diff --git a/tests/integration/full-restore-roundtrip.sh b/tests/integration/full-restore-roundtrip.sh
index 7900f0c..9e98449 100755
--- a/tests/integration/full-restore-roundtrip.sh
+++ b/tests/integration/full-restore-roundtrip.sh
@@ -68,7 +68,11 @@ run_on ngb-frt-restore backup:target:add offsite local -a null::null -o datadir=
 run_on ngb-frt-restore backup:list offsite | grep -q "$SNAP" || fail "the origin's snapshot is not listed after connecting the location"
 ok "recovery kit imported, existing repository adopted, snapshot visible"
 
-run_on ngb-frt-restore backup:restore:full offsite "$SNAP" --no-interaction >/dev/null || fail "restore:full"
+OUT=$(run_on ngb-frt-restore backup:restore:full offsite "$SNAP" --no-interaction 2>&1) || {
+	printf '%s\n' "$OUT" | tail -40
+	docker exec ngb-frt-restore sh -c 'tail -c 6000 /var/www/html/data/nextcloud.log' || true
+	fail "restore:full"
+}
 ok "backup:restore:full completed"
 
 # Everything below must work in a FRESH occ process (a new PHP process per docker exec), since