History of label 2 changes

In crates/oh/src/main.rs, lines 920–951 on b5229b56f49b7d54b1e11b60c038030a87cdd36357e73a23134a727685c86877. 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 920,951:crates/oh/src/main.rs.