History of destination 3 changes

In crates/hub/src/backups.rs, lines 826–854 on 40a43921ef42001b58c1630c49f43567e245de7c681663036114c23ff60d75e2. 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 826,854:crates/hub/src/backups.rs.