@Test
	@TestLanguage(ProgramBuilder._TOY64_BE)
	public void testCoalesceInstructionsZeroOnlyThenOneYesOverwrite() throws Exception {
		runTestCoalesceInstructions(List.of(
			new Repetition(Lifespan.at(0), true),
			new Repetition(Lifespan.nowOn(1), true)));
	}
Technically, getIntersecting makes no guarantee regarding order.
Nevertheless, the structure shouldn't be perturbed, so I think it's fair to
expect the same order.
Ghidra/Debug/Framework-TraceModeling/src/test/java/ghidra/trace/database/program/DBTraceDisassemblerIntegrationTest.java