While building module 'Foundation' imported from /home/Even/theos/Prefix.pch:11:
In file included from <module-includes>:2:
In file included from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/Foundation.h:128:
/home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/NSUUID.h:26:49: error: nullability specifier '_Nullable' cannot be applied to non-pointer type 'uuid_t' (aka 'unsigned char [16]')
- (instancetype)initWithUUIDBytes:(const uuid_t _Nullable)bytes;
                                                ^
/home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/Foundation.framework/Headers/NSUUID.h:29:30: error: nullability specifier '_Nonnull' cannot be applied to non-pointer type 'uuid_t' (aka 'unsigned char [16]')
- (void)getUUIDBytes:(uuid_t _Nonnull)uuid;
                             ^
In file included from <built-in>:1:
/home/Even/theos/Prefix.pch:11:11: fatal error: could not build module 'Foundation'
                #import <Foundation/Foundation.h>
                 ~~~~~~~^
While building module 'UIKit' imported from /home/Even/theos/Prefix.pch:20:
In file included from <module-includes>:2:
In file included from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIKit.h:11:
/home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIAccelerometer.h:8:9: fatal error: could not build module 'Foundation'
#import <Foundation/Foundation.h>
 ~~~~~~~^
While building module 'UIKit' imported from /home/Even/theos/Prefix.pch:20:
While building module 'QuartzCore' imported from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIView.h:9:
In file included from <module-includes>:1:
In file included from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/QuartzCore.framework/Headers/QuartzCore.h:9:
In file included from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/QuartzCore.framework/Headers/CoreAnimation.h:10:
/home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/QuartzCore.framework/Headers/CATransform3D.h:12:9: fatal error: could not build module 'Foundation'
#import <Foundation/NSValue.h>
 ~~~~~~~^
While building module 'UIKit' imported from /home/Even/theos/Prefix.pch:20:
While building module 'QuartzCore' imported from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIView.h:9:
While building module 'OpenGLES' imported from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/QuartzCore.framework/Headers/CAEAGLLayer.h:7:
In file included from <module-includes>:2:
/home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/OpenGLES.framework/Headers/EAGL.h:8:10: fatal error: could not build module 'Foundation'
#include <Foundation/Foundation.h>
 ~~~~~~~~^
While building module 'UIKit' imported from /home/Even/theos/Prefix.pch:20:
While building module 'QuartzCore' imported from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIView.h:9:
While building module 'Metal' imported from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/QuartzCore.framework/Headers/CAMetalLayer.h:7:
In file included from <module-includes>:2:
In file included from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/Metal.framework/Headers/Metal.h:9:
/home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/Metal.framework/Headers/MTLTypes.h:8:9: fatal error: could not build module 'Foundation'
#import <Foundation/Foundation.h>
 ~~~~~~~^
While building module 'UIKit' imported from /home/Even/theos/Prefix.pch:20:
While building module 'QuartzCore' imported from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIView.h:9:
While building module 'Metal' imported from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/QuartzCore.framework/Headers/CAMetalLayer.h:7:
While building module 'IOSurface' imported from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/Metal.framework/Headers/MTLTexture.h:15:
In file included from <module-includes>:5:
/home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/IOSurface.framework/Headers/IOSurfaceObjC.h:15:9: fatal error: could not build module 'Foundation'
#import <Foundation/Foundation.h>
 ~~~~~~~^
While building module 'UIKit' imported from /home/Even/theos/Prefix.pch:20:
While building module 'CoreImage' imported from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIColor.h:11:
In file included from <module-includes>:2:
/home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/CoreImage.framework/Headers/CoreImage.h:9:9: fatal error: could not build module 'Foundation'
#import <Foundation/Foundation.h>
 ~~~~~~~^
While building module 'UIKit' imported from /home/Even/theos/Prefix.pch:20:
While building module 'CoreImage' imported from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/UIColor.h:11:
While building module 'CoreVideo' imported from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/CoreImage.framework/Headers/CIImage.h:10:
In file included from <module-includes>:2:
In file included from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/CoreVideo.framework/Headers/CoreVideo.h:29:
In file included from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/CoreVideo.framework/Headers/CVPixelBuffer.h:461:
/home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/CoreVideo.framework/Headers/CVPixelBufferIOSurface.h:26:10: fatal error: could not build module 'IOSurface'
#include <IOSurface/IOSurfaceRef.h>
 ~~~~~~~~^
While building module 'UIKit' imported from /home/Even/theos/Prefix.pch:20:
While building module 'FileProvider' imported from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/UIKit.framework/Headers/NSFileProviderExtension.h:14:
In file included from <module-includes>:1:
In file included from /home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/FileProvider.framework/Headers/FileProvider.h:8:
/home/Even/theos/sdks/iPhoneOS11.2.sdk/System/Library/Frameworks/FileProvider.framework/Headers/NSFileProviderDomain.h:8:9: fatal error: could not build module 'Foundation'
#import <Foundation/Foundation.h>
 ~~~~~~~^
11 errors generated.