC` should have a snake case name
[INFO] [stderr]   --> src/main.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     PC: usize
[INFO] [stderr]    |     ^^ help: convert the identifier to snake case: `pc`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Location` should have a snake case name
[INFO] [stderr]   --> src/main.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     Location: usize,
[INFO] [stderr]    |     ^^^^^^^^ help: convert the identifier to snake case: `location`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `OpCode` should have a snake case name
[INFO] [stderr]   --> src/main.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     OpCode: OPCODE,
[INFO] [stderr]    |     ^^^^^^ help: convert the identifier to snake case: `op_code`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Result` should have a snake case name
[INFO] [stderr]   --> src/main.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     Result: Result<Option<i32>, String>
[INFO] [stderr]    |     ^^^^^^ help: convert the identifier to snake case: `result`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `newPC` should have a snake case name
[INFO] [stderr]   --> src/main.rs:82:21
[INFO] [stderr]    |
[INFO] [stderr] 82 |                 let newPC = (self.PC as i32 + offset);
[INFO] [stderr]    |                     ^^^^^ help: convert the identifier to snake case: `new_pc`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `newPC` should have a snake case name
[INFO] [stderr]    --> src/main.rs:112:25
[INFO] [stderr]     |
[INFO] [stderr] 112 |                     let newPC = (self.PC as i32 + offset);
[INFO] [stderr]     |                         ^^^^^ help: convert the identifier to snake case: `new_pc`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `newPC` should have a snake case name
[INFO] [stderr]    --> src/main.rs:126:25
[INFO] [stderr]     |
[INFO] [stderr] 126 |                     let newPC = (self.PC as i32 + offset);
[INFO] [stderr]     |                         ^^^^^ help: convert the identifier to snake case: `new_pc`
[INFO] [stderr] 
[INFO] [stderr] warning: module `Tests` should have a snake case name
[INFO] [stderr]    --> src/token.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 | mod Tests {
[INFO] [stderr]     |     ^^^^^ help: convert the identifier to snake case: `tests`
[INFO] [stderr] 
[INFO] [stderr] warning: `PL0` (bin "PL0" test) generated 16 warnings (run `cargo fix --bin "PL0" -p PL0 --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/PL0-db11be1ef3422c7d)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_add ... ok
[INFO] [stdout] test tests::test_sub ... ok
[INFO] [stdout] test tests::test_mul ... ok
[INFO] [stdout] test token::Tests::test_read_token ... ok
[INFO] [stdout] test token::Tests::test_read_token_2 ... ok
[INFO] [stdout] test token::Tests::test_read_program ... FAILED
[INFO] [stdout] test tests::test_q2 ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- token::Tests::test_read_program stdout ----
[INFO] [stdout] IF =?= IF
[INFO] [stdout] IDENTIFIER("x") =?= IDENTIFIER("x")
[INFO] [stdout] EQUIV =?= IDENTIFIER("x")
[INFO] [stdout] 
[INFO] [stdout] thread 'token::Tests::test_read_program' (29) panicked at src/token.rs:159:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: [IF, IDENTIFIER("x"), EQUIV, NUMBER(1), THEN, IDENTIFIER("x"), ASSIGN, IDENTIFIER("y"), PLUS, NUMBER(2), ELSE, IDENTIFIER("x"), ASSIGN, NUMBER(0), END, IDENTIFIER("x"), ASSIGN, IDENTIFIER("x"), PLUS, NUMBER(1), SEMICOLON]
[INFO] [stdout]  right: [IF, IDENTIFIER("x"), IDENTIFIER("x")]
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6325c99669d2 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6325c99669d2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6325c99669d2 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6325c99669d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6325c9976bda - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6325c9976bda - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x6325c9935956 - std::io::default_write_fmt::hd23bd8145c03a23a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6325c9935956 - std::io::Write::write_fmt::hdd3314a2bd8a34bd
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x6325c9945eb9 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x6325c9945eb9 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6325c9945d51 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x6325c990a3fe - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x6325c990a3fe - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6325c9946132 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x6325c9946132 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x6325c9945f78 - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x6325c9941509 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x6325c992a54d - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x6325c997e48c - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x6325c997e343 - core::panicking::assert_failed_inner::h5aabe811ef142622
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x6325c98e1e62 - core::panicking::assert_failed::hb3d24a8afb734f44
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x6325c98e48d6 - PL0::token::Tests::test_read_program::h776f6cde848f3c05
[INFO] [stdout]                                at /opt/rustwide/workdir/src/token.rs:159:9
[INFO] [stdout]   22:     0x6325c98e4ae7 - PL0::token::Tests::test_read_program::{{closure}}::h01d064884dd8c543
[INFO] [stdout]                                at /opt/rustwide/workdir/src/token.rs:126:27
[INFO] [stdout]   23:     0x6325c98e52b6 - core::ops::function::FnOnce::call_once::h46c6db5714ca9b25
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x6325c990a1fb - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6325c990a1fb - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x6325c991dbca - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x6325c991dbca - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x6325c991dbca - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x6325c991dbca - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x6325c991dbca - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x6325c991dbca - test::run_test_in_process::h6099b5f871379b13
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x6325c991dbca - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x6325c98f8024 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x6325c98f8024 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x6325c98fb8e2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x6325c98fb8e2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x6325c98fb8e2 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x6325c98fb8e2 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x6325c98fb8e2 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x6325c98fb8e2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x6325c98fb8e2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x6325c993c79f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x6325c993c79f - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   44:     0x73def56fcaa4 - <unknown>
[INFO] [stdout]   45:     0x73def5789a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_q2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_q2' (27) panicked at src/main.rs:153:38:
[INFO] [stdout] index out of bounds: the len is 6 but the index is 6
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6325c99669d2 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6325c99669d2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6325c99669d2 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6325c99669d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6325c9976bda - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6325c9976bda - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x6325c9935956 - std::io::default_write_fmt::hd23bd8145c03a23a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6325c9935956 - std::io::Write::write_fmt::hdd3314a2bd8a34bd
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x6325c9945eb9 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x6325c9945eb9 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6325c9945d51 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x6325c990a3fe - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x6325c990a3fe - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6325c9946132 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x6325c9946132 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x6325c9945f78 - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x6325c9941509 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x6325c992a54d - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x6325c997e48c - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x6325c997e27c - core::panicking::panic_bounds_check::hb07d67a86f4fe85d
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:271:5
[INFO] [stdout]   20:     0x6325c98e2404 - <usize as core::slice::index::SliceIndex<[T]>>::index::h921117580046112c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/slice/index.rs:272:10
[INFO] [stdout]   21:     0x6325c98dabe3 - core::slice::index::<impl core::ops::index::Index<I> for [T]>::index::h904bb80f2236cc85
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/slice/index.rs:19:15
[INFO] [stdout]   22:     0x6325c98dabe3 - <alloc::vec::Vec<T,A> as core::ops::index::Index<I>>::index::h6ee36b36b8640d34
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/vec/mod.rs:3740:9
[INFO] [stdout]   23:     0x6325c98d6b1e - PL0::StackMachine::run::h2116ebfd9814a76e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:153:38
[INFO] [stdout]   24:     0x6325c98df27e - PL0::tests::test_q2::h2214fe2722030518
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:250:31
[INFO] [stdout]   25:     0x6325c98df327 - PL0::tests::test_q2::{{closure}}::h1cea23435f58c325
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:230:17
[INFO] [stdout]   26:     0x6325c98e5336 - core::ops::function::FnOnce::call_once::h53cce60d9459cfe6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x6325c990a1fb - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x6325c990a1fb - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stdout]   29:     0x6325c991dbca - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stdout]   30:     0x6325c991dbca - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   31:     0x6325c991dbca - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   32:     0x6325c991dbca - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   33:     0x6325c991dbca - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   34:     0x6325c991dbca - test::run_test_in_process::h6099b5f871379b13
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stdout]   35:     0x6325c991dbca - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stdout]   36:     0x6325c98f8024 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stdout]   37:     0x6325c98f8024 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   38:     0x6325c98fb8e2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   39:     0x6325c98fb8e2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   40:     0x6325c98fb8e2 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   41:     0x6325c98fb8e2 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   42:     0x6325c98fb8e2 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x6325c98fb8e2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   44:     0x6325c98fb8e2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   45:     0x6325c993c79f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   46:     0x6325c993c79f - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   47:     0x73def56fcaa4 - <unknown>
[INFO] [stderr] error: test failed, to rerun pass `--bin PL0`
[INFO] [stdout]   48:     0x73def5789a64 - clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_q2
[INFO] [stdout]     token::Tests::test_read_program
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9d5e7551ce9db450274a0f2f64bd052f1e5f7546e08e82d5c31c851ed8d6e074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d5e7551ce9db450274a0f2f64bd052f1e5f7546e08e82d5c31c851ed8d6e074", kill_on_drop: false }`
[INFO] [stdout] 9d5e7551ce9db450274a0f2f64bd052f1e5f7546e08e82d5c31c851ed8d6e074
