How do you find a gasoline and Oil spill out of blue jeans? Spilled 2 cycle engine gasoline on my new blue jeans, wash them...

Spilled 2 cycle engine gasoline on my new blue jeans, wash them twice and they (and the washing machine) still smell approaching fuel.
Answers:    Apply some Dawn dish liquid directly to the stain...
return with some GOOP, like mechanics use, spread it on, tolerate sit overnight, then wipe