[INFO] cloning repository https://github.com/bivoje/hex-calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bivoje/hex-calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbivoje%2Fhex-calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbivoje%2Fhex-calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9ee817c6cc105f8707a8a97f47608b9bdd01bf0
[INFO] linting bivoje/hex-calculator against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbivoje%2Fhex-calculator" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bivoje/hex-calculator
[INFO] finished tweaking git repo https://github.com/bivoje/hex-calculator
[INFO] tweaked toml for git repo https://github.com/bivoje/hex-calculator written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bivoje/hex-calculator on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bivoje/hex-calculator 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" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8657f3895596320c75613ff940351f1eef531c8064ebe8bf77a2f29ee6097380
[INFO] running `Command { std: "docker" "start" "-a" "8657f3895596320c75613ff940351f1eef531c8064ebe8bf77a2f29ee6097380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8657f3895596320c75613ff940351f1eef531c8064ebe8bf77a2f29ee6097380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8657f3895596320c75613ff940351f1eef531c8064ebe8bf77a2f29ee6097380", kill_on_drop: false }`
[INFO] [stdout] 8657f3895596320c75613ff940351f1eef531c8064ebe8bf77a2f29ee6097380
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e23458027a96e3b4e38d255f91f517b60679e6c353e736c8c31653cda681a282
[INFO] running `Command { std: "docker" "start" "-a" "e23458027a96e3b4e38d255f91f517b60679e6c353e736c8c31653cda681a282", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking hc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/expr.rs:132:18
[INFO] [stdout]     |
[INFO] [stdout] 132 |       let sign = ! cap.get(1).is_some();
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^ help: try: `cap.get(1).is_none()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]    --> src/expr.rs:338:32
[INFO] [stdout]     |
[INFO] [stdout] 338 |   while v.last().map_or(false, |x| f(x)) { d.push(v.pop().unwrap()); }
[INFO] [stdout]     |                                ^^^^^^^^ help: replace the closure with the function itself: `&f`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout]     = note: `#[warn(clippy::redundant_closure)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `map_or` can be simplified
[INFO] [stdout]    --> src/expr.rs:338:9
[INFO] [stdout]     |
[INFO] [stdout] 338 |   while v.last().map_or(false, |x| f(x)) { d.push(v.pop().unwrap()); }
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_map_or
[INFO] [stdout]     = note: `#[warn(clippy::unnecessary_map_or)]` on by default
[INFO] [stdout] help: use `is_some_and` instead
[INFO] [stdout]     |
[INFO] [stdout] 338 -   while v.last().map_or(false, |x| f(x)) { d.push(v.pop().unwrap()); }
[INFO] [stdout] 338 +   while v.last().is_some_and(|x| f(x)) { d.push(v.pop().unwrap()); }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: wildcard pattern covers any other pattern as it will match anyway
[INFO] [stdout]    --> src/expr.rs:591:5
[INFO] [stdout]     |
[INFO] [stdout] 591 |     (Some(_), Some(_)) | _ => error_at(0, 0, NotEnoughOperator),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider handling `_` separately
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_in_or_patterns
[INFO] [stdout]     = note: `#[warn(clippy::wildcard_in_or_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: empty string literal in `println!`
[INFO] [stdout]   --> src/main.rs:68:35
[INFO] [stdout]    |
[INFO] [stdout] 68 |         if succ.ok() == Some(0) { println!(""); break; } // at EOF, ctrl-D
[INFO] [stdout]    |                                   ^^^^^^^^^--^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            help: remove the empty string
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stdout]    = note: `#[warn(clippy::println_empty_string)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/expr.rs:132:18
[INFO] [stdout]     |
[INFO] [stdout] 132 |       let sign = ! cap.get(1).is_some();
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^ help: try: `cap.get(1).is_none()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]    --> src/expr.rs:338:32
[INFO] [stdout]     |
[INFO] [stdout] 338 |   while v.last().map_or(false, |x| f(x)) { d.push(v.pop().unwrap()); }
[INFO] [stdout]     |                                ^^^^^^^^ help: replace the closure with the function itself: `&f`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout]     = note: `#[warn(clippy::redundant_closure)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `map_or` can be simplified
[INFO] [stdout]    --> src/expr.rs:338:9
[INFO] [stdout]     |
[INFO] [stdout] 338 |   while v.last().map_or(false, |x| f(x)) { d.push(v.pop().unwrap()); }
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_map_or
[INFO] [stdout]     = note: `#[warn(clippy::unnecessary_map_or)]` on by default
[INFO] [stdout] help: use `is_some_and` instead
[INFO] [stdout]     |
[INFO] [stdout] 338 -   while v.last().map_or(false, |x| f(x)) { d.push(v.pop().unwrap()); }
[INFO] [stdout] 338 +   while v.last().is_some_and(|x| f(x)) { d.push(v.pop().unwrap()); }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: wildcard pattern covers any other pattern as it will match anyway
[INFO] [stdout]    --> src/expr.rs:591:5
[INFO] [stdout]     |
[INFO] [stdout] 591 |     (Some(_), Some(_)) | _ => error_at(0, 0, NotEnoughOperator),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider handling `_` separately
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_in_or_patterns
[INFO] [stdout]     = note: `#[warn(clippy::wildcard_in_or_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: empty string literal in `println!`
[INFO] [stdout]   --> src/main.rs:68:35
[INFO] [stdout]    |
[INFO] [stdout] 68 |         if succ.ok() == Some(0) { println!(""); break; } // at EOF, ctrl-D
[INFO] [stdout]    |                                   ^^^^^^^^^--^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            help: remove the empty string
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stdout]    = note: `#[warn(clippy::println_empty_string)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "e23458027a96e3b4e38d255f91f517b60679e6c353e736c8c31653cda681a282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e23458027a96e3b4e38d255f91f517b60679e6c353e736c8c31653cda681a282", kill_on_drop: false }`
[INFO] [stdout] e23458027a96e3b4e38d255f91f517b60679e6c353e736c8c31653cda681a282