ognibuild uses TempDir::keep which was introduced in 3.20
Index: ognibuild/Cargo.toml
===================================================================
--- ognibuild.orig/Cargo.toml
+++ ognibuild/Cargo.toml
@@ -293,7 +293,7 @@ version = "0.8.2"
 optional = true
 
 [dependencies.tempfile]
-version = ">=3"
+version = ">=3.20"
 
 [dependencies.tokio]
 version = "1"
