=== ERROR ===
[XXX]
This is an error
-command: YYY/notmuch_fail show --format\\=sexp --format-version\\=1 --exclude\\=false \\' \\* \\'
+command: YYY/notmuch_fail show --format\\=sexp --format-version\\=4 --exclude\\=false \\' \\* \\'
exit status: 1
stderr:
This is an error