[INFO] cloning repository https://github.com/FranchuFranchu/l-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FranchuFranchu/l-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranchuFranchu%2Fl-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranchuFranchu%2Fl-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8abac2901e9623689ed74b8f8c20d7bc6bac01f7
[INFO] checking FranchuFranchu/l-compiler against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranchuFranchu%2Fl-compiler" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/FranchuFranchu/l-compiler
[INFO] finished tweaking git repo https://github.com/FranchuFranchu/l-compiler
[INFO] tweaked toml for git repo https://github.com/FranchuFranchu/l-compiler written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FranchuFranchu/l-compiler on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/FranchuFranchu/l-compiler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cranelift-bitset v0.122.0
[INFO] [stderr]   Downloaded wasmtime-internal-math v35.0.0
[INFO] [stderr]   Downloaded lexpr-macros v0.2.2
[INFO] [stderr]   Downloaded cranelift-native v0.122.0
[INFO] [stderr]   Downloaded cranelift-entity v0.122.0
[INFO] [stderr]   Downloaded wasmtime-internal-jit-icache-coherence v35.0.0
[INFO] [stderr]   Downloaded cranelift v0.122.0
[INFO] [stderr]   Downloaded cranelift-srcgen v0.122.0
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.122.0
[INFO] [stderr]   Downloaded cranelift-control v0.122.0
[INFO] [stderr]   Downloaded cranelift-jit v0.122.0
[INFO] [stderr]   Downloaded region v3.0.2
[INFO] [stderr]   Downloaded cranelift-assembler-x64 v0.122.0
[INFO] [stderr]   Downloaded cranelift-assembler-x64-meta v0.122.0
[INFO] [stderr]   Downloaded cranelift-frontend v0.122.0
[INFO] [stderr]   Downloaded cranelift-isle v0.122.0
[INFO] [stderr]   Downloaded lexpr v0.2.7
[INFO] [stderr]   Downloaded cranelift-module v0.122.0
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[INFO] [stderr]   Downloaded regalloc2 v0.12.2
[INFO] [stderr]   Downloaded cranelift-codegen v0.122.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff794d793e03ad6777aa5e928631f5f0e728cb6c9865bf23502fb55be04fd806
[INFO] running `Command { std: "docker" "start" "-a" "ff794d793e03ad6777aa5e928631f5f0e728cb6c9865bf23502fb55be04fd806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff794d793e03ad6777aa5e928631f5f0e728cb6c9865bf23502fb55be04fd806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff794d793e03ad6777aa5e928631f5f0e728cb6c9865bf23502fb55be04fd806", kill_on_drop: false }`
[INFO] [stdout] ff794d793e03ad6777aa5e928631f5f0e728cb6c9865bf23502fb55be04fd806
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be2c950661268e0814c5a421b1898fac393c77ed8d67a1ef2a1ad03d89806e14
[INFO] running `Command { std: "docker" "start" "-a" "be2c950661268e0814c5a421b1898fac393c77ed8d67a1ef2a1ad03d89806e14", kill_on_drop: false }`
[INFO] [stderr]    Compiling cranelift-srcgen v0.122.0
[INFO] [stderr]    Compiling cranelift-isle v0.122.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.122.0
[INFO] [stderr]    Compiling target-lexicon v0.13.2
[INFO] [stderr]     Checking cranelift-bitset v0.122.0
[INFO] [stderr]     Checking arbitrary v1.4.1
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking bumpalo v3.19.0
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking wasmtime-internal-math v35.0.0
[INFO] [stderr]    Compiling lexpr-macros v0.2.2
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking region v3.0.2
[INFO] [stderr]     Checking cranelift-entity v0.122.0
[INFO] [stderr]     Checking regalloc2 v0.12.2
[INFO] [stderr]    Compiling cranelift-assembler-x64-meta v0.122.0
[INFO] [stderr]     Checking cranelift-bforest v0.122.0
[INFO] [stderr]     Checking lexpr v0.2.7
[INFO] [stderr]     Checking wasmtime-internal-jit-icache-coherence v35.0.0
[INFO] [stderr]     Checking cranelift-control v0.122.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.122.0
[INFO] [stderr]    Compiling cranelift-assembler-x64 v0.122.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling cranelift-codegen v0.122.0
[INFO] [stderr]     Checking cranelift-module v0.122.0
[INFO] [stderr]     Checking cranelift-frontend v0.122.0
[INFO] [stderr]     Checking cranelift-native v0.122.0
[INFO] [stderr]     Checking cranelift-jit v0.122.0
[INFO] [stderr]     Checking cranelift v0.122.0
[INFO] [stderr]     Checking l-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/parse.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_derive::{Deserialize, Serialize};
[INFO] [stdout]   |                    ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/parse.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 (Type::from_lexpr(&vec[2])?),
[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] 85 -                 (Type::from_lexpr(&vec[2])?),
[INFO] [stdout] 85 +                 Type::from_lexpr(&vec[2])? ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/parse.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 (Type::from_lexpr(&vec[2])?),
[INFO] [stdout]    |                 ^                          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 89 -                 (Type::from_lexpr(&vec[2])?),
[INFO] [stdout] 89 +                 Type::from_lexpr(&vec[2])? ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/abi.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{HashMap, HashSet},
[INFO] [stdout]   |                            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cranelift_jit::JITModule`
[INFO] [stdout]  --> src/abi.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cranelift_jit::JITModule;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/parse.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_derive::{Deserialize, Serialize};
[INFO] [stdout]   |                    ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/parse.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 (Type::from_lexpr(&vec[2])?),
[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] 85 -                 (Type::from_lexpr(&vec[2])?),
[INFO] [stdout] 85 +                 Type::from_lexpr(&vec[2])? ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/parse.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 (Type::from_lexpr(&vec[2])?),
[INFO] [stdout]    |                 ^                          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 89 -                 (Type::from_lexpr(&vec[2])?),
[INFO] [stdout] 89 +                 Type::from_lexpr(&vec[2])? ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/abi.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{HashMap, HashSet},
[INFO] [stdout]   |                            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cranelift_jit::JITModule`
[INFO] [stdout]  --> src/abi.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cranelift_jit::JITModule;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/abi.rs:221:28
[INFO] [stdout]     |
[INFO] [stdout] 221 |     pub fn sent(&mut self, mut elem: &mut RawHandle<'vm>) -> &mut Self {
[INFO] [stdout]     |                            ----^^^^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input_type`
[INFO] [stdout]    --> src/abi.rs:258:24
[INFO] [stdout]     |
[INFO] [stdout] 258 |         let Type::Dual(input_type) = self.t else {
[INFO] [stdout]     |                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_type`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/abi.rs:221:28
[INFO] [stdout]     |
[INFO] [stdout] 221 |     pub fn sent(&mut self, mut elem: &mut RawHandle<'vm>) -> &mut Self {
[INFO] [stdout]     |                            ----^^^^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input_type`
[INFO] [stdout]    --> src/abi.rs:258:24
[INFO] [stdout]     |
[INFO] [stdout] 258 |         let Type::Dual(input_type) = self.t else {
[INFO] [stdout]     |                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_type`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/main.rs:307:60
[INFO] [stdout]     |
[INFO] [stdout] 307 |                     (LangValue::Closure(function, closure, t), arg)
[INFO] [stdout]     |                                                            ^
[INFO] [stdout] 308 |                     | (arg, LangValue::Closure(function, closure, t)) => {
[INFO] [stdout]     |                                                                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 307 ~                     (LangValue::Closure(function, closure, _t), arg)
[INFO] [stdout] 308 ~                     | (arg, LangValue::Closure(function, closure, _t)) => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vars`
[INFO] [stdout]    --> src/main.rs:368:29
[INFO] [stdout]     |
[INFO] [stdout] 368 |                 for (block, vars, input_type, command) in [
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_vars`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `captures`
[INFO] [stdout]    --> src/main.rs:521:29
[INFO] [stdout]     |
[INFO] [stdout] 521 |             Expression::Box(captures, expr) => {
[INFO] [stdout]     |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_captures`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:822:13
[INFO] [stdout]     |
[INFO] [stdout] 822 |         for i in 0..(N + 4) {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret_addr`
[INFO] [stdout]    --> src/main.rs:838:13
[INFO] [stdout]     |
[INFO] [stdout] 838 |         let ret_addr = builder.block_params(entry_block)[N as usize + 2];
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ret_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `captures`
[INFO] [stdout]     --> src/main.rs:1091:37
[INFO] [stdout]      |
[INFO] [stdout] 1091 |     let Expression::CompiledChannel(captures, func_id, typ) = closure else {
[INFO] [stdout]      |                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_captures`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]     --> src/main.rs:1100:39
[INFO] [stdout]      |
[INFO] [stdout] 1100 |     let Type::Dual(box Type::Pair(box a, box Type::Pair(box b, box Type::Dual(box c)))) = typ
[INFO] [stdout]      |                                       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]     --> src/main.rs:1100:61
[INFO] [stdout]      |
[INFO] [stdout] 1100 |     let Type::Dual(box Type::Pair(box a, box Type::Pair(box b, box Type::Dual(box c)))) = typ
[INFO] [stdout]      |                                                             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/main.rs:307:60
[INFO] [stdout]     |
[INFO] [stdout] 307 |                     (LangValue::Closure(function, closure, t), arg)
[INFO] [stdout]     |                                                            ^
[INFO] [stdout] 308 |                     | (arg, LangValue::Closure(function, closure, t)) => {
[INFO] [stdout]     |                                                                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 307 ~                     (LangValue::Closure(function, closure, _t), arg)
[INFO] [stdout] 308 ~                     | (arg, LangValue::Closure(function, closure, _t)) => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vars`
[INFO] [stdout]    --> src/main.rs:368:29
[INFO] [stdout]     |
[INFO] [stdout] 368 |                 for (block, vars, input_type, command) in [
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_vars`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `captures`
[INFO] [stdout]    --> src/main.rs:521:29
[INFO] [stdout]     |
[INFO] [stdout] 521 |             Expression::Box(captures, expr) => {
[INFO] [stdout]     |                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_captures`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `l-compiler` (bin "l-compiler" test) due to 1 previous error; 15 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:822:13
[INFO] [stdout]     |
[INFO] [stdout] 822 |         for i in 0..(N + 4) {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret_addr`
[INFO] [stdout]    --> src/main.rs:838:13
[INFO] [stdout]     |
[INFO] [stdout] 838 |         let ret_addr = builder.block_params(entry_block)[N as usize + 2];
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ret_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `captures`
[INFO] [stdout]     --> src/main.rs:1091:37
[INFO] [stdout]      |
[INFO] [stdout] 1091 |     let Expression::CompiledChannel(captures, func_id, typ) = closure else {
[INFO] [stdout]      |                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_captures`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]     --> src/main.rs:1100:39
[INFO] [stdout]      |
[INFO] [stdout] 1100 |     let Type::Dual(box Type::Pair(box a, box Type::Pair(box b, box Type::Dual(box c)))) = typ
[INFO] [stdout]      |                                       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]     --> src/main.rs:1100:61
[INFO] [stdout]      |
[INFO] [stdout] 1100 |     let Type::Dual(box Type::Pair(box a, box Type::Pair(box b, box Type::Dual(box c)))) = typ
[INFO] [stdout]      |                                                             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `l-compiler` (bin "l-compiler") due to 1 previous error; 15 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "be2c950661268e0814c5a421b1898fac393c77ed8d67a1ef2a1ad03d89806e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be2c950661268e0814c5a421b1898fac393c77ed8d67a1ef2a1ad03d89806e14", kill_on_drop: false }`
[INFO] [stdout] be2c950661268e0814c5a421b1898fac393c77ed8d67a1ef2a1ad03d89806e14
