[INFO] cloning repository https://github.com/post-rex/mist
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/post-rex/mist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Fmist", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Fmist'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19275cb92b3b37ec531b6a6dfb587420f07a1610
[INFO] checking post-rex/mist against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Fmist" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/post-rex/mist on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/post-rex/mist
[INFO] finished tweaking git repo https://github.com/post-rex/mist
[INFO] tweaked toml for git repo https://github.com/post-rex/mist written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/post-rex/mist 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ee6d67ab3c72b1327a8ca7c3dd45d15f4c5b0001783dc227f6fd9885c71b541
[INFO] running `Command { std: "docker" "start" "-a" "4ee6d67ab3c72b1327a8ca7c3dd45d15f4c5b0001783dc227f6fd9885c71b541", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ee6d67ab3c72b1327a8ca7c3dd45d15f4c5b0001783dc227f6fd9885c71b541", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ee6d67ab3c72b1327a8ca7c3dd45d15f4c5b0001783dc227f6fd9885c71b541", kill_on_drop: false }`
[INFO] [stdout] 4ee6d67ab3c72b1327a8ca7c3dd45d15f4c5b0001783dc227f6fd9885c71b541
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a452dc1532f123b6b09293f2879e4cc71679549486eaaa8ae0804b95afd21b7
[INFO] running `Command { std: "docker" "start" "-a" "4a452dc1532f123b6b09293f2879e4cc71679549486eaaa8ae0804b95afd21b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]     Checking mistlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::parser::error::SyntaxError`
[INFO] [stdout]  --> src/parser/error/num.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::parser::error::SyntaxError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::span::StrSpan`
[INFO] [stdout]  --> src/parser/error/num.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::parser::span::StrSpan;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `VerboseErrorKind` and `VerboseError`
[INFO] [stdout]  --> src/parser/error/mod.rs:6:60
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nom::error::{Error as NomError, ErrorKind, ParseError, VerboseError, VerboseErrorKind};
[INFO] [stdout]   |                                                            ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Index`, `RangeFrom`, `RangeTo`, and `Range`
[INFO] [stdout]  --> src/parser/span.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Deref, Index, Range, RangeBounds, RangeFrom, RangeTo};
[INFO] [stdout]   |                       ^^^^^  ^^^^^               ^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::character::complete::u64`
[INFO] [stdout]  --> src/parser/span.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nom::character::complete::u64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind` and `ParseError`
[INFO] [stdout]  --> src/parser/span.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | use nom::error::{ErrorKind, ParseError};
[INFO] [stdout]   |                  ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Err`, `IResult`, and `InputTakeAtPosition`
[INFO] [stdout]   --> src/parser/span.rs:10:29
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Compare, CompareResult, Err, IResult, InputIter, InputLength, InputTake, InputTakeAtPosition,
[INFO] [stdout]    |                             ^^^  ^^^^^^^                                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LinePos`
[INFO] [stdout]  --> src/parser/tests/span.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::parser::span::{LinePos, StrSpan};
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Compare`, `IResult`, `InputIter`, `InputLength`, `InputTakeAtPosition`, `InputTake`, and `UnspecializedInput`
[INFO] [stdout]  --> src/parser/tests/span.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Compare, IResult, InputIter, InputLength, InputTake, InputTakeAtPosition, UnspecializedInput,
[INFO] [stdout]   |     ^^^^^^^  ^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Token::String`
[INFO] [stdout]  --> src/parser/value/num.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::Token::String;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `many0`
[INFO] [stdout]   --> src/parser/value/num.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | use nom::multi::{many0, many0_count};
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::Err::Error`
[INFO] [stdout]   --> src/parser/value/num.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use nom::Err::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InputLength`
[INFO] [stdout]   --> src/parser/value/num.rs:14:33
[INFO] [stdout]    |
[INFO] [stdout] 14 | use nom::{AsChar, Err, IResult, InputLength, InputTakeAtPosition, Parser};
[INFO] [stdout]    |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Weak`
[INFO] [stdout]   --> src/parser/value/num.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::rc::Weak;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::space0`
[INFO] [stdout]   --> src/parser/value/num.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::space0;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::error::SyntaxError`
[INFO] [stdout]  --> src/parser/error/num.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::parser::error::SyntaxError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::span::StrSpan`
[INFO] [stdout]  --> src/parser/error/num.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::parser::span::StrSpan;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `VerboseErrorKind` and `VerboseError`
[INFO] [stdout]  --> src/parser/error/mod.rs:6:60
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nom::error::{Error as NomError, ErrorKind, ParseError, VerboseError, VerboseErrorKind};
[INFO] [stdout]   |                                                            ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Index`, `RangeFrom`, `RangeTo`, and `Range`
[INFO] [stdout]  --> src/parser/span.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Deref, Index, Range, RangeBounds, RangeFrom, RangeTo};
[INFO] [stdout]   |                       ^^^^^  ^^^^^               ^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::character::complete::u64`
[INFO] [stdout]  --> src/parser/span.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nom::character::complete::u64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind` and `ParseError`
[INFO] [stdout]  --> src/parser/span.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | use nom::error::{ErrorKind, ParseError};
[INFO] [stdout]   |                  ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Err`, `IResult`, and `InputTakeAtPosition`
[INFO] [stdout]   --> src/parser/span.rs:10:29
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Compare, CompareResult, Err, IResult, InputIter, InputLength, InputTake, InputTakeAtPosition,
[INFO] [stdout]    |                             ^^^  ^^^^^^^                                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Token::String`
[INFO] [stdout]  --> src/parser/value/num.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::Token::String;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `many0`
[INFO] [stdout]   --> src/parser/value/num.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | use nom::multi::{many0, many0_count};
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::Err::Error`
[INFO] [stdout]   --> src/parser/value/num.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use nom::Err::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InputLength`
[INFO] [stdout]   --> src/parser/value/num.rs:14:33
[INFO] [stdout]    |
[INFO] [stdout] 14 | use nom::{AsChar, Err, IResult, InputLength, InputTakeAtPosition, Parser};
[INFO] [stdout]    |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Weak`
[INFO] [stdout]   --> src/parser/value/num.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::rc::Weak;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::space0`
[INFO] [stdout]   --> src/parser/value/num.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::space0;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Parser`
[INFO] [stdout]   --> src/parser/value/num.rs:14:67
[INFO] [stdout]    |
[INFO] [stdout] 14 | use nom::{AsChar, Err, IResult, InputLength, InputTakeAtPosition, Parser};
[INFO] [stdout]    |                                                                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Parser`
[INFO] [stdout]   --> src/main.rs:12:41
[INFO] [stdout]    |
[INFO] [stdout] 12 | use nom::{IResult, InputTakeAtPosition, Parser};
[INFO] [stdout]    |                                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Parser`
[INFO] [stdout]   --> src/parser/value/num.rs:14:67
[INFO] [stdout]    |
[INFO] [stdout] 14 | use nom::{AsChar, Err, IResult, InputLength, InputTakeAtPosition, Parser};
[INFO] [stdout]    |                                                                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Parser`
[INFO] [stdout]   --> src/main.rs:12:41
[INFO] [stdout]    |
[INFO] [stdout] 12 | use nom::{IResult, InputTakeAtPosition, Parser};
[INFO] [stdout]    |                                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `space_or_eof` is never used
[INFO] [stdout]   --> src/parser/mod.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn space_or_eof(i: StrSpan) -> IResult<StrSpan, StrSpan> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Message` and `Number` are never constructed
[INFO] [stdout]   --> src/parser/error/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum SyntaxError<'a> {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout] 12 |     Generic(NomError<StrSpan<'a>>),
[INFO] [stdout] 13 |     Message {
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     Number {
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SyntaxError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SyntaxErrorKind` is never used
[INFO] [stdout]   --> src/parser/error/mod.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub enum SyntaxErrorKind {}
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NoSignOnUnsigned`, `InvalidPrefix`, `InvalidSuffix`, `UnparsableNumber`, and `FloatHasRadix` are never constructed
[INFO] [stdout]   --> src/parser/error/num.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum NumberSyntaxError {
[INFO] [stdout]    |          ----------------- variants in this enum
[INFO] [stdout] 8  |     NoSignOnUnsigned,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 9  |     InvalidPrefix(char),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 10 |     InvalidSuffix(char, Cow<'static, str>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     UnparsableNumber,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     FloatHasRadix,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NumberSyntaxError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cur` and `sources` are never read
[INFO] [stdout]  --> src/parser/source.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SourceTracker {
[INFO] [stdout]   |            ------------- fields in this struct
[INFO] [stdout] 7 |     cur: usize,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 8 |     sources: Vec<Box<dyn TokenSource>>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `push` and `lookup` are never used
[INFO] [stdout]   --> src/parser/source.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SourceTracker {
[INFO] [stdout]    | ------------------ methods in this implementation
[INFO] [stdout] 12 |     pub fn push(&mut self, source: impl TokenSource + Sized + 'static) -> Source {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn lookup(&self, src: Source) -> Option<&dyn TokenSource> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/parser/span.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl<'a> StrSpan<'a> {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 34 |     pub fn new(str: &'a str, source: Source) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `document` is never used
[INFO] [stdout]   --> src/parser/span.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub trait TokenSource {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] 47 |     fn document(&self) -> &str;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `find` is never used
[INFO] [stdout]   --> src/parser/span.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl LinePos {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 51 |     pub fn find(&self, str: &str) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]  --> src/parser/token.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Token<S: TokenSource> {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenKind` is never used
[INFO] [stdout]   --> src/parser/token.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum TokenKind {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Literal` is never used
[INFO] [stdout]   --> src/parser/token.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Literal {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `I64`, `U64`, and `F64` are never constructed
[INFO] [stdout]   --> src/parser/value/num.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum Number {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 21 |     I64(i64),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 22 |     U64(u64),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 23 |     F64(f64),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Number` 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: enum `Prefix` is never used
[INFO] [stdout]   --> src/parser/value/num.rs:27:6
[INFO] [stdout]    |
[INFO] [stdout] 27 | enum Prefix {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `num` is never used
[INFO] [stdout]   --> src/parser/value/num.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn num(i_neg: StrSpan) -> IResult<StrSpan, Number, SyntaxError> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prefix` is never used
[INFO] [stdout]    --> src/parser/value/num.rs:115:4
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn prefix(i: StrSpan) -> IResult<StrSpan, Prefix, SyntaxError> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bin_digit1` is never used
[INFO] [stdout]    --> src/parser/value/num.rs:133:4
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn bin_digit1<T, E: ParseError<T>>(input: T) -> IResult<T, T, E>
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_radix` is never used
[INFO] [stdout]    --> src/parser/value/num.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 147 | impl Prefix {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] 148 |     pub fn as_radix(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Message` is never constructed
[INFO] [stdout]   --> src/parser/error/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum SyntaxError<'a> {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 12 |     Generic(NomError<StrSpan<'a>>),
[INFO] [stdout] 13 |     Message {
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SyntaxError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SyntaxErrorKind` is never used
[INFO] [stdout]   --> src/parser/error/mod.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub enum SyntaxErrorKind {}
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cur` and `sources` are never read
[INFO] [stdout]  --> src/parser/source.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SourceTracker {
[INFO] [stdout]   |            ------------- fields in this struct
[INFO] [stdout] 7 |     cur: usize,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 8 |     sources: Vec<Box<dyn TokenSource>>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `push` and `lookup` are never used
[INFO] [stdout]   --> src/parser/source.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SourceTracker {
[INFO] [stdout]    | ------------------ methods in this implementation
[INFO] [stdout] 12 |     pub fn push(&mut self, source: impl TokenSource + Sized + 'static) -> Source {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn lookup(&self, src: Source) -> Option<&dyn TokenSource> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `document` is never used
[INFO] [stdout]   --> src/parser/span.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub trait TokenSource {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] 47 |     fn document(&self) -> &str;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `find` is never used
[INFO] [stdout]   --> src/parser/span.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl LinePos {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 51 |     pub fn find(&self, str: &str) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]  --> src/parser/token.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Token<S: TokenSource> {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenKind` is never used
[INFO] [stdout]   --> src/parser/token.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum TokenKind {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Literal` is never used
[INFO] [stdout]   --> src/parser/token.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Literal {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.92s
[INFO] running `Command { std: "docker" "inspect" "4a452dc1532f123b6b09293f2879e4cc71679549486eaaa8ae0804b95afd21b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a452dc1532f123b6b09293f2879e4cc71679549486eaaa8ae0804b95afd21b7", kill_on_drop: false }`
[INFO] [stdout] 4a452dc1532f123b6b09293f2879e4cc71679549486eaaa8ae0804b95afd21b7
[INFO] checking post-rex/mist against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Fmist" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/post-rex/mist on toolchain f9935d29d867449445ee008640ccca1bf1ae0889
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/post-rex/mist
[INFO] finished tweaking git repo https://github.com/post-rex/mist
[INFO] tweaked toml for git repo https://github.com/post-rex/mist written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/post-rex/mist 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cbbfeb29f6867baf65eac08ea51841c7dc165dca1b329c80e024b4c12dd52d7
[INFO] running `Command { std: "docker" "start" "-a" "5cbbfeb29f6867baf65eac08ea51841c7dc165dca1b329c80e024b4c12dd52d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cbbfeb29f6867baf65eac08ea51841c7dc165dca1b329c80e024b4c12dd52d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cbbfeb29f6867baf65eac08ea51841c7dc165dca1b329c80e024b4c12dd52d7", kill_on_drop: false }`
[INFO] [stdout] 5cbbfeb29f6867baf65eac08ea51841c7dc165dca1b329c80e024b4c12dd52d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad2f5a4e7059bbe065f1ce2a11d78acda923e06f4d39521413908464ab63dd6c
[INFO] running `Command { std: "docker" "start" "-a" "ad2f5a4e7059bbe065f1ce2a11d78acda923e06f4d39521413908464ab63dd6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]     Checking mistlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::parser::error::SyntaxError`
[INFO] [stdout]  --> src/parser/error/num.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::parser::error::SyntaxError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::span::StrSpan`
[INFO] [stdout]  --> src/parser/error/num.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::parser::span::StrSpan;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `VerboseErrorKind` and `VerboseError`
[INFO] [stdout]  --> src/parser/error/mod.rs:6:60
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nom::error::{Error as NomError, ErrorKind, ParseError, VerboseError, VerboseErrorKind};
[INFO] [stdout]   |                                                            ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Index`, `RangeFrom`, `RangeTo`, and `Range`
[INFO] [stdout]  --> src/parser/span.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Deref, Index, Range, RangeBounds, RangeFrom, RangeTo};
[INFO] [stdout]   |                       ^^^^^  ^^^^^               ^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::character::complete::u64`
[INFO] [stdout]  --> src/parser/span.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nom::character::complete::u64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind` and `ParseError`
[INFO] [stdout]  --> src/parser/span.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | use nom::error::{ErrorKind, ParseError};
[INFO] [stdout]   |                  ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Err`, `IResult`, and `InputTakeAtPosition`
[INFO] [stdout]   --> src/parser/span.rs:10:29
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Compare, CompareResult, Err, IResult, InputIter, InputLength, InputTake, InputTakeAtPosition,
[INFO] [stdout]    |                             ^^^  ^^^^^^^                                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Token::String`
[INFO] [stdout]  --> src/parser/value/num.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::Token::String;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `many0`
[INFO] [stdout]   --> src/parser/value/num.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | use nom::multi::{many0, many0_count};
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::Err::Error`
[INFO] [stdout]   --> src/parser/value/num.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use nom::Err::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InputLength`
[INFO] [stdout]   --> src/parser/value/num.rs:14:33
[INFO] [stdout]    |
[INFO] [stdout] 14 | use nom::{AsChar, Err, IResult, InputLength, InputTakeAtPosition, Parser};
[INFO] [stdout]    |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Weak`
[INFO] [stdout]   --> src/parser/value/num.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::rc::Weak;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::space0`
[INFO] [stdout]   --> src/parser/value/num.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::space0;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::error::SyntaxError`
[INFO] [stdout]  --> src/parser/error/num.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::parser::error::SyntaxError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::span::StrSpan`
[INFO] [stdout]  --> src/parser/error/num.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::parser::span::StrSpan;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `VerboseErrorKind` and `VerboseError`
[INFO] [stdout]  --> src/parser/error/mod.rs:6:60
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nom::error::{Error as NomError, ErrorKind, ParseError, VerboseError, VerboseErrorKind};
[INFO] [stdout]   |                                                            ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Index`, `RangeFrom`, `RangeTo`, and `Range`
[INFO] [stdout]  --> src/parser/span.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Deref, Index, Range, RangeBounds, RangeFrom, RangeTo};
[INFO] [stdout]   |                       ^^^^^  ^^^^^               ^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::character::complete::u64`
[INFO] [stdout]  --> src/parser/span.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nom::character::complete::u64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind` and `ParseError`
[INFO] [stdout]  --> src/parser/span.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | use nom::error::{ErrorKind, ParseError};
[INFO] [stdout]   |                  ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Err`, `IResult`, and `InputTakeAtPosition`
[INFO] [stdout]   --> src/parser/span.rs:10:29
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Compare, CompareResult, Err, IResult, InputIter, InputLength, InputTake, InputTakeAtPosition,
[INFO] [stdout]    |                             ^^^  ^^^^^^^                                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LinePos`
[INFO] [stdout]  --> src/parser/tests/span.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::parser::span::{LinePos, StrSpan};
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Compare`, `IResult`, `InputIter`, `InputLength`, `InputTakeAtPosition`, `InputTake`, and `UnspecializedInput`
[INFO] [stdout]  --> src/parser/tests/span.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Compare, IResult, InputIter, InputLength, InputTake, InputTakeAtPosition, UnspecializedInput,
[INFO] [stdout]   |     ^^^^^^^  ^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Token::String`
[INFO] [stdout]  --> src/parser/value/num.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::Token::String;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `many0`
[INFO] [stdout]   --> src/parser/value/num.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | use nom::multi::{many0, many0_count};
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::Err::Error`
[INFO] [stdout]   --> src/parser/value/num.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use nom::Err::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InputLength`
[INFO] [stdout]   --> src/parser/value/num.rs:14:33
[INFO] [stdout]    |
[INFO] [stdout] 14 | use nom::{AsChar, Err, IResult, InputLength, InputTakeAtPosition, Parser};
[INFO] [stdout]    |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Weak`
[INFO] [stdout]   --> src/parser/value/num.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::rc::Weak;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::space0`
[INFO] [stdout]   --> src/parser/value/num.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::space0;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Parser`
[INFO] [stdout]   --> src/parser/value/num.rs:14:67
[INFO] [stdout]    |
[INFO] [stdout] 14 | use nom::{AsChar, Err, IResult, InputLength, InputTakeAtPosition, Parser};
[INFO] [stdout]    |                                                                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Parser`
[INFO] [stdout]   --> src/main.rs:12:41
[INFO] [stdout]    |
[INFO] [stdout] 12 | use nom::{IResult, InputTakeAtPosition, Parser};
[INFO] [stdout]    |                                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Parser`
[INFO] [stdout]   --> src/parser/value/num.rs:14:67
[INFO] [stdout]    |
[INFO] [stdout] 14 | use nom::{AsChar, Err, IResult, InputLength, InputTakeAtPosition, Parser};
[INFO] [stdout]    |                                                                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Parser`
[INFO] [stdout]   --> src/main.rs:12:41
[INFO] [stdout]    |
[INFO] [stdout] 12 | use nom::{IResult, InputTakeAtPosition, Parser};
[INFO] [stdout]    |                                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Message` is never constructed
[INFO] [stdout]   --> src/parser/error/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum SyntaxError<'a> {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 12 |     Generic(NomError<StrSpan<'a>>),
[INFO] [stdout] 13 |     Message {
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SyntaxError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SyntaxErrorKind` is never used
[INFO] [stdout]   --> src/parser/error/mod.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub enum SyntaxErrorKind {}
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cur` and `sources` are never read
[INFO] [stdout]  --> src/parser/source.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SourceTracker {
[INFO] [stdout]   |            ------------- fields in this struct
[INFO] [stdout] 7 |     cur: usize,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 8 |     sources: Vec<Box<dyn TokenSource>>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `push` and `lookup` are never used
[INFO] [stdout]   --> src/parser/source.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SourceTracker {
[INFO] [stdout]    | ------------------ methods in this implementation
[INFO] [stdout] 12 |     pub fn push(&mut self, source: impl TokenSource + Sized + 'static) -> Source {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn lookup(&self, src: Source) -> Option<&dyn TokenSource> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `document` is never used
[INFO] [stdout]   --> src/parser/span.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub trait TokenSource {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] 47 |     fn document(&self) -> &str;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `find` is never used
[INFO] [stdout]   --> src/parser/span.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl LinePos {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 51 |     pub fn find(&self, str: &str) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]  --> src/parser/token.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Token<S: TokenSource> {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenKind` is never used
[INFO] [stdout]   --> src/parser/token.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum TokenKind {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Literal` is never used
[INFO] [stdout]   --> src/parser/token.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Literal {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/string.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let parse_hex = take_while_m_n(1, 6, |c: char| c.is_ascii_hexdigit());
[INFO] [stdout]    |         --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 42 |     let parse_delimited_hex = preceded(
[INFO] [stdout]    |         ------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 53 |     let parse_u32 = map_res(parse_delimited_hex, move |hex| u32::from_str_radix(hex, 16));
[INFO] [stdout]    |         --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 59 |     map_opt(parse_u32, |value| std::char::from_u32(value))(input)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/string.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let not_quote_slash = is_not("\"\\");
[INFO] [stdout]    |         --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 98 |     verify(not_quote_slash, |s: &str| !s.is_empty())(input)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/string.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     let build_string = fold_many0(
[INFO] [stdout]     |         ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 156 |     delimited(char('"'), build_string, char('"'))(input)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mistlang` (bin "mistlang" test) due to 4 previous errors; 26 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `space_or_eof` is never used
[INFO] [stdout]   --> src/parser/mod.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn space_or_eof(i: StrSpan) -> IResult<StrSpan, StrSpan> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Message` and `Number` are never constructed
[INFO] [stdout]   --> src/parser/error/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum SyntaxError<'a> {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout] 12 |     Generic(NomError<StrSpan<'a>>),
[INFO] [stdout] 13 |     Message {
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     Number {
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SyntaxError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SyntaxErrorKind` is never used
[INFO] [stdout]   --> src/parser/error/mod.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub enum SyntaxErrorKind {}
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NoSignOnUnsigned`, `InvalidPrefix`, `InvalidSuffix`, `UnparsableNumber`, and `FloatHasRadix` are never constructed
[INFO] [stdout]   --> src/parser/error/num.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum NumberSyntaxError {
[INFO] [stdout]    |          ----------------- variants in this enum
[INFO] [stdout] 8  |     NoSignOnUnsigned,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 9  |     InvalidPrefix(char),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 10 |     InvalidSuffix(char, Cow<'static, str>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     UnparsableNumber,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     FloatHasRadix,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NumberSyntaxError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cur` and `sources` are never read
[INFO] [stdout]  --> src/parser/source.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SourceTracker {
[INFO] [stdout]   |            ------------- fields in this struct
[INFO] [stdout] 7 |     cur: usize,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 8 |     sources: Vec<Box<dyn TokenSource>>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `push` and `lookup` are never used
[INFO] [stdout]   --> src/parser/source.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SourceTracker {
[INFO] [stdout]    | ------------------ methods in this implementation
[INFO] [stdout] 12 |     pub fn push(&mut self, source: impl TokenSource + Sized + 'static) -> Source {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn lookup(&self, src: Source) -> Option<&dyn TokenSource> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/parser/span.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl<'a> StrSpan<'a> {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 34 |     pub fn new(str: &'a str, source: Source) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `document` is never used
[INFO] [stdout]   --> src/parser/span.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub trait TokenSource {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] 47 |     fn document(&self) -> &str;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `find` is never used
[INFO] [stdout]   --> src/parser/span.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl LinePos {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 51 |     pub fn find(&self, str: &str) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]  --> src/parser/token.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Token<S: TokenSource> {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenKind` is never used
[INFO] [stdout]   --> src/parser/token.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum TokenKind {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Literal` is never used
[INFO] [stdout]   --> src/parser/token.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Literal {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `I64`, `U64`, and `F64` are never constructed
[INFO] [stdout]   --> src/parser/value/num.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum Number {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 21 |     I64(i64),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 22 |     U64(u64),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 23 |     F64(f64),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Number` 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: enum `Prefix` is never used
[INFO] [stdout]   --> src/parser/value/num.rs:27:6
[INFO] [stdout]    |
[INFO] [stdout] 27 | enum Prefix {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `num` is never used
[INFO] [stdout]   --> src/parser/value/num.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn num(i_neg: StrSpan) -> IResult<StrSpan, Number, SyntaxError> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prefix` is never used
[INFO] [stdout]    --> src/parser/value/num.rs:115:4
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn prefix(i: StrSpan) -> IResult<StrSpan, Prefix, SyntaxError> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bin_digit1` is never used
[INFO] [stdout]    --> src/parser/value/num.rs:133:4
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn bin_digit1<T, E: ParseError<T>>(input: T) -> IResult<T, T, E>
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_radix` is never used
[INFO] [stdout]    --> src/parser/value/num.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 147 | impl Prefix {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] 148 |     pub fn as_radix(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/string.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let parse_hex = take_while_m_n(1, 6, |c: char| c.is_ascii_hexdigit());
[INFO] [stdout]    |         --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 42 |     let parse_delimited_hex = preceded(
[INFO] [stdout]    |         ------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 53 |     let parse_u32 = map_res(parse_delimited_hex, move |hex| u32::from_str_radix(hex, 16));
[INFO] [stdout]    |         --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 59 |     map_opt(parse_u32, |value| std::char::from_u32(value))(input)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/string.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let not_quote_slash = is_not("\"\\");
[INFO] [stdout]    |         --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 98 |     verify(not_quote_slash, |s: &str| !s.is_empty())(input)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/string.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     let build_string = fold_many0(
[INFO] [stdout]     |         ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 156 |     delimited(char('"'), build_string, char('"'))(input)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mistlang` (bin "mistlang") due to 4 previous errors; 33 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ad2f5a4e7059bbe065f1ce2a11d78acda923e06f4d39521413908464ab63dd6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad2f5a4e7059bbe065f1ce2a11d78acda923e06f4d39521413908464ab63dd6c", kill_on_drop: false }`
[INFO] [stdout] ad2f5a4e7059bbe065f1ce2a11d78acda923e06f4d39521413908464ab63dd6c