Allocator.java

package alloc;
public class Allocator {
	/*@ public normal_behavior
	  @   requires size >= 0 && size < 128;
	  @   assignable \nothing;
	  @   ensures \fresh(\result);
	  @   ensures \result.length == size;
	  @   //ensures \forall int i; 0 <= i && i < size; \result[i] == (byte) 0x00;
	  @*/
	public static byte[] alloc(int size) {
		return new byte[size];
	}
}