Merge branch 'stable' into master

# Conflicts:
#	composer.lock
#	resources/vanilla
#	src/command/defaults/StatusCommand.php
#	src/pocketmine/entity/Entity.php
#	src/pocketmine/level/format/SubChunk.php

src/MemoryManager.php

@@ -40,6 +40,7 @@ use function fwrite;
 use function gc_collect_cycles;
 use function gc_disable;
 use function gc_enable;
+use function gc_mem_caches;
 use function get_class;
 use function get_declared_classes;
 use function ini_get;
@@ -276,6 +277,7 @@ class MemoryManager{
 		}
 
 		$cycles = gc_collect_cycles();
+		gc_mem_caches();
 
 		Timings::$garbageCollectorTimer->stopTiming();
 

src/command/defaults/StatusCommand.php

@@ -54,9 +54,9 @@ class StatusCommand extends VanillaCommand{
 		$server = $sender->getServer();
 		$sender->sendMessage(TextFormat::GREEN . "---- " . TextFormat::WHITE . "Server status" . TextFormat::GREEN . " ----");
 
-		$time = microtime(true) - $server->getStartTime();
+		$time = (int) (microtime(true) - $server->getStartTime());
 
-		$seconds = floor($time % 60);
+		$seconds = $time % 60;
 		$minutes = null;
 		$hours = null;
 		$days = null;

src/entity/Entity.php

@@ -893,7 +893,7 @@ abstract class Entity{
 	}
 
 	public function getHorizontalFacing() : int{
-		$angle = $this->location->yaw % 360;
+		$angle = fmod($this->location->yaw, 360);
 		if($angle < 0){
 			$angle += 360.0;
 		}

src/scheduler/GarbageCollectionTask.php

@@ -25,11 +25,13 @@ namespace pocketmine\scheduler;
 
 use function gc_collect_cycles;
 use function gc_enable;
+use function gc_mem_caches;
 
 class GarbageCollectionTask extends AsyncTask{
 
 	public function onRun() : void{
 		gc_enable();
 		gc_collect_cycles();
+		gc_mem_caches();
 	}
 }

src/world/format/io/region/RegionGarbageMap.php

@@ -69,11 +69,14 @@ final class RegionGarbageMap{
 		/** @var RegionLocationTableEntry|null $prevEntry */
 		$prevEntry = null;
 		foreach($usedMap as $firstSector => $entry){
-			$expectedStart = ($prevEntry !== null ? $prevEntry->getLastSector() + 1 : RegionLoader::FIRST_SECTOR);
-			$actualStart = $entry->getFirstSector();
-			if($expectedStart < $actualStart){
+			$prevEndPlusOne = ($prevEntry !== null ? $prevEntry->getLastSector() + 1 : RegionLoader::FIRST_SECTOR);
+			$currentStart = $entry->getFirstSector();
+			if($prevEndPlusOne < $currentStart){
 				//found a gap in the table
-				$garbageMap[$expectedStart] = new RegionLocationTableEntry($expectedStart, $actualStart - $expectedStart, 0);
+				$garbageMap[$prevEndPlusOne] = new RegionLocationTableEntry($prevEndPlusOne, $currentStart - $prevEndPlusOne, 0);
+			}elseif($prevEndPlusOne > $currentStart){
+				//current entry starts inside the previous. This would be a bug since RegionLoader should prevent this
+				throw new AssumptionFailedError("Overlapping entries detected");
 			}
 			$prevEntry = $entry;
 		}

src/world/format/io/region/RegionLoader.php

@@ -283,6 +283,7 @@ class RegionLoader{
 			throw new CorruptedRegionException("Corrupted region header (unexpected end of file)");
 		}
 
+		/** @var int[] $data */
 		$data = unpack("N*", $headerRaw);
 
 		for($i = 0; $i < 1024; ++$i){

tests/travis/setup-php.yml

@@ -49,7 +49,7 @@ before_script:
   - pecl install channel://pecl.php.net/igbinary-3.1.2
   - git clone https://github.com/pmmp/pthreads.git
   - cd pthreads
-  - git checkout e0f514dfde01c5e7e9cf94c43615918af482a45c
+  - git checkout b81ab29df58fa0fb239a9d5ca1c2380a0d087feb
   - phpize
   - ./configure
   - make