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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, "ab7b70d88dbc19616d25549e52cf955ea5e58277001dcd7f1548b37e51", "1.0.0", inc_counter()); } else { println!("{},{},{}", indent, "ab7b70d88dbc19616d25549e52cf955ea5e58277001dcd7f1548b37e51", "1.0.0"); } aa559169c26b21b4389f445f45acc8c91d13fe0c735244dcec05897470::dep_tree(indent + 1, do_inc); }