}
$im->done;
my @shards = grep(m!/\d+\z!, glob("$ibx->{inboxdir}/xap*/*"));
-is(scalar(@shards), $nproc, 'got expected shards');
+is(scalar(@shards), $nproc - 1, 'got expected shards');
my $orig = $ibx->over->query_xover(1, $ndoc);
my %nums = map {; "$_->{num}" => 1 } @$orig;