History of enc 1 change

In crates/oh/src/main.rs, lines 571–581 on a2fbad481dd75ba1ee2afa48f6c29f346b63af1fba971e53348db5f6790bb8a4. 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 571,581:crates/oh/src/main.rs.