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static mut COUNTER: u32 = 0; fn inc_counter() -> u32 { unsafe { let ret = COUNTER; COUNTER += 1; ret } } pub fn dep_tree(indent: usize, do_inc: bool) { if do_inc { println!("{},{},{},{}", indent, "aace2f9349fa767f5daccc64557e0614bddf736db22269d61eeca0a221", "2.0.0", inc_counter()); } else { println!("{},{},{}", indent, "aace2f9349fa767f5daccc64557e0614bddf736db22269d61eeca0a221", "2.0.0"); } }