[INFO] cloning repository https://github.com/miva-lang/miva-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/miva-lang/miva-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiva-lang%2Fmiva-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiva-lang%2Fmiva-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 47e5555ae47a91f2c5bec8445aa06b2f9a4f76cd
[INFO] checking miva-lang/miva-lang against c25253fac451fff60fb5b6c0b2c64d60f628c7cd for pr-160391
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiva-lang%2Fmiva-lang" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/miva-lang/miva-lang
[INFO] finished tweaking git repo https://github.com/miva-lang/miva-lang
[INFO] tweaked toml for git repo https://github.com/miva-lang/miva-lang written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/miva-lang/miva-lang on toolchain c25253fac451fff60fb5b6c0b2c64d60f628c7cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c25253fac451fff60fb5b6c0b2c64d60f628c7cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/miva-lang/miva-lang 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" "+c25253fac451fff60fb5b6c0b2c64d60f628c7cd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cranelift-control v0.109.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a1d423f7ac21645d1149dea80a8abce09001a8a6289dfdc37aafb9a224bc24ff
[INFO] running `Command { std: "docker" "start" "a1d423f7ac21645d1149dea80a8abce09001a8a6289dfdc37aafb9a224bc24ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1d423f7ac21645d1149dea80a8abce09001a8a6289dfdc37aafb9a224bc24ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a1d423f7ac21645d1149dea80a8abce09001a8a6289dfdc37aafb9a224bc24ff" "/opt/rustwide/cargo-home/bin/cargo" "+c25253fac451fff60fb5b6c0b2c64d60f628c7cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stderr]    Compiling anyhow v1.0.104
[INFO] [stderr]    Compiling cranelift-isle v0.109.1
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.109.1
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling target-lexicon v0.12.16
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[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]     Checking smallvec v1.15.2
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[INFO] [stderr]     Checking bumpalo v3.20.3
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.109.1
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]    Compiling miva-frontend v0.1.4 (/opt/rustwide/workdir/miva-frontend-rs)
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking clap_builder v4.6.2
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking cranelift-bforest v0.109.1
[INFO] [stderr]     Checking wasmtime-jit-icache-coherence v22.0.1
[INFO] [stderr]     Checking cranelift-control v0.109.1
[INFO] [stderr]    Compiling cranelift-codegen v0.109.1
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling clap_derive v4.6.4
[INFO] [stderr]     Checking clap v4.6.4
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking serde v1.0.229
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[INFO] [stderr]     Checking toml_datetime v0.6.11
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[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking toml_edit v0.22.27
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]    --> miva-frontend-rs/src/parser.rs:270:30
[INFO] [stdout]     |
[INFO] [stdout] 270 |             let (field_name, start) = self.expect_ident()?;
[INFO] [stdout]     |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `impl_start`
[INFO] [stdout]    --> miva-frontend-rs/src/parser.rs:684:17
[INFO] [stdout]     |
[INFO] [stdout] 684 |             let impl_start = match self.peek_token()? {
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_impl_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]    --> miva-frontend-rs/src/parser.rs:810:20
[INFO] [stdout]     |
[INFO] [stdout] 810 |         let (name, start) = self.expect_ident()?;
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> miva-frontend-rs/src/parser.rs:1104:25
[INFO] [stdout]      |
[INFO] [stdout] 1104 |                     let mut target = Expr::EVar {
[INFO] [stdout]      |                         ----^^^^^^
[INFO] [stdout]      |                         |
[INFO] [stdout]      |                         help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]     --> miva-frontend-rs/src/parser.rs:1917:34
[INFO] [stdout]      |
[INFO] [stdout] 1917 |             Some(&Token::BoolLit(v)) => {
[INFO] [stdout]      |                                  ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_ident` is never used
[INFO] [stdout]    --> miva-frontend-rs/src/lexer.rs:334:8
[INFO] [stdout]     |
[INFO] [stdout] 144 | impl<'input> Lexer<'input> {
[INFO] [stdout]     | -------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 334 |     fn read_ident(&mut self) -> &'input str {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `expect_int_lit`, `parse_func_body`, and `parse_let_typed` are never used
[INFO] [stdout]     --> miva-frontend-rs/src/parser.rs:123:8
[INFO] [stdout]      |
[INFO] [stdout]   16 | impl<'input> Parser<'input> {
[INFO] [stdout]      | --------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  123 |     fn expect_int_lit(&mut self) -> Result<(i64, usize), String> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  367 |     fn parse_func_body(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1171 |     fn parse_let_typed(&mut self) -> Result<Stmt, String> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking toml v0.8.23
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]    --> miva-frontend-rs/src/parser.rs:270:30
[INFO] [stdout]     |
[INFO] [stdout] 270 |             let (field_name, start) = self.expect_ident()?;
[INFO] [stdout]     |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `impl_start`
[INFO] [stdout]    --> miva-frontend-rs/src/parser.rs:684:17
[INFO] [stdout]     |
[INFO] [stdout] 684 |             let impl_start = match self.peek_token()? {
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_impl_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]    --> miva-frontend-rs/src/parser.rs:810:20
[INFO] [stdout]     |
[INFO] [stdout] 810 |         let (name, start) = self.expect_ident()?;
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> miva-frontend-rs/src/parser.rs:1104:25
[INFO] [stdout]      |
[INFO] [stdout] 1104 |                     let mut target = Expr::EVar {
[INFO] [stdout]      |                         ----^^^^^^
[INFO] [stdout]      |                         |
[INFO] [stdout]      |                         help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]     --> miva-frontend-rs/src/parser.rs:1917:34
[INFO] [stdout]      |
[INFO] [stdout] 1917 |             Some(&Token::BoolLit(v)) => {
[INFO] [stdout]      |                                  ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_ident` is never used
[INFO] [stdout]    --> miva-frontend-rs/src/lexer.rs:334:8
[INFO] [stdout]     |
[INFO] [stdout] 144 | impl<'input> Lexer<'input> {
[INFO] [stdout]     | -------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 334 |     fn read_ident(&mut self) -> &'input str {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `expect_int_lit`, `parse_func_body`, and `parse_let_typed` are never used
[INFO] [stdout]     --> miva-frontend-rs/src/parser.rs:123:8
[INFO] [stdout]      |
[INFO] [stdout]   16 | impl<'input> Parser<'input> {
[INFO] [stdout]      | --------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  123 |     fn expect_int_lit(&mut self) -> Result<(i64, usize), String> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  367 |     fn parse_func_body(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1171 |     fn parse_let_typed(&mut self) -> Result<Stmt, String> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> miva-frontend-rs/src/lexer.rs:682:23
[INFO] [stdout]     |
[INFO] [stdout] 682 |     fn collect(input: &str) -> Vec<(usize, Token, usize)> {
[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] 682 |     fn collect(input: &str) -> Vec<(usize, Token<'_>, usize)> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> miva-frontend-rs/src/lexer.rs:687:35
[INFO] [stdout]     |
[INFO] [stdout] 687 |     fn collect_with_errors(input: &str) -> Vec<Result<(usize, Token, usize), String>> {
[INFO] [stdout]     |                                   ^^^^                        ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 687 |     fn collect_with_errors(input: &str) -> Vec<Result<(usize, Token<'_>, usize), String>> {
[INFO] [stdout]     |                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> miva-frontend-rs/src/lexer.rs:691:27
[INFO] [stdout]     |
[INFO] [stdout] 691 |     fn first_token(input: &str) -> Option<Token> {
[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] 691 |     fn first_token(input: &str) -> Option<Token<'_>> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking cranelift-native v0.109.1
[INFO] [stderr]     Checking cranelift-module v0.109.1
[INFO] [stderr]     Checking cranelift-jit v0.109.1
[INFO] [stderr]     Checking miva-vm v0.1.4 (/opt/rustwide/workdir/miva-vm)
[INFO] [stdout] warning: unused variable: `func_name`
[INFO] [stdout]    --> miva-vm/src/vm/mod.rs:600:17
[INFO] [stdout]     |
[INFO] [stdout] 600 |             let func_name = func.name(&self.program.strings).to_string();
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_func_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: `func_name`
[INFO] [stdout]    --> miva-vm/src/vm/mod.rs:600:17
[INFO] [stdout]     |
[INFO] [stdout] 600 |             let func_name = func.name(&self.program.strings).to_string();
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_func_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `stack_base` is never read
[INFO] [stdout]    --> miva-vm/src/vm/mod.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 146 | struct CallFrame {
[INFO] [stdout]     |        --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 152 |     stack_base: usize,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CallFrame` 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: field `builtin_map` is never read
[INFO] [stdout]    --> miva-vm/src/vm/mod.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub struct Mvm {
[INFO] [stdout]     |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 173 |     builtin_map: HashMap<String, u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `stack_base` is never read
[INFO] [stdout]    --> miva-vm/src/vm/mod.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 146 | struct CallFrame {
[INFO] [stdout]     |        --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 152 |     stack_base: usize,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CallFrame` 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: field `builtin_map` is never read
[INFO] [stdout]    --> miva-vm/src/vm/mod.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub struct Mvm {
[INFO] [stdout]     |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 173 |     builtin_map: HashMap<String, u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking miva v0.1.4 (/opt/rustwide/workdir/miva)
[INFO] [stdout] warning: unused import: `crate::ast::*`
[INFO] [stdout]  --> miva/src/typecheck/builtins.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ast::*`
[INFO] [stdout]  --> miva/src/typecheck/infer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ast::*`
[INFO] [stdout]  --> miva/src/typecheck/lambda_capture.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ast::*`
[INFO] [stdout]  --> miva/src/typecheck/shape.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> miva/src/codegen/cxx_ir/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> miva/src/codegen/llvm/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ast::*`
[INFO] [stdout]  --> miva/src/typecheck/builtins.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ast::*`
[INFO] [stdout]  --> miva/src/typecheck/infer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ast::*`
[INFO] [stdout]  --> miva/src/typecheck/lambda_capture.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ast::*`
[INFO] [stdout]  --> miva/src/typecheck/shape.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> miva/src/codegen/cxx_ir/emit.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             target,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `target: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `method`
[INFO] [stdout]   --> miva/src/codegen/cxx_ir/emit.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |             method,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `method: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `type_args`
[INFO] [stdout]   --> miva/src/codegen/cxx_ir/emit.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |             type_args,
[INFO] [stdout]    |             ^^^^^^^^^ help: try ignoring the field: `type_args: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> miva/src/codegen/cxx_ir/emit.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             args,
[INFO] [stdout]    |             ^^^^ help: try ignoring the field: `args: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `has_panic`
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/emit.rs:253:5
[INFO] [stdout]     |
[INFO] [stdout] 253 |     has_panic: bool,
[INFO] [stdout]     |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_has_panic`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/emit.rs:447:30
[INFO] [stdout]     |
[INFO] [stdout] 447 |             IrPattern::Value(e) => (String::new(), Vec::new(), String::new(), String::new()),
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `has_panic`
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/emit.rs:394:5
[INFO] [stdout]     |
[INFO] [stdout] 394 |     has_panic: bool,
[INFO] [stdout]     |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_has_panic`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `else_str`
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/emit.rs:600:9
[INFO] [stdout]     |
[INFO] [stdout] 600 |     let else_str = if else_.is_empty() {
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_else_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `symbol`
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/emit.rs:697:23
[INFO] [stdout]     |
[INFO] [stdout] 697 |         IrDef::Export(symbol) => String::new(),
[INFO] [stdout]     |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_symbol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ind`
[INFO] [stdout]     --> miva/src/codegen/cxx_ir/emit.rs:1122:55
[INFO] [stdout]      |
[INFO] [stdout] 1122 | pub(crate) fn emit_module(name: &str, defs: &[IrDef], ind: String, inner: usize) -> String {
[INFO] [stdout]      |                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_ind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> miva/src/codegen/cxx_ir/emit.rs:1146:10
[INFO] [stdout]      |
[INFO] [stdout] 1146 |     for (i, def) in defs.iter().enumerate() {
[INFO] [stdout]      |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body_stmts`
[INFO] [stdout]     --> miva/src/codegen/cxx_ir/emit.rs:1547:17
[INFO] [stdout]      |
[INFO] [stdout] 1547 |                 body_stmts,
[INFO] [stdout]      |                 ^^^^^^^^^^ help: try ignoring the field: `body_stmts: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body_result`
[INFO] [stdout]     --> miva/src/codegen/cxx_ir/emit.rs:1548:17
[INFO] [stdout]      |
[INFO] [stdout] 1548 |                 body_result,
[INFO] [stdout]      |                 ^^^^^^^^^^^ help: try ignoring the field: `body_result: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body_stmts`
[INFO] [stdout]     --> miva/src/codegen/cxx_ir/emit.rs:1582:17
[INFO] [stdout]      |
[INFO] [stdout] 1582 |                 body_stmts,
[INFO] [stdout]      |                 ^^^^^^^^^^ help: try ignoring the field: `body_stmts: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body_result`
[INFO] [stdout]     --> miva/src/codegen/cxx_ir/emit.rs:1583:17
[INFO] [stdout]      |
[INFO] [stdout] 1583 |                 body_result,
[INFO] [stdout]      |                 ^^^^^^^^^^^ help: try ignoring the field: `body_result: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `closure_ty`
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/lower.rs:177:17
[INFO] [stdout]     |
[INFO] [stdout] 177 |             let closure_ty = if inner_tys.is_empty() {
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_closure_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]    --> miva/src/codegen/llvm/defs.rs:411:78
[INFO] [stdout]     |
[INFO] [stdout] 411 | pub(crate) fn gen_cfunc(name: &str, params: &[Param], returns: &Option<Typ>, code: &str) -> String {
[INFO] [stdout]     |                                                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `else_pred_label`
[INFO] [stdout]    --> miva/src/codegen/llvm/expr.rs:346:17
[INFO] [stdout]     |
[INFO] [stdout] 346 |             let else_pred_label = label_else.clone();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_else_pred_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `else_pred_label`
[INFO] [stdout]    --> miva/src/codegen/llvm/expr.rs:347:18
[INFO] [stdout]     |
[INFO] [stdout] 347 |             let (else_pred_label, else_ends_in_merge) =
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_else_pred_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `struct_name`
[INFO] [stdout]    --> miva/src/codegen/llvm/expr.rs:766:19
[INFO] [stdout]     |
[INFO] [stdout] 766 |             name: struct_name,
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> miva/src/codegen/mvm.rs:592:13
[INFO] [stdout]     |
[INFO] [stdout] 592 |         let mut func_code = std::mem::take(&mut self.code);
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `before_then`
[INFO] [stdout]    --> miva/src/codegen/mvm.rs:831:21
[INFO] [stdout]     |
[INFO] [stdout] 831 |                 let before_then = self.code.len();
[INFO] [stdout]     |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_before_then`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `after_then`
[INFO] [stdout]    --> miva/src/codegen/mvm.rs:833:21
[INFO] [stdout]     |
[INFO] [stdout] 833 |                 let after_then = self.code.len();
[INFO] [stdout]     |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_after_then`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `after_jmp`
[INFO] [stdout]    --> miva/src/codegen/mvm.rs:835:21
[INFO] [stdout]     |
[INFO] [stdout] 835 |                 let after_jmp = self.code.len();
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_after_jmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `after_else_label`
[INFO] [stdout]    --> miva/src/codegen/mvm.rs:837:21
[INFO] [stdout]     |
[INFO] [stdout] 837 |                 let after_else_label = self.code.len();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_after_else_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `left`
[INFO] [stdout]     --> miva/src/codegen/mvm.rs:1600:34
[INFO] [stdout]      |
[INFO] [stdout] 1600 |     fn find_impl_override(&self, left: &Expr, op: &BinOp) -> Option<String> {
[INFO] [stdout]      |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `bridge_compiled` is never read
[INFO] [stdout]    --> miva/src/commands/build/mod.rs:410:17
[INFO] [stdout]     |
[INFO] [stdout] 410 |                 bridge_compiled = true;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `elem`
[INFO] [stdout]    --> miva/src/drop_desugar.rs:178:33
[INFO] [stdout]     |
[INFO] [stdout] 178 |                     if let Some(elem) = self.infer_droppable(first, state) {
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_elem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> miva/src/semantic/mod.rs:835:11
[INFO] [stdout]     |
[INFO] [stdout] 458 |         Expr::ETupleLit { loc, values } => {
[INFO] [stdout]     |         ------------------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 835 |         | Expr::ETupleLit { .. } => {}
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> miva/src/symbol_table.rs:269:19
[INFO] [stdout]     |
[INFO] [stdout] 226 | /                 Def::DShape {
[INFO] [stdout] 227 | |                     name,
[INFO] [stdout] 228 | |                     fields,
[INFO] [stdout] 229 | |                     type_params,
[INFO] [stdout] 230 | |                     loc,
[INFO] [stdout] 231 | |                 } => {
[INFO] [stdout]     | |_________________- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 269 |                   | Def::DShape { .. } => {}
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> miva/src/codegen/cxx_ir/emit.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             target,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `target: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `method`
[INFO] [stdout]   --> miva/src/codegen/cxx_ir/emit.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |             method,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `method: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `type_args`
[INFO] [stdout]   --> miva/src/codegen/cxx_ir/emit.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |             type_args,
[INFO] [stdout]    |             ^^^^^^^^^ help: try ignoring the field: `type_args: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> miva/src/codegen/cxx_ir/emit.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             args,
[INFO] [stdout]    |             ^^^^ help: try ignoring the field: `args: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `has_panic`
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/emit.rs:253:5
[INFO] [stdout]     |
[INFO] [stdout] 253 |     has_panic: bool,
[INFO] [stdout]     |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_has_panic`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/emit.rs:447:30
[INFO] [stdout]     |
[INFO] [stdout] 447 |             IrPattern::Value(e) => (String::new(), Vec::new(), String::new(), String::new()),
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `has_panic`
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/emit.rs:394:5
[INFO] [stdout]     |
[INFO] [stdout] 394 |     has_panic: bool,
[INFO] [stdout]     |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_has_panic`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `else_str`
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/emit.rs:600:9
[INFO] [stdout]     |
[INFO] [stdout] 600 |     let else_str = if else_.is_empty() {
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_else_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `symbol`
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/emit.rs:697:23
[INFO] [stdout]     |
[INFO] [stdout] 697 |         IrDef::Export(symbol) => String::new(),
[INFO] [stdout]     |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_symbol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> miva/src/typecheck/infer.rs:1281:17
[INFO] [stdout]      |
[INFO] [stdout] 1281 |             let mut errs = vec![];
[INFO] [stdout]      |                 ----^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loc`
[INFO] [stdout]     --> miva/src/typecheck/infer.rs:1280:35
[INFO] [stdout]      |
[INFO] [stdout] 1280 |         Expr::ETupleLit { values, loc } => {
[INFO] [stdout]      |                                   ^^^ help: try ignoring the field: `loc: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ind`
[INFO] [stdout]     --> miva/src/codegen/cxx_ir/emit.rs:1122:55
[INFO] [stdout]      |
[INFO] [stdout] 1122 | pub(crate) fn emit_module(name: &str, defs: &[IrDef], ind: String, inner: usize) -> String {
[INFO] [stdout]      |                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_ind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> miva/src/codegen/cxx_ir/emit.rs:1146:10
[INFO] [stdout]      |
[INFO] [stdout] 1146 |     for (i, def) in defs.iter().enumerate() {
[INFO] [stdout]      |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> miva/src/typecheck/seal.rs:125:11
[INFO] [stdout]     |
[INFO] [stdout] 100 |         Expr::ETupleLit { values, .. } => {
[INFO] [stdout]     |         ------------------------------ matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 125 |         | Expr::ETupleLit { .. } => {}
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body_stmts`
[INFO] [stdout]     --> miva/src/codegen/cxx_ir/emit.rs:1547:17
[INFO] [stdout]      |
[INFO] [stdout] 1547 |                 body_stmts,
[INFO] [stdout]      |                 ^^^^^^^^^^ help: try ignoring the field: `body_stmts: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body_result`
[INFO] [stdout]     --> miva/src/codegen/cxx_ir/emit.rs:1548:17
[INFO] [stdout]      |
[INFO] [stdout] 1548 |                 body_result,
[INFO] [stdout]      |                 ^^^^^^^^^^^ help: try ignoring the field: `body_result: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body_stmts`
[INFO] [stdout]     --> miva/src/codegen/cxx_ir/emit.rs:1582:17
[INFO] [stdout]      |
[INFO] [stdout] 1582 |                 body_stmts,
[INFO] [stdout]      |                 ^^^^^^^^^^ help: try ignoring the field: `body_stmts: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body_result`
[INFO] [stdout]     --> miva/src/codegen/cxx_ir/emit.rs:1583:17
[INFO] [stdout]      |
[INFO] [stdout] 1583 |                 body_result,
[INFO] [stdout]      |                 ^^^^^^^^^^^ help: try ignoring the field: `body_result: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `closure_ty`
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/lower.rs:177:17
[INFO] [stdout]     |
[INFO] [stdout] 177 |             let closure_ty = if inner_tys.is_empty() {
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_closure_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> miva/src/typecheck/mod.rs:277:25
[INFO] [stdout]     |
[INFO] [stdout] 277 |     let (mut func_sigs, mut func_type_bounds) = build_func_sigs(defs);
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> miva/src/typecheck/mod.rs:287:21
[INFO] [stdout]     |
[INFO] [stdout] 287 |     let (mut enums, mut enum_type_params) = build_enum_maps(defs);
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `global_shapes`
[INFO] [stdout]    --> miva/src/typecheck/mod.rs:274:5
[INFO] [stdout]     |
[INFO] [stdout] 274 |     global_shapes: &HashMap<String, Vec<FieldDef>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_global_shapes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `global_shape_type_params`
[INFO] [stdout]    --> miva/src/typecheck/mod.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 |     global_shape_type_params: &HashMap<String, Vec<String>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_global_shape_type_params`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func_type_bounds`
[INFO] [stdout]    --> miva/src/typecheck/mod.rs:277:25
[INFO] [stdout]     |
[INFO] [stdout] 277 |     let (mut func_sigs, mut func_type_bounds) = build_func_sigs(defs);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_func_type_bounds`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shape_type_params`
[INFO] [stdout]    --> miva/src/typecheck/mod.rs:286:18
[INFO] [stdout]     |
[INFO] [stdout] 286 |     let (shapes, shape_type_params) = build_shape_map(defs);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shape_type_params`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> miva/src/warning/mod.rs:242:11
[INFO] [stdout]     |
[INFO] [stdout] 206 |         Expr::ETupleLit { values, .. } => {
[INFO] [stdout]     |         ------------------------------ matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 242 |         | Expr::ETupleLit { .. } => {}
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `all` is never used
[INFO] [stdout]   --> miva/src/codegen/mod.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl Backend {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 21 |     pub fn all() -> &'static [Backend] {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `extension` is never read
[INFO] [stdout]   --> miva/src/codegen/mod.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct GeneratedOutput {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub extension: &'static str,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `collect_func_sigs` is never used
[INFO] [stdout]   --> miva/src/codegen/mod.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn collect_func_sigs(defs: &[Def]) -> HashMap<String, FuncSig> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_ir` is never used
[INFO] [stdout]    --> miva/src/codegen/mod.rs:154:8
[INFO] [stdout]     |
[INFO] [stdout] 154 | pub fn build_ir(defs: &[Def]) -> [String; 3] {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `next_closure_id` is never used
[INFO] [stdout]   --> miva/src/codegen/cxx_ir/mod.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) fn next_closure_id() -> usize {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MethodCall` is never constructed
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/mod.rs:203:5
[INFO] [stdout]     |
[INFO] [stdout] 188 | pub enum IrExpr {
[INFO] [stdout]     |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 203 |     MethodCall {
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IrExpr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `If` is never constructed
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/mod.rs:295:5
[INFO] [stdout]     |
[INFO] [stdout] 272 | pub enum IrStmt {
[INFO] [stdout]     |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 295 |     If {
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IrStmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `thunk_sig` is never read
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/mod.rs:402:9
[INFO] [stdout]     |
[INFO] [stdout] 399 | pub struct IrClosureDef {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 402 |     pub thunk_sig: String,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IrClosureDef` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `closures` is never read
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/mod.rs:411:9
[INFO] [stdout]     |
[INFO] [stdout] 410 | pub struct IrContext {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 411 |     pub closures: Vec<IrClosureDef>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `flatten_block` is never used
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/optimize.rs:165:15
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub(crate) fn flatten_block(
[INFO] [stdout]     |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pending_string_payloads` is never read
[INFO] [stdout]    --> miva/src/codegen/llvm/mod.rs:401:5
[INFO] [stdout]     |
[INFO] [stdout] 386 | pub(crate) struct LlvmCtx {
[INFO] [stdout]     |                   ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 401 |     pending_string_payloads: Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `with_module` are never used
[INFO] [stdout]    --> miva/src/codegen/llvm/mod.rs:406:8
[INFO] [stdout]     |
[INFO] [stdout] 405 | impl LlvmCtx {
[INFO] [stdout]     | ------------ associated functions in this implementation
[INFO] [stdout] 406 |     fn new() -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 432 |     fn with_module(module: Option<&str>) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `arity` and `returns` are never read
[INFO] [stdout]   --> miva/src/codegen/mvm.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct HostDef {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 20 |     pub name: String,
[INFO] [stdout] 21 |     pub arity: u32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 22 |     pub returns: Option<Typ>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ptr_params` is never read
[INFO] [stdout]   --> miva/src/codegen/mvm.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct MvmCodegen {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 82 |     ptr_params: HashSet<u32>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `emit_jmp_if_true` is never used
[INFO] [stdout]    --> miva/src/codegen/mvm.rs:216:8
[INFO] [stdout]     |
[INFO] [stdout] 101 | impl MvmCodegen {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 216 |     fn emit_jmp_if_true(&mut self, target_label: u32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `env` is never read
[INFO] [stdout]   --> miva/src/config.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub env: Option<EnvConfig>,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]   --> miva/src/config.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct ProjectConfig {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub version: Option<String>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ProjectConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `type_params` are never read
[INFO] [stdout]    --> miva/src/symbol_table.rs:99:9
[INFO] [stdout]     |
[INFO] [stdout]  98 | pub struct FunctionEntry {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout]  99 |     pub name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 100 |     pub type_params: Vec<String>,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FunctionEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `fields`, and `type_params` are never read
[INFO] [stdout]    --> miva/src/symbol_table.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub struct ShapeEntry {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 123 |     pub name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 124 |     pub fields: Vec<FieldDef>,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 125 |     pub type_params: Vec<String>,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ShapeEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `lookup_drop_fn` and `lookup_shape` are never used
[INFO] [stdout]    --> miva/src/symbol_table.rs:425:12
[INFO] [stdout]     |
[INFO] [stdout] 147 | impl SymbolTable {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 425 |     pub fn lookup_drop_fn(&self, struct_name: &str) -> Option<&str> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 429 |     pub fn lookup_shape(&self, name: &str) -> Option<&ShapeEntry> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_program` is never used
[INFO] [stdout]    --> miva/src/typecheck/mod.rs:255:8
[INFO] [stdout]     |
[INFO] [stdout] 255 | pub fn check_program(defs: &[Def]) -> Vec<Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]    --> miva/src/codegen/llvm/defs.rs:411:78
[INFO] [stdout]     |
[INFO] [stdout] 411 | pub(crate) fn gen_cfunc(name: &str, params: &[Param], returns: &Option<Typ>, code: &str) -> String {
[INFO] [stdout]     |                                                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `else_pred_label`
[INFO] [stdout]    --> miva/src/codegen/llvm/expr.rs:346:17
[INFO] [stdout]     |
[INFO] [stdout] 346 |             let else_pred_label = label_else.clone();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_else_pred_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `else_pred_label`
[INFO] [stdout]    --> miva/src/codegen/llvm/expr.rs:347:18
[INFO] [stdout]     |
[INFO] [stdout] 347 |             let (else_pred_label, else_ends_in_merge) =
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_else_pred_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `struct_name`
[INFO] [stdout]    --> miva/src/codegen/llvm/expr.rs:766:19
[INFO] [stdout]     |
[INFO] [stdout] 766 |             name: struct_name,
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> miva/src/codegen/mvm.rs:592:13
[INFO] [stdout]     |
[INFO] [stdout] 592 |         let mut func_code = std::mem::take(&mut self.code);
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `before_then`
[INFO] [stdout]    --> miva/src/codegen/mvm.rs:831:21
[INFO] [stdout]     |
[INFO] [stdout] 831 |                 let before_then = self.code.len();
[INFO] [stdout]     |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_before_then`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `after_then`
[INFO] [stdout]    --> miva/src/codegen/mvm.rs:833:21
[INFO] [stdout]     |
[INFO] [stdout] 833 |                 let after_then = self.code.len();
[INFO] [stdout]     |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_after_then`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `after_jmp`
[INFO] [stdout]    --> miva/src/codegen/mvm.rs:835:21
[INFO] [stdout]     |
[INFO] [stdout] 835 |                 let after_jmp = self.code.len();
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_after_jmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `after_else_label`
[INFO] [stdout]    --> miva/src/codegen/mvm.rs:837:21
[INFO] [stdout]     |
[INFO] [stdout] 837 |                 let after_else_label = self.code.len();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_after_else_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `left`
[INFO] [stdout]     --> miva/src/codegen/mvm.rs:1600:34
[INFO] [stdout]      |
[INFO] [stdout] 1600 |     fn find_impl_override(&self, left: &Expr, op: &BinOp) -> Option<String> {
[INFO] [stdout]      |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `bridge_compiled` is never read
[INFO] [stdout]    --> miva/src/commands/build/mod.rs:410:17
[INFO] [stdout]     |
[INFO] [stdout] 410 |                 bridge_compiled = true;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `elem`
[INFO] [stdout]    --> miva/src/drop_desugar.rs:178:33
[INFO] [stdout]     |
[INFO] [stdout] 178 |                     if let Some(elem) = self.infer_droppable(first, state) {
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_elem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> miva/src/semantic/mod.rs:835:11
[INFO] [stdout]     |
[INFO] [stdout] 458 |         Expr::ETupleLit { loc, values } => {
[INFO] [stdout]     |         ------------------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 835 |         | Expr::ETupleLit { .. } => {}
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> miva/src/symbol_table.rs:269:19
[INFO] [stdout]     |
[INFO] [stdout] 226 | /                 Def::DShape {
[INFO] [stdout] 227 | |                     name,
[INFO] [stdout] 228 | |                     fields,
[INFO] [stdout] 229 | |                     type_params,
[INFO] [stdout] 230 | |                     loc,
[INFO] [stdout] 231 | |                 } => {
[INFO] [stdout]     | |_________________- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 269 |                   | Def::DShape { .. } => {}
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> miva/src/typecheck/infer.rs:1281:17
[INFO] [stdout]      |
[INFO] [stdout] 1281 |             let mut errs = vec![];
[INFO] [stdout]      |                 ----^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loc`
[INFO] [stdout]     --> miva/src/typecheck/infer.rs:1280:35
[INFO] [stdout]      |
[INFO] [stdout] 1280 |         Expr::ETupleLit { values, loc } => {
[INFO] [stdout]      |                                   ^^^ help: try ignoring the field: `loc: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> miva/src/typecheck/seal.rs:125:11
[INFO] [stdout]     |
[INFO] [stdout] 100 |         Expr::ETupleLit { values, .. } => {
[INFO] [stdout]     |         ------------------------------ matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 125 |         | Expr::ETupleLit { .. } => {}
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> miva/src/typecheck/mod.rs:277:25
[INFO] [stdout]     |
[INFO] [stdout] 277 |     let (mut func_sigs, mut func_type_bounds) = build_func_sigs(defs);
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> miva/src/typecheck/mod.rs:287:21
[INFO] [stdout]     |
[INFO] [stdout] 287 |     let (mut enums, mut enum_type_params) = build_enum_maps(defs);
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `global_shapes`
[INFO] [stdout]    --> miva/src/typecheck/mod.rs:274:5
[INFO] [stdout]     |
[INFO] [stdout] 274 |     global_shapes: &HashMap<String, Vec<FieldDef>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_global_shapes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `global_shape_type_params`
[INFO] [stdout]    --> miva/src/typecheck/mod.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 |     global_shape_type_params: &HashMap<String, Vec<String>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_global_shape_type_params`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func_type_bounds`
[INFO] [stdout]    --> miva/src/typecheck/mod.rs:277:25
[INFO] [stdout]     |
[INFO] [stdout] 277 |     let (mut func_sigs, mut func_type_bounds) = build_func_sigs(defs);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_func_type_bounds`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shape_type_params`
[INFO] [stdout]    --> miva/src/typecheck/mod.rs:286:18
[INFO] [stdout]     |
[INFO] [stdout] 286 |     let (shapes, shape_type_params) = build_shape_map(defs);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shape_type_params`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> miva/src/warning/mod.rs:242:11
[INFO] [stdout]     |
[INFO] [stdout] 206 |         Expr::ETupleLit { values, .. } => {
[INFO] [stdout]     |         ------------------------------ matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 242 |         | Expr::ETupleLit { .. } => {}
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `all` is never used
[INFO] [stdout]   --> miva/src/codegen/mod.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl Backend {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 21 |     pub fn all() -> &'static [Backend] {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `extension` is never read
[INFO] [stdout]   --> miva/src/codegen/mod.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct GeneratedOutput {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub extension: &'static str,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `collect_func_sigs` is never used
[INFO] [stdout]   --> miva/src/codegen/mod.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn collect_func_sigs(defs: &[Def]) -> HashMap<String, FuncSig> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_ir` is never used
[INFO] [stdout]    --> miva/src/codegen/mod.rs:154:8
[INFO] [stdout]     |
[INFO] [stdout] 154 | pub fn build_ir(defs: &[Def]) -> [String; 3] {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `next_closure_id` is never used
[INFO] [stdout]   --> miva/src/codegen/cxx_ir/mod.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) fn next_closure_id() -> usize {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MethodCall` is never constructed
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/mod.rs:203:5
[INFO] [stdout]     |
[INFO] [stdout] 188 | pub enum IrExpr {
[INFO] [stdout]     |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 203 |     MethodCall {
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IrExpr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `If` is never constructed
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/mod.rs:295:5
[INFO] [stdout]     |
[INFO] [stdout] 272 | pub enum IrStmt {
[INFO] [stdout]     |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 295 |     If {
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IrStmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `thunk_sig` is never read
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/mod.rs:402:9
[INFO] [stdout]     |
[INFO] [stdout] 399 | pub struct IrClosureDef {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 402 |     pub thunk_sig: String,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IrClosureDef` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `closures` is never read
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/mod.rs:411:9
[INFO] [stdout]     |
[INFO] [stdout] 410 | pub struct IrContext {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 411 |     pub closures: Vec<IrClosureDef>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `flatten_block` is never used
[INFO] [stdout]    --> miva/src/codegen/cxx_ir/optimize.rs:165:15
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub(crate) fn flatten_block(
[INFO] [stdout]     |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pending_string_payloads` is never read
[INFO] [stdout]    --> miva/src/codegen/llvm/mod.rs:401:5
[INFO] [stdout]     |
[INFO] [stdout] 386 | pub(crate) struct LlvmCtx {
[INFO] [stdout]     |                   ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 401 |     pending_string_payloads: Vec<usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `with_module` is never used
[INFO] [stdout]    --> miva/src/codegen/llvm/mod.rs:432:8
[INFO] [stdout]     |
[INFO] [stdout] 405 | impl LlvmCtx {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 432 |     fn with_module(module: Option<&str>) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `arity` and `returns` are never read
[INFO] [stdout]   --> miva/src/codegen/mvm.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct HostDef {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 20 |     pub name: String,
[INFO] [stdout] 21 |     pub arity: u32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 22 |     pub returns: Option<Typ>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ptr_params` is never read
[INFO] [stdout]   --> miva/src/codegen/mvm.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct MvmCodegen {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 82 |     ptr_params: HashSet<u32>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `emit_jmp_if_true` is never used
[INFO] [stdout]    --> miva/src/codegen/mvm.rs:216:8
[INFO] [stdout]     |
[INFO] [stdout] 101 | impl MvmCodegen {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 216 |     fn emit_jmp_if_true(&mut self, target_label: u32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `env` is never read
[INFO] [stdout]   --> miva/src/config.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub env: Option<EnvConfig>,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]   --> miva/src/config.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct ProjectConfig {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub version: Option<String>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ProjectConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `type_params` is never read
[INFO] [stdout]    --> miva/src/symbol_table.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout]  98 | pub struct FunctionEntry {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout]  99 |     pub name: String,
[INFO] [stdout] 100 |     pub type_params: Vec<String>,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FunctionEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `fields`, and `type_params` are never read
[INFO] [stdout]    --> miva/src/symbol_table.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub struct ShapeEntry {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 123 |     pub name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 124 |     pub fields: Vec<FieldDef>,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 125 |     pub type_params: Vec<String>,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ShapeEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `lookup_shape` is never used
[INFO] [stdout]    --> miva/src/symbol_table.rs:429:12
[INFO] [stdout]     |
[INFO] [stdout] 147 | impl SymbolTable {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 429 |     pub fn lookup_shape(&self, name: &str) -> Option<&ShapeEntry> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.46s
[INFO] running `Command { std: "docker" "inspect" "a1d423f7ac21645d1149dea80a8abce09001a8a6289dfdc37aafb9a224bc24ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1d423f7ac21645d1149dea80a8abce09001a8a6289dfdc37aafb9a224bc24ff", kill_on_drop: false }`
[INFO] [stdout] a1d423f7ac21645d1149dea80a8abce09001a8a6289dfdc37aafb9a224bc24ff