Snippet of a fatal error report generated when -XX:+CrashOnOutOfMemoryError is enabled.

#
# A fatal error has been detected by the Java Runtime Environment:
#
# Internal Error (debug.cpp:338), pid=38559, tid=94150
# fatal error: OutOfMemory encountered: Java heap space
#
# JRE version: OpenJDK Runtime Environment (11.0.7+10) (build 11.0.7+10-LTS)
# Java VM: OpenJDK 64-Bit Server VM (11.0.7+10-LTS, mixed mode, sharing, tiered, compressed oops, g1 gc, linux-amd64)
# Core dump will be written. Default location: Core dumps may be processed with "/usr/libexec/abrt-hook-ccpp %s %c %p %u %g %t e %P %I %h" (or dumping to /tmp/hsperfdata_neo4j/core.38559)
#
# If you would like to submit a bug report, please visit:
# http://bugreport.java.com/bugreport/crash.jsp
#

The last part of it suggests to submit a bug report, which should not be included in this case. Also, it would be good to add a clue on top of the report that the error report was generated because -XX:+CrashOnOutOfMemoryError was used.