@Override
		protected EmuFileContents<Pair<byte[], TaintVec>> createDefaultContents() {
			return new PairedEmuFileContents<>(concrete, new UntaintedFileContents());
		}
A file whose contents have a taint piece
Ghidra/Debug/TaintAnalysis/src/main/java/ghidra/pcode/emu/taint/lib/TaintEmuUnixFileSystem.java