[INFO] updating cached repository https://github.com/zesterer/bread
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/zesterer/bread
[INFO] [stderr]    e160abd..929b029  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 929b0296548a526e6aac6618e626f11ab6e0f4e9
[INFO] checking zesterer/bread against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzesterer%2Fbread" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zesterer/bread on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/zesterer/bread
[INFO] finished tweaking git repo https://github.com/zesterer/bread
[INFO] tweaked toml for git repo https://github.com/zesterer/bread written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/zesterer/bread already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e0f23572a6e61e0196f86a3550d0fda582caf9381b2c4581407848a819a4faf4
[INFO] running `"docker" "start" "-a" "e0f23572a6e61e0196f86a3550d0fda582caf9381b2c4581407848a819a4faf4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking smallbox v0.8.0
[INFO] [stderr]    Compiling im-rc v14.1.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking parze v0.1.0 (https://github.com/zesterer/parze-new.git#e649de3d)
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking nanbox v0.2.0
[INFO] [stderr]     Checking state v0.4.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking bitmaps v2.0.0
[INFO] [stderr]     Checking tinyset v0.4.2
[INFO] [stderr]     Checking internment v0.3.12
[INFO] [stderr]     Checking sized-chunks v0.5.1
[INFO] [stderr]     Checking rustyline v6.0.0
[INFO] [stderr]     Checking tao v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `scope::Scope`
[INFO] [stderr]   --> src/ty.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     scope::Scope,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DataId`, `mir`
[INFO] [stderr]  --> src/hir2.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     mir,
[INFO] [stderr]   |     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 8 |     ty::{TypeEngine, DataId, TypeId, TypeInfo, Constraint, Primitive, Type, TraitId, InferCtx, Core},
[INFO] [stderr]   |                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TypeId`
[INFO] [stderr]  --> src/node2.rs:8:10
[INFO] [stderr]   |
[INFO] [stderr] 8 |     ty::{TypeId, Type},
[INFO] [stderr]   |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `collections::HashMap`
[INFO] [stderr]  --> src/vm/compile.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     collections::HashMap,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `scope::Scope`
[INFO] [stderr]   --> src/ty.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     scope::Scope,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DataId`, `mir`
[INFO] [stderr]  --> src/hir2.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     mir,
[INFO] [stderr]   |     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 8 |     ty::{TypeEngine, DataId, TypeId, TypeInfo, Constraint, Primitive, Type, TraitId, InferCtx, Core},
[INFO] [stderr]   |                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TypeId`
[INFO] [stderr]  --> src/node2.rs:8:10
[INFO] [stderr]   |
[INFO] [stderr] 8 |     ty::{TypeId, Type},
[INFO] [stderr]   |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `collections::HashMap`
[INFO] [stderr]  --> src/vm/compile.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     collections::HashMap,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/ty.rs:457:21
[INFO] [stderr]     |
[INFO] [stderr] 457 |                 Err(Error::custom(format!(
[INFO] [stderr]     |                     ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/ty.rs:560:25
[INFO] [stderr]     |
[INFO] [stderr] 560 |                     Err(Error::custom(format!(
[INFO] [stderr]     |                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/ty.rs:664:25
[INFO] [stderr]     |
[INFO] [stderr] 664 |                     Err(Error::custom(format!(
[INFO] [stderr]     |                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/ty.rs:743:44
[INFO] [stderr]     |
[INFO] [stderr] 743 |             ReconstructError::Recursive => Error::custom(format!("Recursive type"))
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/ty.rs:750:17
[INFO] [stderr]     |
[INFO] [stderr] 750 |                 Error::custom(msg)
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/hir2.rs:204:21
[INFO] [stderr]     |
[INFO] [stderr] 204 |                 Err(Error::custom(format!("Primitive type '{}' cannot be parameterised", **name))
[INFO] [stderr]     |                     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/hir2.rs:213:25
[INFO] [stderr]     |
[INFO] [stderr] 213 |                     Err(Error::custom(format!("Type '{}' expected {} parameters, found {}", **name, generics.len(), params.len()))
[INFO] [stderr]     |                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/hir2.rs:226:21
[INFO] [stderr]     |
[INFO] [stderr] 226 |                 Err(Error::custom(format!("No such data type '{}'", **name))
[INFO] [stderr]     |                     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/hir2.rs:337:77
[INFO] [stderr]     |
[INFO] [stderr] 337 |                     Expr::Func(param, _) if param.pat.is_refutable() => Err(Error::custom(format!("Refutable pattern may not be used here"))
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/hir2.rs:357:24
[INFO] [stderr]     |
[INFO] [stderr] 357 |             return Err(Error::custom(format!("Definition with name '{}' already exists", **ast_def.name))
[INFO] [stderr]     |                        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/hir2.rs:401:28
[INFO] [stderr]     |
[INFO] [stderr] 401 |                 return Err(Error::custom(format!("Type parameter '{}' must be mentioned by type {}", **gen, **body.ty()))
[INFO] [stderr]     |                            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/hir2.rs:449:28
[INFO] [stderr]     |
[INFO] [stderr] 449 |                 return Err(Error::custom(format!("Type parameter '{}' must be mentioned by type {}", **gen, *ty))
[INFO] [stderr]     |                            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/hir.rs:149:13
[INFO] [stderr]     |
[INFO] [stderr] 149 |             (TypeInfo::Generic(a, a_ty), TypeInfo::Generic(b, b_ty)) => a_ty.unify_with(b_ty),
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/hir2.rs:544:13
[INFO] [stderr]     |
[INFO] [stderr] 544 |             _ => todo!(),
[INFO] [stderr]     |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sc`
[INFO] [stderr]    --> src/lex.rs:219:32
[INFO] [stderr]     |
[INFO] [stderr] 219 |             .or(just('<').map(|sc| Token::Op(Op::Less)))
[INFO] [stderr]     |                                ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sc`
[INFO] [stderr]    --> src/lex.rs:220:32
[INFO] [stderr]     |
[INFO] [stderr] 220 |             .or(just('>').map(|sc| Token::Op(Op::More)))
[INFO] [stderr]     |                                ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sc`
[INFO] [stderr]    --> src/lex.rs:221:32
[INFO] [stderr]     |
[INFO] [stderr] 221 |             .or(just('!').map(|sc| Token::Op(Op::Not)))
[INFO] [stderr]     |                                ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sc`
[INFO] [stderr]    --> src/lex.rs:222:32
[INFO] [stderr]     |
[INFO] [stderr] 222 |             .or(just(',').map(|sc| Token::Comma))
[INFO] [stderr]     |                                ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sc`
[INFO] [stderr]    --> src/lex.rs:223:32
[INFO] [stderr]     |
[INFO] [stderr] 223 |             .or(just(':').map(|sc| Token::Colon))
[INFO] [stderr]     |                                ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sc`
[INFO] [stderr]    --> src/lex.rs:224:32
[INFO] [stderr]     |
[INFO] [stderr] 224 |             .or(just('.').map(|sc| Token::Dot))
[INFO] [stderr]     |                                ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sc`
[INFO] [stderr]    --> src/lex.rs:225:32
[INFO] [stderr]     |
[INFO] [stderr] 225 |             .or(just('?').map(|sc| Token::QuestionMark))
[INFO] [stderr]     |                                ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sc`
[INFO] [stderr]    --> src/lex.rs:226:32
[INFO] [stderr]     |
[INFO] [stderr] 226 |             .or(just('|').map(|sc| Token::Pipe))
[INFO] [stderr]     |                                ^^ help: if this is intentional, prefix it with an underscore: `_sc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tokens`
[INFO] [stderr]    --> src/lex.rs:141:32
[INFO] [stderr]     |
[INFO] [stderr] 141 |             Token::Tree(delim, tokens) => write!(f, "{}...{}", delim.left(), delim.right()),
[INFO] [stderr]     |                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `region`
[INFO] [stderr]    --> src/parse.rs:285:25
[INFO] [stderr]     |
[INFO] [stderr] 285 |                     let region = f_region.union(val.region);
[INFO] [stderr]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_region`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from_a`
[INFO] [stderr]    --> src/src.rs:134:31
[INFO] [stderr]     |
[INFO] [stderr] 134 |             (SrcRegion::Range(from_a, until_a), SrcRegion::Range(from_b, until_b)) =>
[INFO] [stderr]     |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_from_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from_b`
[INFO] [stderr]    --> src/src.rs:134:66
[INFO] [stderr]     |
[INFO] [stderr] 134 |             (SrcRegion::Range(from_a, until_a), SrcRegion::Range(from_b, until_b)) =>
[INFO] [stderr]     |                                                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_from_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/src.rs:205:15
[INFO] [stderr]     |
[INFO] [stderr] 205 |     fn single(index: usize, sym: &Node<T>) -> Self {
[INFO] [stderr]     |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `region`
[INFO] [stderr]    --> src/error.rs:150:40
[INFO] [stderr]     |
[INFO] [stderr] 150 |     fn expected_end(sym: &Node<Token>, region: SrcRegion) -> Self {
[INFO] [stderr]     |                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_region`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `end_col`
[INFO] [stderr]    --> src/error.rs:197:62
[INFO] [stderr]     |
[INFO] [stderr] 197 |             if let Some(((start_line, start_col), (end_line, end_col))) = region_iter
[INFO] [stderr]     |                                                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_end_col`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/hir.rs:280:10
[INFO] [stderr]     |
[INFO] [stderr] 280 |     for (i, (pop, pa, po)) in possibles.iter().enumerate() {
[INFO] [stderr]     |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/hir.rs:334:10
[INFO] [stderr]     |
[INFO] [stderr] 334 |     for (i, (pop, pa, pb, po)) in possibles.iter().enumerate() {
[INFO] [stderr]     |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `region`
[INFO] [stderr]    --> src/hir.rs:114:21
[INFO] [stderr]     |
[INFO] [stderr] 114 |                 let region = self.region.earliest(other.region);
[INFO] [stderr]     |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_region`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/hir.rs:149:32
[INFO] [stderr]     |
[INFO] [stderr] 149 |             (TypeInfo::Generic(a, a_ty), TypeInfo::Generic(b, b_ty)) => a_ty.unify_with(b_ty),
[INFO] [stderr]     |                                ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/hir.rs:149:60
[INFO] [stderr]     |
[INFO] [stderr] 149 |             (TypeInfo::Generic(a, a_ty), TypeInfo::Generic(b, b_ty)) => a_ty.unify_with(b_ty),
[INFO] [stderr]     |                                                            ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ident`
[INFO] [stderr]    --> src/hir.rs:474:25
[INFO] [stderr]     |
[INFO] [stderr] 474 |             Expr::Ident(ident) => {},
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/hir.rs:524:29
[INFO] [stderr]     |
[INFO] [stderr] 524 |                 Decl::Value(name, ty_params, body) => {
[INFO] [stderr]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ty_params`
[INFO] [stderr]    --> src/hir.rs:524:35
[INFO] [stderr]     |
[INFO] [stderr] 524 |                 Decl::Value(name, ty_params, body) => {
[INFO] [stderr]     |                                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ty_params`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/compile.rs:169:21
[INFO] [stderr]     |
[INFO] [stderr] 169 |                 let addr = match offset_of(**ident, ident.region()) {
[INFO] [stderr]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `atom`
[INFO] [stderr]    --> src/ast.rs:196:21
[INFO] [stderr]     |
[INFO] [stderr] 196 |                 let atom = atom.link();
[INFO] [stderr]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_atom`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `paren_ty_list`
[INFO] [stderr]    --> src/ast.rs:221:21
[INFO] [stderr]     |
[INFO] [stderr] 221 |                 let paren_ty_list = nested_parser(
[INFO] [stderr]     |                     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_paren_ty_list`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `region`
[INFO] [stderr]    --> src/ast.rs:612:63
[INFO] [stderr]     |
[INFO] [stderr] 612 |             .map_with_region(|(((generics, name), ty), body), region| Decl::Def(Def {
[INFO] [stderr]     |                                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_region`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `region`
[INFO] [stderr]    --> src/ast.rs:625:55
[INFO] [stderr]     |
[INFO] [stderr] 625 |             .map_with_region(|((generics, name), ty), region| Decl::TypeAlias(TypeAlias {
[INFO] [stderr]     |                                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_region`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `region`
[INFO] [stderr]    --> src/ast.rs:637:60
[INFO] [stderr]     |
[INFO] [stderr] 637 |             .map_with_region(|((generics, name), data_ty), region| Decl::Data(Data {
[INFO] [stderr]     |                                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_region`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `module`
[INFO] [stderr]    --> src/ast.rs:591:13
[INFO] [stderr]     |
[INFO] [stderr] 591 |         let module = module.link();
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_module`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iter`
[INFO] [stderr]   --> src/ty.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let iter = match &**self {
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iter`
[INFO] [stderr]   --> src/ty.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let iter = match &mut **self {
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tr`
[INFO] [stderr]    --> src/ty.rs:413:42
[INFO] [stderr]     |
[INFO] [stderr] 413 |                     TypeInfo::Associated(tr, params, a, assoc) => {
[INFO] [stderr]     |                                          ^^ help: if this is intentional, prefix it with an underscore: `_tr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/ty.rs:456:14
[INFO] [stderr]     |
[INFO] [stderr] 456 |             (x, y) => {
[INFO] [stderr]     |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/ty.rs:456:17
[INFO] [stderr]     |
[INFO] [stderr] 456 |             (x, y) => {
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `this`
[INFO] [stderr]    --> src/ty.rs:597:35
[INFO] [stderr]     |
[INFO] [stderr] 597 | ...                   Some(|this: &mut Self, a, b| (TypeInfo::Primitive(Primitive::Number), TypeInfo::Primitive(Primitive::Number), TypeInfo::Primitive(Primitive::Number)))
[INFO] [stderr]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/ty.rs:597:52
[INFO] [stderr]     |
[INFO] [stderr] 597 | ...                   Some(|this: &mut Self, a, b| (TypeInfo::Primitive(Primitive::Number), TypeInfo::Primitive(Primitive::Number), TypeInfo::Primitive(Primitive::Number)))
[INFO] [stderr]     |                                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/ty.rs:597:55
[INFO] [stderr]     |
[INFO] [stderr] 597 | ...                   Some(|this: &mut Self, a, b| (TypeInfo::Primitive(Primitive::Number), TypeInfo::Primitive(Primitive::Number), TypeInfo::Primitive(Primitive::Number)))
[INFO] [stderr]     |                                                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `this`
[INFO] [stderr]    --> src/ty.rs:613:35
[INFO] [stderr]     |
[INFO] [stderr] 613 | ...                   Some(|this: &mut Self, a, b| (TypeInfo::Primitive(Primitive::Boolean), TypeInfo::Primitive(Primitive::Number), TypeInfo::Primitive(Primitive::Number)))
[INFO] [stderr]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/ty.rs:613:52
[INFO] [stderr]     |
[INFO] [stderr] 613 | ...                   Some(|this: &mut Self, a, b| (TypeInfo::Primitive(Primitive::Boolean), TypeInfo::Primitive(Primitive::Number), TypeInfo::Primitive(Primitive::Number)))
[INFO] [stderr]     |                                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/ty.rs:613:55
[INFO] [stderr]     |
[INFO] [stderr] 613 | ...                   Some(|this: &mut Self, a, b| (TypeInfo::Primitive(Primitive::Boolean), TypeInfo::Primitive(Primitive::Number), TypeInfo::Primitive(Primitive::Number)))
[INFO] [stderr]     |                                                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `this`
[INFO] [stderr]    --> src/ty.rs:628:35
[INFO] [stderr]     |
[INFO] [stderr] 628 | ...                   Some(|this: &mut Self, a, b| (TypeInfo::Primitive(Primitive::Boolean), TypeInfo::Primitive(Primitive::Boolean), TypeInfo::Primitive(Primitive::Boolean)))
[INFO] [stderr]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_this`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/ty.rs:628:52
[INFO] [stderr]     |
[INFO] [stderr] 628 | ...                   Some(|this: &mut Self, a, b| (TypeInfo::Primitive(Primitive::Boolean), TypeInfo::Primitive(Primitive::Boolean), TypeInfo::Primitive(Primitive::Boolean)))
[INFO] [stderr]     |                                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/ty.rs:628:55
[INFO] [stderr]     |
[INFO] [stderr] 628 | ...                   Some(|this: &mut Self, a, b| (TypeInfo::Primitive(Primitive::Boolean), TypeInfo::Primitive(Primitive::Boolean), TypeInfo::Primitive(Primitive::Boolean)))
[INFO] [stderr]     |                                                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/ty.rs:644:55
[INFO] [stderr]     |
[INFO] [stderr] 644 | ...                   Some(|this: &mut Self, a, b| {
[INFO] [stderr]     |                                                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ty`
[INFO] [stderr]    --> src/ty.rs:727:21
[INFO] [stderr]     |
[INFO] [stderr] 727 |             Unknown(ty) => return Err(ReconstructError::Unknown),
[INFO] [stderr]     |                     ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `infer`
[INFO] [stderr]   --> src/hir2.rs:37:33
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn get_type_info(&self, infer: &mut InferCtx) -> TypeInfo {
[INFO] [stderr]    |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_infer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `items`
[INFO] [stderr]    --> src/hir2.rs:119:23
[INFO] [stderr]     |
[INFO] [stderr] 119 |             Pat::List(items) => true, // List could be different size
[INFO] [stderr]     |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/hir2.rs:316:14
[INFO] [stderr]     |
[INFO] [stderr] 316 |         for (name, def) in self.root.defs.iter() {
[INFO] [stderr]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `region`
[INFO] [stderr]    --> src/hir2.rs:429:13
[INFO] [stderr]     |
[INFO] [stderr] 429 |         let region = ast_type_alias.ty.region();
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_region`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entry`
[INFO] [stderr]   --> src/mir.rs:56:13
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let entry = this.instantiate_def(prog, entry, Vec::new());
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/vm/compile.rs:66:25
[INFO] [stderr]    |
[INFO] [stderr] 66 |             .for_each(|(name, expr)| {
[INFO] [stderr]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let mut ast2 = match ast::parse_module(&tokens) {
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |     let mut ast2 = match ast::parse_expr(&tokens) {
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/ty.rs:457:21
[INFO] [stderr]     |
[INFO] [stderr] 457 |                 Err(Error::custom(format!(
[INFO] [stderr]     |                     ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/ty.rs:560:25
[INFO] [stderr]     |
[INFO] [stderr] 560 |                     Err(Error::custom(format!(
[INFO] [stderr]     |                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/ty.rs:664:25
[INFO] [stderr]     |
[INFO] [stderr] 664 |                     Err(Error::custom(format!(
[INFO] [stderr]     |                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/ty.rs:743:44
[INFO] [stderr]     |
[INFO] [stderr] 743 |             ReconstructError::Recursive => Error::custom(format!("Recursive type"))
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/ty.rs:750:17
[INFO] [stderr]     |
[INFO] [stderr] 750 |                 Error::custom(msg)
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `ty::TypeInfo: std::convert::From<fn(std::option::Option<ty::Type>) -> ty::TypeInfo {ty::TypeInfo::Unknown}>` is not satisfied
[INFO] [stderr]    --> src/ty.rs:776:21
[INFO] [stderr]     |
[INFO] [stderr] 776 |         let b = ctx.insert(TypeInfo::Unknown, SrcRegion::none());
[INFO] [stderr]     |                     ^^^^^^ the trait `std::convert::From<fn(std::option::Option<ty::Type>) -> ty::TypeInfo {ty::TypeInfo::Unknown}>` is not implemented for `ty::TypeInfo`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the following implementations were found:
[INFO] [stderr]               <ty::TypeInfo as std::convert::From<usize>>
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::convert::Into<ty::TypeInfo>` for `fn(std::option::Option<ty::Type>) -> ty::TypeInfo {ty::TypeInfo::Unknown}`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `ty::TypeInfo: std::convert::From<fn(std::option::Option<ty::Type>) -> ty::TypeInfo {ty::TypeInfo::Unknown}>` is not satisfied
[INFO] [stderr]    --> src/ty.rs:797:21
[INFO] [stderr]     |
[INFO] [stderr] 797 |         let a = ctx.insert(TypeInfo::Unknown, SrcRegion::none());
[INFO] [stderr]     |                     ^^^^^^ the trait `std::convert::From<fn(std::option::Option<ty::Type>) -> ty::TypeInfo {ty::TypeInfo::Unknown}>` is not implemented for `ty::TypeInfo`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the following implementations were found:
[INFO] [stderr]               <ty::TypeInfo as std::convert::From<usize>>
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::convert::Into<ty::TypeInfo>` for `fn(std::option::Option<ty::Type>) -> ty::TypeInfo {ty::TypeInfo::Unknown}`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `ty::TypeInfo: std::convert::From<fn(std::option::Option<ty::Type>) -> ty::TypeInfo {ty::TypeInfo::Unknown}>` is not satisfied
[INFO] [stderr]    --> src/ty.rs:798:21
[INFO] [stderr]     |
[INFO] [stderr] 798 |         let b = ctx.insert(TypeInfo::Unknown, SrcRegion::none());
[INFO] [stderr]     |                     ^^^^^^ the trait `std::convert::From<fn(std::option::Option<ty::Type>) -> ty::TypeInfo {ty::TypeInfo::Unknown}>` is not implemented for `ty::TypeInfo`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the following implementations were found:
[INFO] [stderr]               <ty::TypeInfo as std::convert::From<usize>>
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::convert::Into<ty::TypeInfo>` for `fn(std::option::Option<ty::Type>) -> ty::TypeInfo {ty::TypeInfo::Unknown}`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/hir.rs:513:13
[INFO] [stderr]     |
[INFO] [stderr] 513 |         let mut scope = Scope::Global(self.decls
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/hir2.rs:204:21
[INFO] [stderr]     |
[INFO] [stderr] 204 |                 Err(Error::custom(format!("Primitive type '{}' cannot be parameterised", **name))
[INFO] [stderr]     |                     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/hir2.rs:213:25
[INFO] [stderr]     |
[INFO] [stderr] 213 |                     Err(Error::custom(format!("Type '{}' expected {} parameters, found {}", **name, generics.len(), params.len()))
[INFO] [stderr]     |                         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/hir2.rs:226:21
[INFO] [stderr]     |
[INFO] [stderr] 226 |                 Err(Error::custom(format!("No such data type '{}'", **name))
[INFO] [stderr]     |                     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/hir2.rs:337:77
[INFO] [stderr]     |
[INFO] [stderr] 337 |                     Expr::Func(param, _) if param.pat.is_refutable() => Err(Error::custom(format!("Refutable pattern may not be used here"))
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/hir2.rs:357:24
[INFO] [stderr]     |
[INFO] [stderr] 357 |             return Err(Error::custom(format!("Definition with name '{}' already exists", **ast_def.name))
[INFO] [stderr]     |                        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/hir2.rs:401:28
[INFO] [stderr]     |
[INFO] [stderr] 401 |                 return Err(Error::custom(format!("Type parameter '{}' must be mentioned by type {}", **gen, **body.ty()))
[INFO] [stderr]     |                            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'error::Error::custom'
[INFO] [stderr]    --> src/hir2.rs:449:28
[INFO] [stderr]     |
[INFO] [stderr] 449 |                 return Err(Error::custom(format!("Type parameter '{}' must be mentioned by type {}", **gen, *ty))
[INFO] [stderr]     |                            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors; 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/hir2.rs:376:17
[INFO] [stderr]     |
[INFO] [stderr] 376 |             let mut body = ast_def.body.to_hir(&data, &mut infer, &scope)?;
[INFO] [stderr]     |                 ----^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `tao`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/vm/builder.rs:24:17
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn link(mut self, program: &mut Program) -> CodeAddr {
[INFO] [stderr]    |                 ----^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/vm/vm.rs:7:20
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn execute(mut self, prog: &Program) -> Value {
[INFO] [stderr]   |                    ----^^^^
[INFO] [stderr]   |                    |
[INFO] [stderr]   |                    help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Brace`
[INFO] [stderr]   --> src/lex.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     Brace,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `at`
[INFO] [stderr]   --> src/parse.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn at(self, region: SrcRegion) -> Node<Self> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `at`
[INFO] [stderr]   --> src/parse.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn at(self, region: SrcRegion) -> Node<Self> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `name`
[INFO] [stderr]    --> src/parse.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     pub fn name(&self) -> &Node<LocalIntern<String>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Value`
[INFO] [stderr]    --> src/parse.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 |     Value(Node<LocalIntern<String>>, Vec<TypeParam>, NodeExpr),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `type_param_parser`
[INFO] [stderr]    --> src/parse.rs:135:4
[INFO] [stderr]     |
[INFO] [stderr] 135 | fn type_param_parser() -> Parser<impl Pattern<Error, Input=Node<Token>, Output=TypeParam>, Error> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_module`
[INFO] [stderr]    --> src/parse.rs:381:8
[INFO] [stderr]     |
[INFO] [stderr] 381 | pub fn parse_module(tokens: &[Node<Token>]) -> Result<Module, Vec<Error>> {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `string`
[INFO] [stderr]    --> src/eval.rs:153:5
[INFO] [stderr]     |
[INFO] [stderr] 153 |     pub fn string(self) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `list`
[INFO] [stderr]    --> src/eval.rs:161:5
[INFO] [stderr]     |
[INFO] [stderr] 161 |     pub fn list(self) -> Option<Vector<Self>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `start`
[INFO] [stderr]   --> src/src.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub const fn start() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `prev`
[INFO] [stderr]   --> src/src.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub const fn prev(self) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `extend_to`
[INFO] [stderr]    --> src/src.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn extend_to(self, limit: SrcLoc) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `homogenize`
[INFO] [stderr]    --> src/src.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     pub fn homogenize(self, other: Self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `recursive_type`
[INFO] [stderr]   --> src/error.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn recursive_type(a: Node<TypeInfo>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `no_main`
[INFO] [stderr]   --> src/error.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn no_main() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RecursiveType`
[INFO] [stderr]    --> src/error.rs:181:5
[INFO] [stderr]     |
[INFO] [stderr] 181 |     RecursiveType(Node<TypeInfo>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NoMain`
[INFO] [stderr]    --> src/error.rs:182:5
[INFO] [stderr]     |
[INFO] [stderr] 182 |     NoMain,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_complex`
[INFO] [stderr]    --> src/hir.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     pub fn is_complex(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_global`
[INFO] [stderr]    --> src/hir.rs:389:5
[INFO] [stderr]     |
[INFO] [stderr] 389 |     pub fn set_global(&mut self, name: LocalIntern<String>, item: (Vec<TypeParam>, RefCell<Node<TypeInfo>>)) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `infer_types`
[INFO] [stderr]    --> src/hir.rs:512:5
[INFO] [stderr]     |
[INFO] [stderr] 512 |     pub fn infer_types<'a>(&mut self) -> Result<(), Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `check_types`
[INFO] [stderr]    --> src/hir.rs:550:5
[INFO] [stderr]     |
[INFO] [stderr] 550 |     pub fn check_types(&self) -> Result<(), Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `ascribe_types`
[INFO] [stderr]    --> src/hir.rs:559:5
[INFO] [stderr]     |
[INFO] [stderr] 559 |     pub fn ascribe_types(&mut self) -> Result<(), Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_module`
[INFO] [stderr]    --> src/compile.rs:189:5
[INFO] [stderr]     |
[INFO] [stderr] 189 |     pub fn from_module(module: &Module) -> Result<Self, Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parts`
[INFO] [stderr]   --> src/ast.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn parts(&self) -> &[Ident] {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `visit_mut`
[INFO] [stderr]   --> src/ty.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn visit_mut(self: &mut SrcNode<Self>, f: &mut impl FnMut(&mut SrcNode<Self>)) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `substitute_generics`
[INFO] [stderr]   --> src/ty.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn substitute_generics(self: &mut SrcNode<Self>, name: Ident, new_ty: SrcNode<Self>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `GenericId`
[INFO] [stderr]    --> src/ty.rs:114:1
[INFO] [stderr]     |
[INFO] [stderr] 114 | pub type GenericId = usize;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Primitive`
[INFO] [stderr]    --> src/ty.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     Primitive,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Sum`
[INFO] [stderr]    --> src/ty.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     Sum(Vec<Type>, HashMap<Ident, Type>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Tuple`
[INFO] [stderr]    --> src/ty.rs:123:5
[INFO] [stderr]     |
[INFO] [stderr] 123 |     Tuple(Vec<Type>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Record`
[INFO] [stderr]    --> src/ty.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     Record(HashMap<Ident, Type>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `id_counter`
[INFO] [stderr]    --> src/ty.rs:129:5
[INFO] [stderr]     |
[INFO] [stderr] 129 |     id_counter: DataId,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `decls`
[INFO] [stderr]    --> src/ty.rs:130:5
[INFO] [stderr]     |
[INFO] [stderr] 130 |     decls: HashMap<DataId, (Vec<Ident>, DataType)>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_id`
[INFO] [stderr]    --> src/ty.rs:134:5
[INFO] [stderr]     |
[INFO] [stderr] 134 |     fn new_id(&mut self) -> DataId {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `declare`
[INFO] [stderr]    --> src/ty.rs:139:5
[INFO] [stderr]     |
[INFO] [stderr] 139 |     pub fn declare(&mut self) -> DataId {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `define`
[INFO] [stderr]    --> src/ty.rs:143:5
[INFO] [stderr]     |
[INFO] [stderr] 143 |     pub fn define(&mut self, id: DataId, params: Vec<Ident>, data: DataType) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `insert`
[INFO] [stderr]    --> src/ty.rs:147:5
[INFO] [stderr]     |
[INFO] [stderr] 147 |     pub fn insert(&mut self, params: Vec<Ident>, data: DataType) -> DataId {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MustImpl`
[INFO] [stderr]    --> src/ty.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     MustImpl(TraitId, Vec<Type>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `params`
[INFO] [stderr]    --> src/ty.rs:170:5
[INFO] [stderr]     |
[INFO] [stderr] 170 |     params: Vec<Ident>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `tr`
[INFO] [stderr]    --> src/ty.rs:171:5
[INFO] [stderr]     |
[INFO] [stderr] 171 |     tr: (TraitId, Vec<Type>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `target`
[INFO] [stderr]    --> src/ty.rs:172:5
[INFO] [stderr]     |
[INFO] [stderr] 172 |     target: Type,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `associated_types`
[INFO] [stderr]    --> src/ty.rs:173:5
[INFO] [stderr]     |
[INFO] [stderr] 173 |     associated_types: HashMap<Ident, Type>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data_ctx`
[INFO] [stderr]    --> src/ty.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 204 |     data_ctx: DataCtx,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Associated`
[INFO] [stderr]    --> src/ty.rs:287:5
[INFO] [stderr]     |
[INFO] [stderr] 287 |     Associated(TraitId, Vec<TypeId>, TypeId, Ident), // e.g: (Add<Int>, Int, "Output") = Int
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `intern`
[INFO] [stderr]   --> src/hir2.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn intern<'a, T: ToString, I: IntoIterator<Item=T>>(parts: I) -> LocalIntern<Self> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_path`
[INFO] [stderr]   --> src/hir2.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn from_path(path: &ast::Path) -> LocalIntern<Self> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `PhoneyData`
[INFO] [stderr]    --> src/hir2.rs:243:8
[INFO] [stderr]     |
[INFO] [stderr] 243 | struct PhoneyData {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `op_to_unary_trait`
[INFO] [stderr]    --> src/hir2.rs:248:4
[INFO] [stderr]     |
[INFO] [stderr] 248 | fn op_to_unary_trait(core: &Core, op: ast::UnaryOp) -> TraitId {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `op_to_binary_trait`
[INFO] [stderr]    --> src/hir2.rs:255:4
[INFO] [stderr]     |
[INFO] [stderr] 255 | fn op_to_binary_trait(core: &Core, op: ast::BinaryOp) -> TraitId {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `type_engine`
[INFO] [stderr]    --> src/hir2.rs:275:5
[INFO] [stderr]     |
[INFO] [stderr] 275 |     type_engine: TypeEngine,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `modules`
[INFO] [stderr]    --> src/hir2.rs:467:5
[INFO] [stderr]     |
[INFO] [stderr] 467 |     modules: HashMap<Ident, Module>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `traits`
[INFO] [stderr]    --> src/hir2.rs:468:5
[INFO] [stderr]     |
[INFO] [stderr] 468 |     traits: HashMap<Ident, Trait>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `datatypes`
[INFO] [stderr]    --> src/hir2.rs:469:5
[INFO] [stderr]     |
[INFO] [stderr] 469 |     datatypes: HashMap<Ident, Data>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `List`
[INFO] [stderr]   --> src/mir.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     List(Box<Self>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Product`
[INFO] [stderr]   --> src/mir.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Product(Vec<Self>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Sum`
[INFO] [stderr]   --> src/mir.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Sum(Vec<Self>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Func`
[INFO] [stderr]   --> src/mir.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     Func(Box<Self>, Box<Self>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GetGlobal`
[INFO] [stderr]   --> src/mir.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     GetGlobal(DefId),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GetLocal`
[INFO] [stderr]   --> src/mir.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     GetLocal(Ident),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Call`
[INFO] [stderr]   --> src/mir.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     Call(RawTypeNode<Expr>, Vec<RawTypeNode<Expr>>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MakeFunc`
[INFO] [stderr]   --> src/mir.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     MakeFunc(Vec<RawTypeNode<Expr>>, RawTypeNode<Expr>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `map_inner`
[INFO] [stderr]   --> src/node2.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn map_inner<V>(self, f: impl FnOnce(T) -> V) -> Node<V, U> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `map_meta`
[INFO] [stderr]   --> src/node2.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn map_meta<V>(self, f: impl FnOnce(U) -> V) -> Node<T, V> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `as_ref`
[INFO] [stderr]   --> src/node2.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn as_ref(&self) -> Node<&T, U> where U: Clone {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `attr_mut`
[INFO] [stderr]   --> src/node2.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn attr_mut(&mut self) -> &mut U { &mut self.1 }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Root`
[INFO] [stderr]  --> src/scope.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Root(F),
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Local`
[INFO] [stderr]  --> src/scope.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Local(K, V, &'a Self),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `root`
[INFO] [stderr]  --> src/scope.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn root(f: F) -> Self {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `with`
[INFO] [stderr]   --> src/scope.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn with<'b>(&'b self, key: K, val: V) -> Scope<'b, K, V, F> where 'a: 'b {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]   --> src/scope.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | /     pub fn get(&self, key: &K) -> Option<&V>
[INFO] [stderr] 17 | |         where K: PartialEq<K>, F: Fn(&K) -> Option<&'a V>
[INFO] [stderr] 18 | |     {
[INFO] [stderr] 19 | |         match self {
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |         }
[INFO] [stderr] 27 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PushLocal`
[INFO] [stderr]   --> src/vm/program.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     PushLocal,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Jump`
[INFO] [stderr]   --> src/vm/program.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     Jump(u32),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `JumpIf`
[INFO] [stderr]   --> src/vm/program.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     JumpIf(u32),
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_entry`
[INFO] [stderr]   --> src/vm/program.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn set_entry(&mut self, addr: CodeAddr) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `List`
[INFO] [stderr]   --> src/vm/value.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     List(Rc<Vector<Value>>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `patch_instr`
[INFO] [stderr]   --> src/vm/builder.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn patch_instr(&mut self, addr: CodeAddr, instr: Instr) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 152 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "e0f23572a6e61e0196f86a3550d0fda582caf9381b2c4581407848a819a4faf4"`
[INFO] running `"docker" "rm" "-f" "e0f23572a6e61e0196f86a3550d0fda582caf9381b2c4581407848a819a4faf4"`
[INFO] [stdout] e0f23572a6e61e0196f86a3550d0fda582caf9381b2c4581407848a819a4faf4