NPE using Liquibase docker for oracle

Command:
docker run --rm
-v /usr/lib/oracle/18.5/client64/lib:/liquibase/lib
-v ${PWD}:/liquibase/changelog liquibase/liquibase
–classpath=/liquibase/lib/ojdbc8.jar --url=jdbc:oracle:thin:@0.0.0.0:1521/XEPDB1
–changeLogFile=/liquibase/changelog/myChangeLog.xml
–username=db-user --password=****** --logLevel=debug generateChangeLog

Log:

[2020-08-26 18:33:34] INFO [liquibase.servicelocator] Cannot load service: liquibase.license.LicenseService: Provider liquibase.pro.license.keymgr.DaticalTrueLicenseService could not be instantiated
Starting Liquibase at 18:33:34 (version 4.0.0 #19 built at 2020-07-13 19:45+0000)
[2020-08-26 18:33:34] FINE [liquibase.integration] Adding ‘file:/liquibase/lib/ojdbc8.jar’ to the Java classpath.
[2020-08-26 18:33:34] FINE [liquibase.resource] Adding path /liquibase/. to resourceAccessor liquibase.resource.FileSystemResourceAccessor
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.DB2Database
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.Db2zDatabase
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.DerbyDatabase
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.Firebird3Database
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.FirebirdDatabase
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.H2Database
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.HsqlDatabase
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.InformixDatabase
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.Ingres9Database
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.MSSQLDatabase
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.MariaDBDatabase
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.MockDatabase
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.MySQLDatabase
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.OracleDatabase
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.PostgresDatabase
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.SQLiteDatabase
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.SybaseASADatabase
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.SybaseDatabase
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.Database instance liquibase.database.core.UnsupportedDatabase
[2020-08-26 18:33:34] FINE [liquibase.database] Properties:
[2020-08-26 18:33:34] FINE [liquibase.database] Key:‘password’ Value:’**********’
[2020-08-26 18:33:34] FINE [liquibase.database] Key:‘user’ Value:‘db-user’
[2020-08-26 18:33:34] FINE [liquibase.database] Connecting to the URL:‘jdbc:oracle:thin:@0.0.0.0:1521/XEPDB1’ using driver:‘oracle.jdbc.OracleDriver’
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.DatabaseConnection instance liquibase.database.jvm.JdbcConnection
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.database.DatabaseConnection instance com.datical.liquibase.ext.database.jvm.ProJdbcConnection
[2020-08-26 18:33:34] FINE [liquibase.database] Connection has been created
[2020-08-26 18:33:34] FINE [liquibase.database] Connected to db-user@jdbc:oracle:thin:@0.0.0.0:1521/XEPDB1
[2020-08-26 18:33:34] FINE [liquibase.database] Setting auto commit to false from true
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance liquibase.structure.core.Catalog
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance liquibase.structure.core.Column
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance liquibase.structure.core.Data
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance liquibase.structure.core.ForeignKey
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance liquibase.structure.core.Index
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance liquibase.structure.core.PrimaryKey
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance liquibase.structure.core.Schema
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance liquibase.structure.core.Sequence
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance liquibase.structure.core.StoredProcedure
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance liquibase.structure.core.Table
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance liquibase.structure.core.UniqueConstraint
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance liquibase.structure.core.View
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance com.datical.liquibase.ext.appdba.synonym.Synonym
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance com.datical.liquibase.ext.storedlogic.checkconstraint.CheckConstraint
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance com.datical.liquibase.ext.storedlogic.databasepackage.DatabasePackage
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance com.datical.liquibase.ext.storedlogic.databasepackage.DatabasePackageBody
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance com.datical.liquibase.ext.storedlogic.function.Function
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.structure.DatabaseObject instance com.datical.liquibase.ext.storedlogic.trigger.Trigger
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.command.LiquibaseCommand instance liquibase.command.core.DiffCommand
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.command.LiquibaseCommand instance liquibase.command.core.DiffToChangeLogCommand
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.command.LiquibaseCommand instance liquibase.command.core.DropAllCommand
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.command.LiquibaseCommand instance liquibase.command.core.ExecuteSqlCommand
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.command.LiquibaseCommand instance liquibase.command.core.GenerateChangeLogCommand
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.command.LiquibaseCommand instance liquibase.command.core.HistoryCommand
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.command.LiquibaseCommand instance liquibase.command.core.SnapshotCommand
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.command.LiquibaseCommand instance liquibase.sdk.convert.ConvertCommand
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.command.LiquibaseCommand instance com.datical.liquibase.ext.command.FormattedDiffCommand
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.command.LiquibaseCommand instance com.datical.liquibase.ext.command.RollbackOneChangeSetCommand
[2020-08-26 18:33:34] FINE [liquibase.servicelocator] Loaded liquibase.command.LiquibaseCommand instance com.datical.liquibase.ext.command.RollbackOneUpdateCommand
Unexpected error running Liquibase: Unknown reason
For more information, please use the --logLevel flag
[2020-08-26 18:33:34] SEVERE [liquibase.integration] Unexpected error running Liquibase: Unknown reason
java.lang.NullPointerException
at com.datical.liquibase.ext.command.RollbackOneChangeSetCommand.getPriority(Unknown Source)
at liquibase.command.CommandFactory$1.compare(CommandFactory.java:49)
at liquibase.command.CommandFactory$1.compare(CommandFactory.java:46)
at java.base/java.util.TimSort.binarySort(Unknown Source)
at java.base/java.util.TimSort.sort(Unknown Source)
at java.base/java.util.Arrays.sort(Unknown Source)
at java.base/java.util.ArrayList.sort(Unknown Source)
at java.base/java.util.Collections.sort(Unknown Source)
at liquibase.command.CommandFactory.getCommand(CommandFactory.java:55)
at liquibase.integration.commandline.CommandLineUtils.doGenerateChangeLog(CommandLineUtils.java:233)
at liquibase.integration.commandline.Main.doMigration(Main.java:1359)
at liquibase.integration.commandline.Main$1.lambda$run$0(Main.java:316)
at liquibase.Scope.lambda$child$0(Scope.java:159)
at liquibase.Scope.child(Scope.java:170)
at liquibase.Scope.child(Scope.java:158)
at liquibase.Scope.child(Scope.java:137)
at liquibase.Scope.child(Scope.java:183)
at liquibase.Scope.child(Scope.java:187)
at liquibase.integration.commandline.Main$1.run(Main.java:315)
at liquibase.integration.commandline.Main$1.run(Main.java:166)
at liquibase.Scope.child(Scope.java:170)
at liquibase.Scope.child(Scope.java:144)
at liquibase.integration.commandline.Main.run(Main.java:166)
at liquibase.integration.commandline.Main.main(Main.java:145)