Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=1024m; support was removed in 8.0
Exception in thread "skipperStateMachineTaskExecutor-2" org.springframework.core.task.TaskRejectedException: Executor [java.util.concurrent.ThreadPoolExecutor@2b61669[Shutting down, pool size = 1, active threads = 1, queued tasks = 0, completed tasks = 5]] did not accept task: org.springframework.statemachine.support.DefaultStateMachineExecutor$1@7daabcaf
        at org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor.execute(ThreadPoolTaskExecutor.java:317)
        at org.springframework.statemachine.support.DefaultStateMachineExecutor.scheduleEventQueueProcessing(DefaultStateMachineExecutor.java:352)
        at org.springframework.statemachine.support.DefaultStateMachineExecutor.access$500(DefaultStateMachineExecutor.java:65)
        at org.springframework.statemachine.support.DefaultStateMachineExecutor$1.run(DefaultStateMachineExecutor.java:346)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
Caused by: java.util.concurrent.RejectedExecutionException: Task org.springframework.statemachine.support.DefaultStateMachineExecutor$1@7daabcaf rejected from java.util.concurrent.ThreadPoolExecutor@2b61669[Shutting down, pool size = 1, active threads = 1, queued tasks = 0, completed tasks = 5]
        at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063)
        at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830)
        at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1379)
        at org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor.execute(ThreadPoolTaskExecutor.java:314)
        ... 6 more
asciidoctor: WARNING: getting-started.adoc: line 31: invalid style for fenced_code block: source
asciidoctor: WARNING: getting-started.adoc: line 40: invalid style for fenced_code block: source
asciidoctor: WARNING: three-hour-tour.adoc: line 45: invalid style for fenced_code block: source
asciidoctor: WARNING: three-hour-tour.adoc: line 52: invalid style for fenced_code block: source
asciidoctor: WARNING: three-hour-tour.adoc: line 61: invalid style for fenced_code block: source
asciidoctor: WARNING: security.adoc: line 183: section title out of sequence: expected level 2, got level 3
asciidoctor: WARNING: security.adoc: line 302: section title out of sequence: expected level 2, got level 3
asciidoctor: ERROR: api-guide.adoc: line 2: invalid part, must have at least one section (e.g., chapter, appendix, etc.)
asciidoctor: WARNING: skipping reference to missing attribute: springbootversion
asciidoctor: WARNING: skipping reference to missing attribute: springcloudversion
asciidoctor: WARNING: skipping reference to missing attribute: springcloudskipperversion
asciidoctor: WARNING: skipping reference to missing attribute: reactorversion
asciidoctor: WARNING: skipping reference to missing attribute: reactornettyversion
asciidoctor: WARNING: skipping reference to missing attribute: objenesisversion