Interesting… I launched correct version manually and discovered a bug in ctags!
find -L . -not -path '*/.*' | ctags --totals --fields=fKsSt --extra=-fq --c-kinds=+p --sort=foldcase --excmd=number -L - -f '/home/v/compile/2048 NG/2048 NG.tags' ctags: Warning: ignoring null tag in ./cocos2d/templates/js-template-default/res/loading.js ctags: Warning: ignoring null tag in ./cocos2d/tests/js-tests/src/Presentation/Presentation.js ctags: Warning: ignoring null tag in ./cocos2d/web/template/res/loading.js ctags: Warning: ignoring null tag in ./cocos2d/web/CCBoot.js ctags: Warning: ignoring null tag in ./cocos2d/web/cocos2d/labels/CCLabelAtlasCanvasRenderCmd.js ctags: Warning: ignoring null tag in ./cocos2d/web/cocos2d/core/utils/BinaryLoader.js ctags: Warning: ignoring null tag in ./cocos2d/cocos/scripting/js-bindings/script/ccui/jsb_ccui_deprecated.js ctags: Warning: ignoring null tag in ./cocos2d/cocos/scripting/js-bindings/script/debugger/actors/webconsole.js ctags: Warning: ignoring null tag in ./cocos2d/cocos/scripting/js-bindings/script/jsb_boot.js ctags: Warning: ignoring null tag in ./cocos2d/cocos/scripting/js-bindings/script/jsb_deprecated.js sort: cannot read: NG/2048: No such file or directory ctags: cannot sort tag file : No such file or directory