PHPStan addresses the RAMpocalypse! It now consumes a lot less memory. See for yourself by running analyse -v.

E.g. running PHPStan on itself went from 2.8 GB to 2.1 GB total consumed memory across worker processes.

Bugfixes 🐛

• Skip boolean conditional holders whose target was dropped as a no-op antecedent narrowing (#5958), [#14891], thanks @VincentLanglet!
• Distrust a TemplateType member's eager Yes in IntersectionType::isAcceptedBy only when that member accepts with Yes (#5962), [#14893], thanks @staabm!
• Forget the tracked ob_get_level() after impure calls that may open or close output buffers (#5964), [#14895], thanks @staabm and @VincentLanglet!

Performance 🏎️

• PackageDependencyResolver: memoize resolvePackage per file (#5961), thanks @SanderMuller!
• Evict parser and PHPDoc name-scope caches by LRU instead of FIFO (#5965)
• Remove custom isSuperTypeOf reasons from ObjectType (#5968), [#14896]
• Restore value sharing in name scope maps hydrated from the file cache (#5969)
• Cap CachedParser by total cached source size (#5969)
• Keep a single memoization layer for located reflections (#5974)
• Stream the result cache to disk instead of building it in memory (https://github.com/phpstan/phpstan-src/commit/ee9fe9e40d8f544ea2cbd83e372c79c82cfd9457)

Internals 🔍

• Upload coverage report artifacts (#5950), thanks @staabm!
• Reduce memory_limit (#5971), thanks @staabm!