from you log, i can see:
INFO   | jvm 1    | 2019/08/13 12:00:46 | 0000: 0E 00 00 00                                        …
INFO   | jvm 1    | 2019/08/13 12:00:46 | Warning: no suitable certificate found - continuing without client authentication
INFO   | jvm 1    | 2019/08/13 12:00:46 | *** Certificate chain
INFO   | jvm 1    | 2019/08/13 12:00:46 |
INFO   | jvm 1    | 2019/08/13 12:00:46 | ***
your server is not picking up the cert to present during handshake.
on the Security > Certificates page, try to config SSL key first.
#Integration-Server-and-ESB#webMethods-General#webMethods