We don't want to leave fast_import_crash_* dumps
around on duplicates.
my $git = PublicInbox::Git->new($main_repo);
my $im = PublicInbox::Import->new($git, $dst->{name}, $recipient);
if (defined $im->add($mime)) {
my $git = PublicInbox::Git->new($main_repo);
my $im = PublicInbox::Import->new($git, $dst->{name}, $recipient);
if (defined $im->add($mime)) {
$emm = $emm->abort;
} else {
# this message is similar to what ssoma-mda shows:
$emm = $emm->abort;
} else {
# this message is similar to what ssoma-mda shows: