[INFO] cloning repository https://github.com/ColdRain-Moro/compiler-learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ColdRain-Moro/compiler-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColdRain-Moro%2Fcompiler-learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColdRain-Moro%2Fcompiler-learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e439b8c2a16d04262ae0d0aecc518c96cd25a35
[INFO] checking ColdRain-Moro/compiler-learning/5e439b8c2a16d04262ae0d0aecc518c96cd25a35 against try#ccf408f4326a858c00dd845a64a86b16f360a801 for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColdRain-Moro%2Fcompiler-learning" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ColdRain-Moro/compiler-learning on toolchain ccf408f4326a858c00dd845a64a86b16f360a801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ColdRain-Moro/compiler-learning
[INFO] finished tweaking git repo https://github.com/ColdRain-Moro/compiler-learning
[INFO] tweaked toml for git repo https://github.com/ColdRain-Moro/compiler-learning written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ColdRain-Moro/compiler-learning 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" "+ccf408f4326a858c00dd845a64a86b16f360a801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fa6daccc7c9375249ece72f53fbcfb6e7b33ef76cc0305c698eb0c5eb48b0ea
[INFO] running `Command { std: "docker" "start" "-a" "7fa6daccc7c9375249ece72f53fbcfb6e7b33ef76cc0305c698eb0c5eb48b0ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fa6daccc7c9375249ece72f53fbcfb6e7b33ef76cc0305c698eb0c5eb48b0ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa6daccc7c9375249ece72f53fbcfb6e7b33ef76cc0305c698eb0c5eb48b0ea", kill_on_drop: false }`
[INFO] [stdout] 7fa6daccc7c9375249ece72f53fbcfb6e7b33ef76cc0305c698eb0c5eb48b0ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0402468320ae88023b86402ba67793fdda14b3d744f05fd94ccfa491fab3780
[INFO] running `Command { std: "docker" "start" "-a" "d0402468320ae88023b86402ba67793fdda14b3d744f05fd94ccfa491fab3780", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Migrating Cargo.toml from 2021 edition to 2024
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling parking_lot_core v0.9.6
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]     Checking key-node-list v0.0.5
[INFO] [stderr]     Checking koopa v0.0.6
[INFO] [stderr]    Compiling petgraph v0.6.2
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling string_cache v0.8.4
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]     Checking lalrpop-util v0.19.8
[INFO] [stderr]    Compiling lalrpop v0.19.8
[INFO] [stderr]    Compiling compiler-learning v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating build.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating src/main.rs from 2021 edition to 2024
[INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `compiler_learning`
[INFO] [stderr] 
[INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files:
[INFO] [stderr] 
[INFO] [stderr]   * src/backend/gen.rs
[INFO] [stderr]   * src/frontend/context.rs
[INFO] [stderr]   * src/frontend/gen.rs
[INFO] [stderr] 
[INFO] [stderr] This likely indicates a bug in either rustc or cargo itself,
[INFO] [stderr] and we would appreciate a bug report! You're likely to see
[INFO] [stderr] a number of compiler warnings after this message which cargo
[INFO] [stderr] attempted to fix but failed. If you could open an issue at
[INFO] [stderr] https://github.com/rust-lang/rust/issues
[INFO] [stderr] quoting the full output of this command we'd be very appreciative!
[INFO] [stderr] Note that you may be able to make some more progress in the near-term
[INFO] [stderr] fixing code with the `--broken-code` flag
[INFO] [stderr] 
[INFO] [stderr] The following errors were reported:
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/frontend/context.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 |   ($scopes:expr_2021) => {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/frontend/context.rs:26:4
[INFO] [stderr]    |
[INFO] [stderr] 26 |   ($scopes:expr_2021) => {
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]  --> src/main.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::backend::gen::Gen;
[INFO] [stdout]   |                     ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]   = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout]   = note: `--force-warn keyword-idents-2024` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]  --> src/main.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::frontend::gen::compile_koopa;
[INFO] [stdout]   |                      ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]   = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `codes`
[INFO] [stderr]  --> src/backend/gen.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn generate(&self, codes: &mut Vec<String>) {
[INFO] [stderr]   |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_codes`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `codes`
[INFO] [stderr]   --> src/backend/gen.rs:11:36
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn visit_with_func_data(&self, codes: &mut Vec<String>, func_data: &FunctionData) {
[INFO] [stderr]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_codes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `func_data`
[INFO] [stderr]   --> src/backend/gen.rs:11:61
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn visit_with_func_data(&self, codes: &mut Vec<String>, func_data: &FunctionData) {
[INFO] [stderr]    |                                                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_func_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `is_void`
[INFO] [stderr]    --> src/frontend/gen.rs:630:33
[INFO] [stderr]     |
[INFO] [stderr] 630 |                 let (params_ty, is_void) = {
[INFO] [stderr]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_void`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] Original diagnostics will follow.
[INFO] [stderr] 
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]  --> src/backend/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod gen;
[INFO] [stdout]   |         ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]   = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]  --> src/frontend/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub mod gen;
[INFO] [stdout]   |         ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]   = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]   --> src/frontend/gen.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut gen = KoopaGenerator::new(vec![]);
[INFO] [stdout]    |             ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]    = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]   --> src/frontend/gen.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     gen.generate_on(&program).expect("koopa ir generation failed");
[INFO] [stdout]    |     ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]    = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]   --> src/frontend/gen.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Ok(std::str::from_utf8(&gen.writer()).unwrap().to_string())
[INFO] [stdout]    |                             ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]    = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::write`
[INFO] [stdout]  --> src/frontend/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FuncFParam`
[INFO] [stdout]  --> src/frontend/gen.rs:5:126
[INFO] [stdout]   |
[INFO] [stdout] 5 | ... ConstDef, ConstExp, ConstInitVal, Decl, EqExp, Exp, FuncDef, FuncFParam, FuncFParams, FuncType, GlobalDef, InitVal, LAndExp, LOrExp, ...
[INFO] [stdout]   |                                                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ValueBuilder`
[INFO] [stdout]  --> src/frontend/context.rs:3:77
[INFO] [stdout]   |
[INFO] [stdout] 3 | use koopa::ir::builder::{BasicBlockBuilder, LocalBuilder, LocalInstBuilder, ValueBuilder};
[INFO] [stdout]   |                                                                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/frontend/context.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |   ($scopes:expr) => {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout]    = note: `--force-warn edition-2024-expr-fragment-specifier` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 18 |   ($scopes:expr_2021) => {
[INFO] [stdout]    |            ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/frontend/context.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |   ($scopes:expr) => {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 26 |   ($scopes:expr_2021) => {
[INFO] [stdout]    |            ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ValueKind`
[INFO] [stdout]  --> src/frontend/eval.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use koopa::ir::{Program, ValueKind};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cur_func`
[INFO] [stdout]  --> src/frontend/eval.rs:3:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::frontend::context::{Context, CTValue, cur_func};
[INFO] [stdout]   |                                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `codes`
[INFO] [stdout]  --> src/backend/gen.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn generate(&self, codes: &mut Vec<String>) {
[INFO] [stdout]   |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_codes`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `codes`
[INFO] [stdout]   --> src/backend/gen.rs:11:36
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn visit_with_func_data(&self, codes: &mut Vec<String>, func_data: &FunctionData) {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_codes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func_data`
[INFO] [stdout]   --> src/backend/gen.rs:11:61
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn visit_with_func_data(&self, codes: &mut Vec<String>, func_data: &FunctionData) {
[INFO] [stdout]    |                                                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_func_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_void`
[INFO] [stdout]    --> src/frontend/gen.rs:630:33
[INFO] [stdout]     |
[INFO] [stdout] 630 |                 let (params_ty, is_void) = {
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_void`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/frontend/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Error {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] 11 |     DuplicatedDef,
[INFO] [stdout] 12 |     InvalidVarDef,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     FailedToEval,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 17 |     InvalidArrayLen,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 18 |     InvalidInit,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 19 |     ArrayAssign,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 20 |     NotInLoop,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 21 |     RetValInVoidFunc,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 22 |     DerefInt,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 23 |     UseVoidValue,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 24 |     ArgMismatch,
[INFO] [stdout] 25 |     NonIntCalc,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `entry` is never read
[INFO] [stdout]   --> src/frontend/context.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct FunctionInfo {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 33 |     func: Function,
[INFO] [stdout] 34 |     entry: BasicBlock,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `print` and `as_runtime` are never used
[INFO] [stdout]    --> src/frontend/context.rs:235:8
[INFO] [stdout]     |
[INFO] [stdout] 234 | impl CTValue {
[INFO] [stdout]     | ------------ methods in this implementation
[INFO] [stdout] 235 |     fn print(&self, context: &mut Context, program: &mut Program) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 244 |     fn as_runtime(&self) -> Value {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `to_triple` is never used
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/compiler-learning-d349568f895331bc/out/sysy.rs:6362:8
[INFO] [stdout]      |
[INFO] [stdout] 6360 | pub trait __ToTriple<'input, >
[INFO] [stdout]      |           ---------- associated function in this trait
[INFO] [stdout] 6361 | {
[INFO] [stdout] 6362 |     fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError<usize, Token<'input>, &'static str>>;
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]  --> src/main.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::backend::gen::Gen;
[INFO] [stdout]   |                     ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]   = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout]   = note: `--force-warn keyword-idents-2024` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `compiler_learning`
[INFO] [stderr] 
[INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files:
[INFO] [stderr] 
[INFO] [stderr]   * src/backend/gen.rs
[INFO] [stderr]   * src/frontend/context.rs
[INFO] [stderr]   * src/frontend/gen.rs
[INFO] [stderr] 
[INFO] [stderr] This likely indicates a bug in either rustc or cargo itself,
[INFO] [stderr] and we would appreciate a bug report! You're likely to see
[INFO] [stderr] a number of compiler warnings after this message which cargo
[INFO] [stderr] attempted to fix but failed. If you could open an issue at
[INFO] [stderr] https://github.com/rust-lang/rust/issues
[INFO] [stderr] quoting the full output of this command we'd be very appreciative!
[INFO] [stderr] Note that you may be able to make some more progress in the near-term
[INFO] [stderr] fixing code with the `--broken-code` flag
[INFO] [stderr] 
[INFO] [stderr] The following errors were reported:
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/frontend/context.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 |   ($scopes:expr_2021) => {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/frontend/context.rs:26:4
[INFO] [stderr]    |
[INFO] [stderr] 26 |   ($scopes:expr_2021) => {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `codes`
[INFO] [stderr]  --> src/backend/gen.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn generate(&self, codes: &mut Vec<String>) {
[INFO] [stderr]   |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_codes`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `codes`
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]  --> src/main.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::frontend::gen::compile_koopa;
[INFO] [stdout]   |                      ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]   = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   --> src/backend/gen.rs:11:36
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]  --> src/backend/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod gen;
[INFO] [stdout]   |         ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]   = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]  --> src/frontend/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub mod gen;
[INFO] [stdout]   |         ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]   = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 11 |     fn visit_with_func_data(&self, codes: &mut Vec<String>, func_data: &FunctionData) {
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]   --> src/frontend/gen.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut gen = KoopaGenerator::new(vec![]);
[INFO] [stdout]    |             ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]    = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_codes`
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]   --> src/frontend/gen.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     gen.generate_on(&program).expect("koopa ir generation failed");
[INFO] [stdout]    |     ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]    = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]   --> src/frontend/gen.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Ok(std::str::from_utf8(&gen.writer()).unwrap().to_string())
[INFO] [stdout]    |                             ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]    = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `func_data`
[INFO] [stdout] warning: unused import: `std::fmt::write`
[INFO] [stdout]  --> src/frontend/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   --> src/backend/gen.rs:11:61
[INFO] [stdout] warning: unused import: `FuncFParam`
[INFO] [stdout]  --> src/frontend/gen.rs:5:126
[INFO] [stdout]   |
[INFO] [stdout] 5 | ... ConstDef, ConstExp, ConstInitVal, Decl, EqExp, Exp, FuncDef, FuncFParam, FuncFParams, FuncType, GlobalDef, InitVal, LAndExp, LOrExp, ...
[INFO] [stdout]   |                                                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] warning: unused import: `ValueBuilder`
[INFO] [stdout]  --> src/frontend/context.rs:3:77
[INFO] [stdout]   |
[INFO] [stdout] 3 | use koopa::ir::builder::{BasicBlockBuilder, LocalBuilder, LocalInstBuilder, ValueBuilder};
[INFO] [stdout]   |                                                                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 11 |     fn visit_with_func_data(&self, codes: &mut Vec<String>, func_data: &FunctionData) {
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/frontend/context.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |   ($scopes:expr) => {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout]    = note: `--force-warn edition-2024-expr-fragment-specifier` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 18 |   ($scopes:expr_2021) => {
[INFO] [stdout]    |            ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    |                                                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_func_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `is_void`
[INFO] [stderr]    --> src/frontend/gen.rs:630:33
[INFO] [stderr]     |
[INFO] [stderr] 630 |                 let (params_ty, is_void) = {
[INFO] [stderr]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_void`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] Original diagnostics will follow.
[INFO] [stderr] 
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/frontend/context.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |   ($scopes:expr) => {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 26 |   ($scopes:expr_2021) => {
[INFO] [stdout]    |            ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ValueKind`
[INFO] [stdout]  --> src/frontend/eval.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use koopa::ir::{Program, ValueKind};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cur_func`
[INFO] [stdout]  --> src/frontend/eval.rs:3:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::frontend::context::{Context, CTValue, cur_func};
[INFO] [stdout]   |                                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `codes`
[INFO] [stdout]  --> src/backend/gen.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn generate(&self, codes: &mut Vec<String>) {
[INFO] [stdout]   |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_codes`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `codes`
[INFO] [stdout]   --> src/backend/gen.rs:11:36
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn visit_with_func_data(&self, codes: &mut Vec<String>, func_data: &FunctionData) {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_codes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func_data`
[INFO] [stdout]   --> src/backend/gen.rs:11:61
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn visit_with_func_data(&self, codes: &mut Vec<String>, func_data: &FunctionData) {
[INFO] [stdout]    |                                                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_func_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_void`
[INFO] [stdout]    --> src/frontend/gen.rs:630:33
[INFO] [stdout]     |
[INFO] [stdout] 630 |                 let (params_ty, is_void) = {
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_void`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/frontend/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Error {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] 11 |     DuplicatedDef,
[INFO] [stdout] 12 |     InvalidVarDef,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     FailedToEval,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 17 |     InvalidArrayLen,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 18 |     InvalidInit,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 19 |     ArrayAssign,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 20 |     NotInLoop,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 21 |     RetValInVoidFunc,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 22 |     DerefInt,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 23 |     UseVoidValue,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 24 |     ArgMismatch,
[INFO] [stdout] 25 |     NonIntCalc,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `entry` is never read
[INFO] [stdout]   --> src/frontend/context.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct FunctionInfo {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 33 |     func: Function,
[INFO] [stdout] 34 |     entry: BasicBlock,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `print` and `as_runtime` are never used
[INFO] [stdout]    --> src/frontend/context.rs:235:8
[INFO] [stdout]     |
[INFO] [stdout] 234 | impl CTValue {
[INFO] [stdout]     | ------------ methods in this implementation
[INFO] [stdout] 235 |     fn print(&self, context: &mut Context, program: &mut Program) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 244 |     fn as_runtime(&self) -> Value {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `to_triple` is never used
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/compiler-learning-d349568f895331bc/out/sysy.rs:6362:8
[INFO] [stdout]      |
[INFO] [stdout] 6360 | pub trait __ToTriple<'input, >
[INFO] [stdout]      |           ---------- associated function in this trait
[INFO] [stdout] 6361 | {
[INFO] [stdout] 6362 |     fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError<usize, Token<'input>, &'static str>>;
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.28s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr] Running `cargo check` to verify 2024
[INFO] [stderr]    Compiling compiler-learning v0.1.0 (/tmp/fixit)
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]  --> src/main.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::backend::gen::Gen;
[INFO] [stdout]   |                     ^^^ expected identifier, found reserved keyword
[INFO] [stdout]   |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::backend::r#gen::Gen;
[INFO] [stdout]   |                     ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]  --> src/main.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::backend::gen::Gen;
[INFO] [stdout]   |                     ^^^ expected identifier, found reserved keyword
[INFO] [stdout]   |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::backend::r#gen::Gen;
[INFO] [stdout]   |                     ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]  --> src/main.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::frontend::gen::compile_koopa;
[INFO] [stdout]   |                      ^^^ expected identifier, found reserved keyword
[INFO] [stdout]   |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::frontend::r#gen::compile_koopa;
[INFO] [stdout]   |                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]  --> src/main.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::frontend::gen::compile_koopa;
[INFO] [stdout]   |                      ^^^ expected identifier, found reserved keyword
[INFO] [stdout]   |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::frontend::r#gen::compile_koopa;
[INFO] [stdout]   |                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]  --> src/backend/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod gen;
[INFO] [stdout]   |         ^^^ expected identifier, found reserved keyword
[INFO] [stdout]   |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod r#gen;
[INFO] [stdout]   |         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]  --> src/backend/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod gen;
[INFO] [stdout]   |         ^^^ expected identifier, found reserved keyword
[INFO] [stdout]   |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod r#gen;
[INFO] [stdout]   |         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]  --> src/frontend/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub mod gen;
[INFO] [stdout]   |         ^^^ expected identifier, found reserved keyword
[INFO] [stdout]   |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub mod r#gen;
[INFO] [stdout]   |         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]  --> src/frontend/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub mod gen;
[INFO] [stdout]   |         ^^^ expected identifier, found reserved keyword
[INFO] [stdout]   |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub mod r#gen;
[INFO] [stdout]   |         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]   --> src/frontend/gen.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut gen = KoopaGenerator::new(vec![]);
[INFO] [stdout]    |             ^^^ expected identifier, found reserved keyword
[INFO] [stdout]    |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut r#gen = KoopaGenerator::new(vec![]);
[INFO] [stdout]    |             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found reserved keyword `gen`
[INFO] [stdout]   --> src/frontend/gen.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     gen.generate_on(&program).expect("koopa ir generation failed");
[INFO] [stdout]    |     ^^^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]   --> src/frontend/gen.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut gen = KoopaGenerator::new(vec![]);
[INFO] [stdout]    |             ^^^ expected identifier, found reserved keyword
[INFO] [stdout]    |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut r#gen = KoopaGenerator::new(vec![]);
[INFO] [stdout]    |             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found reserved keyword `gen`
[INFO] [stdout]   --> src/frontend/gen.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     gen.generate_on(&program).expect("koopa ir generation failed");
[INFO] [stdout]    |     ^^^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::write`
[INFO] [stdout]  --> src/frontend/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FuncFParam`
[INFO] [stdout]  --> src/frontend/gen.rs:5:126
[INFO] [stdout]   |
[INFO] [stdout] 5 | ... ConstDef, ConstExp, ConstInitVal, Decl, EqExp, Exp, FuncDef, FuncFParam, FuncFParams, FuncType, GlobalDef, InitVal, LAndExp, LOrExp, ...
[INFO] [stdout]   |                                                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ValueBuilder`
[INFO] [stdout]  --> src/frontend/context.rs:3:77
[INFO] [stdout]   |
[INFO] [stdout] 3 | use koopa::ir::builder::{BasicBlockBuilder, LocalBuilder, LocalInstBuilder, ValueBuilder};
[INFO] [stdout]   |                                                                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ValueKind`
[INFO] [stdout]  --> src/frontend/eval.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use koopa::ir::{Program, ValueKind};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cur_func`
[INFO] [stdout]  --> src/frontend/eval.rs:3:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::frontend::context::{Context, CTValue, cur_func};
[INFO] [stdout]   |                                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::write`
[INFO] [stdout]  --> src/frontend/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FuncFParam`
[INFO] [stdout]  --> src/frontend/gen.rs:5:126
[INFO] [stdout]   |
[INFO] [stdout] 5 | ... ConstDef, ConstExp, ConstInitVal, Decl, EqExp, Exp, FuncDef, FuncFParam, FuncFParams, FuncType, GlobalDef, InitVal, LAndExp, LOrExp, ...
[INFO] [stdout]   |                                                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ValueBuilder`
[INFO] [stdout]  --> src/frontend/context.rs:3:77
[INFO] [stdout]   |
[INFO] [stdout] 3 | use koopa::ir::builder::{BasicBlockBuilder, LocalBuilder, LocalInstBuilder, ValueBuilder};
[INFO] [stdout]   |                                                                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ValueKind`
[INFO] [stdout]  --> src/frontend/eval.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use koopa::ir::{Program, ValueKind};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cur_func`
[INFO] [stdout]  --> src/frontend/eval.rs:3:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::frontend::context::{Context, CTValue, cur_func};
[INFO] [stdout]   |                                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `codes`
[INFO] [stdout]  --> src/backend/gen.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn generate(&self, codes: &mut Vec<String>) {
[INFO] [stdout]   |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_codes`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `codes`
[INFO] [stdout]   --> src/backend/gen.rs:11:36
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn visit_with_func_data(&self, codes: &mut Vec<String>, func_data: &FunctionData) {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_codes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func_data`
[INFO] [stdout]   --> src/backend/gen.rs:11:61
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn visit_with_func_data(&self, codes: &mut Vec<String>, func_data: &FunctionData) {
[INFO] [stdout]    |                                                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_func_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `codes`
[INFO] [stdout]  --> src/backend/gen.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn generate(&self, codes: &mut Vec<String>) {
[INFO] [stdout]   |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_codes`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `codes`
[INFO] [stdout]   --> src/backend/gen.rs:11:36
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn visit_with_func_data(&self, codes: &mut Vec<String>, func_data: &FunctionData) {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_codes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func_data`
[INFO] [stdout]   --> src/backend/gen.rs:11:61
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn visit_with_func_data(&self, codes: &mut Vec<String>, func_data: &FunctionData) {
[INFO] [stdout]    |                                                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_func_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_void`
[INFO] [stdout]    --> src/frontend/gen.rs:630:33
[INFO] [stdout]     |
[INFO] [stdout] 630 |                 let (params_ty, is_void) = {
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_void`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_void`
[INFO] [stdout]    --> src/frontend/gen.rs:630:33
[INFO] [stdout]     |
[INFO] [stdout] 630 |                 let (params_ty, is_void) = {
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_void`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compiler-learning` (bin "compiler-learning") due to 7 previous errors; 9 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `compiler-learning` (bin "compiler-learning" test) due to 7 previous errors; 9 warnings emitted
[INFO] [stderr] error: failed to check after updating to 2024
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "d0402468320ae88023b86402ba67793fdda14b3d744f05fd94ccfa491fab3780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0402468320ae88023b86402ba67793fdda14b3d744f05fd94ccfa491fab3780", kill_on_drop: false }`
[INFO] [stdout] d0402468320ae88023b86402ba67793fdda14b3d744f05fd94ccfa491fab3780