[INFO] cloning repository https://github.com/koenichiwa/kwl-lexer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/koenichiwa/kwl-lexer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoenichiwa%2Fkwl-lexer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoenichiwa%2Fkwl-lexer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6dbdf914b1a41bbe0688f1dcd9468ea1274db07f
[INFO] testing koenichiwa/kwl-lexer against 1.98.0-beta.8+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoenichiwa%2Fkwl-lexer" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/koenichiwa/kwl-lexer
[INFO] finished tweaking git repo https://github.com/koenichiwa/kwl-lexer
[INFO] tweaked toml for git repo https://github.com/koenichiwa/kwl-lexer written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/koenichiwa/kwl-lexer on toolchain 1.98.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/koenichiwa/kwl-lexer 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" "+1.98.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.31
[INFO] [stderr]   Downloaded quote v1.0.18
[INFO] [stderr]   Downloaded unicode-ident v1.0.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.31
[INFO] [stderr]   Downloaded once_cell v1.11.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.39
[INFO] [stderr]   Downloaded nom v7.1.1
[INFO] [stderr]   Downloaded syn v1.0.95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 680aa88d9a04d1bc1be8057f56cd4243bf865643e3fe943faf0eb0e776d566e2
[INFO] running `Command { std: "docker" "start" "680aa88d9a04d1bc1be8057f56cd4243bf865643e3fe943faf0eb0e776d566e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "680aa88d9a04d1bc1be8057f56cd4243bf865643e3fe943faf0eb0e776d566e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "680aa88d9a04d1bc1be8057f56cd4243bf865643e3fe943faf0eb0e776d566e2" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "680aa88d9a04d1bc1be8057f56cd4243bf865643e3fe943faf0eb0e776d566e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "680aa88d9a04d1bc1be8057f56cd4243bf865643e3fe943faf0eb0e776d566e2" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling once_cell v1.11.0
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling kwl-lexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iterator_try_collect)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `multi::many1`
[INFO] [stdout]  --> src/lexer/atom.rs:2:102
[INFO] [stdout]   |
[INFO] [stdout] 2 |     branch::alt, bytes::complete::tag, character::complete::line_ending, combinator::value, IResult, multi::many1,
[INFO] [stdout]   |                                                                                                      ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/lexer/atom.rs:21:35
[INFO] [stdout]    |
[INFO] [stdout] 21 |         value(TokenKind::NewLine, (line_ending)),
[INFO] [stdout]    |                                   ^           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 21 -         value(TokenKind::NewLine, (line_ending)),
[INFO] [stdout] 21 +         value(TokenKind::NewLine, line_ending),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/parser/expression.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error::ParserError`
[INFO] [stdout]  --> src/parser/expression.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{lexer::token::TokenKind, error::ParserError};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ExpressionNode`, `ParseInput`, `binary_operator::BinaryOperator`, and `unary_operator::UnaryOperator`
[INFO] [stdout]  --> src/parser/expression.rs:5:31
[INFO] [stdout]   |
[INFO] [stdout] 5 | ...e, ParseInput, util::InputUtil, unary_operator::UnaryOperator, binary_operator::BinaryOperator, expression_tree::{ExpressionTree, ExpressionNode, c...
[INFO] [stdout]   |       ^^^^^^^^^^                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^                                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `OnceCell`
[INFO] [stdout]  --> src/parser/expression_tree.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use once_cell::sync::{OnceCell, Lazy};
[INFO] [stdout]   |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/parser/expression_tree.rs:5:90
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::{term::Term, binary_operator::BinaryOperator, unary_operator::{UnaryOperator, self}, util::InputUtil, Node};
[INFO] [stdout]   |                                                                                          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kwl-lexer` (lib) due to 1 previous error; 10 warnings emitted
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]   --> src/parser/expression_tree.rs:86:14
[INFO] [stdout]    |
[INFO] [stdout] 86 |         Some(token) if UnaryOperator::parse(left_area).is_ok() => {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]    --> src/parser/expression_tree.rs:118:14
[INFO] [stdout]     |
[INFO] [stdout] 118 |         Some(token) if Term::parse(left_area).is_ok() => {
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]    --> src/parser/expression_tree.rs:139:14
[INFO] [stdout]     |
[INFO] [stdout] 139 |         Some(token) => todo!(),
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "680aa88d9a04d1bc1be8057f56cd4243bf865643e3fe943faf0eb0e776d566e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "680aa88d9a04d1bc1be8057f56cd4243bf865643e3fe943faf0eb0e776d566e2", kill_on_drop: false }`
[INFO] [stdout] 680aa88d9a04d1bc1be8057f56cd4243bf865643e3fe943faf0eb0e776d566e2
