[INFO] cloning repository https://github.com/n-arms/khaki-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/n-arms/khaki-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn-arms%2Fkhaki-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn-arms%2Fkhaki-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d4175df7ffbdcda7e83e95b547ec1f9181171ed
[INFO] checking n-arms/khaki-lang against master#57f772f25c5ce2bd870d6f8c3ab318eaee5a3326 for pr-133502-22
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn-arms%2Fkhaki-lang" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/n-arms/khaki-lang
[INFO] finished tweaking git repo https://github.com/n-arms/khaki-lang
[INFO] tweaked toml for git repo https://github.com/n-arms/khaki-lang written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/n-arms/khaki-lang on toolchain 57f772f25c5ce2bd870d6f8c3ab318eaee5a3326
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57f772f25c5ce2bd870d6f8c3ab318eaee5a3326" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/n-arms/khaki-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" "+57f772f25c5ce2bd870d6f8c3ab318eaee5a3326" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+57f772f25c5ce2bd870d6f8c3ab318eaee5a3326" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb8665229729053468e5db1abcc2de0078273e455b5f0ce07eb3012108410c87
[INFO] running `Command { std: "docker" "start" "-a" "bb8665229729053468e5db1abcc2de0078273e455b5f0ce07eb3012108410c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb8665229729053468e5db1abcc2de0078273e455b5f0ce07eb3012108410c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb8665229729053468e5db1abcc2de0078273e455b5f0ce07eb3012108410c87", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+57f772f25c5ce2bd870d6f8c3ab318eaee5a3326" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/emit/cor.rs:6:33
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::{HashMap, HashSet};
[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 imports: `Slot`, `Value`, and `slot_name`
[INFO] [stdout]   --> src/emit/cor.rs:10:43
[INFO] [stdout]    |
[INFO] [stdout] 10 |         block_name, emit_type, load_slot, slot_name,
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     ir::{BlockId, End, Func, Slot, Value},
[INFO] [stdout]    |                              ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/emit/cor.rs:6:33
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::{HashMap, HashSet};
[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 imports: `Slot`, `Value`, and `slot_name`
[INFO] [stdout]   --> src/emit/cor.rs:10:43
[INFO] [stdout]    |
[INFO] [stdout] 10 |         block_name, emit_type, load_slot, slot_name,
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     ir::{BlockId, End, Func, Slot, Value},
[INFO] [stdout]    |                              ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/typing/mod.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 panic!("{err:?}");
[INFO] [stdout]    |                 ----------------- any code following this expression is unreachable
[INFO] [stdout] 52 |                 Some(err)
[INFO] [stdout]    |                 ^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `slot`
[INFO] [stdout]    --> src/emit/cor.rs:230:13
[INFO] [stdout]     |
[INFO] [stdout] 230 |             slot,
[INFO] [stdout]     |             ^^^^ help: try ignoring the field: `slot: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `branches`
[INFO] [stdout]    --> src/emit/cor.rs:231:13
[INFO] [stdout]     |
[INFO] [stdout] 231 |             branches,
[INFO] [stdout]     |             ^^^^^^^^ help: try ignoring the field: `branches: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `default`
[INFO] [stdout]    --> src/emit/cor.rs:232:13
[INFO] [stdout]     |
[INFO] [stdout] 232 |             default,
[INFO] [stdout]     |             ^^^^^^^ help: try ignoring the field: `default: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/emit/cor.rs:233:13
[INFO] [stdout]     |
[INFO] [stdout] 233 |             span,
[INFO] [stdout]     |             ^^^^ help: try ignoring the field: `span: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `declared`
[INFO] [stdout]    --> src/emit/mod.rs:203:5
[INFO] [stdout]     |
[INFO] [stdout] 203 |     declared: &mut HashSet<Slot>,
[INFO] [stdout]     |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_declared`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `slot`
[INFO] [stdout]    --> src/emit/mod.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 240 |             slot,
[INFO] [stdout]     |             ^^^^ help: try ignoring the field: `slot: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `branches`
[INFO] [stdout]    --> src/emit/mod.rs:241:13
[INFO] [stdout]     |
[INFO] [stdout] 241 |             branches,
[INFO] [stdout]     |             ^^^^^^^^ help: try ignoring the field: `branches: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `default`
[INFO] [stdout]    --> src/emit/mod.rs:242:13
[INFO] [stdout]     |
[INFO] [stdout] 242 |             default,
[INFO] [stdout]     |             ^^^^^^^ help: try ignoring the field: `default: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/emit/mod.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |             span,
[INFO] [stdout]     |             ^^^^ help: try ignoring the field: `span: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `arg_types` and `result_type` are never used
[INFO] [stdout]   --> src/ast.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 80 | impl Func {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 81 |     pub fn arg_types(&self) -> Vec<Type> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |     pub fn result_type(&self, path: &Path) -> Type {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generic_name` is never used
[INFO] [stdout]    --> src/ast.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub fn generic_name(name: &str, id: usize) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `unsigned` is never used
[INFO] [stdout]    --> src/ast.rs:209:12
[INFO] [stdout]     |
[INFO] [stdout] 190 | impl IntType {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 209 |     pub fn unsigned(width: usize) -> Self {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `unifs` is never used
[INFO] [stdout]    --> src/ast.rs:305:12
[INFO] [stdout]     |
[INFO] [stdout] 230 | impl Type {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 305 |     pub fn unifs(&self) -> HashSet<usize> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BitNot` is never constructed
[INFO] [stdout]    --> src/ast.rs:365:5
[INFO] [stdout]     |
[INFO] [stdout] 356 | pub enum Arith {
[INFO] [stdout]     |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 365 |     BitNot,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Arith` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Xor` and `Not` are never constructed
[INFO] [stdout]    --> src/ast.rs:383:5
[INFO] [stdout]     |
[INFO] [stdout] 380 | pub enum Logic {
[INFO] [stdout]     |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 383 |     Xor,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 384 |     Not,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Logic` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cor_struct_name` is never used
[INFO] [stdout]   --> src/emit/cor.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn cor_struct_name(_func: &Func) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `emit_cor_struct` is never used
[INFO] [stdout]   --> src/emit/cor.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn emit_cor_struct(_func: &Func, _text: &mut Text) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `emit_constructor` is never used
[INFO] [stdout]   --> src/emit/cor.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn emit_constructor(_func: &Func, _text: &mut Text) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `emit_poll` is never used
[INFO] [stdout]   --> src/emit/cor.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn emit_poll(_func: &Func, _text: &mut Text) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `emit_cor_end` is never used
[INFO] [stdout]    --> src/emit/cor.rs:155:4
[INFO] [stdout]     |
[INFO] [stdout] 155 | fn emit_cor_end(
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> src/ir.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct Instr {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instr` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> src/ir.rs:95:19
[INFO] [stdout]    |
[INFO] [stdout] 95 |     Jump(BlockId, Span),
[INFO] [stdout]    |     ----          ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `End` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 95 -     Jump(BlockId, Span),
[INFO] [stdout] 95 +     Jump(BlockId, ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_static` is never used
[INFO] [stdout]    --> src/ir.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 120 | impl Witness {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 121 |     pub fn is_static(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `temp_slots` is never read
[INFO] [stdout]    --> src/lower/decor.rs:510:5
[INFO] [stdout]     |
[INFO] [stdout] 508 | struct CorSlots {
[INFO] [stdout]     |        -------- field in this struct
[INFO] [stdout] 509 |     saved_slots: Vec<Slot>,
[INFO] [stdout] 510 |     temp_slots: Vec<Slot>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Place` is never used
[INFO] [stdout]  --> src/lower/place.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Place {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PlaceMap` is never constructed
[INFO] [stdout]   --> src/lower/place.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct PlaceMap {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_slot` and `get_slot` are never used
[INFO] [stdout]   --> src/lower/place.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl PlaceMap {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 17 |     pub fn set_slot(&mut self, slot: Slot, place: Place) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn get_slot(&self, slot: &Slot) -> Option<Place> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_places` is never used
[INFO] [stdout]   --> src/lower/place.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn get_places(func: &Func) -> PlaceMap {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/typing/mod.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 panic!("{err:?}");
[INFO] [stdout]    |                 ----------------- any code following this expression is unreachable
[INFO] [stdout] 52 |                 Some(err)
[INFO] [stdout]    |                 ^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `slot`
[INFO] [stdout]    --> src/emit/cor.rs:230:13
[INFO] [stdout]     |
[INFO] [stdout] 230 |             slot,
[INFO] [stdout]     |             ^^^^ help: try ignoring the field: `slot: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `branches`
[INFO] [stdout]    --> src/emit/cor.rs:231:13
[INFO] [stdout]     |
[INFO] [stdout] 231 |             branches,
[INFO] [stdout]     |             ^^^^^^^^ help: try ignoring the field: `branches: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `default`
[INFO] [stdout]    --> src/emit/cor.rs:232:13
[INFO] [stdout]     |
[INFO] [stdout] 232 |             default,
[INFO] [stdout]     |             ^^^^^^^ help: try ignoring the field: `default: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/emit/cor.rs:233:13
[INFO] [stdout]     |
[INFO] [stdout] 233 |             span,
[INFO] [stdout]     |             ^^^^ help: try ignoring the field: `span: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `declared`
[INFO] [stdout]    --> src/emit/mod.rs:203:5
[INFO] [stdout]     |
[INFO] [stdout] 203 |     declared: &mut HashSet<Slot>,
[INFO] [stdout]     |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_declared`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `slot`
[INFO] [stdout]    --> src/emit/mod.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 240 |             slot,
[INFO] [stdout]     |             ^^^^ help: try ignoring the field: `slot: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `branches`
[INFO] [stdout]    --> src/emit/mod.rs:241:13
[INFO] [stdout]     |
[INFO] [stdout] 241 |             branches,
[INFO] [stdout]     |             ^^^^^^^^ help: try ignoring the field: `branches: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `default`
[INFO] [stdout]    --> src/emit/mod.rs:242:13
[INFO] [stdout]     |
[INFO] [stdout] 242 |             default,
[INFO] [stdout]     |             ^^^^^^^ help: try ignoring the field: `default: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/emit/mod.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |             span,
[INFO] [stdout]     |             ^^^^ help: try ignoring the field: `span: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `arg_types` and `result_type` are never used
[INFO] [stdout]   --> src/ast.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 80 | impl Func {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 81 |     pub fn arg_types(&self) -> Vec<Type> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |     pub fn result_type(&self, path: &Path) -> Type {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generic_name` is never used
[INFO] [stdout]    --> src/ast.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub fn generic_name(name: &str, id: usize) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `unsigned` is never used
[INFO] [stdout]    --> src/ast.rs:209:12
[INFO] [stdout]     |
[INFO] [stdout] 190 | impl IntType {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 209 |     pub fn unsigned(width: usize) -> Self {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `unifs` is never used
[INFO] [stdout]    --> src/ast.rs:305:12
[INFO] [stdout]     |
[INFO] [stdout] 230 | impl Type {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 305 |     pub fn unifs(&self) -> HashSet<usize> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BitNot` is never constructed
[INFO] [stdout]    --> src/ast.rs:365:5
[INFO] [stdout]     |
[INFO] [stdout] 356 | pub enum Arith {
[INFO] [stdout]     |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 365 |     BitNot,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Arith` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Xor` and `Not` are never constructed
[INFO] [stdout]    --> src/ast.rs:383:5
[INFO] [stdout]     |
[INFO] [stdout] 380 | pub enum Logic {
[INFO] [stdout]     |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 383 |     Xor,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 384 |     Not,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Logic` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cor_struct_name` is never used
[INFO] [stdout]   --> src/emit/cor.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn cor_struct_name(_func: &Func) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `emit_cor_struct` is never used
[INFO] [stdout]   --> src/emit/cor.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn emit_cor_struct(_func: &Func, _text: &mut Text) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `emit_constructor` is never used
[INFO] [stdout]   --> src/emit/cor.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn emit_constructor(_func: &Func, _text: &mut Text) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `emit_poll` is never used
[INFO] [stdout]   --> src/emit/cor.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn emit_poll(_func: &Func, _text: &mut Text) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `emit_cor_end` is never used
[INFO] [stdout]    --> src/emit/cor.rs:155:4
[INFO] [stdout]     |
[INFO] [stdout] 155 | fn emit_cor_end(
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> src/ir.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct Instr {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instr` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> src/ir.rs:95:19
[INFO] [stdout]    |
[INFO] [stdout] 95 |     Jump(BlockId, Span),
[INFO] [stdout]    |     ----          ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `End` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 95 -     Jump(BlockId, Span),
[INFO] [stdout] 95 +     Jump(BlockId, ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_static` is never used
[INFO] [stdout]    --> src/ir.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 120 | impl Witness {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 121 |     pub fn is_static(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `temp_slots` is never read
[INFO] [stdout]    --> src/lower/decor.rs:510:5
[INFO] [stdout]     |
[INFO] [stdout] 508 | struct CorSlots {
[INFO] [stdout]     |        -------- field in this struct
[INFO] [stdout] 509 |     saved_slots: Vec<Slot>,
[INFO] [stdout] 510 |     temp_slots: Vec<Slot>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Place` is never used
[INFO] [stdout]  --> src/lower/place.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Place {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PlaceMap` is never constructed
[INFO] [stdout]   --> src/lower/place.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct PlaceMap {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_slot` and `get_slot` are never used
[INFO] [stdout]   --> src/lower/place.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl PlaceMap {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 17 |     pub fn set_slot(&mut self, slot: Slot, place: Place) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn get_slot(&self, slot: &Slot) -> Option<Place> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_places` is never used
[INFO] [stdout]   --> src/lower/place.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn get_places(func: &Func) -> PlaceMap {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.82s
[INFO] running `Command { std: "docker" "inspect" "54606d168395f34b1142023261a51b70bb523ccc6a3f851e612d1598698e7f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54606d168395f34b1142023261a51b70bb523ccc6a3f851e612d1598698e7f61", kill_on_drop: false }`
[INFO] [stdout] 54606d168395f34b1142023261a51b70bb523ccc6a3f851e612d1598698e7f61
