File	Line Coverage			Functions
ast.rs	79.41%	79.41%	27 / 34	35.71%	5 / 14
error.rs	0%	0%	0 / 7	0%	0 / 12
ffi.rs	0%	0%	0 / 84	0%	0 / 2
run.rs	84.76%	84.76%	178 / 210	43.59%	17 / 39
scoped_ptr.rs	100%	100%	6 / 6	85.71%	12 / 14