[INFO] cloning repository https://github.com/utkn/bebec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/utkn/bebec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Futkn%2Fbebec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Futkn%2Fbebec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f5c40f20ea02f3d3a71535478227ee5c6102409
[INFO] testing utkn/bebec against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Futkn%2Fbebec" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/utkn/bebec
[INFO] finished tweaking git repo https://github.com/utkn/bebec
[INFO] tweaked toml for git repo https://github.com/utkn/bebec written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/utkn/bebec on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/utkn/bebec 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5b523c3d619af91d5316c1c3aea593c0a4464d6f28e69c77bfba3a4fd18333e
[INFO] running `Command { std: "docker" "start" "-a" "f5b523c3d619af91d5316c1c3aea593c0a4464d6f28e69c77bfba3a4fd18333e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5b523c3d619af91d5316c1c3aea593c0a4464d6f28e69c77bfba3a4fd18333e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5b523c3d619af91d5316c1c3aea593c0a4464d6f28e69c77bfba3a4fd18333e", kill_on_drop: false }`
[INFO] [stdout] f5b523c3d619af91d5316c1c3aea593c0a4464d6f28e69c77bfba3a4fd18333e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9730eaba183a58a0cf2de56ff2f6df17f288e28987c3747e4d2af8302ed2acd0
[INFO] running `Command { std: "docker" "start" "-a" "9730eaba183a58a0cf2de56ff2f6df17f288e28987c3747e4d2af8302ed2acd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling strum_macros v0.26.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling strum v0.26.2
[INFO] [stderr]    Compiling bebec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Pattern`
[INFO] [stdout]  --> src/core/context.rs:1:47
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{ExternCallable, ExternFunc, Func, Pattern, Val, ValType};
[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: `Pattern`
[INFO] [stdout]  --> src/core/extern_func.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::{Pattern, Val, ValType};
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `extern_func`
[INFO] [stdout]   --> src/core/extern_func.rs:50:14
[INFO] [stdout]    |
[INFO] [stdout] 50 | macro_rules! extern_func {
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `extern_func`
[INFO] [stdout]   --> src/core.rs:12:30
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) use extern_func::{extern_func, ExternCallError, ExternCallable, ExternFunc};
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |             let mut inner_types = self.parse_bindings()?;
[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: struct `OrderedTuple` is never constructed
[INFO] [stdout]   --> src/core.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct OrderedTuple<'a>(pub Vec<Val<'a>>);
[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 `get_type`, `iter`, and `iter_mut` are never used
[INFO] [stdout]   --> src/core.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl<'a> OrderedTuple<'a> {
[INFO] [stdout]    | ------------------------- methods in this implementation
[INFO] [stdout] 36 |     /// Returns the type of the ordered tuple.
[INFO] [stdout] 37 |     pub fn get_type(&self) -> ValType<'a> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn iter(&self) -> impl Iterator<Item = &Val<'a>> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = &mut Val<'a>> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NamedTuple` is never constructed
[INFO] [stdout]   --> src/core.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct NamedTuple<'a>(pub Vec<(&'a str, Val<'a>)>);
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/core.rs:70:12
[INFO] [stdout]     |
[INFO] [stdout]  69 | impl<'a> NamedTuple<'a> {
[INFO] [stdout]     | ----------------------- methods in this implementation
[INFO] [stdout]  70 |     pub fn iter(&self) -> impl Iterator<Item = &(&'a str, Val<'a>)> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  74 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = &mut (&'a str, Val<'a>)> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  78 |     pub fn remove<'b>(&mut self, name: &'b str) -> Option<Val<'a>> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  86 |     pub fn get_type(&self) -> ValType<'a> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  90 |     pub fn as_ordered<'b>(
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     pub fn get(&self, field_name: &str) -> Option<&Val<'a>> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Primitive` is never used
[INFO] [stdout]    --> src/core.rs:114:10
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub enum Primitive {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_primitive_type` is never used
[INFO] [stdout]    --> src/core.rs:123:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | impl Primitive {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 122 |     /// Returns the type of the primitive.
[INFO] [stdout] 123 |     pub fn get_primitive_type<'a>(&self) -> ValType<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CallError` is never used
[INFO] [stdout]    --> src/core.rs:134:10
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub enum CallError {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InternFunc` is never constructed
[INFO] [stdout]    --> src/core.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 148 | pub struct InternFunc<'a, T> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Func` is never used
[INFO] [stdout]    --> src/core.rs:157:10
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub enum Func<'a, T> {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `call` is never used
[INFO] [stdout]    --> src/core.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 162 | impl<'a> Func<'a, Typed<'a>> {
[INFO] [stdout]     | ---------------------------- method in this implementation
[INFO] [stdout] 163 |     pub fn call(&self, arg: Val<'a>) -> Result<Val<'a>, CallError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Val` is never used
[INFO] [stdout]    --> src/core.rs:186:10
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub enum Val<'a> {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `nil`, `is_nil`, `get_type`, `unwrap_singular_tuple`, and `try_destruct_tuple` are never used
[INFO] [stdout]    --> src/core.rs:201:12
[INFO] [stdout]     |
[INFO] [stdout] 199 | impl<'a> Val<'a> {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 200 |     /// Returns a `nil` value, i.e., an empty ordered tuple.
[INFO] [stdout] 201 |     pub fn nil() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 |     pub fn is_nil(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 215 |     pub fn get_type(&self) -> ValType<'a> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 230 |     pub fn unwrap_singular_tuple(self) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |     pub fn try_destruct_tuple<T>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ValType` is never used
[INFO] [stdout]    --> src/core.rs:264:10
[INFO] [stdout]     |
[INFO] [stdout] 264 | pub enum ValType<'a> {
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `to_uninit`, `nil`, and `unwrap_singular_tuple` are never used
[INFO] [stdout]    --> src/core.rs:276:12
[INFO] [stdout]     |
[INFO] [stdout] 274 | impl<'a> ValType<'a> {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout] 275 |     /// Returns an uninitialized value of this type.
[INFO] [stdout] 276 |     pub fn to_uninit(&self) -> Val<'a> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn nil() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 285 |     pub fn unwrap_singular_tuple(&self) -> &Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CoercionError` is never constructed
[INFO] [stdout]  --> src/core/coercion.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CoercionError {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `let_pattern` and `arg_pattern` are never used
[INFO] [stdout]   --> src/core/coercion.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl CoercionStrategy {
[INFO] [stdout]    | --------------------- associated functions in this implementation
[INFO] [stdout] 22 |     pub fn let_pattern() -> CoercionStrategy {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn arg_pattern() -> CoercionStrategy {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_coerce` is never used
[INFO] [stdout]   --> src/core/coercion.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn try_coerce<'a>(
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_batch_coerce_types` is never used
[INFO] [stdout]   --> src/core/coercion.rs:84:4
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn try_batch_coerce_types<'a: 'b, 'b>(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_coerce_unwrap` is never used
[INFO] [stdout]    --> src/core/coercion.rs:106:4
[INFO] [stdout]     |
[INFO] [stdout] 106 | fn try_coerce_unwrap<'a>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_coerce_intra_tuple` is never used
[INFO] [stdout]    --> src/core/coercion.rs:138:4
[INFO] [stdout]     |
[INFO] [stdout] 138 | fn try_coerce_intra_tuple<'a>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_coerce_inter_tuple_to_ordered` is never used
[INFO] [stdout]    --> src/core/coercion.rs:192:4
[INFO] [stdout]     |
[INFO] [stdout] 192 | fn try_coerce_inter_tuple_to_ordered<'a>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_coerce_inter_tuple_to_named` is never used
[INFO] [stdout]    --> src/core/coercion.rs:220:4
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn try_coerce_inter_tuple_to_named<'a>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_coerce_inter_func` is never used
[INFO] [stdout]    --> src/core/coercion.rs:254:4
[INFO] [stdout]     |
[INFO] [stdout] 254 | fn try_coerce_inter_func<'a>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ValCtx` is never constructed
[INFO] [stdout]  --> src/core/context.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct ValCtx<'a> {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `register_func`, `extend`, and `get` are never used
[INFO] [stdout]   --> src/core/context.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl<'a> ValCtx<'a> {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout]  9 |     pub fn register_func(
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn extend(&mut self, binding_name: &'a str, val: Val<'a>) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn get(&self, binding_name: &'a str) -> Option<&Val<'a>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TypeCtx` is never constructed
[INFO] [stdout]   --> src/core/context.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct TypeCtx<'a> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `extend`, `get`, and `collect_types` are never used
[INFO] [stdout]   --> src/core/context.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl<'a> TypeCtx<'a> {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] 58 |     pub fn extend(&mut self, binding_name: &'a str, val_type: ValType<'a>) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn get(&self, binding_name: &'a str) -> Option<&ValType<'a>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn collect_types(&mut self, val_ctx: ValCtx<'a>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Untyped` is never constructed
[INFO] [stdout]  --> src/core/expression.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Untyped;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Typed` is never constructed
[INFO] [stdout]   --> src/core/expression.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Typed<'a>(ValType<'a>);
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Expr` is never used
[INFO] [stdout]   --> src/core/expression.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Expr<'a, T> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TypeError` is never used
[INFO] [stdout]   --> src/core/expression.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub enum TypeError {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_typed` is never used
[INFO] [stdout]   --> src/core/expression.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl<'a> Expr<'a, Untyped> {
[INFO] [stdout]    | -------------------------- method in this implementation
[INFO] [stdout] 77 |     /// Performs type checking and turns the expression into an evaluatable state.
[INFO] [stdout] 78 |     pub fn to_typed(self, ctx: &mut TypeCtx<'a>) -> Result<Expr<'a, Typed<'a>>, TypeError> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `EvalError` is never used
[INFO] [stdout]    --> src/core/expression.rs:263:10
[INFO] [stdout]     |
[INFO] [stdout] 263 | pub enum EvalError {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_expr_type` and `eval` are never used
[INFO] [stdout]    --> src/core/expression.rs:285:12
[INFO] [stdout]     |
[INFO] [stdout] 284 | impl<'a> Expr<'a, Typed<'a>> {
[INFO] [stdout]     | ---------------------------- methods in this implementation
[INFO] [stdout] 285 |     pub fn get_expr_type(&self) -> ValType<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 318 |     pub fn eval(self, ctx: &mut ValCtx<'a>) -> Result<Val<'a>, EvalError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExternCallError` is never used
[INFO] [stdout]  --> src/core/extern_func.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum ExternCallError {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ExternCallable` is never used
[INFO] [stdout]   --> src/core/extern_func.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait ExternCallable<'a> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExternFunc` is never constructed
[INFO] [stdout]   --> src/core/extern_func.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct ExternFunc<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `DestructError` is never used
[INFO] [stdout]  --> src/core/pattern.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum DestructError {
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PatternBuildError` is never constructed
[INFO] [stdout]   --> src/core/pattern.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct PatternBuildError(String);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Pattern` is never used
[INFO] [stdout]   --> src/core/pattern.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum Pattern<'a> {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `destruct_val` is never used
[INFO] [stdout]   --> src/core/pattern.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl<'a> Pattern<'a> {
[INFO] [stdout]    | -------------------- method in this implementation
[INFO] [stdout] 46 |     pub fn destruct_val(
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `destruct_val_single` is never used
[INFO] [stdout]    --> src/core/pattern.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn destruct_val_single<'a>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Token` is never used
[INFO] [stdout]   --> src/parser.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub enum Token<'a> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `contents` is never used
[INFO] [stdout]   --> src/parser.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl<'a> Token<'a> {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] 35 |     /// Returns the contents of this token.
[INFO] [stdout] 36 |     pub fn contents(&self) -> &'a str {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lexer` is never constructed
[INFO] [stdout]   --> src/parser.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Lexer<'a> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `peek_one_escaped`, `peek_token`, and `next_token` are never used
[INFO] [stdout]   --> src/parser.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl<'a> Lexer<'a> {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 49 |     pub fn new(source: &'a str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn peek_one_escaped(&mut self) -> Option<&'a str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn peek_token(&mut self) -> Option<Token<'a>> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 99 |     pub fn next_token(&mut self) -> Option<Token<'a>> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]    --> src/parser.rs:107:10
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub enum ParseError {
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PrattParser` is never constructed
[INFO] [stdout]    --> src/parser.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub struct PrattParser<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/parser.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 133 | impl<'a> PrattParser<'a> {
[INFO] [stdout]     | ------------------------ associated items in this implementation
[INFO] [stdout] 134 |     pub fn new(lexer: Lexer<'a>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     fn try_consume<'b>(&mut self, word_contents: &'b str) -> Result<Token<'a>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     fn try_consume_non_symbol(&mut self) -> Result<Token<'a>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 158 |     fn check_non_symbol_and<'b>(&self, token_after_word: &'b str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn parse_bindings_opt(&mut self) -> Result<Vec<(&'a str, Option<ValType<'a>>)>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     fn parse_bindings(&mut self) -> Result<Vec<(&'a str, ValType<'a>)>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 197 |     fn parse_tuple_type_inner(&mut self) -> Result<ValType<'a>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 |     fn parse_type(&mut self) -> Result<ValType<'a>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     fn parse_pattern(&mut self) -> Result<Pattern<'a>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 259 |     fn parse_new_tuple_expr(&mut self) -> Result<Expr<'a, Untyped>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 290 |     fn parse_let_expr(&mut self) -> Result<Expr<'a, Untyped>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 302 |     fn parse_if_expr(&mut self) -> Result<Expr<'a, Untyped>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 324 |     fn parse_new_func_expr(&mut self) -> Result<Expr<'a, Untyped>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 337 |     pub fn parse_expr(&mut self, min_bp: usize) -> Result<Expr<'a, Untyped>, ParseError> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prefix_binding` is never used
[INFO] [stdout]    --> src/parser.rs:424:4
[INFO] [stdout]     |
[INFO] [stdout] 424 | fn prefix_binding(s: &str) -> Option<usize> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `infix_binding` is never used
[INFO] [stdout]    --> src/parser.rs:432:4
[INFO] [stdout]     |
[INFO] [stdout] 432 | fn infix_binding(s: &str) -> Option<(usize, usize)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `parse` is never used
[INFO] [stdout]    --> src/parser.rs:444:12
[INFO] [stdout]     |
[INFO] [stdout] 443 | impl<'a> Expr<'a, Untyped> {
[INFO] [stdout]     | -------------------------- associated function in this implementation
[INFO] [stdout] 444 |     pub fn parse(s: &'a str) -> Result<Self, ParseError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TYPE_STRING` is never used
[INFO] [stdout]  --> src/parser.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub const TYPE_STRING: &str = "str";
[INFO] [stdout]   |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TYPE_CHAR` is never used
[INFO] [stdout]  --> src/parser.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub const TYPE_CHAR: &str = "char";
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TYPE_UINT` is never used
[INFO] [stdout]  --> src/parser.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub const TYPE_UINT: &str = "uint";
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TYPE_BOOL` is never used
[INFO] [stdout]  --> src/parser.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub const TYPE_BOOL: &str = "bool";
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LET` is never used
[INFO] [stdout]  --> src/parser.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub const LET: &str = "let";
[INFO] [stdout]   |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IF` is never used
[INFO] [stdout]  --> src/parser.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub const IF: &str = "if";
[INFO] [stdout]   |               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ELSE` is never used
[INFO] [stdout]   --> src/parser.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub const ELSE: &str = "else";
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FUNC` is never used
[INFO] [stdout]   --> src/parser.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub const FUNC: &str = "func";
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TUPLE_SEP` is never used
[INFO] [stdout]   --> src/parser.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub const TUPLE_SEP: &str = ",";
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EXPR_SEP` is never used
[INFO] [stdout]   --> src/parser.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub const EXPR_SEP: &str = ";";
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ASSIGN` is never used
[INFO] [stdout]   --> src/parser.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub const ASSIGN: &str = "=";
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TYPE_SEP` is never used
[INFO] [stdout]   --> src/parser.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub const TYPE_SEP: &str = ":";
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ACCESS` is never used
[INFO] [stdout]   --> src/parser.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub const ACCESS: &str = ".";
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOLS` is never used
[INFO] [stdout]   --> src/parser.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub const SYMBOLS: &[&str] = &[
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Representible` is never used
[INFO] [stdout]  --> src/types.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Representible<'a>: Sized {
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.77s
[INFO] running `Command { std: "docker" "inspect" "9730eaba183a58a0cf2de56ff2f6df17f288e28987c3747e4d2af8302ed2acd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9730eaba183a58a0cf2de56ff2f6df17f288e28987c3747e4d2af8302ed2acd0", kill_on_drop: false }`
[INFO] [stdout] 9730eaba183a58a0cf2de56ff2f6df17f288e28987c3747e4d2af8302ed2acd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0383bf17cd0b2d1a89c9a40d03d9e797f59da3ddc531c84aa4627cdb992d8ed
[INFO] running `Command { std: "docker" "start" "-a" "e0383bf17cd0b2d1a89c9a40d03d9e797f59da3ddc531c84aa4627cdb992d8ed", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `Pattern`
[INFO] [stdout]  --> src/core/context.rs:1:47
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{ExternCallable, ExternFunc, Func, Pattern, Val, ValType};
[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: `Pattern`
[INFO] [stdout]  --> src/core/extern_func.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::{Pattern, Val, ValType};
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `extern_func`
[INFO] [stdout]   --> src/core/extern_func.rs:50:14
[INFO] [stdout]    |
[INFO] [stdout] 50 | macro_rules! extern_func {
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `extern_func`
[INFO] [stdout]   --> src/core.rs:12:30
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) use extern_func::{extern_func, ExternCallError, ExternCallable, ExternFunc};
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |             let mut inner_types = self.parse_bindings()?;
[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: struct `OrderedTuple` is never constructed
[INFO] [stdout]   --> src/core.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct OrderedTuple<'a>(pub Vec<Val<'a>>);
[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 `get_type`, `iter`, and `iter_mut` are never used
[INFO] [stdout]   --> src/core.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl<'a> OrderedTuple<'a> {
[INFO] [stdout]    | ------------------------- methods in this implementation
[INFO] [stdout] 36 |     /// Returns the type of the ordered tuple.
[INFO] [stdout] 37 |     pub fn get_type(&self) -> ValType<'a> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn iter(&self) -> impl Iterator<Item = &Val<'a>> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = &mut Val<'a>> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NamedTuple` is never constructed
[INFO] [stdout]   --> src/core.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct NamedTuple<'a>(pub Vec<(&'a str, Val<'a>)>);
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/core.rs:70:12
[INFO] [stdout]     |
[INFO] [stdout]  69 | impl<'a> NamedTuple<'a> {
[INFO] [stdout]     | ----------------------- methods in this implementation
[INFO] [stdout]  70 |     pub fn iter(&self) -> impl Iterator<Item = &(&'a str, Val<'a>)> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  74 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = &mut (&'a str, Val<'a>)> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  78 |     pub fn remove<'b>(&mut self, name: &'b str) -> Option<Val<'a>> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  86 |     pub fn get_type(&self) -> ValType<'a> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  90 |     pub fn as_ordered<'b>(
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     pub fn get(&self, field_name: &str) -> Option<&Val<'a>> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Primitive` is never used
[INFO] [stdout]    --> src/core.rs:114:10
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub enum Primitive {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_primitive_type` is never used
[INFO] [stdout]    --> src/core.rs:123:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | impl Primitive {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 122 |     /// Returns the type of the primitive.
[INFO] [stdout] 123 |     pub fn get_primitive_type<'a>(&self) -> ValType<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CallError` is never used
[INFO] [stdout]    --> src/core.rs:134:10
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub enum CallError {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InternFunc` is never constructed
[INFO] [stdout]    --> src/core.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 148 | pub struct InternFunc<'a, T> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Func` is never used
[INFO] [stdout]    --> src/core.rs:157:10
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub enum Func<'a, T> {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `call` is never used
[INFO] [stdout]    --> src/core.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 162 | impl<'a> Func<'a, Typed<'a>> {
[INFO] [stdout]     | ---------------------------- method in this implementation
[INFO] [stdout] 163 |     pub fn call(&self, arg: Val<'a>) -> Result<Val<'a>, CallError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Val` is never used
[INFO] [stdout]    --> src/core.rs:186:10
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub enum Val<'a> {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `nil`, `is_nil`, `get_type`, `unwrap_singular_tuple`, and `try_destruct_tuple` are never used
[INFO] [stdout]    --> src/core.rs:201:12
[INFO] [stdout]     |
[INFO] [stdout] 199 | impl<'a> Val<'a> {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 200 |     /// Returns a `nil` value, i.e., an empty ordered tuple.
[INFO] [stdout] 201 |     pub fn nil() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 |     pub fn is_nil(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 215 |     pub fn get_type(&self) -> ValType<'a> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 230 |     pub fn unwrap_singular_tuple(self) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |     pub fn try_destruct_tuple<T>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ValType` is never used
[INFO] [stdout]    --> src/core.rs:264:10
[INFO] [stdout]     |
[INFO] [stdout] 264 | pub enum ValType<'a> {
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `to_uninit`, `nil`, and `unwrap_singular_tuple` are never used
[INFO] [stdout]    --> src/core.rs:276:12
[INFO] [stdout]     |
[INFO] [stdout] 274 | impl<'a> ValType<'a> {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout] 275 |     /// Returns an uninitialized value of this type.
[INFO] [stdout] 276 |     pub fn to_uninit(&self) -> Val<'a> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn nil() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 285 |     pub fn unwrap_singular_tuple(&self) -> &Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CoercionError` is never constructed
[INFO] [stdout]  --> src/core/coercion.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CoercionError {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `let_pattern` and `arg_pattern` are never used
[INFO] [stdout]   --> src/core/coercion.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl CoercionStrategy {
[INFO] [stdout]    | --------------------- associated functions in this implementation
[INFO] [stdout] 22 |     pub fn let_pattern() -> CoercionStrategy {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn arg_pattern() -> CoercionStrategy {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_coerce` is never used
[INFO] [stdout]   --> src/core/coercion.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn try_coerce<'a>(
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_batch_coerce_types` is never used
[INFO] [stdout]   --> src/core/coercion.rs:84:4
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn try_batch_coerce_types<'a: 'b, 'b>(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_coerce_unwrap` is never used
[INFO] [stdout]    --> src/core/coercion.rs:106:4
[INFO] [stdout]     |
[INFO] [stdout] 106 | fn try_coerce_unwrap<'a>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_coerce_intra_tuple` is never used
[INFO] [stdout]    --> src/core/coercion.rs:138:4
[INFO] [stdout]     |
[INFO] [stdout] 138 | fn try_coerce_intra_tuple<'a>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_coerce_inter_tuple_to_ordered` is never used
[INFO] [stdout]    --> src/core/coercion.rs:192:4
[INFO] [stdout]     |
[INFO] [stdout] 192 | fn try_coerce_inter_tuple_to_ordered<'a>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_coerce_inter_tuple_to_named` is never used
[INFO] [stdout]    --> src/core/coercion.rs:220:4
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn try_coerce_inter_tuple_to_named<'a>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_coerce_inter_func` is never used
[INFO] [stdout]    --> src/core/coercion.rs:254:4
[INFO] [stdout]     |
[INFO] [stdout] 254 | fn try_coerce_inter_func<'a>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ValCtx` is never constructed
[INFO] [stdout]  --> src/core/context.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct ValCtx<'a> {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `register_func`, `extend`, and `get` are never used
[INFO] [stdout]   --> src/core/context.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl<'a> ValCtx<'a> {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout]  9 |     pub fn register_func(
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn extend(&mut self, binding_name: &'a str, val: Val<'a>) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn get(&self, binding_name: &'a str) -> Option<&Val<'a>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TypeCtx` is never constructed
[INFO] [stdout]   --> src/core/context.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct TypeCtx<'a> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `extend`, `get`, and `collect_types` are never used
[INFO] [stdout]   --> src/core/context.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl<'a> TypeCtx<'a> {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] 58 |     pub fn extend(&mut self, binding_name: &'a str, val_type: ValType<'a>) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn get(&self, binding_name: &'a str) -> Option<&ValType<'a>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn collect_types(&mut self, val_ctx: ValCtx<'a>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Untyped` is never constructed
[INFO] [stdout]  --> src/core/expression.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Untyped;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Typed` is never constructed
[INFO] [stdout]   --> src/core/expression.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Typed<'a>(ValType<'a>);
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Expr` is never used
[INFO] [stdout]   --> src/core/expression.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Expr<'a, T> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TypeError` is never used
[INFO] [stdout]   --> src/core/expression.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub enum TypeError {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_typed` is never used
[INFO] [stdout]   --> src/core/expression.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl<'a> Expr<'a, Untyped> {
[INFO] [stdout]    | -------------------------- method in this implementation
[INFO] [stdout] 77 |     /// Performs type checking and turns the expression into an evaluatable state.
[INFO] [stdout] 78 |     pub fn to_typed(self, ctx: &mut TypeCtx<'a>) -> Result<Expr<'a, Typed<'a>>, TypeError> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `EvalError` is never used
[INFO] [stdout]    --> src/core/expression.rs:263:10
[INFO] [stdout]     |
[INFO] [stdout] 263 | pub enum EvalError {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_expr_type` and `eval` are never used
[INFO] [stdout]    --> src/core/expression.rs:285:12
[INFO] [stdout]     |
[INFO] [stdout] 284 | impl<'a> Expr<'a, Typed<'a>> {
[INFO] [stdout]     | ---------------------------- methods in this implementation
[INFO] [stdout] 285 |     pub fn get_expr_type(&self) -> ValType<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 318 |     pub fn eval(self, ctx: &mut ValCtx<'a>) -> Result<Val<'a>, EvalError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExternCallError` is never used
[INFO] [stdout]  --> src/core/extern_func.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum ExternCallError {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ExternCallable` is never used
[INFO] [stdout]   --> src/core/extern_func.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait ExternCallable<'a> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExternFunc` is never constructed
[INFO] [stdout]   --> src/core/extern_func.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct ExternFunc<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `DestructError` is never used
[INFO] [stdout]  --> src/core/pattern.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum DestructError {
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PatternBuildError` is never constructed
[INFO] [stdout]   --> src/core/pattern.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct PatternBuildError(String);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Pattern` is never used
[INFO] [stdout]   --> src/core/pattern.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum Pattern<'a> {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `destruct_val` is never used
[INFO] [stdout]   --> src/core/pattern.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl<'a> Pattern<'a> {
[INFO] [stdout]    | -------------------- method in this implementation
[INFO] [stdout] 46 |     pub fn destruct_val(
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `destruct_val_single` is never used
[INFO] [stdout]    --> src/core/pattern.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn destruct_val_single<'a>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Token` is never used
[INFO] [stdout]   --> src/parser.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub enum Token<'a> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `contents` is never used
[INFO] [stdout]   --> src/parser.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl<'a> Token<'a> {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] 35 |     /// Returns the contents of this token.
[INFO] [stdout] 36 |     pub fn contents(&self) -> &'a str {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lexer` is never constructed
[INFO] [stdout]   --> src/parser.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Lexer<'a> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `peek_one_escaped`, `peek_token`, and `next_token` are never used
[INFO] [stdout]   --> src/parser.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl<'a> Lexer<'a> {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 49 |     pub fn new(source: &'a str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn peek_one_escaped(&mut self) -> Option<&'a str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn peek_token(&mut self) -> Option<Token<'a>> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 99 |     pub fn next_token(&mut self) -> Option<Token<'a>> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]    --> src/parser.rs:107:10
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub enum ParseError {
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PrattParser` is never constructed
[INFO] [stdout]    --> src/parser.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub struct PrattParser<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bebec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/parser.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 133 | impl<'a> PrattParser<'a> {
[INFO] [stdout]     | ------------------------ associated items in this implementation
[INFO] [stdout] 134 |     pub fn new(lexer: Lexer<'a>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     fn try_consume<'b>(&mut self, word_contents: &'b str) -> Result<Token<'a>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     fn try_consume_non_symbol(&mut self) -> Result<Token<'a>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 158 |     fn check_non_symbol_and<'b>(&self, token_after_word: &'b str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn parse_bindings_opt(&mut self) -> Result<Vec<(&'a str, Option<ValType<'a>>)>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |     fn parse_bindings(&mut self) -> Result<Vec<(&'a str, ValType<'a>)>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 197 |     fn parse_tuple_type_inner(&mut self) -> Result<ValType<'a>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 |     fn parse_type(&mut self) -> Result<ValType<'a>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     fn parse_pattern(&mut self) -> Result<Pattern<'a>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 259 |     fn parse_new_tuple_expr(&mut self) -> Result<Expr<'a, Untyped>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 290 |     fn parse_let_expr(&mut self) -> Result<Expr<'a, Untyped>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 302 |     fn parse_if_expr(&mut self) -> Result<Expr<'a, Untyped>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 324 |     fn parse_new_func_expr(&mut self) -> Result<Expr<'a, Untyped>, ParseError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 337 |     pub fn parse_expr(&mut self, min_bp: usize) -> Result<Expr<'a, Untyped>, ParseError> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prefix_binding` is never used
[INFO] [stdout]    --> src/parser.rs:424:4
[INFO] [stdout]     |
[INFO] [stdout] 424 | fn prefix_binding(s: &str) -> Option<usize> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `infix_binding` is never used
[INFO] [stdout]    --> src/parser.rs:432:4
[INFO] [stdout]     |
[INFO] [stdout] 432 | fn infix_binding(s: &str) -> Option<(usize, usize)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `parse` is never used
[INFO] [stdout]    --> src/parser.rs:444:12
[INFO] [stdout]     |
[INFO] [stdout] 443 | impl<'a> Expr<'a, Untyped> {
[INFO] [stdout]     | -------------------------- associated function in this implementation
[INFO] [stdout] 444 |     pub fn parse(s: &'a str) -> Result<Self, ParseError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TYPE_STRING` is never used
[INFO] [stdout]  --> src/parser.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub const TYPE_STRING: &str = "str";
[INFO] [stdout]   |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TYPE_CHAR` is never used
[INFO] [stdout]  --> src/parser.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub const TYPE_CHAR: &str = "char";
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TYPE_UINT` is never used
[INFO] [stdout]  --> src/parser.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub const TYPE_UINT: &str = "uint";
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TYPE_BOOL` is never used
[INFO] [stdout]  --> src/parser.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub const TYPE_BOOL: &str = "bool";
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LET` is never used
[INFO] [stdout]  --> src/parser.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub const LET: &str = "let";
[INFO] [stdout]   |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IF` is never used
[INFO] [stdout]  --> src/parser.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub const IF: &str = "if";
[INFO] [stdout]   |               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ELSE` is never used
[INFO] [stdout]   --> src/parser.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub const ELSE: &str = "else";
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FUNC` is never used
[INFO] [stdout]   --> src/parser.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub const FUNC: &str = "func";
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TUPLE_SEP` is never used
[INFO] [stdout]   --> src/parser.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub const TUPLE_SEP: &str = ",";
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EXPR_SEP` is never used
[INFO] [stdout]   --> src/parser.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub const EXPR_SEP: &str = ";";
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ASSIGN` is never used
[INFO] [stdout]   --> src/parser.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub const ASSIGN: &str = "=";
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TYPE_SEP` is never used
[INFO] [stdout]   --> src/parser.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub const TYPE_SEP: &str = ":";
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ACCESS` is never used
[INFO] [stdout]   --> src/parser.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub const ACCESS: &str = ".";
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOLS` is never used
[INFO] [stdout]   --> src/parser.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub const SYMBOLS: &[&str] = &[
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Representible` is never used
[INFO] [stdout]  --> src/types.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait Representible<'a>: Sized {
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Pattern`
[INFO] [stdout]  --> src/core/context.rs:1:47
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{ExternCallable, ExternFunc, Func, Pattern, Val, ValType};
[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: `Pattern`
[INFO] [stdout]  --> src/core/extern_func.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::{Pattern, Val, ValType};
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |             let mut inner_types = self.parse_bindings()?;
[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: method `iter` is never used
[INFO] [stdout]   --> src/core.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl<'a> OrderedTuple<'a> {
[INFO] [stdout]    | ------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn iter(&self) -> impl Iterator<Item = &Val<'a>> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `iter` is never used
[INFO] [stdout]   --> src/core.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 69 | impl<'a> NamedTuple<'a> {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] 70 |     pub fn iter(&self) -> impl Iterator<Item = &(&'a str, Val<'a>)> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MalformedArgError` is never constructed
[INFO] [stdout]    --> src/core.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub enum CallError {
[INFO] [stdout]     |          --------- variant in this enum
[INFO] [stdout] 135 |     #[error("function argument {0} cannot be represented as a pattern")]
[INFO] [stdout] 136 |     MalformedArgError(String),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CallError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MalformedArgPattern` is never constructed
[INFO] [stdout]   --> src/core/expression.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub enum TypeError {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 73 |     MalformedArgPattern(DestructError),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeError` 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 `MalformedArg` is never constructed
[INFO] [stdout]    --> src/core/expression.rs:279:5
[INFO] [stdout]     |
[INFO] [stdout] 263 | pub enum EvalError {
[INFO] [stdout]     |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 279 |     MalformedArg(String, PatternBuildError),
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NoArgsProvided` and `Any` are never constructed
[INFO] [stdout]   --> src/core/extern_func.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum ExternCallError {
[INFO] [stdout]    |          --------------- variants in this enum
[INFO] [stdout]  7 |     #[error("no arguments provided")]
[INFO] [stdout]  8 |     NoArgsProvided,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     Any(Box<dyn Error>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ExternCallError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `peek_one_escaped` is never used
[INFO] [stdout]   --> src/parser.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl<'a> Lexer<'a> {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn peek_one_escaped(&mut self) -> Option<&'a str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ExpectedPattern` is never constructed
[INFO] [stdout]    --> src/parser.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub enum ParseError {
[INFO] [stdout]     |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 119 |     ExpectedPattern,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParseError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "e0383bf17cd0b2d1a89c9a40d03d9e797f59da3ddc531c84aa4627cdb992d8ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0383bf17cd0b2d1a89c9a40d03d9e797f59da3ddc531c84aa4627cdb992d8ed", kill_on_drop: false }`
[INFO] [stdout] e0383bf17cd0b2d1a89c9a40d03d9e797f59da3ddc531c84aa4627cdb992d8ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 103009d06dc29d6f34b25e1c119c5e68366f59cd4071c35f3979527ac67fee65
[INFO] running `Command { std: "docker" "start" "-a" "103009d06dc29d6f34b25e1c119c5e68366f59cd4071c35f3979527ac67fee65", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Pattern`
[INFO] [stderr]  --> src/core/context.rs:1:47
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::{ExternCallable, ExternFunc, Func, Pattern, Val, ValType};
[INFO] [stderr]   |                                               ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Pattern`
[INFO] [stderr]  --> src/core/extern_func.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | use super::{Pattern, Val, ValType};
[INFO] [stderr]   |             ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `extern_func`
[INFO] [stderr]   --> src/core/extern_func.rs:50:14
[INFO] [stderr]    |
[INFO] [stderr] 50 | macro_rules! extern_func {
[INFO] [stderr]    |              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `extern_func`
[INFO] [stderr]   --> src/core.rs:12:30
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub(crate) use extern_func::{extern_func, ExternCallError, ExternCallable, ExternFunc};
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:201:17
[INFO] [stderr]     |
[INFO] [stderr] 201 |             let mut inner_types = self.parse_bindings()?;
[INFO] [stderr]     |                 ----^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `OrderedTuple` is never constructed
[INFO] [stderr]   --> src/core.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct OrderedTuple<'a>(pub Vec<Val<'a>>);
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_type`, `iter`, and `iter_mut` are never used
[INFO] [stderr]   --> src/core.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 35 | impl<'a> OrderedTuple<'a> {
[INFO] [stderr]    | ------------------------- methods in this implementation
[INFO] [stderr] 36 |     /// Returns the type of the ordered tuple.
[INFO] [stderr] 37 |     pub fn get_type(&self) -> ValType<'a> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |     pub fn iter(&self) -> impl Iterator<Item = &Val<'a>> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 45 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = &mut Val<'a>> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `NamedTuple` is never constructed
[INFO] [stderr]   --> src/core.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub struct NamedTuple<'a>(pub Vec<(&'a str, Val<'a>)>);
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]    --> src/core.rs:70:12
[INFO] [stderr]     |
[INFO] [stderr]  69 | impl<'a> NamedTuple<'a> {
[INFO] [stderr]     | ----------------------- methods in this implementation
[INFO] [stderr]  70 |     pub fn iter(&self) -> impl Iterator<Item = &(&'a str, Val<'a>)> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr]  74 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = &mut (&'a str, Val<'a>)> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  78 |     pub fn remove<'b>(&mut self, name: &'b str) -> Option<Val<'a>> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  86 |     pub fn get_type(&self) -> ValType<'a> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  90 |     pub fn as_ordered<'b>(
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 101 |     pub fn get(&self, field_name: &str) -> Option<&Val<'a>> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 108 |     pub fn len(&self) -> usize {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Primitive` is never used
[INFO] [stderr]    --> src/core.rs:114:10
[INFO] [stderr]     |
[INFO] [stderr] 114 | pub enum Primitive {
[INFO] [stderr]     |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_primitive_type` is never used
[INFO] [stderr]    --> src/core.rs:123:12
[INFO] [stderr]     |
[INFO] [stderr] 121 | impl Primitive {
[INFO] [stderr]     | -------------- method in this implementation
[INFO] [stderr] 122 |     /// Returns the type of the primitive.
[INFO] [stderr] 123 |     pub fn get_primitive_type<'a>(&self) -> ValType<'a> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `CallError` is never used
[INFO] [stderr]    --> src/core.rs:134:10
[INFO] [stderr]     |
[INFO] [stderr] 134 | pub enum CallError {
[INFO] [stderr]     |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `InternFunc` is never constructed
[INFO] [stderr]    --> src/core.rs:148:12
[INFO] [stderr]     |
[INFO] [stderr] 148 | pub struct InternFunc<'a, T> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Func` is never used
[INFO] [stderr]    --> src/core.rs:157:10
[INFO] [stderr]     |
[INFO] [stderr] 157 | pub enum Func<'a, T> {
[INFO] [stderr]     |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `call` is never used
[INFO] [stderr]    --> src/core.rs:163:12
[INFO] [stderr]     |
[INFO] [stderr] 162 | impl<'a> Func<'a, Typed<'a>> {
[INFO] [stderr]     | ---------------------------- method in this implementation
[INFO] [stderr] 163 |     pub fn call(&self, arg: Val<'a>) -> Result<Val<'a>, CallError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Val` is never used
[INFO] [stderr]    --> src/core.rs:186:10
[INFO] [stderr]     |
[INFO] [stderr] 186 | pub enum Val<'a> {
[INFO] [stderr]     |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `nil`, `is_nil`, `get_type`, `unwrap_singular_tuple`, and `try_destruct_tuple` are never used
[INFO] [stderr]    --> src/core.rs:201:12
[INFO] [stderr]     |
[INFO] [stderr] 199 | impl<'a> Val<'a> {
[INFO] [stderr]     | ---------------- associated items in this implementation
[INFO] [stderr] 200 |     /// Returns a `nil` value, i.e., an empty ordered tuple.
[INFO] [stderr] 201 |     pub fn nil() -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 206 |     pub fn is_nil(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 215 |     pub fn get_type(&self) -> ValType<'a> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 230 |     pub fn unwrap_singular_tuple(self) -> Self {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 242 |     pub fn try_destruct_tuple<T>(
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ValType` is never used
[INFO] [stderr]    --> src/core.rs:264:10
[INFO] [stderr]     |
[INFO] [stderr] 264 | pub enum ValType<'a> {
[INFO] [stderr]     |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `to_uninit`, `nil`, and `unwrap_singular_tuple` are never used
[INFO] [stderr]    --> src/core.rs:276:12
[INFO] [stderr]     |
[INFO] [stderr] 274 | impl<'a> ValType<'a> {
[INFO] [stderr]     | -------------------- associated items in this implementation
[INFO] [stderr] 275 |     /// Returns an uninitialized value of this type.
[INFO] [stderr] 276 |     pub fn to_uninit(&self) -> Val<'a> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 281 |     pub fn nil() -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 285 |     pub fn unwrap_singular_tuple(&self) -> &Self {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CoercionError` is never constructed
[INFO] [stderr]  --> src/core/coercion.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct CoercionError {
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `let_pattern` and `arg_pattern` are never used
[INFO] [stderr]   --> src/core/coercion.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl CoercionStrategy {
[INFO] [stderr]    | --------------------- associated functions in this implementation
[INFO] [stderr] 22 |     pub fn let_pattern() -> CoercionStrategy {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub fn arg_pattern() -> CoercionStrategy {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `try_coerce` is never used
[INFO] [stderr]   --> src/core/coercion.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn try_coerce<'a>(
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `try_batch_coerce_types` is never used
[INFO] [stderr]   --> src/core/coercion.rs:84:4
[INFO] [stderr]    |
[INFO] [stderr] 84 | fn try_batch_coerce_types<'a: 'b, 'b>(
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `try_coerce_unwrap` is never used
[INFO] [stderr]    --> src/core/coercion.rs:106:4
[INFO] [stderr]     |
[INFO] [stderr] 106 | fn try_coerce_unwrap<'a>(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `try_coerce_intra_tuple` is never used
[INFO] [stderr]    --> src/core/coercion.rs:138:4
[INFO] [stderr]     |
[INFO] [stderr] 138 | fn try_coerce_intra_tuple<'a>(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `try_coerce_inter_tuple_to_ordered` is never used
[INFO] [stderr]    --> src/core/coercion.rs:192:4
[INFO] [stderr]     |
[INFO] [stderr] 192 | fn try_coerce_inter_tuple_to_ordered<'a>(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `try_coerce_inter_tuple_to_named` is never used
[INFO] [stderr]    --> src/core/coercion.rs:220:4
[INFO] [stderr]     |
[INFO] [stderr] 220 | fn try_coerce_inter_tuple_to_named<'a>(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `try_coerce_inter_func` is never used
[INFO] [stderr]    --> src/core/coercion.rs:254:4
[INFO] [stderr]     |
[INFO] [stderr] 254 | fn try_coerce_inter_func<'a>(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ValCtx` is never constructed
[INFO] [stderr]  --> src/core/context.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct ValCtx<'a> {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `register_func`, `extend`, and `get` are never used
[INFO] [stderr]   --> src/core/context.rs:9:12
[INFO] [stderr]    |
[INFO] [stderr]  8 | impl<'a> ValCtx<'a> {
[INFO] [stderr]    | ------------------- methods in this implementation
[INFO] [stderr]  9 |     pub fn register_func(
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub fn extend(&mut self, binding_name: &'a str, val: Val<'a>) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 31 |     pub fn get(&self, binding_name: &'a str) -> Option<&Val<'a>> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TypeCtx` is never constructed
[INFO] [stderr]   --> src/core/context.rs:53:12
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub struct TypeCtx<'a> {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `extend`, `get`, and `collect_types` are never used
[INFO] [stderr]   --> src/core/context.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 57 | impl<'a> TypeCtx<'a> {
[INFO] [stderr]    | -------------------- methods in this implementation
[INFO] [stderr] 58 |     pub fn extend(&mut self, binding_name: &'a str, val_type: ValType<'a>) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 62 |     pub fn get(&self, binding_name: &'a str) -> Option<&ValType<'a>> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     pub fn collect_types(&mut self, val_ctx: ValCtx<'a>) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Untyped` is never constructed
[INFO] [stderr]  --> src/core/expression.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Untyped;
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Typed` is never constructed
[INFO] [stderr]   --> src/core/expression.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct Typed<'a>(ValType<'a>);
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Expr` is never used
[INFO] [stderr]   --> src/core/expression.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub enum Expr<'a, T> {
[INFO] [stderr]    |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `TypeError` is never used
[INFO] [stderr]   --> src/core/expression.rs:52:10
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub enum TypeError {
[INFO] [stderr]    |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `to_typed` is never used
[INFO] [stderr]   --> src/core/expression.rs:78:12
[INFO] [stderr]    |
[INFO] [stderr] 76 | impl<'a> Expr<'a, Untyped> {
[INFO] [stderr]    | -------------------------- method in this implementation
[INFO] [stderr] 77 |     /// Performs type checking and turns the expression into an evaluatable state.
[INFO] [stderr] 78 |     pub fn to_typed(self, ctx: &mut TypeCtx<'a>) -> Result<Expr<'a, Typed<'a>>, TypeError> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `EvalError` is never used
[INFO] [stderr]    --> src/core/expression.rs:263:10
[INFO] [stderr]     |
[INFO] [stderr] 263 | pub enum EvalError {
[INFO] [stderr]     |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_expr_type` and `eval` are never used
[INFO] [stderr]    --> src/core/expression.rs:285:12
[INFO] [stderr]     |
[INFO] [stderr] 284 | impl<'a> Expr<'a, Typed<'a>> {
[INFO] [stderr]     | ---------------------------- methods in this implementation
[INFO] [stderr] 285 |     pub fn get_expr_type(&self) -> ValType<'a> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 318 |     pub fn eval(self, ctx: &mut ValCtx<'a>) -> Result<Val<'a>, EvalError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ExternCallError` is never used
[INFO] [stderr]  --> src/core/extern_func.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub enum ExternCallError {
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `ExternCallable` is never used
[INFO] [stderr]   --> src/core/extern_func.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub trait ExternCallable<'a> {
[INFO] [stderr]    |           ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ExternFunc` is never constructed
[INFO] [stderr]   --> src/core/extern_func.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub struct ExternFunc<'a> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `DestructError` is never used
[INFO] [stderr]  --> src/core/pattern.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum DestructError {
[INFO] [stderr]   |          ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `PatternBuildError` is never constructed
[INFO] [stderr]   --> src/core/pattern.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct PatternBuildError(String);
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Pattern` is never used
[INFO] [stderr]   --> src/core/pattern.rs:20:10
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub enum Pattern<'a> {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `destruct_val` is never used
[INFO] [stderr]   --> src/core/pattern.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 45 | impl<'a> Pattern<'a> {
[INFO] [stderr]    | -------------------- method in this implementation
[INFO] [stderr] 46 |     pub fn destruct_val(
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `destruct_val_single` is never used
[INFO] [stderr]    --> src/core/pattern.rs:116:4
[INFO] [stderr]     |
[INFO] [stderr] 116 | fn destruct_val_single<'a>(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Token` is never used
[INFO] [stderr]   --> src/parser.rs:29:10
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub enum Token<'a> {
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `contents` is never used
[INFO] [stderr]   --> src/parser.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | impl<'a> Token<'a> {
[INFO] [stderr]    | ------------------ method in this implementation
[INFO] [stderr] 35 |     /// Returns the contents of this token.
[INFO] [stderr] 36 |     pub fn contents(&self) -> &'a str {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Lexer` is never constructed
[INFO] [stderr]   --> src/parser.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub struct Lexer<'a> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `peek_one_escaped`, `peek_token`, and `next_token` are never used
[INFO] [stderr]   --> src/parser.rs:49:12
[INFO] [stderr]    |
[INFO] [stderr] 48 | impl<'a> Lexer<'a> {
[INFO] [stderr]    | ------------------ associated items in this implementation
[INFO] [stderr] 49 |     pub fn new(source: &'a str) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |     fn peek_one_escaped(&mut self) -> Option<&'a str> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 63 |     pub fn peek_token(&mut self) -> Option<Token<'a>> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 99 |     pub fn next_token(&mut self) -> Option<Token<'a>> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ParseError` is never used
[INFO] [stderr]    --> src/parser.rs:107:10
[INFO] [stderr]     |
[INFO] [stderr] 107 | pub enum ParseError {
[INFO] [stderr]     |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `PrattParser` is never constructed
[INFO] [stderr]    --> src/parser.rs:129:12
[INFO] [stderr]     |
[INFO] [stderr] 129 | pub struct PrattParser<'a> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/parser.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 133 | impl<'a> PrattParser<'a> {
[INFO] [stderr]     | ------------------------ associated items in this implementation
[INFO] [stderr] 134 |     pub fn new(lexer: Lexer<'a>) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 138 |     fn try_consume<'b>(&mut self, word_contents: &'b str) -> Result<Token<'a>, ParseError> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 147 |     fn try_consume_non_symbol(&mut self) -> Result<Token<'a>, ParseError> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 158 |     fn check_non_symbol_and<'b>(&self, token_after_word: &'b str) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 163 |     fn parse_bindings_opt(&mut self) -> Result<Vec<(&'a str, Option<ValType<'a>>)>, ParseError> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 181 |     fn parse_bindings(&mut self) -> Result<Vec<(&'a str, ValType<'a>)>, ParseError> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 197 |     fn parse_tuple_type_inner(&mut self) -> Result<ValType<'a>, ParseError> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 216 |     fn parse_type(&mut self) -> Result<ValType<'a>, ParseError> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 250 |     fn parse_pattern(&mut self) -> Result<Pattern<'a>, ParseError> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 259 |     fn parse_new_tuple_expr(&mut self) -> Result<Expr<'a, Untyped>, ParseError> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 290 |     fn parse_let_expr(&mut self) -> Result<Expr<'a, Untyped>, ParseError> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 302 |     fn parse_if_expr(&mut self) -> Result<Expr<'a, Untyped>, ParseError> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 324 |     fn parse_new_func_expr(&mut self) -> Result<Expr<'a, Untyped>, ParseError> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 337 |     pub fn parse_expr(&mut self, min_bp: usize) -> Result<Expr<'a, Untyped>, ParseError> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `prefix_binding` is never used
[INFO] [stderr]    --> src/parser.rs:424:4
[INFO] [stderr]     |
[INFO] [stderr] 424 | fn prefix_binding(s: &str) -> Option<usize> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `infix_binding` is never used
[INFO] [stderr]    --> src/parser.rs:432:4
[INFO] [stderr]     |
[INFO] [stderr] 432 | fn infix_binding(s: &str) -> Option<(usize, usize)> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `parse` is never used
[INFO] [stderr]    --> src/parser.rs:444:12
[INFO] [stderr]     |
[INFO] [stderr] 443 | impl<'a> Expr<'a, Untyped> {
[INFO] [stderr]     | -------------------------- associated function in this implementation
[INFO] [stderr] 444 |     pub fn parse(s: &'a str) -> Result<Self, ParseError> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TYPE_STRING` is never used
[INFO] [stderr]  --> src/parser.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 |     pub const TYPE_STRING: &str = "str";
[INFO] [stderr]   |               ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TYPE_CHAR` is never used
[INFO] [stderr]  --> src/parser.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 |     pub const TYPE_CHAR: &str = "char";
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TYPE_UINT` is never used
[INFO] [stderr]  --> src/parser.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub const TYPE_UINT: &str = "uint";
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TYPE_BOOL` is never used
[INFO] [stderr]  --> src/parser.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub const TYPE_BOOL: &str = "bool";
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `LET` is never used
[INFO] [stderr]  --> src/parser.rs:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub const LET: &str = "let";
[INFO] [stderr]   |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `IF` is never used
[INFO] [stderr]  --> src/parser.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub const IF: &str = "if";
[INFO] [stderr]   |               ^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ELSE` is never used
[INFO] [stderr]   --> src/parser.rs:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub const ELSE: &str = "else";
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `FUNC` is never used
[INFO] [stderr]   --> src/parser.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub const FUNC: &str = "func";
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TUPLE_SEP` is never used
[INFO] [stderr]   --> src/parser.rs:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub const TUPLE_SEP: &str = ",";
[INFO] [stderr]    |               ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `EXPR_SEP` is never used
[INFO] [stderr]   --> src/parser.rs:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub const EXPR_SEP: &str = ";";
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ASSIGN` is never used
[INFO] [stderr]   --> src/parser.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub const ASSIGN: &str = "=";
[INFO] [stderr]    |               ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TYPE_SEP` is never used
[INFO] [stderr]   --> src/parser.rs:15:15
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub const TYPE_SEP: &str = ":";
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ACCESS` is never used
[INFO] [stderr]   --> src/parser.rs:16:15
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub const ACCESS: &str = ".";
[INFO] [stderr]    |               ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SYMBOLS` is never used
[INFO] [stderr]   --> src/parser.rs:18:15
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub const SYMBOLS: &[&str] = &[
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Representible` is never used
[INFO] [stderr]  --> src/types.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub trait Representible<'a>: Sized {
[INFO] [stderr]   |           ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `iter` is never used
[INFO] [stderr]   --> src/core.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 35 | impl<'a> OrderedTuple<'a> {
[INFO] [stderr]    | ------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 41 |     pub fn iter(&self) -> impl Iterator<Item = &Val<'a>> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `iter` is never used
[INFO] [stderr]   --> src/core.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 69 | impl<'a> NamedTuple<'a> {
[INFO] [stderr]    | ----------------------- method in this implementation
[INFO] [stderr] 70 |     pub fn iter(&self) -> impl Iterator<Item = &(&'a str, Val<'a>)> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `MalformedArgError` is never constructed
[INFO] [stderr]    --> src/core.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 134 | pub enum CallError {
[INFO] [stderr]     |          --------- variant in this enum
[INFO] [stderr] 135 |     #[error("function argument {0} cannot be represented as a pattern")]
[INFO] [stderr] 136 |     MalformedArgError(String),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `CallError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `MalformedArgPattern` is never constructed
[INFO] [stderr]   --> src/core/expression.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub enum TypeError {
[INFO] [stderr]    |          --------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 73 |     MalformedArgPattern(DestructError),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `TypeError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `MalformedArg` is never constructed
[INFO] [stderr]    --> src/core/expression.rs:279:5
[INFO] [stderr]     |
[INFO] [stderr] 263 | pub enum EvalError {
[INFO] [stderr]     |          --------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 279 |     MalformedArg(String, PatternBuildError),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variants `NoArgsProvided` and `Any` are never constructed
[INFO] [stderr]   --> src/core/extern_func.rs:8:5
[INFO] [stderr]    |
[INFO] [stderr]  6 | pub enum ExternCallError {
[INFO] [stderr]    |          --------------- variants in this enum
[INFO] [stderr]  7 |     #[error("no arguments provided")]
[INFO] [stderr]  8 |     NoArgsProvided,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 12 |     Any(Box<dyn Error>),
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ExternCallError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `peek_one_escaped` is never used
[INFO] [stderr]   --> src/parser.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 48 | impl<'a> Lexer<'a> {
[INFO] [stderr]    | ------------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 53 |     fn peek_one_escaped(&mut self) -> Option<&'a str> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `ExpectedPattern` is never constructed
[INFO] [stderr]    --> src/parser.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 107 | pub enum ParseError {
[INFO] [stderr]     |          ---------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 119 |     ExpectedPattern,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ParseError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `bebec` (lib) generated 72 warnings (run `cargo fix --lib -p bebec` to apply 4 suggestions)
[INFO] [stderr] warning: `bebec` (lib test) generated 11 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bebec-ba2413bd186458f6)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::integration_basic ... ok
[INFO] [stdout] test tests::integration_call_extern ... ok
[INFO] [stdout] test tests::integration_call_intern ... ok
[INFO] [stdout] test tests::integration_coercion ... ok
[INFO] [stdout] test tests::integration_multi_call ... ok
[INFO] [stdout] test tests::integration_named_tuple ... ok
[INFO] [stderr]    Doc-tests bebec
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "103009d06dc29d6f34b25e1c119c5e68366f59cd4071c35f3979527ac67fee65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "103009d06dc29d6f34b25e1c119c5e68366f59cd4071c35f3979527ac67fee65", kill_on_drop: false }`
[INFO] [stdout] 103009d06dc29d6f34b25e1c119c5e68366f59cd4071c35f3979527ac67fee65