my ($tmpdir, $for_destroy) = tmpdir();
local $ENV{TMPDIR} = $tmpdir;
my $skv = PublicInbox::SharedKV->new;
-my $skv_tmpdir = $skv->{tmpdir};
+my $skv_tmpdir = $skv->{"tmp$$.$skv"};
ok(-d $skv_tmpdir, 'created a temporary dir');
$skv->dbh;
my $dead = "\xde\xad";