History of oxy 1 change

In tests/cli_strata.rs, lines 8–22 on aedfe465b611278f7536c1db29e753f7e9489ce8e691eb41e6bbdd49885fc604. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 8,22:tests/cli_strata.rs.