./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/weaver/popl20-mult-4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/popl20-mult-4.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2e6a14a531a7a58347cefef713565bcea13a3839848e23eb785379c30b602107 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 22:17:58,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 22:17:58,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 22:17:58,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 22:17:58,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 22:17:58,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 22:17:58,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 22:17:58,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 22:17:58,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 22:17:58,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 22:17:58,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 22:17:58,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 22:17:58,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 22:17:58,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 22:17:58,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 22:17:58,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 22:17:58,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 22:17:58,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 22:17:58,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 22:17:58,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 22:17:58,366 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 22:17:58,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 22:17:58,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 22:17:58,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 22:17:58,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 22:17:58,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 22:17:58,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 22:17:58,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 22:17:58,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 22:17:58,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 22:17:58,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 22:17:58,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 22:17:58,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 22:17:58,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 22:17:58,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 22:17:58,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 22:17:58,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 22:17:58,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 22:17:58,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 22:17:58,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 22:17:58,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 22:17:58,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 22:17:58,387 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 22:17:58,404 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 22:17:58,406 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 22:17:58,407 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 22:17:58,407 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 22:17:58,407 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 22:17:58,408 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 22:17:58,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 22:17:58,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 22:17:58,408 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 22:17:58,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 22:17:58,409 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 22:17:58,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 22:17:58,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 22:17:58,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 22:17:58,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 22:17:58,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 22:17:58,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 22:17:58,410 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 22:17:58,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 22:17:58,411 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 22:17:58,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 22:17:58,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 22:17:58,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 22:17:58,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 22:17:58,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 22:17:58,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 22:17:58,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 22:17:58,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 22:17:58,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 22:17:58,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 22:17:58,413 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 22:17:58,413 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 22:17:58,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 22:17:58,414 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e6a14a531a7a58347cefef713565bcea13a3839848e23eb785379c30b602107 [2022-07-13 22:17:58,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 22:17:58,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 22:17:58,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 22:17:58,618 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 22:17:58,619 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 22:17:58,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-mult-4.wvr.c [2022-07-13 22:17:58,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f0549d11/28c4daf9a31a45dcaf7e9508db788dde/FLAGfbd57b422 [2022-07-13 22:17:58,987 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 22:17:58,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-mult-4.wvr.c [2022-07-13 22:17:58,992 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f0549d11/28c4daf9a31a45dcaf7e9508db788dde/FLAGfbd57b422 [2022-07-13 22:17:59,415 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f0549d11/28c4daf9a31a45dcaf7e9508db788dde [2022-07-13 22:17:59,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 22:17:59,417 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 22:17:59,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 22:17:59,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 22:17:59,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 22:17:59,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 10:17:59" (1/1) ... [2022-07-13 22:17:59,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@790ef50a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 10:17:59, skipping insertion in model container [2022-07-13 22:17:59,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 10:17:59" (1/1) ... [2022-07-13 22:17:59,429 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 22:17:59,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 22:17:59,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-mult-4.wvr.c[2612,2625] [2022-07-13 22:17:59,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 22:17:59,577 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 22:17:59,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-mult-4.wvr.c[2612,2625] [2022-07-13 22:17:59,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 22:17:59,600 INFO L208 MainTranslator]: Completed translation [2022-07-13 22:17:59,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 10:17:59 WrapperNode [2022-07-13 22:17:59,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 22:17:59,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 22:17:59,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 22:17:59,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 22:17:59,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 10:17:59" (1/1) ... [2022-07-13 22:17:59,611 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 10:17:59" (1/1) ... [2022-07-13 22:17:59,626 INFO L137 Inliner]: procedures = 23, calls = 42, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 117 [2022-07-13 22:17:59,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 22:17:59,627 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 22:17:59,627 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 22:17:59,627 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 22:17:59,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 10:17:59" (1/1) ... [2022-07-13 22:17:59,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 10:17:59" (1/1) ... [2022-07-13 22:17:59,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 10:17:59" (1/1) ... [2022-07-13 22:17:59,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 10:17:59" (1/1) ... [2022-07-13 22:17:59,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 10:17:59" (1/1) ... [2022-07-13 22:17:59,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 10:17:59" (1/1) ... [2022-07-13 22:17:59,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 10:17:59" (1/1) ... [2022-07-13 22:17:59,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 22:17:59,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 22:17:59,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 22:17:59,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 22:17:59,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 10:17:59" (1/1) ... [2022-07-13 22:17:59,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 22:17:59,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 22:17:59,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-13 22:17:59,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-13 22:17:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 22:17:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-07-13 22:17:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-07-13 22:17:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-07-13 22:17:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-07-13 22:17:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-07-13 22:17:59,696 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-07-13 22:17:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-07-13 22:17:59,696 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-07-13 22:17:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 22:17:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-13 22:17:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-13 22:17:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-13 22:17:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-13 22:17:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 22:17:59,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 22:17:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-13 22:17:59,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 22:17:59,698 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-13 22:17:59,754 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 22:17:59,755 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 22:17:59,970 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 22:17:59,992 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 22:17:59,992 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-13 22:17:59,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 10:17:59 BoogieIcfgContainer [2022-07-13 22:17:59,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 22:17:59,999 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 22:18:00,000 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 22:18:00,005 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 22:18:00,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 10:17:59" (1/3) ... [2022-07-13 22:18:00,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fb47a03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 10:18:00, skipping insertion in model container [2022-07-13 22:18:00,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 10:17:59" (2/3) ... [2022-07-13 22:18:00,006 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fb47a03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 10:18:00, skipping insertion in model container [2022-07-13 22:18:00,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 10:17:59" (3/3) ... [2022-07-13 22:18:00,007 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-mult-4.wvr.c [2022-07-13 22:18:00,011 WARN L143 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-07-13 22:18:00,021 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 22:18:00,022 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 22:18:00,022 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-07-13 22:18:00,072 INFO L135 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-07-13 22:18:00,097 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 133 transitions, 298 flow [2022-07-13 22:18:00,192 INFO L129 PetriNetUnfolder]: 10/129 cut-off events. [2022-07-13 22:18:00,192 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-07-13 22:18:00,196 INFO L84 FinitePrefix]: Finished finitePrefix Result has 146 conditions, 129 events. 10/129 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 95 event pairs, 0 based on Foata normal form. 0/118 useless extension candidates. Maximal degree in co-relation 88. Up to 2 conditions per place. [2022-07-13 22:18:00,196 INFO L82 GeneralOperation]: Start removeDead. Operand has 136 places, 133 transitions, 298 flow [2022-07-13 22:18:00,202 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 119 places, 116 transitions, 256 flow [2022-07-13 22:18:00,218 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 22:18:00,224 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@69cd2077, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@50ac8425 [2022-07-13 22:18:00,224 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-07-13 22:18:00,247 INFO L129 PetriNetUnfolder]: 10/115 cut-off events. [2022-07-13 22:18:00,247 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-07-13 22:18:00,247 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 22:18:00,248 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 22:18:00,248 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-07-13 22:18:00,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 22:18:00,252 INFO L85 PathProgramCache]: Analyzing trace with hash 307107853, now seen corresponding path program 1 times [2022-07-13 22:18:00,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 22:18:00,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391855580] [2022-07-13 22:18:00,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 22:18:00,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 22:18:00,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 22:18:00,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 22:18:00,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 22:18:00,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391855580] [2022-07-13 22:18:00,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391855580] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 22:18:00,444 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 22:18:00,444 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 22:18:00,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878804731] [2022-07-13 22:18:00,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 22:18:00,451 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-13 22:18:00,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 22:18:00,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-13 22:18:00,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 22:18:00,480 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 116 out of 133 [2022-07-13 22:18:00,486 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 119 places, 116 transitions, 256 flow. Second operand has 2 states, 2 states have (on average 120.5) internal successors, (241), 2 states have internal predecessors, (241), 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) [2022-07-13 22:18:00,486 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 22:18:00,486 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 116 of 133 [2022-07-13 22:18:00,487 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 22:18:00,550 INFO L129 PetriNetUnfolder]: 25/195 cut-off events. [2022-07-13 22:18:00,554 INFO L130 PetriNetUnfolder]: For 42/42 co-relation queries the response was YES. [2022-07-13 22:18:00,556 INFO L84 FinitePrefix]: Finished finitePrefix Result has 264 conditions, 195 events. 25/195 cut-off events. For 42/42 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 420 event pairs, 9 based on Foata normal form. 44/219 useless extension candidates. Maximal degree in co-relation 160. Up to 40 conditions per place. [2022-07-13 22:18:00,558 INFO L132 encePairwiseOnDemand]: 127/133 looper letters, 10 selfloop transitions, 0 changer transitions 2/110 dead transitions. [2022-07-13 22:18:00,559 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 110 transitions, 264 flow [2022-07-13 22:18:00,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 22:18:00,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-07-13 22:18:00,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 248 transitions. [2022-07-13 22:18:00,569 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.9323308270676691 [2022-07-13 22:18:00,570 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 248 transitions. [2022-07-13 22:18:00,570 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 248 transitions. [2022-07-13 22:18:00,572 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 22:18:00,573 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 248 transitions. [2022-07-13 22:18:00,576 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 124.0) internal successors, (248), 2 states have internal predecessors, (248), 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) [2022-07-13 22:18:00,580 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 133.0) internal successors, (399), 3 states have internal predecessors, (399), 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) [2022-07-13 22:18:00,581 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 133.0) internal successors, (399), 3 states have internal predecessors, (399), 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) [2022-07-13 22:18:00,582 INFO L186 Difference]: Start difference. First operand has 119 places, 116 transitions, 256 flow. Second operand 2 states and 248 transitions. [2022-07-13 22:18:00,582 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 110 transitions, 264 flow [2022-07-13 22:18:00,585 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 110 transitions, 248 flow, removed 0 selfloop flow, removed 8 redundant places. [2022-07-13 22:18:00,588 INFO L242 Difference]: Finished difference. Result has 112 places, 108 transitions, 224 flow [2022-07-13 22:18:00,589 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=228, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=110, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=224, PETRI_PLACES=112, PETRI_TRANSITIONS=108} [2022-07-13 22:18:00,592 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, -7 predicate places. [2022-07-13 22:18:00,592 INFO L495 AbstractCegarLoop]: Abstraction has has 112 places, 108 transitions, 224 flow [2022-07-13 22:18:00,594 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 120.5) internal successors, (241), 2 states have internal predecessors, (241), 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) [2022-07-13 22:18:00,594 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 22:18:00,594 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 22:18:00,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 22:18:00,594 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-07-13 22:18:00,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 22:18:00,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1646542828, now seen corresponding path program 1 times [2022-07-13 22:18:00,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 22:18:00,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535419227] [2022-07-13 22:18:00,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 22:18:00,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 22:18:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 22:18:00,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 22:18:00,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 22:18:00,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535419227] [2022-07-13 22:18:00,807 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535419227] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 22:18:00,808 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 22:18:00,808 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 22:18:00,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030646058] [2022-07-13 22:18:00,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 22:18:00,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 22:18:00,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 22:18:00,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 22:18:00,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-13 22:18:00,812 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 133 [2022-07-13 22:18:00,813 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 108 transitions, 224 flow. Second operand has 5 states, 5 states have (on average 106.4) internal successors, (532), 5 states have internal predecessors, (532), 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) [2022-07-13 22:18:00,813 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 22:18:00,813 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 133 [2022-07-13 22:18:00,814 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 22:18:00,955 INFO L129 PetriNetUnfolder]: 112/475 cut-off events. [2022-07-13 22:18:00,956 INFO L130 PetriNetUnfolder]: For 30/31 co-relation queries the response was YES. [2022-07-13 22:18:00,959 INFO L84 FinitePrefix]: Finished finitePrefix Result has 659 conditions, 475 events. 112/475 cut-off events. For 30/31 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 2071 event pairs, 14 based on Foata normal form. 9/421 useless extension candidates. Maximal degree in co-relation 656. Up to 153 conditions per place. [2022-07-13 22:18:00,962 INFO L132 encePairwiseOnDemand]: 125/133 looper letters, 25 selfloop transitions, 3 changer transitions 5/120 dead transitions. [2022-07-13 22:18:00,962 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 120 transitions, 321 flow [2022-07-13 22:18:00,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 22:18:00,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-07-13 22:18:00,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 551 transitions. [2022-07-13 22:18:00,966 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8285714285714286 [2022-07-13 22:18:00,967 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 551 transitions. [2022-07-13 22:18:00,967 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 551 transitions. [2022-07-13 22:18:00,968 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 22:18:00,968 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 551 transitions. [2022-07-13 22:18:00,970 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 110.2) internal successors, (551), 5 states have internal predecessors, (551), 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) [2022-07-13 22:18:00,972 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 133.0) internal successors, (798), 6 states have internal predecessors, (798), 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) [2022-07-13 22:18:00,973 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 133.0) internal successors, (798), 6 states have internal predecessors, (798), 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) [2022-07-13 22:18:00,973 INFO L186 Difference]: Start difference. First operand has 112 places, 108 transitions, 224 flow. Second operand 5 states and 551 transitions. [2022-07-13 22:18:00,973 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 120 transitions, 321 flow [2022-07-13 22:18:00,975 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 120 transitions, 321 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-07-13 22:18:00,977 INFO L242 Difference]: Finished difference. Result has 117 places, 110 transitions, 251 flow [2022-07-13 22:18:00,977 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=224, PETRI_DIFFERENCE_MINUEND_PLACES=110, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=108, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=251, PETRI_PLACES=117, PETRI_TRANSITIONS=110} [2022-07-13 22:18:00,978 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, -2 predicate places. [2022-07-13 22:18:00,978 INFO L495 AbstractCegarLoop]: Abstraction has has 117 places, 110 transitions, 251 flow [2022-07-13 22:18:00,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 106.4) internal successors, (532), 5 states have internal predecessors, (532), 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) [2022-07-13 22:18:00,979 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 22:18:00,979 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 22:18:00,979 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-13 22:18:00,980 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-07-13 22:18:00,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 22:18:00,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1900048170, now seen corresponding path program 1 times [2022-07-13 22:18:00,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 22:18:00,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54306818] [2022-07-13 22:18:00,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 22:18:00,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 22:18:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 22:18:01,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 22:18:01,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 22:18:01,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54306818] [2022-07-13 22:18:01,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54306818] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 22:18:01,159 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 22:18:01,159 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 22:18:01,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577144936] [2022-07-13 22:18:01,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 22:18:01,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 22:18:01,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 22:18:01,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 22:18:01,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-13 22:18:01,163 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-13 22:18:01,164 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 110 transitions, 251 flow. Second operand has 5 states, 5 states have (on average 103.8) internal successors, (519), 5 states have internal predecessors, (519), 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) [2022-07-13 22:18:01,164 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 22:18:01,164 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-13 22:18:01,165 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 22:18:02,053 INFO L129 PetriNetUnfolder]: 5275/9959 cut-off events. [2022-07-13 22:18:02,054 INFO L130 PetriNetUnfolder]: For 731/731 co-relation queries the response was YES. [2022-07-13 22:18:02,079 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18296 conditions, 9959 events. 5275/9959 cut-off events. For 731/731 co-relation queries the response was YES. Maximal size of possible extension queue 614. Compared 81077 event pairs, 2076 based on Foata normal form. 0/7807 useless extension candidates. Maximal degree in co-relation 18289. Up to 3889 conditions per place. [2022-07-13 22:18:02,130 INFO L132 encePairwiseOnDemand]: 124/133 looper letters, 51 selfloop transitions, 5 changer transitions 9/149 dead transitions. [2022-07-13 22:18:02,130 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 149 transitions, 480 flow [2022-07-13 22:18:02,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-13 22:18:02,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-07-13 22:18:02,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 671 transitions. [2022-07-13 22:18:02,133 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8408521303258145 [2022-07-13 22:18:02,133 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 671 transitions. [2022-07-13 22:18:02,133 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 671 transitions. [2022-07-13 22:18:02,134 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 22:18:02,134 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 671 transitions. [2022-07-13 22:18:02,136 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 111.83333333333333) internal successors, (671), 6 states have internal predecessors, (671), 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) [2022-07-13 22:18:02,137 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 133.0) internal successors, (931), 7 states have internal predecessors, (931), 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) [2022-07-13 22:18:02,138 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 133.0) internal successors, (931), 7 states have internal predecessors, (931), 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) [2022-07-13 22:18:02,138 INFO L186 Difference]: Start difference. First operand has 117 places, 110 transitions, 251 flow. Second operand 6 states and 671 transitions. [2022-07-13 22:18:02,138 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 149 transitions, 480 flow [2022-07-13 22:18:02,141 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 149 transitions, 473 flow, removed 2 selfloop flow, removed 3 redundant places. [2022-07-13 22:18:02,144 INFO L242 Difference]: Finished difference. Result has 120 places, 112 transitions, 280 flow [2022-07-13 22:18:02,145 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=244, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=110, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=280, PETRI_PLACES=120, PETRI_TRANSITIONS=112} [2022-07-13 22:18:02,146 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 1 predicate places. [2022-07-13 22:18:02,146 INFO L495 AbstractCegarLoop]: Abstraction has has 120 places, 112 transitions, 280 flow [2022-07-13 22:18:02,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 103.8) internal successors, (519), 5 states have internal predecessors, (519), 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) [2022-07-13 22:18:02,147 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 22:18:02,147 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 22:18:02,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-13 22:18:02,148 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-07-13 22:18:02,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 22:18:02,149 INFO L85 PathProgramCache]: Analyzing trace with hash 413140676, now seen corresponding path program 2 times [2022-07-13 22:18:02,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 22:18:02,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738656965] [2022-07-13 22:18:02,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 22:18:02,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 22:18:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 22:18:02,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 22:18:02,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 22:18:02,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738656965] [2022-07-13 22:18:02,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738656965] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 22:18:02,297 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 22:18:02,297 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 22:18:02,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561612615] [2022-07-13 22:18:02,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 22:18:02,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 22:18:02,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 22:18:02,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 22:18:02,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-13 22:18:02,300 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 133 [2022-07-13 22:18:02,300 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 112 transitions, 280 flow. Second operand has 4 states, 4 states have (on average 107.0) internal successors, (428), 4 states have internal predecessors, (428), 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) [2022-07-13 22:18:02,301 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 22:18:02,301 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 133 [2022-07-13 22:18:02,301 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 22:18:02,815 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [69#L55true, 139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 144#(= ~counter~0 0), 7#L94-4true, 19#L65true]) [2022-07-13 22:18:02,816 INFO L384 tUnfolder$Statistics]: this new event has 65 ancestors and is cut-off event [2022-07-13 22:18:02,816 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-13 22:18:02,816 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-13 22:18:02,817 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:02,819 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][64], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 77#L52true, Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 7#L94-4true, 76#L76true, Black: 144#(= ~counter~0 0), 19#L65true]) [2022-07-13 22:18:02,819 INFO L384 tUnfolder$Statistics]: this new event has 65 ancestors and is cut-off event [2022-07-13 22:18:02,819 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:02,820 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-13 22:18:02,820 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:02,871 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [139#true, 112#L51-2true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 144#(= ~counter~0 0), 7#L94-4true, 19#L65true]) [2022-07-13 22:18:02,871 INFO L384 tUnfolder$Statistics]: this new event has 66 ancestors and is cut-off event [2022-07-13 22:18:02,872 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:02,872 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2022-07-13 22:18:02,872 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2022-07-13 22:18:02,970 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [38#L51-5true, 139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 144#(= ~counter~0 0), 7#L94-4true, 19#L65true]) [2022-07-13 22:18:02,970 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-13 22:18:02,970 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-13 22:18:02,970 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-13 22:18:02,974 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-13 22:18:02,974 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 39#L51-3true, Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 144#(= ~counter~0 0), 7#L94-4true, 19#L65true]) [2022-07-13 22:18:02,975 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2022-07-13 22:18:02,975 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-13 22:18:02,975 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-13 22:18:02,975 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-13 22:18:03,021 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, 155#true, 89#L63true]) [2022-07-13 22:18:03,022 INFO L384 tUnfolder$Statistics]: this new event has 68 ancestors and is cut-off event [2022-07-13 22:18:03,022 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-13 22:18:03,022 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-13 22:18:03,022 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-13 22:18:03,022 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, 43#L62-5true, 155#true]) [2022-07-13 22:18:03,023 INFO L384 tUnfolder$Statistics]: this new event has 68 ancestors and is cut-off event [2022-07-13 22:18:03,023 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-13 22:18:03,023 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-13 22:18:03,023 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-13 22:18:03,061 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [69#L55true, 139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, 155#true, 89#L63true]) [2022-07-13 22:18:03,062 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-13 22:18:03,062 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-13 22:18:03,062 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-13 22:18:03,062 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:03,063 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [69#L55true, 139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), 43#L62-5true, 155#true]) [2022-07-13 22:18:03,063 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-13 22:18:03,063 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-13 22:18:03,063 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:03,063 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-13 22:18:03,096 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [139#true, 27#L73true, 112#L51-2true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, 155#true, 89#L63true]) [2022-07-13 22:18:03,097 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-13 22:18:03,097 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:03,097 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:03,097 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:03,098 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [139#true, 112#L51-2true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, 43#L62-5true, 155#true]) [2022-07-13 22:18:03,098 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-13 22:18:03,098 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:03,098 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:03,098 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:03,128 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 39#L51-3true, Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, 155#true, 89#L63true]) [2022-07-13 22:18:03,128 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-13 22:18:03,128 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:03,129 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-13 22:18:03,129 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:03,129 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 39#L51-3true, Black: 144#(= ~counter~0 0), 7#L94-4true, 43#L62-5true, 155#true]) [2022-07-13 22:18:03,129 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-13 22:18:03,129 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:03,130 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:03,130 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-13 22:18:03,144 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 30#L51-4true, 139#true, 27#L73true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 155#true, 89#L63true, 94#L95-2true]) [2022-07-13 22:18:03,144 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-13 22:18:03,145 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:03,145 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:03,145 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:03,145 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 30#L51-4true, 139#true, 25#L72-5true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 155#true, 89#L63true, 94#L95-2true]) [2022-07-13 22:18:03,145 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-13 22:18:03,145 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:03,145 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:03,146 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:03,146 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][100], [30#L51-4true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 27#L73true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 43#L62-5true, 155#true, 94#L95-2true]) [2022-07-13 22:18:03,146 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-13 22:18:03,146 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:03,146 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:03,146 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:03,147 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][100], [30#L51-4true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 25#L72-5true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 43#L62-5true, 155#true, 94#L95-2true]) [2022-07-13 22:18:03,147 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-13 22:18:03,147 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:03,148 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:03,148 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:03,167 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 27#L73true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 77#L52true, Black: 144#(= ~counter~0 0), 155#true, 89#L63true, 94#L95-2true]) [2022-07-13 22:18:03,167 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-13 22:18:03,167 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:03,167 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-13 22:18:03,167 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-13 22:18:03,168 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 25#L72-5true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 155#true, 89#L63true, 94#L95-2true]) [2022-07-13 22:18:03,168 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-13 22:18:03,168 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:03,168 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-13 22:18:03,168 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-13 22:18:03,168 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][100], [171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 27#L73true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 77#L52true, Black: 144#(= ~counter~0 0), 43#L62-5true, 155#true, 94#L95-2true]) [2022-07-13 22:18:03,169 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-13 22:18:03,169 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:03,169 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-13 22:18:03,169 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-13 22:18:03,169 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][100], [171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 25#L72-5true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 43#L62-5true, 155#true, 94#L95-2true]) [2022-07-13 22:18:03,169 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-13 22:18:03,170 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-13 22:18:03,170 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-13 22:18:03,170 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:03,220 INFO L129 PetriNetUnfolder]: 5802/11040 cut-off events. [2022-07-13 22:18:03,220 INFO L130 PetriNetUnfolder]: For 6821/7568 co-relation queries the response was YES. [2022-07-13 22:18:03,258 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24581 conditions, 11040 events. 5802/11040 cut-off events. For 6821/7568 co-relation queries the response was YES. Maximal size of possible extension queue 786. Compared 95126 event pairs, 2306 based on Foata normal form. 581/10863 useless extension candidates. Maximal degree in co-relation 24573. Up to 4547 conditions per place. [2022-07-13 22:18:03,358 INFO L132 encePairwiseOnDemand]: 126/133 looper letters, 46 selfloop transitions, 6 changer transitions 3/143 dead transitions. [2022-07-13 22:18:03,358 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 143 transitions, 500 flow [2022-07-13 22:18:03,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 22:18:03,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-07-13 22:18:03,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 466 transitions. [2022-07-13 22:18:03,359 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8759398496240601 [2022-07-13 22:18:03,360 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 466 transitions. [2022-07-13 22:18:03,360 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 466 transitions. [2022-07-13 22:18:03,360 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 22:18:03,360 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 466 transitions. [2022-07-13 22:18:03,361 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 116.5) internal successors, (466), 4 states have internal predecessors, (466), 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) [2022-07-13 22:18:03,362 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 133.0) internal successors, (665), 5 states have internal predecessors, (665), 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) [2022-07-13 22:18:03,362 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 133.0) internal successors, (665), 5 states have internal predecessors, (665), 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) [2022-07-13 22:18:03,363 INFO L186 Difference]: Start difference. First operand has 120 places, 112 transitions, 280 flow. Second operand 4 states and 466 transitions. [2022-07-13 22:18:03,363 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 143 transitions, 500 flow [2022-07-13 22:18:03,369 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 143 transitions, 476 flow, removed 9 selfloop flow, removed 3 redundant places. [2022-07-13 22:18:03,371 INFO L242 Difference]: Finished difference. Result has 122 places, 118 transitions, 324 flow [2022-07-13 22:18:03,372 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=268, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=112, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=324, PETRI_PLACES=122, PETRI_TRANSITIONS=118} [2022-07-13 22:18:03,373 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 3 predicate places. [2022-07-13 22:18:03,373 INFO L495 AbstractCegarLoop]: Abstraction has has 122 places, 118 transitions, 324 flow [2022-07-13 22:18:03,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 107.0) internal successors, (428), 4 states have internal predecessors, (428), 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) [2022-07-13 22:18:03,373 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 22:18:03,374 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 22:18:03,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-13 22:18:03,374 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-07-13 22:18:03,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 22:18:03,375 INFO L85 PathProgramCache]: Analyzing trace with hash -744828084, now seen corresponding path program 1 times [2022-07-13 22:18:03,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 22:18:03,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791772874] [2022-07-13 22:18:03,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 22:18:03,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 22:18:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 22:18:03,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 22:18:03,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 22:18:03,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791772874] [2022-07-13 22:18:03,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791772874] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 22:18:03,491 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 22:18:03,491 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 22:18:03,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499232723] [2022-07-13 22:18:03,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 22:18:03,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 22:18:03,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 22:18:03,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 22:18:03,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-13 22:18:03,494 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-13 22:18:03,495 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 118 transitions, 324 flow. Second operand has 5 states, 5 states have (on average 103.8) internal successors, (519), 5 states have internal predecessors, (519), 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) [2022-07-13 22:18:03,495 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 22:18:03,495 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-13 22:18:03,495 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 22:18:04,786 INFO L129 PetriNetUnfolder]: 9574/17233 cut-off events. [2022-07-13 22:18:04,787 INFO L130 PetriNetUnfolder]: For 10783/11570 co-relation queries the response was YES. [2022-07-13 22:18:04,849 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41915 conditions, 17233 events. 9574/17233 cut-off events. For 10783/11570 co-relation queries the response was YES. Maximal size of possible extension queue 1088. Compared 150168 event pairs, 3313 based on Foata normal form. 631/17409 useless extension candidates. Maximal degree in co-relation 41906. Up to 5935 conditions per place. [2022-07-13 22:18:04,929 INFO L132 encePairwiseOnDemand]: 124/133 looper letters, 83 selfloop transitions, 10 changer transitions 4/183 dead transitions. [2022-07-13 22:18:04,930 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 183 transitions, 768 flow [2022-07-13 22:18:04,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-13 22:18:04,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-07-13 22:18:04,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 689 transitions. [2022-07-13 22:18:04,932 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8634085213032582 [2022-07-13 22:18:04,932 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 689 transitions. [2022-07-13 22:18:04,932 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 689 transitions. [2022-07-13 22:18:04,932 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 22:18:04,933 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 689 transitions. [2022-07-13 22:18:04,934 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 114.83333333333333) internal successors, (689), 6 states have internal predecessors, (689), 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) [2022-07-13 22:18:04,936 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 133.0) internal successors, (931), 7 states have internal predecessors, (931), 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) [2022-07-13 22:18:04,936 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 133.0) internal successors, (931), 7 states have internal predecessors, (931), 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) [2022-07-13 22:18:04,936 INFO L186 Difference]: Start difference. First operand has 122 places, 118 transitions, 324 flow. Second operand 6 states and 689 transitions. [2022-07-13 22:18:04,937 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 127 places, 183 transitions, 768 flow [2022-07-13 22:18:04,940 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 127 places, 183 transitions, 768 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-07-13 22:18:04,942 INFO L242 Difference]: Finished difference. Result has 130 places, 125 transitions, 402 flow [2022-07-13 22:18:04,942 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=324, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=402, PETRI_PLACES=130, PETRI_TRANSITIONS=125} [2022-07-13 22:18:04,944 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 11 predicate places. [2022-07-13 22:18:04,944 INFO L495 AbstractCegarLoop]: Abstraction has has 130 places, 125 transitions, 402 flow [2022-07-13 22:18:04,945 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 103.8) internal successors, (519), 5 states have internal predecessors, (519), 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) [2022-07-13 22:18:04,945 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 22:18:04,945 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 22:18:04,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-13 22:18:04,945 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-07-13 22:18:04,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 22:18:04,947 INFO L85 PathProgramCache]: Analyzing trace with hash -849627652, now seen corresponding path program 3 times [2022-07-13 22:18:04,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 22:18:04,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494960655] [2022-07-13 22:18:04,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 22:18:04,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 22:18:04,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 22:18:05,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 22:18:05,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 22:18:05,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494960655] [2022-07-13 22:18:05,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494960655] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 22:18:05,043 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 22:18:05,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 22:18:05,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74876647] [2022-07-13 22:18:05,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 22:18:05,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 22:18:05,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 22:18:05,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 22:18:05,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-13 22:18:05,046 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 133 [2022-07-13 22:18:05,046 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 125 transitions, 402 flow. Second operand has 4 states, 4 states have (on average 107.0) internal successors, (428), 4 states have internal predecessors, (428), 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) [2022-07-13 22:18:05,046 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 22:18:05,047 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 133 [2022-07-13 22:18:05,047 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 22:18:06,142 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 16#thread4ENTRYtrue, 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 53#L41-3true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,142 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2022-07-13 22:18:06,142 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-13 22:18:06,147 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-13 22:18:06,147 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-13 22:18:06,192 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][124], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 47#thread3ENTRYtrue, 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 27#L73true, 39#L51-3true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-13 22:18:06,192 INFO L384 tUnfolder$Statistics]: this new event has 68 ancestors and is cut-off event [2022-07-13 22:18:06,192 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-13 22:18:06,192 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-13 22:18:06,193 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-13 22:18:06,247 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][84], [139#true, 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 53#L41-3true, 43#L62-5true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 27#L73true, 180#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,248 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2022-07-13 22:18:06,248 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-13 22:18:06,248 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-13 22:18:06,248 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-13 22:18:06,258 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][84], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 53#L41-3true, 43#L62-5true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 27#L73true, 180#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,258 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2022-07-13 22:18:06,258 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-13 22:18:06,258 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-13 22:18:06,258 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-13 22:18:06,291 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][124], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 47#thread3ENTRYtrue, 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 38#L51-5true, 27#L73true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-13 22:18:06,291 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,291 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:06,292 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,292 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:06,320 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][101], [139#true, 30#L51-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 28#L44true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true, 89#L63true]) [2022-07-13 22:18:06,321 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-13 22:18:06,321 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:06,321 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:06,321 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-13 22:18:06,321 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][116], [139#true, 30#L51-4true, 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 43#L62-5true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 28#L44true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-13 22:18:06,321 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-13 22:18:06,321 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:06,321 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:06,321 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-13 22:18:06,332 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 53#L41-3true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 25#L72-5true, 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,332 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-13 22:18:06,332 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-13 22:18:06,332 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:06,332 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-13 22:18:06,334 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][82], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 25#L72-5true, 39#L51-3true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,334 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,334 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,334 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:06,334 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:06,400 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][82], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 27#L73true, 39#L51-3true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true, 89#L63true]) [2022-07-13 22:18:06,401 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,401 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,401 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,401 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,478 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([347] L41-4-->L42: Formula: (< (mod v_thread1Thread1of1ForFork2_~i~0_5 4294967296) (mod v_~N~0_2 4294967296)) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[][62], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 87#L42true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 40#L62-4true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 76#L76true, Black: 144#(= ~counter~0 0), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,479 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-13 22:18:06,479 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-13 22:18:06,479 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:06,479 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-13 22:18:06,479 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([346] L41-4-->L41-5: Formula: (not (< (mod v_thread1Thread1of1ForFork2_~i~0_3 4294967296) (mod v_~N~0_1 4294967296))) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][63], [72#L41-5true, 139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 40#L62-4true, 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, 76#L76true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,479 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-13 22:18:06,479 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:06,479 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-13 22:18:06,479 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-13 22:18:06,479 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 53#L41-3true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 76#L76true, Black: 144#(= ~counter~0 0), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,479 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,479 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:06,479 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,479 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,482 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][82], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 38#L51-5true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,482 INFO L384 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,482 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-13 22:18:06,482 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-13 22:18:06,482 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,535 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][82], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 38#L51-5true, 27#L73true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true, 89#L63true]) [2022-07-13 22:18:06,535 INFO L384 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,535 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,535 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,535 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,726 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][82], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 77#L52true, 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,726 INFO L384 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,726 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-13 22:18:06,726 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,726 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-13 22:18:06,744 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][124], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 43#L62-5true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 27#L73true, 39#L51-3true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-13 22:18:06,745 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-13 22:18:06,745 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-13 22:18:06,745 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,745 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,763 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][82], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 69#L55true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,763 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-07-13 22:18:06,763 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-13 22:18:06,763 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-13 22:18:06,768 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:06,769 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][128], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 40#L62-4true, 27#L73true, 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,769 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-07-13 22:18:06,769 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-13 22:18:06,769 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:06,769 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-13 22:18:06,799 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][82], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 25#L72-5true, 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,799 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-13 22:18:06,799 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:06,799 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:06,799 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:06,800 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([347] L41-4-->L42: Formula: (< (mod v_thread1Thread1of1ForFork2_~i~0_5 4294967296) (mod v_~N~0_2 4294967296)) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[][62], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 87#L42true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 40#L62-4true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 112#L51-2true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,800 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-13 22:18:06,800 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,801 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:06,801 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,801 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([346] L41-4-->L41-5: Formula: (not (< (mod v_thread1Thread1of1ForFork2_~i~0_3 4294967296) (mod v_~N~0_1 4294967296))) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][63], [72#L41-5true, 139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 40#L62-4true, 25#L72-5true, 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,801 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-13 22:18:06,801 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,801 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:06,801 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,801 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 112#L51-2true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,801 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-13 22:18:06,802 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:06,802 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-13 22:18:06,802 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:06,802 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-13 22:18:06,813 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][124], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, 43#L62-5true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 38#L51-5true, 27#L73true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-13 22:18:06,813 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-07-13 22:18:06,813 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,813 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,813 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-07-13 22:18:06,824 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([347] L41-4-->L42: Formula: (< (mod v_thread1Thread1of1ForFork2_~i~0_5 4294967296) (mod v_~N~0_2 4294967296)) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[][48], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 187#true, 87#L42true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 40#L62-4true, 25#L72-5true, 39#L51-3true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,824 INFO L384 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-07-13 22:18:06,825 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:06,825 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-13 22:18:06,825 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-13 22:18:06,825 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([346] L41-4-->L41-5: Formula: (not (< (mod v_thread1Thread1of1ForFork2_~i~0_3 4294967296) (mod v_~N~0_1 4294967296))) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][36], [72#L41-5true, 139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 40#L62-4true, 25#L72-5true, 39#L51-3true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,825 INFO L384 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-07-13 22:18:06,825 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:06,825 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-13 22:18:06,825 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-13 22:18:06,825 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][82], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 25#L72-5true, 39#L51-3true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,826 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-13 22:18:06,826 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,826 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:06,826 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:06,826 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:06,842 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 94#L95-2true, 25#L72-5true, 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true, 89#L63true]) [2022-07-13 22:18:06,843 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-07-13 22:18:06,843 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,843 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,843 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-07-13 22:18:06,844 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][117], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 43#L62-5true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 94#L95-2true, 25#L72-5true, 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-13 22:18:06,844 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-07-13 22:18:06,844 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,844 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,844 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-07-13 22:18:06,858 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([347] L41-4-->L42: Formula: (< (mod v_thread1Thread1of1ForFork2_~i~0_5 4294967296) (mod v_~N~0_2 4294967296)) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[][48], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 87#L42true, Black: 168#true, 38#L51-5true, 40#L62-4true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,859 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2022-07-13 22:18:06,859 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-13 22:18:06,859 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:06,859 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:06,859 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([346] L41-4-->L41-5: Formula: (not (< (mod v_thread1Thread1of1ForFork2_~i~0_3 4294967296) (mod v_~N~0_1 4294967296))) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][36], [139#true, 72#L41-5true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 38#L51-5true, 40#L62-4true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,859 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2022-07-13 22:18:06,859 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-13 22:18:06,859 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:06,860 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:06,860 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][82], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 38#L51-5true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:06,860 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-07-13 22:18:06,860 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-13 22:18:06,860 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,860 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-13 22:18:06,860 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-13 22:18:06,897 INFO L129 PetriNetUnfolder]: 12606/23845 cut-off events. [2022-07-13 22:18:06,897 INFO L130 PetriNetUnfolder]: For 31294/33787 co-relation queries the response was YES. [2022-07-13 22:18:06,991 INFO L84 FinitePrefix]: Finished finitePrefix Result has 66478 conditions, 23845 events. 12606/23845 cut-off events. For 31294/33787 co-relation queries the response was YES. Maximal size of possible extension queue 1513. Compared 228391 event pairs, 3978 based on Foata normal form. 1200/23696 useless extension candidates. Maximal degree in co-relation 66465. Up to 8372 conditions per place. [2022-07-13 22:18:07,097 INFO L132 encePairwiseOnDemand]: 126/133 looper letters, 58 selfloop transitions, 12 changer transitions 3/166 dead transitions. [2022-07-13 22:18:07,097 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 166 transitions, 758 flow [2022-07-13 22:18:07,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 22:18:07,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-07-13 22:18:07,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 468 transitions. [2022-07-13 22:18:07,099 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8796992481203008 [2022-07-13 22:18:07,099 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 468 transitions. [2022-07-13 22:18:07,099 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 468 transitions. [2022-07-13 22:18:07,100 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 22:18:07,100 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 468 transitions. [2022-07-13 22:18:07,101 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 117.0) internal successors, (468), 4 states have internal predecessors, (468), 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) [2022-07-13 22:18:07,101 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 133.0) internal successors, (665), 5 states have internal predecessors, (665), 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) [2022-07-13 22:18:07,102 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 133.0) internal successors, (665), 5 states have internal predecessors, (665), 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) [2022-07-13 22:18:07,102 INFO L186 Difference]: Start difference. First operand has 130 places, 125 transitions, 402 flow. Second operand 4 states and 468 transitions. [2022-07-13 22:18:07,102 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 166 transitions, 758 flow [2022-07-13 22:18:07,109 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 166 transitions, 754 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-07-13 22:18:07,110 INFO L242 Difference]: Finished difference. Result has 134 places, 133 transitions, 518 flow [2022-07-13 22:18:07,111 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=398, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=125, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=518, PETRI_PLACES=134, PETRI_TRANSITIONS=133} [2022-07-13 22:18:07,111 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 15 predicate places. [2022-07-13 22:18:07,111 INFO L495 AbstractCegarLoop]: Abstraction has has 134 places, 133 transitions, 518 flow [2022-07-13 22:18:07,112 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 107.0) internal successors, (428), 4 states have internal predecessors, (428), 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) [2022-07-13 22:18:07,112 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 22:18:07,112 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 22:18:07,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-13 22:18:07,112 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-07-13 22:18:07,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 22:18:07,113 INFO L85 PathProgramCache]: Analyzing trace with hash -1706284138, now seen corresponding path program 2 times [2022-07-13 22:18:07,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 22:18:07,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221511472] [2022-07-13 22:18:07,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 22:18:07,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 22:18:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 22:18:07,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 22:18:07,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 22:18:07,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221511472] [2022-07-13 22:18:07,186 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221511472] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 22:18:07,186 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 22:18:07,186 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 22:18:07,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904044808] [2022-07-13 22:18:07,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 22:18:07,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 22:18:07,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 22:18:07,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 22:18:07,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-13 22:18:07,188 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-13 22:18:07,188 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 134 places, 133 transitions, 518 flow. Second operand has 5 states, 5 states have (on average 103.8) internal successors, (519), 5 states have internal predecessors, (519), 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) [2022-07-13 22:18:07,189 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 22:18:07,189 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-13 22:18:07,189 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 22:18:10,098 INFO L129 PetriNetUnfolder]: 19445/35246 cut-off events. [2022-07-13 22:18:10,099 INFO L130 PetriNetUnfolder]: For 77585/79815 co-relation queries the response was YES. [2022-07-13 22:18:10,238 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105936 conditions, 35246 events. 19445/35246 cut-off events. For 77585/79815 co-relation queries the response was YES. Maximal size of possible extension queue 1918. Compared 342541 event pairs, 6772 based on Foata normal form. 1672/35818 useless extension candidates. Maximal degree in co-relation 105921. Up to 13413 conditions per place. [2022-07-13 22:18:10,373 INFO L132 encePairwiseOnDemand]: 124/133 looper letters, 79 selfloop transitions, 9 changer transitions 12/187 dead transitions. [2022-07-13 22:18:10,373 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 187 transitions, 1028 flow [2022-07-13 22:18:10,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-13 22:18:10,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-07-13 22:18:10,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 673 transitions. [2022-07-13 22:18:10,375 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.843358395989975 [2022-07-13 22:18:10,375 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 673 transitions. [2022-07-13 22:18:10,375 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 673 transitions. [2022-07-13 22:18:10,375 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 22:18:10,375 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 673 transitions. [2022-07-13 22:18:10,376 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 112.16666666666667) internal successors, (673), 6 states have internal predecessors, (673), 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) [2022-07-13 22:18:10,378 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 133.0) internal successors, (931), 7 states have internal predecessors, (931), 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) [2022-07-13 22:18:10,378 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 133.0) internal successors, (931), 7 states have internal predecessors, (931), 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) [2022-07-13 22:18:10,378 INFO L186 Difference]: Start difference. First operand has 134 places, 133 transitions, 518 flow. Second operand 6 states and 673 transitions. [2022-07-13 22:18:10,378 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 187 transitions, 1028 flow [2022-07-13 22:18:10,399 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 187 transitions, 1024 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-07-13 22:18:10,401 INFO L242 Difference]: Finished difference. Result has 141 places, 135 transitions, 599 flow [2022-07-13 22:18:10,402 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=514, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=133, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=599, PETRI_PLACES=141, PETRI_TRANSITIONS=135} [2022-07-13 22:18:10,403 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 22 predicate places. [2022-07-13 22:18:10,403 INFO L495 AbstractCegarLoop]: Abstraction has has 141 places, 135 transitions, 599 flow [2022-07-13 22:18:10,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 103.8) internal successors, (519), 5 states have internal predecessors, (519), 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) [2022-07-13 22:18:10,403 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 22:18:10,404 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 22:18:10,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-13 22:18:10,404 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-07-13 22:18:10,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 22:18:10,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1401469462, now seen corresponding path program 3 times [2022-07-13 22:18:10,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 22:18:10,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606996241] [2022-07-13 22:18:10,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 22:18:10,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 22:18:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 22:18:10,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 22:18:10,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 22:18:10,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606996241] [2022-07-13 22:18:10,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606996241] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 22:18:10,467 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 22:18:10,468 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 22:18:10,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878775899] [2022-07-13 22:18:10,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 22:18:10,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 22:18:10,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 22:18:10,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 22:18:10,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-13 22:18:10,469 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-13 22:18:10,469 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 135 transitions, 599 flow. Second operand has 5 states, 5 states have (on average 103.8) internal successors, (519), 5 states have internal predecessors, (519), 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) [2022-07-13 22:18:10,470 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 22:18:10,470 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-13 22:18:10,470 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 22:18:15,723 INFO L129 PetriNetUnfolder]: 34022/59413 cut-off events. [2022-07-13 22:18:15,723 INFO L130 PetriNetUnfolder]: For 226570/233125 co-relation queries the response was YES. [2022-07-13 22:18:16,038 INFO L84 FinitePrefix]: Finished finitePrefix Result has 200848 conditions, 59413 events. 34022/59413 cut-off events. For 226570/233125 co-relation queries the response was YES. Maximal size of possible extension queue 3148. Compared 597823 event pairs, 14667 based on Foata normal form. 3826/60228 useless extension candidates. Maximal degree in co-relation 200830. Up to 26568 conditions per place. [2022-07-13 22:18:16,418 INFO L132 encePairwiseOnDemand]: 124/133 looper letters, 98 selfloop transitions, 6 changer transitions 3/198 dead transitions. [2022-07-13 22:18:16,418 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 198 transitions, 1259 flow [2022-07-13 22:18:16,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-13 22:18:16,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-07-13 22:18:16,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 669 transitions. [2022-07-13 22:18:16,420 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8383458646616542 [2022-07-13 22:18:16,420 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 669 transitions. [2022-07-13 22:18:16,420 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 669 transitions. [2022-07-13 22:18:16,420 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 22:18:16,420 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 669 transitions. [2022-07-13 22:18:16,421 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 111.5) internal successors, (669), 6 states have internal predecessors, (669), 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) [2022-07-13 22:18:16,422 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 133.0) internal successors, (931), 7 states have internal predecessors, (931), 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) [2022-07-13 22:18:16,423 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 133.0) internal successors, (931), 7 states have internal predecessors, (931), 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) [2022-07-13 22:18:16,423 INFO L186 Difference]: Start difference. First operand has 141 places, 135 transitions, 599 flow. Second operand 6 states and 669 transitions. [2022-07-13 22:18:16,423 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 198 transitions, 1259 flow [2022-07-13 22:18:16,490 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 198 transitions, 1204 flow, removed 23 selfloop flow, removed 3 redundant places. [2022-07-13 22:18:16,492 INFO L242 Difference]: Finished difference. Result has 145 places, 138 transitions, 646 flow [2022-07-13 22:18:16,493 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=566, PETRI_DIFFERENCE_MINUEND_PLACES=137, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=135, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=646, PETRI_PLACES=145, PETRI_TRANSITIONS=138} [2022-07-13 22:18:16,493 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 26 predicate places. [2022-07-13 22:18:16,493 INFO L495 AbstractCegarLoop]: Abstraction has has 145 places, 138 transitions, 646 flow [2022-07-13 22:18:16,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 103.8) internal successors, (519), 5 states have internal predecessors, (519), 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) [2022-07-13 22:18:16,494 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 22:18:16,494 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 22:18:16,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-13 22:18:16,494 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-07-13 22:18:16,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 22:18:16,495 INFO L85 PathProgramCache]: Analyzing trace with hash 163349338, now seen corresponding path program 4 times [2022-07-13 22:18:16,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 22:18:16,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244354653] [2022-07-13 22:18:16,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 22:18:16,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 22:18:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 22:18:16,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 22:18:16,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 22:18:16,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244354653] [2022-07-13 22:18:16,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244354653] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 22:18:16,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 22:18:16,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 22:18:16,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982865853] [2022-07-13 22:18:16,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 22:18:16,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 22:18:16,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 22:18:16,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 22:18:16,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 22:18:16,541 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 133 [2022-07-13 22:18:16,542 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 138 transitions, 646 flow. Second operand has 4 states, 4 states have (on average 107.0) internal successors, (428), 4 states have internal predecessors, (428), 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) [2022-07-13 22:18:16,542 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 22:18:16,542 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 133 [2022-07-13 22:18:16,542 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 22:18:18,809 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][99], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 53#L41-3true, Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), Black: 196#(= thread1Thread1of1ForFork2_~i~0 0), Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 76#L76true, Black: 144#(= ~counter~0 0), Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 207#true, Black: 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 89#L63true]) [2022-07-13 22:18:18,809 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-07-13 22:18:18,810 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:18,810 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:18,810 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:20,143 INFO L129 PetriNetUnfolder]: 20259/40395 cut-off events. [2022-07-13 22:18:20,143 INFO L130 PetriNetUnfolder]: For 157653/169597 co-relation queries the response was YES. [2022-07-13 22:18:20,405 INFO L84 FinitePrefix]: Finished finitePrefix Result has 141202 conditions, 40395 events. 20259/40395 cut-off events. For 157653/169597 co-relation queries the response was YES. Maximal size of possible extension queue 2245. Compared 439436 event pairs, 9830 based on Foata normal form. 2937/40645 useless extension candidates. Maximal degree in co-relation 141182. Up to 14064 conditions per place. [2022-07-13 22:18:20,589 INFO L132 encePairwiseOnDemand]: 125/133 looper letters, 54 selfloop transitions, 6 changer transitions 12/168 dead transitions. [2022-07-13 22:18:20,589 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 168 transitions, 985 flow [2022-07-13 22:18:20,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 22:18:20,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-07-13 22:18:20,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 565 transitions. [2022-07-13 22:18:20,590 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.849624060150376 [2022-07-13 22:18:20,591 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 565 transitions. [2022-07-13 22:18:20,591 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 565 transitions. [2022-07-13 22:18:20,591 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 22:18:20,591 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 565 transitions. [2022-07-13 22:18:20,592 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 113.0) internal successors, (565), 5 states have internal predecessors, (565), 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) [2022-07-13 22:18:20,593 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 133.0) internal successors, (798), 6 states have internal predecessors, (798), 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) [2022-07-13 22:18:20,593 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 133.0) internal successors, (798), 6 states have internal predecessors, (798), 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) [2022-07-13 22:18:20,593 INFO L186 Difference]: Start difference. First operand has 145 places, 138 transitions, 646 flow. Second operand 5 states and 565 transitions. [2022-07-13 22:18:20,593 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 168 transitions, 985 flow [2022-07-13 22:18:20,619 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 168 transitions, 979 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-07-13 22:18:20,620 INFO L242 Difference]: Finished difference. Result has 149 places, 138 transitions, 664 flow [2022-07-13 22:18:20,621 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=640, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=138, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=132, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=664, PETRI_PLACES=149, PETRI_TRANSITIONS=138} [2022-07-13 22:18:20,621 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 30 predicate places. [2022-07-13 22:18:20,621 INFO L495 AbstractCegarLoop]: Abstraction has has 149 places, 138 transitions, 664 flow [2022-07-13 22:18:20,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 107.0) internal successors, (428), 4 states have internal predecessors, (428), 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) [2022-07-13 22:18:20,622 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 22:18:20,622 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 22:18:20,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-13 22:18:20,622 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-07-13 22:18:20,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 22:18:20,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1735102958, now seen corresponding path program 1 times [2022-07-13 22:18:20,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 22:18:20,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296085044] [2022-07-13 22:18:20,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 22:18:20,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 22:18:20,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 22:18:20,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 22:18:20,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 22:18:20,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296085044] [2022-07-13 22:18:20,688 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296085044] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 22:18:20,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2112515762] [2022-07-13 22:18:20,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 22:18:20,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 22:18:20,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 22:18:20,690 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 22:18:20,691 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-13 22:18:20,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 22:18:20,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-13 22:18:20,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 22:18:20,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 22:18:20,950 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 22:18:21,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 22:18:21,064 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2112515762] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-13 22:18:21,064 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-07-13 22:18:21,064 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 5] total 7 [2022-07-13 22:18:21,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020263390] [2022-07-13 22:18:21,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 22:18:21,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 22:18:21,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 22:18:21,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 22:18:21,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-13 22:18:21,066 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 133 [2022-07-13 22:18:21,071 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 149 places, 138 transitions, 664 flow. Second operand has 4 states, 4 states have (on average 107.5) internal successors, (430), 4 states have internal predecessors, (430), 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) [2022-07-13 22:18:21,072 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 22:18:21,072 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 133 [2022-07-13 22:18:21,073 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 22:18:22,240 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][98], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 44#L62-2true, Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), 118#L93-4true, Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), Black: 144#(= ~counter~0 0), Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), 196#(= thread1Thread1of1ForFork2_~i~0 0), 83#L41-4true, Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 581#(< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:22,240 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2022-07-13 22:18:22,241 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-13 22:18:22,241 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-13 22:18:22,241 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-13 22:18:22,241 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][98], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), 118#L93-4true, Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), Black: 144#(= ~counter~0 0), Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), 196#(= thread1Thread1of1ForFork2_~i~0 0), 83#L41-4true, Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 581#(< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 89#L63true]) [2022-07-13 22:18:22,241 INFO L384 tUnfolder$Statistics]: this new event has 65 ancestors and is cut-off event [2022-07-13 22:18:22,241 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-13 22:18:22,241 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-13 22:18:22,241 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-13 22:18:23,173 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][61], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 196#(= thread1Thread1of1ForFork2_~i~0 0), 83#L41-4true, Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, 43#L62-5true, 234#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 76#L76true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:23,173 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-13 22:18:23,173 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:23,173 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:23,173 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:23,583 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][98], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), Black: 144#(= ~counter~0 0), Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), 7#L94-4true, Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 19#L65true, 196#(= thread1Thread1of1ForFork2_~i~0 0), 83#L41-4true, Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 77#L52true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 76#L76true, 581#(< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:23,584 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-13 22:18:23,584 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:23,584 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:23,584 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-13 22:18:23,618 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][98], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), Black: 196#(= thread1Thread1of1ForFork2_~i~0 0), Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 19#L65true, Black: 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 77#L52true, 16#thread4ENTRYtrue, 53#L41-3true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 581#(< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:23,618 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-13 22:18:23,621 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-13 22:18:23,621 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:23,621 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-13 22:18:23,771 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][98], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 139#true, Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), 196#(= thread1Thread1of1ForFork2_~i~0 0), Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, 16#thread4ENTRYtrue, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 581#(< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 89#L63true]) [2022-07-13 22:18:23,771 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-13 22:18:23,771 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:23,771 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:23,772 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:23,772 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][98], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 139#true, Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 44#L62-2true, Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), Black: 144#(= ~counter~0 0), Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), 7#L94-4true, Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), 196#(= thread1Thread1of1ForFork2_~i~0 0), Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), 83#L41-4true, Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, 16#thread4ENTRYtrue, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 581#(< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:23,772 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-07-13 22:18:23,772 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-13 22:18:23,772 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-13 22:18:23,772 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-13 22:18:23,804 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][98], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 139#true, Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 44#L62-2true, 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 196#(= thread1Thread1of1ForFork2_~i~0 0), 83#L41-4true, Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 77#L52true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 581#(< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)), 76#L76true, Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:23,805 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-13 22:18:23,805 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:23,805 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:23,805 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-13 22:18:23,840 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([346] L41-4-->L41-5: Formula: (not (< (mod v_thread1Thread1of1ForFork2_~i~0_3 4294967296) (mod v_~N~0_1 4294967296))) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][92], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 139#true, Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 157#(= thread3Thread1of1ForFork1_~i~2 0), 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), Black: 196#(= thread1Thread1of1ForFork2_~i~0 0), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 19#L65true, Black: 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), 72#L41-5true, Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 38#L51-5true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 581#(< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:23,840 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-13 22:18:23,840 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:23,840 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:23,840 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-13 22:18:24,132 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][61], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 139#true, Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 196#(= thread1Thread1of1ForFork2_~i~0 0), 83#L41-4true, Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, 234#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 43#L62-5true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 76#L76true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:24,132 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-13 22:18:24,132 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:24,132 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:24,132 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:24,133 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:24,141 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][61], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 139#true, Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), 196#(= thread1Thread1of1ForFork2_~i~0 0), 83#L41-4true, Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, 43#L62-5true, 234#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:24,141 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-07-13 22:18:24,141 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:24,141 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:24,141 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:24,288 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][61], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), 196#(= thread1Thread1of1ForFork2_~i~0 0), 83#L41-4true, Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, 234#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 43#L62-5true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 76#L76true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:24,288 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-13 22:18:24,288 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:24,288 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:24,288 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:24,298 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][98], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 139#true, Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 19#L65true, Black: 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), 196#(= thread1Thread1of1ForFork2_~i~0 0), 83#L41-4true, Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 77#L52true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 25#L72-5true, 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 581#(< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:24,299 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-13 22:18:24,299 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:24,299 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:24,299 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-13 22:18:24,401 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][61], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 139#true, Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), 196#(= thread1Thread1of1ForFork2_~i~0 0), 83#L41-4true, Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, 234#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 43#L62-5true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:24,402 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2022-07-13 22:18:24,402 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:24,402 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:24,402 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:24,402 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-13 22:18:24,411 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][98], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 139#true, Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 44#L62-2true, 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), 196#(= thread1Thread1of1ForFork2_~i~0 0), 83#L41-4true, Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 77#L52true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 25#L72-5true, 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 581#(< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:24,411 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-13 22:18:24,412 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:24,412 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:24,412 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-13 22:18:24,727 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][61], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 139#true, Black: 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 220#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 213#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296))), Black: 215#(and (= |thread4Thread1of1ForFork3_~i~3#1| 0) (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 209#(= |thread4Thread1of1ForFork3_~i~3#1| 0), 196#(= thread1Thread1of1ForFork2_~i~0 0), 83#L41-4true, Black: 225#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= ~N~0 (* (div ~N~0 4294967296) 4294967296))), Black: 222#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, 43#L62-5true, 234#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 76#L76true, Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-13 22:18:24,728 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2022-07-13 22:18:24,728 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:24,728 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:24,728 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:24,728 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-13 22:18:25,136 INFO L129 PetriNetUnfolder]: 21354/42784 cut-off events. [2022-07-13 22:18:25,137 INFO L130 PetriNetUnfolder]: For 196938/202502 co-relation queries the response was YES. [2022-07-13 22:18:25,407 INFO L84 FinitePrefix]: Finished finitePrefix Result has 151297 conditions, 42784 events. 21354/42784 cut-off events. For 196938/202502 co-relation queries the response was YES. Maximal size of possible extension queue 2375. Compared 464705 event pairs, 8243 based on Foata normal form. 3061/43174 useless extension candidates. Maximal degree in co-relation 151275. Up to 16702 conditions per place. [2022-07-13 22:18:25,606 INFO L132 encePairwiseOnDemand]: 126/133 looper letters, 50 selfloop transitions, 15 changer transitions 8/168 dead transitions. [2022-07-13 22:18:25,607 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 168 transitions, 1060 flow [2022-07-13 22:18:25,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 22:18:25,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-07-13 22:18:25,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 460 transitions. [2022-07-13 22:18:25,608 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8646616541353384 [2022-07-13 22:18:25,608 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 460 transitions. [2022-07-13 22:18:25,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 460 transitions. [2022-07-13 22:18:25,609 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 22:18:25,609 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 460 transitions. [2022-07-13 22:18:25,610 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 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) [2022-07-13 22:18:25,610 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 133.0) internal successors, (665), 5 states have internal predecessors, (665), 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) [2022-07-13 22:18:25,611 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 133.0) internal successors, (665), 5 states have internal predecessors, (665), 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) [2022-07-13 22:18:25,611 INFO L186 Difference]: Start difference. First operand has 149 places, 138 transitions, 664 flow. Second operand 4 states and 460 transitions. [2022-07-13 22:18:25,611 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 168 transitions, 1060 flow [2022-07-13 22:18:25,673 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 168 transitions, 1040 flow, removed 4 selfloop flow, removed 4 redundant places. [2022-07-13 22:18:25,676 INFO L242 Difference]: Finished difference. Result has 149 places, 141 transitions, 747 flow [2022-07-13 22:18:25,677 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=644, PETRI_DIFFERENCE_MINUEND_PLACES=144, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=138, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=123, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=747, PETRI_PLACES=149, PETRI_TRANSITIONS=141} [2022-07-13 22:18:25,677 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 30 predicate places. [2022-07-13 22:18:25,678 INFO L495 AbstractCegarLoop]: Abstraction has has 149 places, 141 transitions, 747 flow [2022-07-13 22:18:25,678 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 107.5) internal successors, (430), 4 states have internal predecessors, (430), 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) [2022-07-13 22:18:25,678 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 22:18:25,678 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 22:18:25,705 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-07-13 22:18:25,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-07-13 22:18:25,896 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-07-13 22:18:25,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 22:18:25,896 INFO L85 PathProgramCache]: Analyzing trace with hash 1987124836, now seen corresponding path program 2 times [2022-07-13 22:18:25,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 22:18:25,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091732777] [2022-07-13 22:18:25,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 22:18:25,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 22:18:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 22:18:25,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 22:18:25,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 22:18:25,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091732777] [2022-07-13 22:18:25,989 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091732777] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 22:18:25,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1995809764] [2022-07-13 22:18:25,990 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-13 22:18:25,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 22:18:25,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 22:18:25,991 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 22:18:25,992 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-13 22:18:26,165 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-07-13 22:18:26,165 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-13 22:18:26,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-13 22:18:26,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 22:18:26,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-13 22:18:26,443 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 22:18:26,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-13 22:18:26,519 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1995809764] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 22:18:26,519 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 22:18:26,519 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 4] total 8 [2022-07-13 22:18:26,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298017807] [2022-07-13 22:18:26,520 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 22:18:26,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-13 22:18:26,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 22:18:26,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-13 22:18:26,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-13 22:18:26,522 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-13 22:18:26,523 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 149 places, 141 transitions, 747 flow. Second operand has 8 states, 8 states have (on average 104.75) internal successors, (838), 8 states have internal predecessors, (838), 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) [2022-07-13 22:18:26,523 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 22:18:26,523 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-13 22:18:26,523 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-13 22:18:32,947 INFO L129 PetriNetUnfolder]: 38269/70202 cut-off events. [2022-07-13 22:18:32,947 INFO L130 PetriNetUnfolder]: For 391655/398951 co-relation queries the response was YES. [2022-07-13 22:18:33,374 INFO L84 FinitePrefix]: Finished finitePrefix Result has 269860 conditions, 70202 events. 38269/70202 cut-off events. For 391655/398951 co-relation queries the response was YES. Maximal size of possible extension queue 3657. Compared 746571 event pairs, 7215 based on Foata normal form. 4671/72240 useless extension candidates. Maximal degree in co-relation 269837. Up to 14435 conditions per place. [2022-07-13 22:18:33,905 INFO L132 encePairwiseOnDemand]: 123/133 looper letters, 172 selfloop transitions, 61 changer transitions 5/326 dead transitions. [2022-07-13 22:18:33,906 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 326 transitions, 3097 flow [2022-07-13 22:18:33,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-13 22:18:33,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-07-13 22:18:33,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1153 transitions. [2022-07-13 22:18:33,908 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8669172932330828 [2022-07-13 22:18:33,908 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1153 transitions. [2022-07-13 22:18:33,908 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1153 transitions. [2022-07-13 22:18:33,908 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 22:18:33,909 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1153 transitions. [2022-07-13 22:18:33,910 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 115.3) internal successors, (1153), 10 states have internal predecessors, (1153), 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) [2022-07-13 22:18:33,912 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 133.0) internal successors, (1463), 11 states have internal predecessors, (1463), 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) [2022-07-13 22:18:33,912 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 133.0) internal successors, (1463), 11 states have internal predecessors, (1463), 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) [2022-07-13 22:18:33,912 INFO L186 Difference]: Start difference. First operand has 149 places, 141 transitions, 747 flow. Second operand 10 states and 1153 transitions. [2022-07-13 22:18:33,912 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 326 transitions, 3097 flow [2022-07-13 22:18:34,136 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 326 transitions, 3004 flow, removed 14 selfloop flow, removed 3 redundant places. [2022-07-13 22:18:34,139 INFO L242 Difference]: Finished difference. Result has 164 places, 189 transitions, 1683 flow [2022-07-13 22:18:34,140 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=704, PETRI_DIFFERENCE_MINUEND_PLACES=146, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=140, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1683, PETRI_PLACES=164, PETRI_TRANSITIONS=189} [2022-07-13 22:18:34,140 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 45 predicate places. [2022-07-13 22:18:34,140 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 189 transitions, 1683 flow [2022-07-13 22:18:34,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 104.75) internal successors, (838), 8 states have internal predecessors, (838), 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) [2022-07-13 22:18:34,141 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-13 22:18:34,141 INFO L200 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 22:18:34,160 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-13 22:18:34,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-07-13 22:18:34,355 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2022-07-13 22:18:34,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 22:18:34,356 INFO L85 PathProgramCache]: Analyzing trace with hash 493037654, now seen corresponding path program 1 times [2022-07-13 22:18:34,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 22:18:34,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542630727] [2022-07-13 22:18:34,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 22:18:34,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 22:18:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 22:18:34,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-13 22:18:34,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 22:18:34,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542630727] [2022-07-13 22:18:34,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542630727] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 22:18:34,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 22:18:34,428 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 22:18:34,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950170676] [2022-07-13 22:18:34,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 22:18:34,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 22:18:34,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 22:18:34,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 22:18:34,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-13 22:18:34,429 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-13 22:18:34,430 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 189 transitions, 1683 flow. Second operand has 5 states, 5 states have (on average 104.2) internal successors, (521), 5 states have internal predecessors, (521), 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) [2022-07-13 22:18:34,430 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-13 22:18:34,430 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-13 22:18:34,430 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand