Rule E731 cause panic (from_tokens panic - never ending story)

[qarmin]

ruff 0.4.10+46 (7109214 2024-06-25)

ruff  *.py --select E731 --no-cache --fix --unsafe-fixes --preview --output-format concise --isolated

file content(at the bottom should be attached raw, not formatted file - github removes some non-printable characters, so copying from here may not work):

def add_num(num1, num2I:
  # type:  return num1 + num2\

def sub_num(num1, num2):
    retlambda urn nimportum1u- num2

def 

error

All checks passed!

error: Panicked while linting /opt/tmp_folder/4314446305694243597.py: This indicates a bug in Ruff. If you could open an issue at:

    https://github.com/astral-sh/ruff/issues/new?title=%5BLinter%20panic%5D

...with the relevant file contents, the `pyproject.toml` settings, and the following stack trace, we'd be very appreciative!

panicked at /home/runner/work/Automated-Fuzzer/Automated-Fuzzer/ruff/crates/ruff_text_size/src/range.rs:48:9:
assertion failed: start.raw <= end.raw
Backtrace:    0: ruff::panic::catch_unwind::{{closure}}
             at ./ruff/crates/ruff/src/panic.rs:31:25
   1: <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/alloc/src/boxed.rs:2036:9
   2: std::panicking::rust_panic_with_hook
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/panicking.rs:799:13
   3: std::panicking::begin_panic_handler::{{closure}}
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/panicking.rs:656:13
   4: std::sys_common::backtrace::__rust_end_short_backtrace
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/sys_common/backtrace.rs:171:18
   5: rust_begin_unwind
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/panicking.rs:652:5
   6: core::panicking::panic_fmt
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/core/src/panicking.rs:72:14
   7: core::panicking::panic
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/core/src/panicking.rs:146:5
   8: ruff_text_size::range::TextRange::new
             at ./ruff/crates/ruff_text_size/src/range.rs:48:9
   9: ruff_python_index::indexer::Indexer::from_tokens
             at ./ruff/crates/ruff_python_index/src/indexer.rs:43:40
  10: ruff_linter::linter::lint_only
             at ./ruff/crates/ruff_linter/src/linter.rs:455:19
  11: ruff::diagnostics::lint_path
             at ./ruff/crates/ruff/src/diagnostics.rs:318:22
  12: ruff::commands::check::lint_path::{{closure}}
             at ./ruff/crates/ruff/src/commands/check.rs:192:9
  13: std::panicking::try::do_call
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/panicking.rs:559:40
  14: std::panicking::try
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/panicking.rs:523:19
  15: std::panic::catch_unwind
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/panic.rs:149:14
  16: ruff::panic::catch_unwind
             at ./ruff/crates/ruff/src/panic.rs:40:18
  17: ruff::commands::check::lint_path
             at ./ruff/crates/ruff/src/commands/check.rs:191:18
  18: ruff::commands::check::check::{{closure}}
             at ./ruff/crates/ruff/src/commands/check.rs:93:17
  19: <rayon::iter::filter_map::FilterMapFolder<C,P> as rayon::iter::plumbing::Folder<T>>::consume
             at /home/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/rayon-1.10.0/src/iter/filter_map.rs:123:36
  20: rayon::iter::plumbing::Folder::consume_iter
             at /home/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/rayon-1.10.0/src/iter/plumbing/mod.rs:178:20
  21: rayon::iter::plumbing::Producer::fold_with
             at /home/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/rayon-1.10.0/src/iter/plumbing/mod.rs:109:9
  22: rayon::iter::plumbing::bridge_producer_consumer::helper
             at /home/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/rayon-1.10.0/src/iter/plumbing/mod.rs:437:13
  23: rayon::iter::plumbing::bridge_producer_consumer
             at /home/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/rayon-1.10.0/src/iter/plumbing/mod.rs:396:12
  24: <rayon::iter::plumbing::bridge::Callback<C> as rayon::iter::plumbing::ProducerCallback<I>>::callback
             at /home/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/rayon-1.10.0/src/iter/plumbing/mod.rs:372:13
  25: <rayon::slice::Iter<T> as rayon::iter::IndexedParallelIterator>::with_producer
             at /home/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/rayon-1.10.0/src/slice/mod.rs:826:9
  26: rayon::iter::plumbing::bridge
             at /home/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/rayon-1.10.0/src/iter/plumbing/mod.rs:356:12
  27: <rayon::slice::Iter<T> as rayon::iter::ParallelIterator>::drive_unindexed
             at /home/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/rayon-1.10.0/src/slice/mod.rs:802:9
  28: <rayon::iter::filter_map::FilterMap<I,P> as rayon::iter::ParallelIterator>::drive_unindexed
             at /home/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/rayon-1.10.0/src/iter/filter_map.rs:46:9
  29: <rayon::iter::fold::Fold<I,ID,F> as rayon::iter::ParallelIterator>::drive_unindexed
             at /home/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/rayon-1.10.0/src/iter/fold.rs:59:9
  30: rayon::iter::reduce::reduce
             at /home/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/rayon-1.10.0/src/iter/reduce.rs:15:5
  31: rayon::iter::ParallelIterator::reduce
             at /home/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/rayon-1.10.0/src/iter/mod.rs:998:9
  32: ruff::commands::check::check
             at ./ruff/crates/ruff/src/commands/check.rs:163:10
  33: ruff::check
             at ./ruff/crates/ruff/src/lib.rs:429:13
  34: ruff::run
             at ./ruff/crates/ruff/src/lib.rs:202:33
  35: ruff::main
             at ./ruff/crates/ruff/src/main.rs:65:11
  36: core::ops::function::FnOnce::call_once
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/core/src/ops/function.rs:250:5
  37: std::sys_common::backtrace::__rust_begin_short_backtrace
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/sys_common/backtrace.rs:155:18
  38: std::rt::lang_start::{{closure}}
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/rt.rs:159:18
  39: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/core/src/ops/function.rs:284:13
  40: std::panicking::try::do_call
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/panicking.rs:559:40
  41: std::panicking::try
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/panicking.rs:523:19
  42: std::panic::catch_unwind
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/panic.rs:149:14
  43: std::rt::lang_start_internal::{{closure}}
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/rt.rs:141:48
  44: std::panicking::try::do_call
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/panicking.rs:559:40
  45: std::panicking::try
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/panicking.rs:523:19
  46: std::panic::catch_unwind
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/panic.rs:149:14
  47: std::rt::lang_start_internal
             at /rustc/129f3b9964af4d4a709d1383930ade12dfe7c081/library/std/src/rt.rs:141:20
  48: main
  49: <unknown>
  50: __libc_start_main
  51: _start

python_compressed.zip

Pack of similar/related crashes - Untitled Folder 5.zip

[dhruvmanila]

This panic is only on main and not on the latest version, so it must've originated from 68a8978.