(notmuch-tag-clear-cache)
(let ((proc (notmuch-start-notmuch
"notmuch-tree" (current-buffer) #'notmuch-tree-process-sentinel
- "show" "--body=false" "--format=sexp"
+ "show" "--body=false" "--format=sexp" "--format-version=2"
message-arg search-args))
;; Use a scratch buffer to accumulate partial output.
;; This buffer will be killed by the sentinel, which