[INFO] cloning repository https://github.com/Yashbstnmnhss/duka
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yashbstnmnhss/duka" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYashbstnmnhss%2Fduka", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYashbstnmnhss%2Fduka'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b1b06ee0ab39ef7268e70fd983a61e86596ac17
[INFO] testing Yashbstnmnhss/duka against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYashbstnmnhss%2Fduka" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Yashbstnmnhss/duka
[INFO] finished tweaking git repo https://github.com/Yashbstnmnhss/duka
[INFO] tweaked toml for git repo https://github.com/Yashbstnmnhss/duka written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Yashbstnmnhss/duka on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Yashbstnmnhss/duka 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51cc14bb118904ecebee3cad333ee8f746d55b829e699b8680b341e7f2ddb018
[INFO] running `Command { std: "docker" "start" "-a" "51cc14bb118904ecebee3cad333ee8f746d55b829e699b8680b341e7f2ddb018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51cc14bb118904ecebee3cad333ee8f746d55b829e699b8680b341e7f2ddb018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51cc14bb118904ecebee3cad333ee8f746d55b829e699b8680b341e7f2ddb018", kill_on_drop: false }`
[INFO] [stdout] 51cc14bb118904ecebee3cad333ee8f746d55b829e699b8680b341e7f2ddb018
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b353bb3d5c6c492f1ec471d23c994b7dfcd4d84f99951826a9e3dee09747b1dd
[INFO] running `Command { std: "docker" "start" "-a" "b353bb3d5c6c492f1ec471d23c994b7dfcd4d84f99951826a9e3dee09747b1dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.104
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling zmij v1.0.7
[INFO] [stderr]    Compiling clap_lex v0.7.6
[INFO] [stderr]    Compiling serde_json v1.0.148
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling gc v0.5.1
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling syn v2.0.112
[INFO] [stderr]    Compiling clap_builder v4.5.53
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling duka-macros v0.1.4 (/opt/rustwide/workdir/macros)
[INFO] [stderr]    Compiling gc_derive v0.5.0 (/opt/rustwide/workdir/gc_derive)
[INFO] [stderr]    Compiling clap v4.5.53
[INFO] [stderr]    Compiling duka-shared v0.1.8 (/opt/rustwide/workdir/shared)
[INFO] [stderr]    Compiling duka-backend v0.1.1 (/opt/rustwide/workdir/backend)
[INFO] [stderr]    Compiling duka-frontend v0.1.2 (/opt/rustwide/workdir/frontend)
[INFO] [stdout] warning: unused import: `ValueCount`
[INFO] [stdout]  --> backend/src/codegen/mod.rs:5:45
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::value::{DukaProto, RuntimeValue, ValueCount};
[INFO] [stdout]   |                                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> backend/src/codegen/mod.rs:351:44
[INFO] [stdout]     |
[INFO] [stdout] 351 |                 self.emit(I::Call(todo!(), todo!(), todo!()));
[INFO] [stdout]     |                                   -------  ^^^^^^^ unreachable expression
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   any code following this expression is unreachable
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> backend/src/codegen/mod.rs:445:32
[INFO] [stdout]     |
[INFO] [stdout] 445 |             I::Return(todo!(), items.len() as u32)
[INFO] [stdout]     |                       -------  ^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> frontend/src/parser.rs:521:13
[INFO] [stdout]     |
[INFO] [stdout] 521 |         let name = self.must_ident()?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `base`
[INFO] [stdout]    --> frontend/src/parser.rs:530:13
[INFO] [stdout]     |
[INFO] [stdout] 530 |         let base = opt![
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_base`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `object_item` is never used
[INFO] [stdout]    --> frontend/src/parser.rs:540:8
[INFO] [stdout]     |
[INFO] [stdout] 202 | impl<Lexer: DukaLexer<Token>> Parser<Token, Lexer> {
[INFO] [stdout]     | -------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 540 |     fn object_item(&mut self) -> Result<(), DukaSpannedError> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> backend/src/codegen/binary.rs:177:25
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn dl_read<T: Read>(input: &mut T) -> Result<Self, DukaDumpError> {
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> backend/src/codegen/binary.rs:180:34
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn dl_write<T: Write>(&self, output: &mut T) -> Result<(), DukaDumpError> {
[INFO] [stdout]     |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `global`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:328:51
[INFO] [stdout]     |
[INFO] [stdout] 328 |             StmtKind::Define(attrnames, mut vals, global) => {
[INFO] [stdout]     |                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_global`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:329:23
[INFO] [stdout]     |
[INFO] [stdout] 329 |                 for ((name, attrs), _) in attrnames {
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:329:29
[INFO] [stdout]     |
[INFO] [stdout] 329 |                 for ((name, attrs), _) in attrnames {
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inst`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:332:25
[INFO] [stdout]     |
[INFO] [stdout] 332 |                     let inst = match val {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_inst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callee`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:350:28
[INFO] [stdout]     |
[INFO] [stdout] 350 |             StmtKind::Call(callee, args) => {
[INFO] [stdout]     |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_callee`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:350:36
[INFO] [stdout]     |
[INFO] [stdout] 350 |             StmtKind::Call(callee, args) => {
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cond`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:361:21
[INFO] [stdout]     |
[INFO] [stdout] 361 |                 let cond = *r#if.1;
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_cond`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cond`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:367:37
[INFO] [stdout]     |
[INFO] [stdout] 367 |                 for IfClause(block, cond) in elseifs {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_cond`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:378:35
[INFO] [stdout]     |
[INFO] [stdout] 378 |             StmtKind::ForNumberic(path, _, _, _, block) => {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paths`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:383:34
[INFO] [stdout]     |
[INFO] [stdout] 383 |             StmtKind::ForGeneric(paths, items, block) => {
[INFO] [stdout]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_paths`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `items`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:383:41
[INFO] [stdout]     |
[INFO] [stdout] 383 |             StmtKind::ForGeneric(paths, items, block) => {
[INFO] [stdout]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:395:21
[INFO] [stdout]     |
[INFO] [stdout] 395 |                 for path in paths {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:396:25
[INFO] [stdout]     |
[INFO] [stdout] 396 |                     let expr = items.pop();
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:399:38
[INFO] [stdout]     |
[INFO] [stdout] 399 |             StmtKind::Function(path, attrs, FuncBody(params, block), is_global) => {
[INFO] [stdout]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_global`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:399:70
[INFO] [stdout]     |
[INFO] [stdout] 399 |             StmtKind::Function(path, attrs, FuncBody(params, block), is_global) => {
[INFO] [stdout]     |                                                                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_global`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> backend/src/value.rs:296:36
[INFO] [stdout]     |
[INFO] [stdout] 296 |             ConstValue::ConstTable(t) => todo!(),
[INFO] [stdout]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:166:31
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn execute(&mut self, ctx: &mut VMContext) -> Result<CoAction, DukaRuntimeError> {
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operands`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:465:25
[INFO] [stdout]     |
[INFO] [stdout] 465 |                     let operands = vm!(R(a; count));
[INFO] [stdout]     |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operands`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:524:32
[INFO] [stdout]     |
[INFO] [stdout] 524 |                 MarkToBeClosed(target) => {}
[INFO] [stdout]     |                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:525:23
[INFO] [stdout]     |
[INFO] [stdout] 525 |                 Close(target) => {}
[INFO] [stdout]     |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:628:29
[INFO] [stdout]     |
[INFO] [stdout] 628 |                 TForPrepare(a, b) => {}
[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]    --> backend/src/vm/coroutine.rs:628:32
[INFO] [stdout]     |
[INFO] [stdout] 628 |                 TForPrepare(a, b) => {}
[INFO] [stdout]     |                                ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:629:26
[INFO] [stdout]     |
[INFO] [stdout] 629 |                 TForLoop(a, b) => {}
[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]    --> backend/src/vm/coroutine.rs:629:29
[INFO] [stdout]     |
[INFO] [stdout] 629 |                 TForLoop(a, b) => {}
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:630:26
[INFO] [stdout]     |
[INFO] [stdout] 630 |                 TForCall(a, b) => {}
[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]    --> backend/src/vm/coroutine.rs:630:29
[INFO] [stdout]     |
[INFO] [stdout] 630 |                 TForCall(a, b) => {}
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:732:25
[INFO] [stdout]     |
[INFO] [stdout] 732 |                     let n = vm!(E());
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `R` and `K` are never constructed
[INFO] [stdout]   --> backend/src/codegen/mod.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | enum AllocIdx {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 33 |     R(usize),
[INFO] [stdout]    |     ^
[INFO] [stdout] 34 |     K(usize),
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AllocIdx` 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: fields `const_var`, `locals`, and `upvalues` are never read
[INFO] [stdout]   --> backend/src/codegen/mod.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Scope {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 38 |     const_var: Vec<(String, usize)>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 39 |     locals: Vec<(String, AllocIdx)>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 40 |     upvalues: Vec<(String, AllocIdx)>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Scope` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `declare` and `find` are never used
[INFO] [stdout]   --> backend/src/codegen/mod.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl Scope {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 43 |     fn declare(&mut self, name: String, alloc_pos: AllocIdx) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn find(&self, name: &str) -> Option<AllocIdx> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `current` and `find` are never used
[INFO] [stdout]   --> backend/src/codegen/mod.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl Scopes {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 69 |     fn current(&self) -> &Scope {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn find(&self, name: &str) -> Option<AllocIdx> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `top`, `free_list`, and `allocated` are never read
[INFO] [stdout]    --> backend/src/codegen/mod.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 101 | struct AllocatorSnapshot {
[INFO] [stdout]     |        ----------------- fields in this struct
[INFO] [stdout] 102 |     top: usize,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 103 |     free_list: Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 104 |     allocated: HashSet<usize>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AllocatorSnapshot` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `alloc` and `free` are never used
[INFO] [stdout]    --> backend/src/codegen/mod.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl Allocator {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 124 |     fn alloc(&mut self) -> usize {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |     fn free(&mut self, idx: usize) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `do_define` is never used
[INFO] [stdout]    --> backend/src/codegen/mod.rs:413:8
[INFO] [stdout]     |
[INFO] [stdout] 314 | impl Generator {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 413 |     fn do_define(&mut self) -> Result<(), DukaCodegenError> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Descriptor` is never used
[INFO] [stdout]  --> backend/src/codegen/descriptor.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Descriptor {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> backend/src/vm/mod.rs:193:17
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn main(&self) -> GcCellRef<Coroutine> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn main(&self) -> GcCellRef<'_, Coroutine> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> backend/src/vm/mod.rs:200:21
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn main_mut(&self) -> GcCellRefMut<Coroutine> {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn main_mut(&self) -> GcCellRefMut<'_, Coroutine> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> backend/src/vm/mod.rs:208:20
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub fn current(&self) -> GcCellRef<Coroutine> {
[INFO] [stdout]     |                    ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub fn current(&self) -> GcCellRef<'_, Coroutine> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> backend/src/vm/mod.rs:215:24
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub fn current_mut(&self) -> GcCellRefMut<Coroutine> {
[INFO] [stdout]     |                        ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub fn current_mut(&self) -> GcCellRefMut<'_, Coroutine> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling duka-cli v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.74s
[INFO] running `Command { std: "docker" "inspect" "b353bb3d5c6c492f1ec471d23c994b7dfcd4d84f99951826a9e3dee09747b1dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b353bb3d5c6c492f1ec471d23c994b7dfcd4d84f99951826a9e3dee09747b1dd", kill_on_drop: false }`
[INFO] [stdout] b353bb3d5c6c492f1ec471d23c994b7dfcd4d84f99951826a9e3dee09747b1dd
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6386682a6fcb99ac4f286c7d0c68f9df9ab8b87585b15b7aea480c8eb9f66d06
[INFO] running `Command { std: "docker" "start" "-a" "6386682a6fcb99ac4f286c7d0c68f9df9ab8b87585b15b7aea480c8eb9f66d06", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.148
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling zerocopy-derive v0.8.31
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling duka-macros v0.1.4 (/opt/rustwide/workdir/macros)
[INFO] [stderr]    Compiling gc_derive v0.5.0 (/opt/rustwide/workdir/gc_derive)
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling duka-shared v0.1.8 (/opt/rustwide/workdir/shared)
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling duka-backend v0.1.1 (/opt/rustwide/workdir/backend)
[INFO] [stderr]    Compiling duka-frontend v0.1.2 (/opt/rustwide/workdir/frontend)
[INFO] [stdout] warning: unused import: `ValueCount`
[INFO] [stdout]  --> backend/src/codegen/mod.rs:5:45
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::value::{DukaProto, RuntimeValue, ValueCount};
[INFO] [stdout]   |                                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stdout] warning: unused import: `ValueCount`
[INFO] [stdout]  --> backend/src/codegen/mod.rs:5:45
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::value::{DukaProto, RuntimeValue, ValueCount};
[INFO] [stdout]   |                                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> backend/src/codegen/mod.rs:351:44
[INFO] [stdout]     |
[INFO] [stdout] 351 |                 self.emit(I::Call(todo!(), todo!(), todo!()));
[INFO] [stdout]     |                                   -------  ^^^^^^^ unreachable expression
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   any code following this expression is unreachable
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> backend/src/codegen/mod.rs:445:32
[INFO] [stdout]     |
[INFO] [stdout] 445 |             I::Return(todo!(), items.len() as u32)
[INFO] [stdout]     |                       -------  ^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> backend/src/codegen/mod.rs:351:44
[INFO] [stdout]     |
[INFO] [stdout] 351 |                 self.emit(I::Call(todo!(), todo!(), todo!()));
[INFO] [stdout]     |                                   -------  ^^^^^^^ unreachable expression
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   any code following this expression is unreachable
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> backend/src/codegen/mod.rs:445:32
[INFO] [stdout]     |
[INFO] [stdout] 445 |             I::Return(todo!(), items.len() as u32)
[INFO] [stdout]     |                       -------  ^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> frontend/src/parser.rs:521:13
[INFO] [stdout]     |
[INFO] [stdout] 521 |         let name = self.must_ident()?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `base`
[INFO] [stdout]    --> frontend/src/parser.rs:530:13
[INFO] [stdout]     |
[INFO] [stdout] 530 |         let base = opt![
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_base`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> backend/src/codegen/binary.rs:177:25
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn dl_read<T: Read>(input: &mut T) -> Result<Self, DukaDumpError> {
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> backend/src/codegen/binary.rs:180:34
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn dl_write<T: Write>(&self, output: &mut T) -> Result<(), DukaDumpError> {
[INFO] [stdout]     |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `object_item` is never used
[INFO] [stdout]    --> frontend/src/parser.rs:540:8
[INFO] [stdout]     |
[INFO] [stdout] 202 | impl<Lexer: DukaLexer<Token>> Parser<Token, Lexer> {
[INFO] [stdout]     | -------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 540 |     fn object_item(&mut self) -> Result<(), DukaSpannedError> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `global`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:328:51
[INFO] [stdout]     |
[INFO] [stdout] 328 |             StmtKind::Define(attrnames, mut vals, global) => {
[INFO] [stdout]     |                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_global`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:329:23
[INFO] [stdout]     |
[INFO] [stdout] 329 |                 for ((name, attrs), _) in attrnames {
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:329:29
[INFO] [stdout]     |
[INFO] [stdout] 329 |                 for ((name, attrs), _) in attrnames {
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inst`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:332:25
[INFO] [stdout]     |
[INFO] [stdout] 332 |                     let inst = match val {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_inst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callee`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:350:28
[INFO] [stdout]     |
[INFO] [stdout] 350 |             StmtKind::Call(callee, args) => {
[INFO] [stdout]     |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_callee`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:350:36
[INFO] [stdout]     |
[INFO] [stdout] 350 |             StmtKind::Call(callee, args) => {
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cond`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:361:21
[INFO] [stdout]     |
[INFO] [stdout] 361 |                 let cond = *r#if.1;
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_cond`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cond`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:367:37
[INFO] [stdout]     |
[INFO] [stdout] 367 |                 for IfClause(block, cond) in elseifs {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_cond`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:378:35
[INFO] [stdout]     |
[INFO] [stdout] 378 |             StmtKind::ForNumberic(path, _, _, _, block) => {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paths`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:383:34
[INFO] [stdout]     |
[INFO] [stdout] 383 |             StmtKind::ForGeneric(paths, items, block) => {
[INFO] [stdout]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_paths`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `items`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:383:41
[INFO] [stdout]     |
[INFO] [stdout] 383 |             StmtKind::ForGeneric(paths, items, block) => {
[INFO] [stdout]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:395:21
[INFO] [stdout]     |
[INFO] [stdout] 395 |                 for path in paths {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:396:25
[INFO] [stdout]     |
[INFO] [stdout] 396 |                     let expr = items.pop();
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:399:38
[INFO] [stdout]     |
[INFO] [stdout] 399 |             StmtKind::Function(path, attrs, FuncBody(params, block), is_global) => {
[INFO] [stdout]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_global`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:399:70
[INFO] [stdout]     |
[INFO] [stdout] 399 |             StmtKind::Function(path, attrs, FuncBody(params, block), is_global) => {
[INFO] [stdout]     |                                                                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_global`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> backend/src/codegen/binary.rs:177:25
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn dl_read<T: Read>(input: &mut T) -> Result<Self, DukaDumpError> {
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> backend/src/codegen/binary.rs:180:34
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn dl_write<T: Write>(&self, output: &mut T) -> Result<(), DukaDumpError> {
[INFO] [stdout]     |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `global`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:328:51
[INFO] [stdout]     |
[INFO] [stdout] 328 |             StmtKind::Define(attrnames, mut vals, global) => {
[INFO] [stdout]     |                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_global`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:329:23
[INFO] [stdout]     |
[INFO] [stdout] 329 |                 for ((name, attrs), _) in attrnames {
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:329:29
[INFO] [stdout]     |
[INFO] [stdout] 329 |                 for ((name, attrs), _) in attrnames {
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inst`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:332:25
[INFO] [stdout]     |
[INFO] [stdout] 332 |                     let inst = match val {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_inst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `callee`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:350:28
[INFO] [stdout]     |
[INFO] [stdout] 350 |             StmtKind::Call(callee, args) => {
[INFO] [stdout]     |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_callee`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:350:36
[INFO] [stdout]     |
[INFO] [stdout] 350 |             StmtKind::Call(callee, args) => {
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cond`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:361:21
[INFO] [stdout]     |
[INFO] [stdout] 361 |                 let cond = *r#if.1;
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_cond`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cond`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:367:37
[INFO] [stdout]     |
[INFO] [stdout] 367 |                 for IfClause(block, cond) in elseifs {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_cond`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:378:35
[INFO] [stdout]     |
[INFO] [stdout] 378 |             StmtKind::ForNumberic(path, _, _, _, block) => {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paths`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:383:34
[INFO] [stdout]     |
[INFO] [stdout] 383 |             StmtKind::ForGeneric(paths, items, block) => {
[INFO] [stdout]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_paths`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `items`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:383:41
[INFO] [stdout]     |
[INFO] [stdout] 383 |             StmtKind::ForGeneric(paths, items, block) => {
[INFO] [stdout]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:395:21
[INFO] [stdout]     |
[INFO] [stdout] 395 |                 for path in paths {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:396:25
[INFO] [stdout]     |
[INFO] [stdout] 396 |                     let expr = items.pop();
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:399:38
[INFO] [stdout]     |
[INFO] [stdout] 399 |             StmtKind::Function(path, attrs, FuncBody(params, block), is_global) => {
[INFO] [stdout]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_global`
[INFO] [stdout]    --> backend/src/codegen/mod.rs:399:70
[INFO] [stdout]     |
[INFO] [stdout] 399 |             StmtKind::Function(path, attrs, FuncBody(params, block), is_global) => {
[INFO] [stdout]     |                                                                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_global`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> backend/src/value.rs:296:36
[INFO] [stdout]     |
[INFO] [stdout] 296 |             ConstValue::ConstTable(t) => todo!(),
[INFO] [stdout]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:166:31
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn execute(&mut self, ctx: &mut VMContext) -> Result<CoAction, DukaRuntimeError> {
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operands`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:465:25
[INFO] [stdout]     |
[INFO] [stdout] 465 |                     let operands = vm!(R(a; count));
[INFO] [stdout]     |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operands`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:524:32
[INFO] [stdout]     |
[INFO] [stdout] 524 |                 MarkToBeClosed(target) => {}
[INFO] [stdout]     |                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:525:23
[INFO] [stdout]     |
[INFO] [stdout] 525 |                 Close(target) => {}
[INFO] [stdout]     |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:628:29
[INFO] [stdout]     |
[INFO] [stdout] 628 |                 TForPrepare(a, b) => {}
[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]    --> backend/src/vm/coroutine.rs:628:32
[INFO] [stdout]     |
[INFO] [stdout] 628 |                 TForPrepare(a, b) => {}
[INFO] [stdout]     |                                ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:629:26
[INFO] [stdout]     |
[INFO] [stdout] 629 |                 TForLoop(a, b) => {}
[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]    --> backend/src/vm/coroutine.rs:629:29
[INFO] [stdout]     |
[INFO] [stdout] 629 |                 TForLoop(a, b) => {}
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:630:26
[INFO] [stdout]     |
[INFO] [stdout] 630 |                 TForCall(a, b) => {}
[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]    --> backend/src/vm/coroutine.rs:630:29
[INFO] [stdout]     |
[INFO] [stdout] 630 |                 TForCall(a, b) => {}
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:732:25
[INFO] [stdout]     |
[INFO] [stdout] 732 |                     let n = vm!(E());
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `R` and `K` are never constructed
[INFO] [stdout]   --> backend/src/codegen/mod.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | enum AllocIdx {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 33 |     R(usize),
[INFO] [stdout]    |     ^
[INFO] [stdout] 34 |     K(usize),
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AllocIdx` 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: fields `const_var`, `locals`, and `upvalues` are never read
[INFO] [stdout]   --> backend/src/codegen/mod.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Scope {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 38 |     const_var: Vec<(String, usize)>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 39 |     locals: Vec<(String, AllocIdx)>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 40 |     upvalues: Vec<(String, AllocIdx)>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Scope` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `declare` and `find` are never used
[INFO] [stdout]   --> backend/src/codegen/mod.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl Scope {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 43 |     fn declare(&mut self, name: String, alloc_pos: AllocIdx) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn find(&self, name: &str) -> Option<AllocIdx> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `current` and `find` are never used
[INFO] [stdout]   --> backend/src/codegen/mod.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl Scopes {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 69 |     fn current(&self) -> &Scope {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn find(&self, name: &str) -> Option<AllocIdx> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `top`, `free_list`, and `allocated` are never read
[INFO] [stdout]    --> backend/src/codegen/mod.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 101 | struct AllocatorSnapshot {
[INFO] [stdout]     |        ----------------- fields in this struct
[INFO] [stdout] 102 |     top: usize,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 103 |     free_list: Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 104 |     allocated: HashSet<usize>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AllocatorSnapshot` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `alloc` and `free` are never used
[INFO] [stdout]    --> backend/src/codegen/mod.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl Allocator {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 124 |     fn alloc(&mut self) -> usize {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |     fn free(&mut self, idx: usize) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `do_define` is never used
[INFO] [stdout]    --> backend/src/codegen/mod.rs:413:8
[INFO] [stdout]     |
[INFO] [stdout] 314 | impl Generator {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 413 |     fn do_define(&mut self) -> Result<(), DukaCodegenError> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Descriptor` is never used
[INFO] [stdout]  --> backend/src/codegen/descriptor.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Descriptor {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> backend/src/vm/mod.rs:193:17
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn main(&self) -> GcCellRef<Coroutine> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn main(&self) -> GcCellRef<'_, Coroutine> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> backend/src/vm/mod.rs:200:21
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn main_mut(&self) -> GcCellRefMut<Coroutine> {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn main_mut(&self) -> GcCellRefMut<'_, Coroutine> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> backend/src/vm/mod.rs:208:20
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub fn current(&self) -> GcCellRef<Coroutine> {
[INFO] [stdout]     |                    ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub fn current(&self) -> GcCellRef<'_, Coroutine> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> backend/src/vm/mod.rs:215:24
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub fn current_mut(&self) -> GcCellRefMut<Coroutine> {
[INFO] [stdout]     |                        ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub fn current_mut(&self) -> GcCellRefMut<'_, Coroutine> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> backend/src/value.rs:296:36
[INFO] [stdout]     |
[INFO] [stdout] 296 |             ConstValue::ConstTable(t) => todo!(),
[INFO] [stdout]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:166:31
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn execute(&mut self, ctx: &mut VMContext) -> Result<CoAction, DukaRuntimeError> {
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operands`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:465:25
[INFO] [stdout]     |
[INFO] [stdout] 465 |                     let operands = vm!(R(a; count));
[INFO] [stdout]     |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operands`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:524:32
[INFO] [stdout]     |
[INFO] [stdout] 524 |                 MarkToBeClosed(target) => {}
[INFO] [stdout]     |                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:525:23
[INFO] [stdout]     |
[INFO] [stdout] 525 |                 Close(target) => {}
[INFO] [stdout]     |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:628:29
[INFO] [stdout]     |
[INFO] [stdout] 628 |                 TForPrepare(a, b) => {}
[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]    --> backend/src/vm/coroutine.rs:628:32
[INFO] [stdout]     |
[INFO] [stdout] 628 |                 TForPrepare(a, b) => {}
[INFO] [stdout]     |                                ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:629:26
[INFO] [stdout]     |
[INFO] [stdout] 629 |                 TForLoop(a, b) => {}
[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]    --> backend/src/vm/coroutine.rs:629:29
[INFO] [stdout]     |
[INFO] [stdout] 629 |                 TForLoop(a, b) => {}
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:630:26
[INFO] [stdout]     |
[INFO] [stdout] 630 |                 TForCall(a, b) => {}
[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]    --> backend/src/vm/coroutine.rs:630:29
[INFO] [stdout]     |
[INFO] [stdout] 630 |                 TForCall(a, b) => {}
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> backend/src/vm/coroutine.rs:732:25
[INFO] [stdout]     |
[INFO] [stdout] 732 |                     let n = vm!(E());
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `R` and `K` are never constructed
[INFO] [stdout]   --> backend/src/codegen/mod.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | enum AllocIdx {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 33 |     R(usize),
[INFO] [stdout]    |     ^
[INFO] [stdout] 34 |     K(usize),
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AllocIdx` 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: fields `const_var`, `locals`, and `upvalues` are never read
[INFO] [stdout]   --> backend/src/codegen/mod.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Scope {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 38 |     const_var: Vec<(String, usize)>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 39 |     locals: Vec<(String, AllocIdx)>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 40 |     upvalues: Vec<(String, AllocIdx)>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Scope` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `declare` and `find` are never used
[INFO] [stdout]   --> backend/src/codegen/mod.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl Scope {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 43 |     fn declare(&mut self, name: String, alloc_pos: AllocIdx) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn find(&self, name: &str) -> Option<AllocIdx> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `current` and `find` are never used
[INFO] [stdout]   --> backend/src/codegen/mod.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl Scopes {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 69 |     fn current(&self) -> &Scope {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn find(&self, name: &str) -> Option<AllocIdx> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `top`, `free_list`, and `allocated` are never read
[INFO] [stdout]    --> backend/src/codegen/mod.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 101 | struct AllocatorSnapshot {
[INFO] [stdout]     |        ----------------- fields in this struct
[INFO] [stdout] 102 |     top: usize,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 103 |     free_list: Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 104 |     allocated: HashSet<usize>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AllocatorSnapshot` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `alloc` and `free` are never used
[INFO] [stdout]    --> backend/src/codegen/mod.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl Allocator {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 124 |     fn alloc(&mut self) -> usize {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |     fn free(&mut self, idx: usize) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `do_define` is never used
[INFO] [stdout]    --> backend/src/codegen/mod.rs:413:8
[INFO] [stdout]     |
[INFO] [stdout] 314 | impl Generator {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 413 |     fn do_define(&mut self) -> Result<(), DukaCodegenError> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Descriptor` is never used
[INFO] [stdout]  --> backend/src/codegen/descriptor.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Descriptor {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> backend/src/vm/mod.rs:193:17
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn main(&self) -> GcCellRef<Coroutine> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn main(&self) -> GcCellRef<'_, Coroutine> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> backend/src/vm/mod.rs:200:21
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn main_mut(&self) -> GcCellRefMut<Coroutine> {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn main_mut(&self) -> GcCellRefMut<'_, Coroutine> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> backend/src/vm/mod.rs:208:20
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub fn current(&self) -> GcCellRef<Coroutine> {
[INFO] [stdout]     |                    ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub fn current(&self) -> GcCellRef<'_, Coroutine> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> backend/src/vm/mod.rs:215:24
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub fn current_mut(&self) -> GcCellRefMut<Coroutine> {
[INFO] [stdout]     |                        ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub fn current_mut(&self) -> GcCellRefMut<'_, Coroutine> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling duka-cli v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling criterion v0.6.0
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> frontend/src/parser.rs:521:13
[INFO] [stdout]     |
[INFO] [stdout] 521 |         let name = self.must_ident()?;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `base`
[INFO] [stdout]    --> frontend/src/parser.rs:530:13
[INFO] [stdout]     |
[INFO] [stdout] 530 |         let base = opt![
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_base`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `object_item` is never used
[INFO] [stdout]    --> frontend/src/parser.rs:540:8
[INFO] [stdout]     |
[INFO] [stdout] 202 | impl<Lexer: DukaLexer<Token>> Parser<Token, Lexer> {
[INFO] [stdout]     | -------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 540 |     fn object_item(&mut self) -> Result<(), DukaSpannedError> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 25.76s
[INFO] running `Command { std: "docker" "inspect" "6386682a6fcb99ac4f286c7d0c68f9df9ab8b87585b15b7aea480c8eb9f66d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6386682a6fcb99ac4f286c7d0c68f9df9ab8b87585b15b7aea480c8eb9f66d06", kill_on_drop: false }`
[INFO] [stdout] 6386682a6fcb99ac4f286c7d0c68f9df9ab8b87585b15b7aea480c8eb9f66d06
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9e2e941a1d1e30edcbbe5dbce3a42b05e14b3abfe50824a42b1f50597b203012
[INFO] running `Command { std: "docker" "start" "-a" "9e2e941a1d1e30edcbbe5dbce3a42b05e14b3abfe50824a42b1f50597b203012", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ValueCount`
[INFO] [stderr]  --> backend/src/codegen/mod.rs:5:45
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::value::{DukaProto, RuntimeValue, ValueCount};
[INFO] [stderr]   |                                             ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> backend/src/codegen/mod.rs:351:44
[INFO] [stderr]     |
[INFO] [stderr] 351 |                 self.emit(I::Call(todo!(), todo!(), todo!()));
[INFO] [stderr]     |                                   -------  ^^^^^^^ unreachable expression
[INFO] [stderr]     |                                   |
[INFO] [stderr]     |                                   any code following this expression is unreachable
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr]     = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> backend/src/codegen/mod.rs:445:32
[INFO] [stderr]     |
[INFO] [stderr] 445 |             I::Return(todo!(), items.len() as u32)
[INFO] [stderr]     |                       -------  ^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       any code following this expression is unreachable
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]    --> backend/src/codegen/binary.rs:177:25
[INFO] [stderr]     |
[INFO] [stderr] 177 |     fn dl_read<T: Read>(input: &mut T) -> Result<Self, DukaDumpError> {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]    --> backend/src/codegen/binary.rs:180:34
[INFO] [stderr]     |
[INFO] [stderr] 180 |     fn dl_write<T: Write>(&self, output: &mut T) -> Result<(), DukaDumpError> {
[INFO] [stderr]     |                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `global`
[INFO] [stderr]    --> backend/src/codegen/mod.rs:328:51
[INFO] [stderr]     |
[INFO] [stderr] 328 |             StmtKind::Define(attrnames, mut vals, global) => {
[INFO] [stderr]     |                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_global`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> backend/src/codegen/mod.rs:329:23
[INFO] [stderr]     |
[INFO] [stderr] 329 |                 for ((name, attrs), _) in attrnames {
[INFO] [stderr]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `attrs`
[INFO] [stderr]    --> backend/src/codegen/mod.rs:329:29
[INFO] [stderr]     |
[INFO] [stderr] 329 |                 for ((name, attrs), _) in attrnames {
[INFO] [stderr]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inst`
[INFO] [stderr]    --> backend/src/codegen/mod.rs:332:25
[INFO] [stderr]     |
[INFO] [stderr] 332 |                     let inst = match val {
[INFO] [stderr]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_inst`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `callee`
[INFO] [stderr]    --> backend/src/codegen/mod.rs:350:28
[INFO] [stderr]     |
[INFO] [stderr] 350 |             StmtKind::Call(callee, args) => {
[INFO] [stderr]     |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_callee`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]    --> backend/src/codegen/mod.rs:350:36
[INFO] [stderr]     |
[INFO] [stderr] 350 |             StmtKind::Call(callee, args) => {
[INFO] [stderr]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cond`
[INFO] [stderr]    --> backend/src/codegen/mod.rs:361:21
[INFO] [stderr]     |
[INFO] [stderr] 361 |                 let cond = *r#if.1;
[INFO] [stderr]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_cond`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cond`
[INFO] [stderr]    --> backend/src/codegen/mod.rs:367:37
[INFO] [stderr]     |
[INFO] [stderr] 367 |                 for IfClause(block, cond) in elseifs {
[INFO] [stderr]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_cond`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]    --> backend/src/codegen/mod.rs:378:35
[INFO] [stderr]     |
[INFO] [stderr] 378 |             StmtKind::ForNumberic(path, _, _, _, block) => {
[INFO] [stderr]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `paths`
[INFO] [stderr]    --> backend/src/codegen/mod.rs:383:34
[INFO] [stderr]     |
[INFO] [stderr] 383 |             StmtKind::ForGeneric(paths, items, block) => {
[INFO] [stderr]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_paths`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `items`
[INFO] [stderr]    --> backend/src/codegen/mod.rs:383:41
[INFO] [stderr]     |
[INFO] [stderr] 383 |             StmtKind::ForGeneric(paths, items, block) => {
[INFO] [stderr]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]    --> backend/src/codegen/mod.rs:395:21
[INFO] [stderr]     |
[INFO] [stderr] 395 |                 for path in paths {
[INFO] [stderr]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]    --> backend/src/codegen/mod.rs:396:25
[INFO] [stderr]     |
[INFO] [stderr] 396 |                     let expr = items.pop();
[INFO] [stderr]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `attrs`
[INFO] [stderr]    --> backend/src/codegen/mod.rs:399:38
[INFO] [stderr]     |
[INFO] [stderr] 399 |             StmtKind::Function(path, attrs, FuncBody(params, block), is_global) => {
[INFO] [stderr]     |                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `is_global`
[INFO] [stderr]    --> backend/src/codegen/mod.rs:399:70
[INFO] [stderr]     |
[INFO] [stderr] 399 |             StmtKind::Function(path, attrs, FuncBody(params, block), is_global) => {
[INFO] [stderr]     |                                                                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_global`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> backend/src/value.rs:296:36
[INFO] [stderr]     |
[INFO] [stderr] 296 |             ConstValue::ConstTable(t) => todo!(),
[INFO] [stderr]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]    --> backend/src/vm/coroutine.rs:166:31
[INFO] [stderr]     |
[INFO] [stderr] 166 |     pub fn execute(&mut self, ctx: &mut VMContext) -> Result<CoAction, DukaRuntimeError> {
[INFO] [stderr]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `operands`
[INFO] [stderr]    --> backend/src/vm/coroutine.rs:465:25
[INFO] [stderr]     |
[INFO] [stderr] 465 |                     let operands = vm!(R(a; count));
[INFO] [stderr]     |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operands`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]    --> backend/src/vm/coroutine.rs:524:32
[INFO] [stderr]     |
[INFO] [stderr] 524 |                 MarkToBeClosed(target) => {}
[INFO] [stderr]     |                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]    --> backend/src/vm/coroutine.rs:525:23
[INFO] [stderr]     |
[INFO] [stderr] 525 |                 Close(target) => {}
[INFO] [stderr]     |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> backend/src/vm/coroutine.rs:628:29
[INFO] [stderr]     |
[INFO] [stderr] 628 |                 TForPrepare(a, b) => {}
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> backend/src/vm/coroutine.rs:628:32
[INFO] [stderr]     |
[INFO] [stderr] 628 |                 TForPrepare(a, b) => {}
[INFO] [stderr]     |                                ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> backend/src/vm/coroutine.rs:629:26
[INFO] [stderr]     |
[INFO] [stderr] 629 |                 TForLoop(a, b) => {}
[INFO] [stderr]     |                          ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> backend/src/vm/coroutine.rs:629:29
[INFO] [stderr]     |
[INFO] [stderr] 629 |                 TForLoop(a, b) => {}
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> backend/src/vm/coroutine.rs:630:26
[INFO] [stderr]     |
[INFO] [stderr] 630 |                 TForCall(a, b) => {}
[INFO] [stderr]     |                          ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> backend/src/vm/coroutine.rs:630:29
[INFO] [stderr]     |
[INFO] [stderr] 630 |                 TForCall(a, b) => {}
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> backend/src/vm/coroutine.rs:732:25
[INFO] [stderr]     |
[INFO] [stderr] 732 |                     let n = vm!(E());
[INFO] [stderr]     |                         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: variants `R` and `K` are never constructed
[INFO] [stderr]   --> backend/src/codegen/mod.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | enum AllocIdx {
[INFO] [stderr]    |      -------- variants in this enum
[INFO] [stderr] 33 |     R(usize),
[INFO] [stderr]    |     ^
[INFO] [stderr] 34 |     K(usize),
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `AllocIdx` 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: fields `const_var`, `locals`, and `upvalues` are never read
[INFO] [stderr]   --> backend/src/codegen/mod.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 37 | struct Scope {
[INFO] [stderr]    |        ----- fields in this struct
[INFO] [stderr] 38 |     const_var: Vec<(String, usize)>,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 39 |     locals: Vec<(String, AllocIdx)>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 40 |     upvalues: Vec<(String, AllocIdx)>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Scope` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `declare` and `find` are never used
[INFO] [stderr]   --> backend/src/codegen/mod.rs:43:8
[INFO] [stderr]    |
[INFO] [stderr] 42 | impl Scope {
[INFO] [stderr]    | ---------- methods in this implementation
[INFO] [stderr] 43 |     fn declare(&mut self, name: String, alloc_pos: AllocIdx) {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 46 |     fn find(&self, name: &str) -> Option<AllocIdx> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `current` and `find` are never used
[INFO] [stderr]   --> backend/src/codegen/mod.rs:69:8
[INFO] [stderr]    |
[INFO] [stderr] 65 | impl Scopes {
[INFO] [stderr]    | ----------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 69 |     fn current(&self) -> &Scope {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 76 |     fn find(&self, name: &str) -> Option<AllocIdx> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `top`, `free_list`, and `allocated` are never read
[INFO] [stderr]    --> backend/src/codegen/mod.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 101 | struct AllocatorSnapshot {
[INFO] [stderr]     |        ----------------- fields in this struct
[INFO] [stderr] 102 |     top: usize,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 103 |     free_list: Vec<usize>,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 104 |     allocated: HashSet<usize>,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `AllocatorSnapshot` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `alloc` and `free` are never used
[INFO] [stderr]    --> backend/src/codegen/mod.rs:124:8
[INFO] [stderr]     |
[INFO] [stderr] 107 | impl Allocator {
[INFO] [stderr]     | -------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 124 |     fn alloc(&mut self) -> usize {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 134 |     fn free(&mut self, idx: usize) {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `do_define` is never used
[INFO] [stderr]    --> backend/src/codegen/mod.rs:413:8
[INFO] [stderr]     |
[INFO] [stderr] 314 | impl Generator {
[INFO] [stderr]     | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 413 |     fn do_define(&mut self) -> Result<(), DukaCodegenError> {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Descriptor` is never used
[INFO] [stderr]  --> backend/src/codegen/descriptor.rs:2:10
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub enum Descriptor {
[INFO] [stderr]   |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> backend/src/vm/mod.rs:193:17
[INFO] [stderr]     |
[INFO] [stderr] 193 |     pub fn main(&self) -> GcCellRef<Coroutine> {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 193 |     pub fn main(&self) -> GcCellRef<'_, Coroutine> {
[INFO] [stderr]     |                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> backend/src/vm/mod.rs:200:21
[INFO] [stderr]     |
[INFO] [stderr] 200 |     pub fn main_mut(&self) -> GcCellRefMut<Coroutine> {
[INFO] [stderr]     |                     ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 200 |     pub fn main_mut(&self) -> GcCellRefMut<'_, Coroutine> {
[INFO] [stderr]     |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> backend/src/vm/mod.rs:208:20
[INFO] [stderr]     |
[INFO] [stderr] 208 |     pub fn current(&self) -> GcCellRef<Coroutine> {
[INFO] [stderr]     |                    ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 208 |     pub fn current(&self) -> GcCellRef<'_, Coroutine> {
[INFO] [stderr]     |                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> backend/src/vm/mod.rs:215:24
[INFO] [stderr]     |
[INFO] [stderr] 215 |     pub fn current_mut(&self) -> GcCellRefMut<Coroutine> {
[INFO] [stderr]     |                        ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 215 |     pub fn current_mut(&self) -> GcCellRefMut<'_, Coroutine> {
[INFO] [stderr]     |                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> frontend/src/parser.rs:521:13
[INFO] [stderr]     |
[INFO] [stderr] 521 |         let name = self.must_ident()?;
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `base`
[INFO] [stderr]    --> frontend/src/parser.rs:530:13
[INFO] [stderr]     |
[INFO] [stderr] 530 |         let base = opt![
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_base`
[INFO] [stderr] 
[INFO] [stderr] warning: method `object_item` is never used
[INFO] [stderr]    --> frontend/src/parser.rs:540:8
[INFO] [stderr]     |
[INFO] [stderr] 202 | impl<Lexer: DukaLexer<Token>> Parser<Token, Lexer> {
[INFO] [stderr]     | -------------------------------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 540 |     fn object_item(&mut self) -> Result<(), DukaSpannedError> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `duka-backend` (lib) generated 44 warnings (run `cargo fix --lib -p duka-backend` to apply 34 suggestions)
[INFO] [stderr] warning: `duka-frontend` (lib) generated 3 warnings (run `cargo fix --lib -p duka-frontend` to apply 2 suggestions)
[INFO] [stderr] warning: `duka-backend` (lib test) generated 44 warnings (44 duplicates)
[INFO] [stderr] warning: `duka-frontend` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/duka_backend-a0984d92729a3c19)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::split_test ... ok
[INFO] [stdout] test tests::dumplings_test ... ok
[INFO] [stdout] test tests::instruction_macro_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/duka_cli-235f35ab92fd7068)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/duka_frontend-4000d2109437e1a5)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::lexer_test ... ok
[INFO] [stdout] test tests::macro_test ... ok
[INFO] [stdout] test tests::checker_test ... ok
[INFO] [stdout] test tests::ml_test ... ok
[INFO] [stdout] test tests::parse_proto_test ... ok
[INFO] [stdout] test tests::number_test ... ok
[INFO] [stdout] test tests::string_test ... ok
[INFO] [stdout] test tests::parser_test ... ok
[INFO] [stdout] test tests::utf8_test ... ok
[INFO] [stdout] test tests::transformer_test ... ok
[INFO] [stdout] test tests::macro_recursion_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::macro_recursion_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::macro_recursion_test' (32) panicked at frontend/src/lib.rs:278:9:
[INFO] [stdout] DukaSpannedError { kind: Macro(ReachMaxDepth("test")), span: Span { start: Position { line: 5, column: 21 }, end: Position { line: 5, column: 23 } } }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5b0654bc0862 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b0654bc0862 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::trace_unsynchronized::<std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b0654bc0862 - std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5b0654bc0862 - <<std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[585f66e14d78f9ba]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5b0654bd69ba - <core[585f66e14d78f9ba]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5b0654bd69ba - core[585f66e14d78f9ba]::fmt::write
[INFO] [stdout]    6:     0x5b0654bc5666 - std[3f03f8b59f91bef1]::io::default_write_fmt::<alloc[15e7b27aba85d2e2]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5b0654bc5666 - <alloc[15e7b27aba85d2e2]::vec::Vec<u8> as std[3f03f8b59f91bef1]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5b0654b9efdf - <std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5b0654b9efdf - std[3f03f8b59f91bef1]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5b0654bb8b79 - std[3f03f8b59f91bef1]::panicking::default_hook
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5b0654b4cefe - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5b0654b4cefe - test[30224e0cb089acd2]::test_main_with_exit_callback::<test[30224e0cb089acd2]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5b0654bb8d32 - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5b0654bb8d32 - std[3f03f8b59f91bef1]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5b0654b9f098 - std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5b0654b94289 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_end_short_backtrace::<std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5b0654b9feed - __rustc[caa99d26c7bae192]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5b0654bd70fc - core[585f66e14d78f9ba]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5b0654b350b5 - duka_frontend[e5b9657b49c3e43c]::tests::macro_recursion_test
[INFO] [stdout]                                at /opt/rustwide/workdir/frontend/src/lib.rs:39:31
[INFO] [stdout]   20:     0x5b0654b30777 - duka_frontend[e5b9657b49c3e43c]::tests::macro_recursion_test::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/frontend/src/lib.rs:269:30
[INFO] [stdout]   21:     0x5b0654b059e6 - <duka_frontend[e5b9657b49c3e43c]::tests::macro_recursion_test::{closure#0} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x5b0654b412ab - <fn() -> core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5b0654b412ab - test[30224e0cb089acd2]::__rust_begin_short_backtrace::<core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>, fn() -> core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:663:18
[INFO] [stdout]   24:     0x5b0654b4db0a - test[30224e0cb089acd2]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:686:74
[INFO] [stdout]   25:     0x5b0654b4db0a - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   26:     0x5b0654b4db0a - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>, core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x5b0654b4db0a - std[3f03f8b59f91bef1]::panicking::catch_unwind::<core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>, core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x5b0654b4db0a - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>, core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5b0654b4db0a - test[30224e0cb089acd2]::run_test_in_process
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:686:27
[INFO] [stdout]   30:     0x5b0654b4db0a - test[30224e0cb089acd2]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:607:43
[INFO] [stdout]   31:     0x5b0654b47fd4 - test[30224e0cb089acd2]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:637:41
[INFO] [stdout]   32:     0x5b0654b47fd4 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_begin_short_backtrace::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   33:     0x5b0654b50602 - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   34:     0x5b0654b50602 - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   35:     0x5b0654b50602 - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   36:     0x5b0654b50602 - std[3f03f8b59f91bef1]::panicking::catch_unwind::<(), core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   37:     0x5b0654b50602 - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x5b0654b50602 - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   39:     0x5b0654b50602 - <std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x5b0654bc010f - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn core[585f66e14d78f9ba]::ops::function::FnOnce<(), Output = ()> + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   41:     0x5b0654bc010f - <std[3f03f8b59f91bef1]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   42:     0x7bb3b0271aa4 - <unknown>
[INFO] [stdout]   43:     0x7bb3b02fea64 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::macro_recursion_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 10 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p duka-frontend --lib`
[INFO] running `Command { std: "docker" "inspect" "9e2e941a1d1e30edcbbe5dbce3a42b05e14b3abfe50824a42b1f50597b203012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e2e941a1d1e30edcbbe5dbce3a42b05e14b3abfe50824a42b1f50597b203012", kill_on_drop: false }`
[INFO] [stdout] 9e2e941a1d1e30edcbbe5dbce3a42b05e14b3abfe50824a42b1f50597b203012
