Scala 2.13 build has broken

[ERROR] /home/couchbase/jenkins/workspace/jvm/jvm-clients/couchbase-jvm-clients-scipted-build-pipeline/couchbase-jvm-clients/scala-client/src/main/scala/com/couchbase/client/scala/manager/search/AsyncSearchIndexManager.scala:60: type mismatch;
found : scala.collection.mutable.Buffer[com.couchbase.client.scala.manager.search.SearchIndex]
required: Seq[com.couchbase.client.scala.manager.search.SearchIndex]
[ERROR] /home/couchbase/jenkins/workspace/jvm/jvm-clients/couchbase-jvm-clients-scipted-build-pipeline/couchbase-jvm-clients/scala-client/src/main/scala/com/couchbase/client/scala/search/result/SearchFacetResult.scala:85: type mismatch;
found : scala.collection.mutable.Buffer[com.couchbase.client.scala.search.result.SearchFacetResult.DateRange]
required: Seq[com.couchbase.client.scala.search.result.SearchFacetResult.DateRange]
[ERROR] /home/couchbase/jenkins/workspace/jvm/jvm-clients/couchbase-jvm-clients-scipted-build-pipeline/couchbase-jvm-clients/scala-client/src/main/scala/com/couchbase/client/scala/search/result/SearchFacetResult.scala:98: type mismatch;
found : scala.collection.mutable.Buffer[com.couchbase.client.scala.search.result.SearchFacetResult.NumericRange]
required: Seq[com.couchbase.client.scala.search.result.SearchFacetResult.NumericRange]
[ERROR] /home/couchbase/jenkins/workspace/jvm/jvm-clients/couchbase-jvm-clients-scipted-build-pipeline/couchbase-jvm-clients/scala-client/src/main/scala/com/couchbase/client/scala/search/result/SearchFacetResult.scala:120: type mismatch;
found : scala.collection.mutable.Buffer[com.couchbase.client.scala.search.result.SearchFacetResult.TermRange]
required: Seq[com.couchbase.client.scala.search.result.SearchFacetResult.TermRange]
[ERROR] /home/couchbase/jenkins/workspace/jvm/jvm-clients/couchbase-jvm-clients-scipted-build-pipeline/couchbase-jvm-clients/scala-client/src/main/scala/com/couchbase/client/scala/search/result/SearchResult.scala:36: type mismatch;
found : scala.collection.mutable.Buffer[com.couchbase.client.scala.search.result.SearchRow]
required: Seq[com.couchbase.client.scala.search.result.SearchRow]
[ERROR] /home/couchbase/jenkins/workspace/jvm/jvm-clients/couchbase-jvm-clients-scipted-build-pipeline/couchbase-jvm-clients/scala-client/src/main/scala/com/couchbase/client/scala/search/result/SearchRow.scala:59: type mismatch;
found : scala.collection.mutable.Buffer[String]
required: Seq[String]
[ERROR] /home/couchbase/jenkins/workspace/jvm/jvm-clients/couchbase-jvm-clients-scipted-build-pipeline/couchbase-jvm-clients/scala-client/src/main/scala/com/couchbase/client/scala/search/result/SearchRowLocations.scala:32: type mismatch;
found : scala.collection.mutable.Buffer[com.couchbase.client.scala.search.result.SearchRowLocation]
required: Seq[com.couchbase.client.scala.search.result.SearchRowLocation]
[ERROR] /home/couchbase/jenkins/workspace/jvm/jvm-clients/couchbase-jvm-clients-scipted-build-pipeline/couchbase-jvm-clients/scala-client/src/main/scala/com/couchbase/client/scala/search/result/SearchRowLocations.scala:37: type mismatch;
found : scala.collection.mutable.Buffer[com.couchbase.client.scala.search.result.SearchRowLocation]
required: Seq[com.couchbase.client.scala.search.result.SearchRowLocation]
[ERROR] /home/couchbase/jenkins/workspace/jvm/jvm-clients/couchbase-jvm-clients-scipted-build-pipeline/couchbase-jvm-clients/scala-client/src/main/scala/com/couchbase/client/scala/search/result/SearchRowLocations.scala:42: type mismatch;
found : scala.collection.mutable.Buffer[com.couchbase.client.scala.search.result.SearchRowLocation]
required: Seq[com.couchbase.client.scala.search.result.SearchRowLocation]
[ERROR] /home/couchbase/jenkins/workspace/jvm/jvm-clients/couchbase-jvm-clients-scipted-build-pipeline/couchbase-jvm-clients/scala-client/src/main/scala/com/couchbase/client/scala/search/result/SearchRowLocations.scala:47: type mismatch;
found : scala.collection.mutable.Buffer[String]
required: Seq[String]
[ERROR] /home/couchbase/jenkins/workspace/jvm/jvm-clients/couchbase-jvm-clients-scipted-build-pipeline/couchbase-jvm-clients/scala-client/src/main/scala/com/couchbase/client/scala/search/result/SearchRowLocations.scala:57: type mismatch;
found : scala.collection.mutable.Buffer[String]
required: Seq[String]