./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_04-munge_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_04-munge_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 50de8acec85b0b2508f1f33521d9ab6717fa1b5141d6b9e2d08fcb4af894112b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:58:04,156 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:58:04,242 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DataRace-32bit-Taipan_Default.epf [2023-11-19 04:58:04,249 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:58:04,250 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:58:04,294 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:58:04,295 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:58:04,296 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:58:04,297 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:58:04,298 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:58:04,299 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:58:04,300 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:58:04,300 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:58:04,301 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:58:04,302 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:58:04,303 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:58:04,304 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:58:04,304 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:58:04,305 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:58:04,306 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:58:04,307 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:58:04,308 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:58:04,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:58:04,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:58:04,310 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:58:04,311 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:58:04,311 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:58:04,312 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:58:04,313 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:58:04,313 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:58:04,314 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:58:04,315 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-19 04:58:04,315 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:58:04,315 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:58:04,316 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:58:04,316 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:58:04,317 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:58:04,317 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:58:04,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:58:04,318 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:58:04,319 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:58:04,319 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:58:04,320 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:58:04,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:58:04,321 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:58:04,321 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:58:04,321 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:58:04,322 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50de8acec85b0b2508f1f33521d9ab6717fa1b5141d6b9e2d08fcb4af894112b [2023-11-19 04:58:04,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:58:04,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:58:04,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:58:04,726 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:58:04,726 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:58:04,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/goblint-regression/28-race_reach_04-munge_racefree.i [2023-11-19 04:58:08,352 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:58:08,714 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:58:08,715 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/sv-benchmarks/c/goblint-regression/28-race_reach_04-munge_racefree.i [2023-11-19 04:58:08,736 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/bin/utaipan-verify-t7M7D8N6sZ/data/d3b5fef99/62d3393bbcdc49d795e08d188122242a/FLAG9d92096ef [2023-11-19 04:58:08,754 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/bin/utaipan-verify-t7M7D8N6sZ/data/d3b5fef99/62d3393bbcdc49d795e08d188122242a [2023-11-19 04:58:08,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:58:08,763 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:58:08,767 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:58:08,768 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:58:08,773 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:58:08,776 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:58:08" (1/1) ... [2023-11-19 04:58:08,778 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c2e3bec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:08, skipping insertion in model container [2023-11-19 04:58:08,778 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:58:08" (1/1) ... [2023-11-19 04:58:08,849 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:58:09,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:58:09,359 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:58:09,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:58:09,490 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:58:09,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:09 WrapperNode [2023-11-19 04:58:09,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:58:09,492 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:58:09,492 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:58:09,493 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:58:09,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:09" (1/1) ... [2023-11-19 04:58:09,543 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:09" (1/1) ... [2023-11-19 04:58:09,630 INFO L138 Inliner]: procedures = 172, calls = 38, calls flagged for inlining = 6, calls inlined = 8, statements flattened = 249 [2023-11-19 04:58:09,630 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:58:09,631 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:58:09,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:58:09,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:58:09,644 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:09" (1/1) ... [2023-11-19 04:58:09,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:09" (1/1) ... [2023-11-19 04:58:09,662 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:09" (1/1) ... [2023-11-19 04:58:09,662 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:09" (1/1) ... [2023-11-19 04:58:09,693 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:09" (1/1) ... [2023-11-19 04:58:09,713 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:09" (1/1) ... [2023-11-19 04:58:09,720 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:09" (1/1) ... [2023-11-19 04:58:09,722 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:09" (1/1) ... [2023-11-19 04:58:09,727 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:58:09,736 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:58:09,739 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:58:09,742 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:58:09,743 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:09" (1/1) ... [2023-11-19 04:58:09,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:58:09,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:58:09,773 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:58:09,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da2f3055-5923-45da-9f9c-174ccfb7c7cf/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:58:09,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:58:09,813 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-19 04:58:09,813 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-19 04:58:09,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:58:09,814 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 04:58:09,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:58:09,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:58:09,816 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-19 04:58:09,817 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-19 04:58:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:58:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:58:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:58:09,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:58:09,820 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:58:09,979 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:58:09,981 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:58:10,377 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:58:10,393 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:58:10,393 INFO L302 CfgBuilder]: Removed 24 assume(true) statements. [2023-11-19 04:58:10,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:58:10 BoogieIcfgContainer [2023-11-19 04:58:10,405 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:58:10,409 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:58:10,410 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:58:10,413 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:58:10,415 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:58:08" (1/3) ... [2023-11-19 04:58:10,417 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7047c302 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:58:10, skipping insertion in model container [2023-11-19 04:58:10,417 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:58:09" (2/3) ... [2023-11-19 04:58:10,419 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7047c302 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:58:10, skipping insertion in model container [2023-11-19 04:58:10,420 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:58:10" (3/3) ... [2023-11-19 04:58:10,422 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_04-munge_racefree.i [2023-11-19 04:58:10,433 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-19 04:58:10,445 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:58:10,446 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2023-11-19 04:58:10,446 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-19 04:58:10,649 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-11-19 04:58:10,698 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-11-19 04:58:10,721 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 242 places, 271 transitions, 562 flow [2023-11-19 04:58:10,724 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 242 places, 271 transitions, 562 flow [2023-11-19 04:58:10,726 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 242 places, 271 transitions, 562 flow [2023-11-19 04:58:11,024 INFO L124 PetriNetUnfolderBase]: 61/505 cut-off events. [2023-11-19 04:58:11,025 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2023-11-19 04:58:11,046 INFO L83 FinitePrefix]: Finished finitePrefix Result has 522 conditions, 505 events. 61/505 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 2572 event pairs, 0 based on Foata normal form. 0/415 useless extension candidates. Maximal degree in co-relation 275. Up to 8 conditions per place. [2023-11-19 04:58:11,082 INFO L119 LiptonReduction]: Number of co-enabled transitions 33534 [2023-11-19 04:58:17,407 INFO L134 LiptonReduction]: Checked pairs total: 94007 [2023-11-19 04:58:17,408 INFO L136 LiptonReduction]: Total number of compositions: 232 [2023-11-19 04:58:17,416 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 89 places, 112 transitions, 244 flow [2023-11-19 04:58:18,150 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 12672 states, 12406 states have (on average 3.56351765274867) internal successors, (44209), 12671 states have internal predecessors, (44209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 04:58:18,172 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:58:18,179 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@56b24b89, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:58:18,179 INFO L358 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2023-11-19 04:58:18,218 INFO L276 IsEmpty]: Start isEmpty. Operand has 12672 states, 12406 states have (on average 3.56351765274867) internal successors, (44209), 12671 states have internal predecessors, (44209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 04:58:18,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:58:18,223 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:58:18,224 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-19 04:58:18,225 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [t2_funErr4ASSERT_VIOLATIONDATA_RACE, t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2023-11-19 04:58:18,230 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:58:18,230 INFO L85 PathProgramCache]: Analyzing trace with hash 33488022, now seen corresponding path program 1 times [2023-11-19 04:58:18,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:58:18,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444788346] [2023-11-19 04:58:18,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:58:18,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:58:18,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:58:18,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:58:18,500 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:58:18,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444788346] [2023-11-19 04:58:18,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444788346] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:58:18,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:58:18,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:58:18,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780929033] [2023-11-19 04:58:18,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:58:18,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:58:18,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:58:18,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:58:18,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:58:18,580 INFO L87 Difference]: Start difference. First operand has 12672 states, 12406 states have (on average 3.56351765274867) internal successors, (44209), 12671 states have internal predecessors, (44209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 04:58:19,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:58:19,037 INFO L93 Difference]: Finished difference Result 10298 states and 29134 transitions. [2023-11-19 04:58:19,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:58:19,039 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2023-11-19 04:58:19,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:58:19,154 INFO L225 Difference]: With dead ends: 10298 [2023-11-19 04:58:19,155 INFO L226 Difference]: Without dead ends: 9963 [2023-11-19 04:58:19,156 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:58:19,159 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 35 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 04:58:19,161 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 78 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 04:58:19,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9963 states. [2023-11-19 04:58:19,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9963 to 9963. [2023-11-19 04:58:19,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9963 states, 9806 states have (on average 2.871303283703855) internal successors, (28156), 9962 states have internal predecessors, (28156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 04:58:19,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9963 states to 9963 states and 28156 transitions. [2023-11-19 04:58:19,763 INFO L78 Accepts]: Start accepts. Automaton has 9963 states and 28156 transitions. Word has length 4 [2023-11-19 04:58:19,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:58:19,763 INFO L495 AbstractCegarLoop]: Abstraction has 9963 states and 28156 transitions. [2023-11-19 04:58:19,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 04:58:19,764 INFO L276 IsEmpty]: Start isEmpty. Operand 9963 states and 28156 transitions. [2023-11-19 04:58:19,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:58:19,765 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:58:19,765 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2023-11-19 04:58:19,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:58:19,765 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr4ASSERT_VIOLATIONDATA_RACE, t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2023-11-19 04:58:19,766 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:58:19,766 INFO L85 PathProgramCache]: Analyzing trace with hash 2106052857, now seen corresponding path program 1 times [2023-11-19 04:58:19,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:58:19,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133202112] [2023-11-19 04:58:19,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:58:19,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:58:19,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:58:19,793 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:58:19,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:58:19,842 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:58:19,842 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:58:19,844 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 24 remaining) [2023-11-19 04:58:19,847 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr4ASSERT_VIOLATIONDATA_RACE (22 of 24 remaining) [2023-11-19 04:58:19,847 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONDATA_RACE (21 of 24 remaining) [2023-11-19 04:58:19,848 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr2ASSERT_VIOLATIONDATA_RACE (20 of 24 remaining) [2023-11-19 04:58:19,848 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr1ASSERT_VIOLATIONDATA_RACE (19 of 24 remaining) [2023-11-19 04:58:19,848 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr3ASSERT_VIOLATIONDATA_RACE (18 of 24 remaining) [2023-11-19 04:58:19,848 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (17 of 24 remaining) [2023-11-19 04:58:19,849 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (16 of 24 remaining) [2023-11-19 04:58:19,849 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 24 remaining) [2023-11-19 04:58:19,849 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr4ASSERT_VIOLATIONDATA_RACE (14 of 24 remaining) [2023-11-19 04:58:19,849 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONDATA_RACE (13 of 24 remaining) [2023-11-19 04:58:19,850 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr2ASSERT_VIOLATIONDATA_RACE (12 of 24 remaining) [2023-11-19 04:58:19,850 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr1ASSERT_VIOLATIONDATA_RACE (11 of 24 remaining) [2023-11-19 04:58:19,850 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr3ASSERT_VIOLATIONDATA_RACE (10 of 24 remaining) [2023-11-19 04:58:19,850 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr4ASSERT_VIOLATIONDATA_RACE (9 of 24 remaining) [2023-11-19 04:58:19,851 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONDATA_RACE (8 of 24 remaining) [2023-11-19 04:58:19,851 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr2ASSERT_VIOLATIONDATA_RACE (7 of 24 remaining) [2023-11-19 04:58:19,851 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr1ASSERT_VIOLATIONDATA_RACE (6 of 24 remaining) [2023-11-19 04:58:19,852 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr3ASSERT_VIOLATIONDATA_RACE (5 of 24 remaining) [2023-11-19 04:58:19,852 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr4ASSERT_VIOLATIONDATA_RACE (4 of 24 remaining) [2023-11-19 04:58:19,852 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 24 remaining) [2023-11-19 04:58:19,852 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr2ASSERT_VIOLATIONDATA_RACE (2 of 24 remaining) [2023-11-19 04:58:19,852 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 24 remaining) [2023-11-19 04:58:19,853 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr3ASSERT_VIOLATIONDATA_RACE (0 of 24 remaining) [2023-11-19 04:58:19,853 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 04:58:19,858 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-19 04:58:19,860 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-11-19 04:58:19,861 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-11-19 04:58:19,956 INFO L144 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2023-11-19 04:58:19,969 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-11-19 04:58:19,970 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 384 places, 439 transitions, 922 flow [2023-11-19 04:58:19,970 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 384 places, 439 transitions, 922 flow [2023-11-19 04:58:19,970 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 384 places, 439 transitions, 922 flow [2023-11-19 04:58:20,725 INFO L124 PetriNetUnfolderBase]: 205/1514 cut-off events. [2023-11-19 04:58:20,726 INFO L125 PetriNetUnfolderBase]: For 72/72 co-relation queries the response was YES. [2023-11-19 04:58:20,769 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1603 conditions, 1514 events. 205/1514 cut-off events. For 72/72 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 10202 event pairs, 1 based on Foata normal form. 0/1250 useless extension candidates. Maximal degree in co-relation 902. Up to 32 conditions per place. [2023-11-19 04:58:20,972 INFO L119 LiptonReduction]: Number of co-enabled transitions 122796 [2023-11-19 04:58:30,502 INFO L134 LiptonReduction]: Checked pairs total: 445766 [2023-11-19 04:58:30,503 INFO L136 LiptonReduction]: Total number of compositions: 377 [2023-11-19 04:58:30,509 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 162 places, 209 transitions, 462 flow