History of gc 9 changes
In src/cli/workspace.rs, lines 1848–1912 on v0.9.0. 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 1848,1912:src/cli/workspace.rs.
Readers never wait: one head per handle, retry on a miss, retire before deleting
carried-not-removeddoctor-trustmerge-remote-bookmarkpaths-for-resolutions-and-amendshow-stat