The following code crash (last line in Bold) with version 1.2020.13:
http://www.plantuml.com/plantuml/png/JOwnYiCm44Jx_Oh5pHNYG3QuEOv3bo9rYXZLiYDY4Na5MeKGGluzQoj5gf66UOyrN5mkroN2b6WAxB6nViI1VMxGCTe1na0ktx7P1TegIG0xO63y7zbJ0J0oqsjXNIY1pg1wlVtJ1Kmdpz_lFpIgxJN-u6EDXP-2YQfo6bHNYHPKgz_Trt7sk4ynffj8CGRoE6N7CnwYe-tgJxkkTbtjnjD95Yy0
@startumlconcise "Web User" as WUbinary "Bin" as BinWU is Absent@WU0 is Waiting+500 is ok@200 <-> @+150 : {150 ms}@Bin0 is 0+200 is 1+100 is 0'The Following line crash Plantuml@200 <-> @+100 : {100 ms}@enduml
@startumlconcise "Web User" as WUbinary "Bin" as Bin
WU is Absent
@WU0 is Waiting+500 is ok@200 <-> @+150 : {150 ms}
@Bin0 is 0+200 is 1+100 is 0'The Following line crash Plantuml@200 <-> @+100 : {100 ms}@enduml
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