History of main 9 changes

In src/main.rs, lines 8–23 on 0cded3d844e4c58111b6bf2ef87a58d2bb9bffe26496e744c8cd5c0b109a29c0+49e9da11c6e37a986d3c024d4bf7d00a702e3242ff2302d8c13db1e4da98dfa9+75036530b62161b517e759e8319fc1fdc21e45d9e62e1d01ab78b8ffc0673ba2. 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 8,23:src/main.rs.