History of tests::node 1 change

In crates/backdrop/src/ripples.rs, lines 207–209 on 2a8b621676b42cbc143f985eb3226e83d515504dda995db118836ab6beb672f6. 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 207,209:crates/backdrop/src/ripples.rs.