0.8.1 (Jun 19, 2025)

• Fix bug in BatchSemaphore (#167)
• Fix bug in RwLock (#170)
• Add current::reset_step_count (#175)
• Add spawn_local (#176)
• Add thread::scope (#181)
• Add AbortHandle (#182)

• Add BatchSemaphore (#151)
• block_on now has one less thread switch point, which breaks schedules. (#155)
• ReplayScheduler::set_target_clock added (#156)
• Schedulers now receive references to Tasks instead of TaskIds (#156)
• Expose check_random_with_seed (#161)
• Make check_random optionally take a seed by providing the environment variable SHUTTLE_RANDOM_SEED (#161)
• S...

• Add support for task labels. These replace task tags, which are deprecated and will be removed in a future release. (#138)
• In the meantime, Tags are now implemented with a trait. This is a breaking change from 0.6.1. (#111)
• Implement is_finished() for future::JoinHandle (#118)

• Add feature to tag tasks (#98)
• Add scheduler to check for uncontrolled nondeterminism (#96, #97)
• Support spurious wakeups for thread::park (#101)
• Support different leaders when sync::Barrier is reused (#102)
• Make {Mutex, Condvar, RwLock}::new const (#106)
• Improve tracing spans (#99)
• Fix spurious deadlocks with FuturesUnordered (#105)
• Split schedule output over multip...

This version renames the silence_atomic_ordering_warning configuration option to silence_warnings, as well as the corresponding environment variables, to enable future warnings to be controlled by the same mechanism.

• Implement lazy_static support (#93)