use_ok 'PublicInbox::OverIdx';
my ($tmpdir, $for_destroy) = tmpdir();
my $over = PublicInbox::OverIdx->new("$tmpdir/over.sqlite3");
use_ok 'PublicInbox::OverIdx';
my ($tmpdir, $for_destroy) = tmpdir();
my $over = PublicInbox::OverIdx->new("$tmpdir/over.sqlite3");