The HeapDumpOnOutOfMemoryError is not an error, and is not logged at ERROR level. This is a Java VM option which enables creating a heap dump when the VM encounters and OutOfMemoryError. This dump may be useful to help diagnose memory issues.
The SOAP Service Manager: Unable to read 'DeployedServices.ds: assuming fresh start warning appears the first time you run SOAP. The file it refers to does not exist and is then created for the first time. This is just a warning, not really an error.