OriginalCompleteBefore	OriginalCompleteAfter	Before	After	Project	Commit	CompilationUnit	LineNos	Names	TemplateVariableToCodeBefore	RelevantImports	TemplateVariableToCodeAfter	isRelevant	isSafe
if(!file.exists())	if(!Files.isRegularFile(file))	file.exists()	Files.isRegularFile(file)	buck	1093664c1af61fbcc545ad908e937437338e4d4c	com.facebook.buck.cli.OwnersReport	_1 105 _2 104	_1 file _2 file	TCIVar file	java.nio.file.Files	TCIVar file	Uses	True