./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 35987657 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-?-3598765 [2022-07-21 09:12:37,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 09:12:37,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 09:12:37,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 09:12:37,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 09:12:37,079 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 09:12:37,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 09:12:37,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 09:12:37,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 09:12:37,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 09:12:37,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 09:12:37,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 09:12:37,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 09:12:37,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 09:12:37,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 09:12:37,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 09:12:37,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 09:12:37,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 09:12:37,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 09:12:37,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 09:12:37,109 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 09:12:37,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 09:12:37,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 09:12:37,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 09:12:37,113 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 09:12:37,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 09:12:37,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 09:12:37,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 09:12:37,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 09:12:37,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 09:12:37,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 09:12:37,121 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 09:12:37,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 09:12:37,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 09:12:37,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 09:12:37,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 09:12:37,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 09:12:37,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 09:12:37,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 09:12:37,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 09:12:37,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 09:12:37,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 09:12:37,131 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-21 09:12:37,164 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 09:12:37,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 09:12:37,165 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 09:12:37,165 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 09:12:37,166 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 09:12:37,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 09:12:37,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 09:12:37,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 09:12:37,167 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 09:12:37,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 09:12:37,168 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 09:12:37,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 09:12:37,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 09:12:37,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 09:12:37,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 09:12:37,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 09:12:37,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 09:12:37,169 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 09:12:37,170 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 09:12:37,170 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 09:12:37,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 09:12:37,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 09:12:37,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 09:12:37,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 09:12:37,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 09:12:37,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 09:12:37,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 09:12:37,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 09:12:37,171 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 09:12:37,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 09:12:37,172 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 09:12:37,172 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 09:12:37,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 09:12:37,172 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e6a14a531a7a58347cefef713565bcea13a3839848e23eb785379c30b602107 [2022-07-21 09:12:37,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 09:12:37,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 09:12:37,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 09:12:37,466 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 09:12:37,467 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 09:12:37,468 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-mult-4.wvr.c [2022-07-21 09:12:37,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/237de74b4/1ecc7ba870ae4ba3b4eac67025d8c5ff/FLAGba5c5cdfc [2022-07-21 09:12:37,935 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 09:12:37,936 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-mult-4.wvr.c [2022-07-21 09:12:37,941 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/237de74b4/1ecc7ba870ae4ba3b4eac67025d8c5ff/FLAGba5c5cdfc [2022-07-21 09:12:37,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/237de74b4/1ecc7ba870ae4ba3b4eac67025d8c5ff [2022-07-21 09:12:37,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 09:12:37,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 09:12:37,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 09:12:37,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 09:12:37,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 09:12:37,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 09:12:37" (1/1) ... [2022-07-21 09:12:37,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba7113e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:12:37, skipping insertion in model container [2022-07-21 09:12:37,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 09:12:37" (1/1) ... [2022-07-21 09:12:37,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 09:12:37,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 09:12:38,146 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] [2022-07-21 09:12:38,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 09:12:38,157 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 09:12:38,189 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] [2022-07-21 09:12:38,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 09:12:38,205 INFO L208 MainTranslator]: Completed translation [2022-07-21 09:12:38,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:12:38 WrapperNode [2022-07-21 09:12:38,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 09:12:38,207 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 09:12:38,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 09:12:38,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 09:12:38,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:12:38" (1/1) ... [2022-07-21 09:12:38,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:12:38" (1/1) ... [2022-07-21 09:12:38,244 INFO L137 Inliner]: procedures = 23, calls = 42, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 117 [2022-07-21 09:12:38,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 09:12:38,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 09:12:38,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 09:12:38,246 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 09:12:38,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:12:38" (1/1) ... [2022-07-21 09:12:38,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:12:38" (1/1) ... [2022-07-21 09:12:38,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:12:38" (1/1) ... [2022-07-21 09:12:38,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:12:38" (1/1) ... [2022-07-21 09:12:38,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:12:38" (1/1) ... [2022-07-21 09:12:38,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:12:38" (1/1) ... [2022-07-21 09:12:38,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:12:38" (1/1) ... [2022-07-21 09:12:38,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 09:12:38,286 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 09:12:38,286 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 09:12:38,286 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 09:12:38,287 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:12:38" (1/1) ... [2022-07-21 09:12:38,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 09:12:38,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 09:12:38,305 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) [2022-07-21 09:12:38,311 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 [2022-07-21 09:12:38,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 09:12:38,331 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-07-21 09:12:38,331 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-07-21 09:12:38,331 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-07-21 09:12:38,331 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-07-21 09:12:38,332 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-07-21 09:12:38,332 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-07-21 09:12:38,332 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-07-21 09:12:38,332 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-07-21 09:12:38,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 09:12:38,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 09:12:38,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 09:12:38,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-21 09:12:38,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-21 09:12:38,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 09:12:38,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 09:12:38,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 09:12:38,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 09:12:38,334 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-21 09:12:38,401 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 09:12:38,403 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 09:12:38,651 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 09:12:38,694 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 09:12:38,699 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-21 09:12:38,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 09:12:38 BoogieIcfgContainer [2022-07-21 09:12:38,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 09:12:38,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 09:12:38,704 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 09:12:38,706 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 09:12:38,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 09:12:37" (1/3) ... [2022-07-21 09:12:38,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f57c968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 09:12:38, skipping insertion in model container [2022-07-21 09:12:38,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:12:38" (2/3) ... [2022-07-21 09:12:38,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f57c968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 09:12:38, skipping insertion in model container [2022-07-21 09:12:38,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 09:12:38" (3/3) ... [2022-07-21 09:12:38,709 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-mult-4.wvr.c [2022-07-21 09:12:38,714 WARN L143 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-07-21 09:12:38,720 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 09:12:38,720 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 09:12:38,721 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-07-21 09:12:38,799 INFO L135 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-07-21 09:12:38,833 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 133 transitions, 298 flow [2022-07-21 09:12:38,894 INFO L129 PetriNetUnfolder]: 10/129 cut-off events. [2022-07-21 09:12:38,894 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-07-21 09:12:38,897 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. [2022-07-21 09:12:38,898 INFO L82 GeneralOperation]: Start removeDead. Operand has 136 places, 133 transitions, 298 flow [2022-07-21 09:12:38,902 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 119 places, 116 transitions, 256 flow [2022-07-21 09:12:38,929 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 09:12:38,935 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@18ced2f1, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4b20089e [2022-07-21 09:12:38,935 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-07-21 09:12:38,968 INFO L129 PetriNetUnfolder]: 10/115 cut-off events. [2022-07-21 09:12:38,968 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-07-21 09:12:38,969 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-21 09:12:38,969 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] [2022-07-21 09:12:38,970 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)] === [2022-07-21 09:12:38,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:12:38,975 INFO L85 PathProgramCache]: Analyzing trace with hash 307107853, now seen corresponding path program 1 times [2022-07-21 09:12:38,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:12:38,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337002109] [2022-07-21 09:12:38,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:12:38,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:12:39,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:12:39,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 09:12:39,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:12:39,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337002109] [2022-07-21 09:12:39,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337002109] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:12:39,159 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:12:39,160 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 09:12:39,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59544316] [2022-07-21 09:12:39,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:12:39,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-21 09:12:39,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:12:39,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-21 09:12:39,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-21 09:12:39,192 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 116 out of 133 [2022-07-21 09:12:39,195 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) [2022-07-21 09:12:39,195 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-21 09:12:39,195 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 116 of 133 [2022-07-21 09:12:39,196 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-21 09:12:39,241 INFO L129 PetriNetUnfolder]: 25/195 cut-off events. [2022-07-21 09:12:39,241 INFO L130 PetriNetUnfolder]: For 42/42 co-relation queries the response was YES. [2022-07-21 09:12:39,242 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. [2022-07-21 09:12:39,244 INFO L132 encePairwiseOnDemand]: 127/133 looper letters, 10 selfloop transitions, 0 changer transitions 2/110 dead transitions. [2022-07-21 09:12:39,244 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 110 transitions, 264 flow [2022-07-21 09:12:39,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-21 09:12:39,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-07-21 09:12:39,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 248 transitions. [2022-07-21 09:12:39,254 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.9323308270676691 [2022-07-21 09:12:39,254 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 248 transitions. [2022-07-21 09:12:39,255 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 248 transitions. [2022-07-21 09:12:39,256 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-21 09:12:39,258 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 248 transitions. [2022-07-21 09:12:39,261 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) [2022-07-21 09:12:39,264 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) [2022-07-21 09:12:39,264 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) [2022-07-21 09:12:39,265 INFO L186 Difference]: Start difference. First operand has 119 places, 116 transitions, 256 flow. Second operand 2 states and 248 transitions. [2022-07-21 09:12:39,266 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 110 transitions, 264 flow [2022-07-21 09:12:39,268 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 110 transitions, 248 flow, removed 0 selfloop flow, removed 8 redundant places. [2022-07-21 09:12:39,270 INFO L242 Difference]: Finished difference. Result has 112 places, 108 transitions, 224 flow [2022-07-21 09:12:39,271 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} [2022-07-21 09:12:39,274 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, -7 predicate places. [2022-07-21 09:12:39,274 INFO L495 AbstractCegarLoop]: Abstraction has has 112 places, 108 transitions, 224 flow [2022-07-21 09:12:39,274 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) [2022-07-21 09:12:39,274 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-21 09:12:39,275 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] [2022-07-21 09:12:39,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 09:12:39,275 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)] === [2022-07-21 09:12:39,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:12:39,276 INFO L85 PathProgramCache]: Analyzing trace with hash 1646542828, now seen corresponding path program 1 times [2022-07-21 09:12:39,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:12:39,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162160513] [2022-07-21 09:12:39,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:12:39,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:12:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:12:39,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 09:12:39,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:12:39,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162160513] [2022-07-21 09:12:39,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162160513] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:12:39,482 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:12:39,482 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 09:12:39,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503453662] [2022-07-21 09:12:39,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:12:39,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 09:12:39,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:12:39,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 09:12:39,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 09:12:39,486 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 133 [2022-07-21 09:12:39,487 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) [2022-07-21 09:12:39,491 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-21 09:12:39,495 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 133 [2022-07-21 09:12:39,503 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-21 09:12:39,624 INFO L129 PetriNetUnfolder]: 112/475 cut-off events. [2022-07-21 09:12:39,624 INFO L130 PetriNetUnfolder]: For 30/31 co-relation queries the response was YES. [2022-07-21 09:12:39,628 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. [2022-07-21 09:12:39,630 INFO L132 encePairwiseOnDemand]: 125/133 looper letters, 25 selfloop transitions, 3 changer transitions 5/120 dead transitions. [2022-07-21 09:12:39,630 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 120 transitions, 321 flow [2022-07-21 09:12:39,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 09:12:39,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-07-21 09:12:39,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 551 transitions. [2022-07-21 09:12:39,637 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8285714285714286 [2022-07-21 09:12:39,637 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 551 transitions. [2022-07-21 09:12:39,637 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 551 transitions. [2022-07-21 09:12:39,637 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-21 09:12:39,637 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 551 transitions. [2022-07-21 09:12:39,639 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) [2022-07-21 09:12:39,642 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) [2022-07-21 09:12:39,642 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) [2022-07-21 09:12:39,643 INFO L186 Difference]: Start difference. First operand has 112 places, 108 transitions, 224 flow. Second operand 5 states and 551 transitions. [2022-07-21 09:12:39,643 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 120 transitions, 321 flow [2022-07-21 09:12:39,644 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 120 transitions, 321 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-07-21 09:12:39,647 INFO L242 Difference]: Finished difference. Result has 117 places, 110 transitions, 251 flow [2022-07-21 09:12:39,647 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} [2022-07-21 09:12:39,648 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, -2 predicate places. [2022-07-21 09:12:39,648 INFO L495 AbstractCegarLoop]: Abstraction has has 117 places, 110 transitions, 251 flow [2022-07-21 09:12:39,649 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) [2022-07-21 09:12:39,649 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-21 09:12:39,649 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] [2022-07-21 09:12:39,649 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 09:12:39,650 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)] === [2022-07-21 09:12:39,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:12:39,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1900048170, now seen corresponding path program 1 times [2022-07-21 09:12:39,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:12:39,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132980166] [2022-07-21 09:12:39,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:12:39,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:12:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:12:39,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 09:12:39,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:12:39,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132980166] [2022-07-21 09:12:39,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132980166] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:12:39,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:12:39,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 09:12:39,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648379108] [2022-07-21 09:12:39,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:12:39,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 09:12:39,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:12:39,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 09:12:39,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 09:12:39,836 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-21 09:12:39,837 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) [2022-07-21 09:12:39,837 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-21 09:12:39,837 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-21 09:12:39,837 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-21 09:12:40,774 INFO L129 PetriNetUnfolder]: 5275/9959 cut-off events. [2022-07-21 09:12:40,774 INFO L130 PetriNetUnfolder]: For 731/731 co-relation queries the response was YES. [2022-07-21 09:12:40,801 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. [2022-07-21 09:12:40,857 INFO L132 encePairwiseOnDemand]: 124/133 looper letters, 51 selfloop transitions, 5 changer transitions 9/149 dead transitions. [2022-07-21 09:12:40,858 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 149 transitions, 480 flow [2022-07-21 09:12:40,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 09:12:40,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-07-21 09:12:40,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 671 transitions. [2022-07-21 09:12:40,861 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8408521303258145 [2022-07-21 09:12:40,861 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 671 transitions. [2022-07-21 09:12:40,861 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 671 transitions. [2022-07-21 09:12:40,862 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-21 09:12:40,862 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 671 transitions. [2022-07-21 09:12:40,863 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) [2022-07-21 09:12:40,865 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) [2022-07-21 09:12:40,865 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) [2022-07-21 09:12:40,865 INFO L186 Difference]: Start difference. First operand has 117 places, 110 transitions, 251 flow. Second operand 6 states and 671 transitions. [2022-07-21 09:12:40,865 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 149 transitions, 480 flow [2022-07-21 09:12:40,868 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 149 transitions, 473 flow, removed 2 selfloop flow, removed 3 redundant places. [2022-07-21 09:12:40,872 INFO L242 Difference]: Finished difference. Result has 120 places, 112 transitions, 280 flow [2022-07-21 09:12:40,872 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} [2022-07-21 09:12:40,874 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 1 predicate places. [2022-07-21 09:12:40,874 INFO L495 AbstractCegarLoop]: Abstraction has has 120 places, 112 transitions, 280 flow [2022-07-21 09:12:40,874 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) [2022-07-21 09:12:40,874 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-21 09:12:40,875 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] [2022-07-21 09:12:40,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-21 09:12:40,876 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)] === [2022-07-21 09:12:40,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:12:40,876 INFO L85 PathProgramCache]: Analyzing trace with hash 413140676, now seen corresponding path program 2 times [2022-07-21 09:12:40,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:12:40,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088981746] [2022-07-21 09:12:40,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:12:40,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:12:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:12:40,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 09:12:40,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:12:40,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088981746] [2022-07-21 09:12:40,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088981746] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:12:40,985 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:12:40,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 09:12:40,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019642585] [2022-07-21 09:12:40,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:12:40,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 09:12:40,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:12:40,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 09:12:40,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-21 09:12:40,987 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 133 [2022-07-21 09:12:40,987 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) [2022-07-21 09:12:40,987 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-21 09:12:40,987 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 133 [2022-07-21 09:12:40,987 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-21 09:12:41,507 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]) [2022-07-21 09:12:41,508 INFO L384 tUnfolder$Statistics]: this new event has 65 ancestors and is cut-off event [2022-07-21 09:12:41,508 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-21 09:12:41,508 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-21 09:12:41,508 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:41,510 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][64], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 77#L52true, Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 7#L94-4true, 76#L76true, Black: 144#(= ~counter~0 0), 19#L65true]) [2022-07-21 09:12:41,511 INFO L384 tUnfolder$Statistics]: this new event has 65 ancestors and is cut-off event [2022-07-21 09:12:41,511 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:41,511 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-21 09:12:41,512 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:41,565 INFO L382 tUnfolder$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]) [2022-07-21 09:12:41,566 INFO L384 tUnfolder$Statistics]: this new event has 66 ancestors and is cut-off event [2022-07-21 09:12:41,566 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:12:41,566 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2022-07-21 09:12:41,567 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2022-07-21 09:12:41,666 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [38#L51-5true, 139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 144#(= ~counter~0 0), 7#L94-4true, 19#L65true]) [2022-07-21 09:12:41,666 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-21 09:12:41,666 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-21 09:12:41,666 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-21 09:12:41,670 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-21 09:12:41,670 INFO L382 tUnfolder$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]) [2022-07-21 09:12:41,671 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2022-07-21 09:12:41,671 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-21 09:12:41,671 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-21 09:12:41,671 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-21 09:12:41,710 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, 155#true, 89#L63true]) [2022-07-21 09:12:41,710 INFO L384 tUnfolder$Statistics]: this new event has 68 ancestors and is cut-off event [2022-07-21 09:12:41,710 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-21 09:12:41,710 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-21 09:12:41,710 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-21 09:12:41,711 INFO L382 tUnfolder$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]) [2022-07-21 09:12:41,711 INFO L384 tUnfolder$Statistics]: this new event has 68 ancestors and is cut-off event [2022-07-21 09:12:41,711 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-21 09:12:41,711 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-21 09:12:41,711 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-21 09:12:41,741 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [69#L55true, 139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, 155#true, 89#L63true]) [2022-07-21 09:12:41,741 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-21 09:12:41,741 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-21 09:12:41,742 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-21 09:12:41,742 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:12:41,742 INFO L382 tUnfolder$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]) [2022-07-21 09:12:41,742 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-21 09:12:41,742 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-21 09:12:41,742 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:12:41,742 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-21 09:12:41,769 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [139#true, 27#L73true, 112#L51-2true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, 155#true, 89#L63true]) [2022-07-21 09:12:41,769 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-21 09:12:41,769 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:41,770 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:41,770 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:41,770 INFO L382 tUnfolder$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]) [2022-07-21 09:12:41,770 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-21 09:12:41,770 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:41,770 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:41,770 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:41,793 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 39#L51-3true, Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, 155#true, 89#L63true]) [2022-07-21 09:12:41,794 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-21 09:12:41,794 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:12:41,794 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-21 09:12:41,794 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:12:41,795 INFO L382 tUnfolder$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]) [2022-07-21 09:12:41,795 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-21 09:12:41,795 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:12:41,795 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:12:41,795 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-21 09:12:41,806 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 30#L51-4true, 139#true, 27#L73true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 155#true, 89#L63true, 94#L95-2true]) [2022-07-21 09:12:41,807 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-21 09:12:41,807 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:12:41,807 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:12:41,807 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:12:41,807 INFO L382 tUnfolder$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]) [2022-07-21 09:12:41,807 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-21 09:12:41,808 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:12:41,808 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:12:41,808 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:12:41,808 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][100], [30#L51-4true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 27#L73true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 43#L62-5true, 155#true, 94#L95-2true]) [2022-07-21 09:12:41,808 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-21 09:12:41,808 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:12:41,808 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:12:41,808 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:12:41,809 INFO L382 tUnfolder$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]) [2022-07-21 09:12:41,809 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-21 09:12:41,809 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:12:41,809 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:12:41,856 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:12:41,873 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 27#L73true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 77#L52true, Black: 144#(= ~counter~0 0), 155#true, 89#L63true, 94#L95-2true]) [2022-07-21 09:12:41,873 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-21 09:12:41,873 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:41,873 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-21 09:12:41,874 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-21 09:12:41,874 INFO L382 tUnfolder$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]) [2022-07-21 09:12:41,874 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-21 09:12:41,874 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:41,874 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-21 09:12:41,874 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-21 09:12:41,874 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][100], [171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 27#L73true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 77#L52true, Black: 144#(= ~counter~0 0), 43#L62-5true, 155#true, 94#L95-2true]) [2022-07-21 09:12:41,874 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-21 09:12:41,874 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:41,874 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-21 09:12:41,874 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-21 09:12:41,875 INFO L382 tUnfolder$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]) [2022-07-21 09:12:41,875 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-21 09:12:41,875 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-21 09:12:41,875 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-21 09:12:41,875 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:41,917 INFO L129 PetriNetUnfolder]: 5802/11040 cut-off events. [2022-07-21 09:12:41,917 INFO L130 PetriNetUnfolder]: For 6821/7568 co-relation queries the response was YES. [2022-07-21 09:12:41,954 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. [2022-07-21 09:12:42,006 INFO L132 encePairwiseOnDemand]: 126/133 looper letters, 46 selfloop transitions, 6 changer transitions 3/143 dead transitions. [2022-07-21 09:12:42,007 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 143 transitions, 500 flow [2022-07-21 09:12:42,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 09:12:42,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-07-21 09:12:42,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 466 transitions. [2022-07-21 09:12:42,008 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8759398496240601 [2022-07-21 09:12:42,008 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 466 transitions. [2022-07-21 09:12:42,008 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 466 transitions. [2022-07-21 09:12:42,009 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-21 09:12:42,009 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 466 transitions. [2022-07-21 09:12:42,009 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) [2022-07-21 09:12:42,010 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) [2022-07-21 09:12:42,011 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) [2022-07-21 09:12:42,011 INFO L186 Difference]: Start difference. First operand has 120 places, 112 transitions, 280 flow. Second operand 4 states and 466 transitions. [2022-07-21 09:12:42,011 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 143 transitions, 500 flow [2022-07-21 09:12:42,015 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 143 transitions, 476 flow, removed 9 selfloop flow, removed 3 redundant places. [2022-07-21 09:12:42,016 INFO L242 Difference]: Finished difference. Result has 122 places, 118 transitions, 324 flow [2022-07-21 09:12:42,017 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} [2022-07-21 09:12:42,017 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 3 predicate places. [2022-07-21 09:12:42,017 INFO L495 AbstractCegarLoop]: Abstraction has has 122 places, 118 transitions, 324 flow [2022-07-21 09:12:42,018 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) [2022-07-21 09:12:42,018 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-21 09:12:42,018 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] [2022-07-21 09:12:42,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-21 09:12:42,018 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)] === [2022-07-21 09:12:42,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:12:42,018 INFO L85 PathProgramCache]: Analyzing trace with hash -744828084, now seen corresponding path program 1 times [2022-07-21 09:12:42,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:12:42,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794895415] [2022-07-21 09:12:42,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:12:42,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:12:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:12:42,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 09:12:42,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:12:42,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794895415] [2022-07-21 09:12:42,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794895415] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:12:42,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:12:42,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 09:12:42,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686266177] [2022-07-21 09:12:42,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:12:42,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 09:12:42,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:12:42,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 09:12:42,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 09:12:42,092 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-21 09:12:42,093 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) [2022-07-21 09:12:42,093 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-21 09:12:42,093 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-21 09:12:42,093 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-21 09:12:43,349 INFO L129 PetriNetUnfolder]: 9574/17233 cut-off events. [2022-07-21 09:12:43,349 INFO L130 PetriNetUnfolder]: For 10783/11570 co-relation queries the response was YES. [2022-07-21 09:12:43,408 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. [2022-07-21 09:12:43,557 INFO L132 encePairwiseOnDemand]: 124/133 looper letters, 83 selfloop transitions, 10 changer transitions 4/183 dead transitions. [2022-07-21 09:12:43,558 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 183 transitions, 768 flow [2022-07-21 09:12:43,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 09:12:43,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-07-21 09:12:43,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 689 transitions. [2022-07-21 09:12:43,560 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8634085213032582 [2022-07-21 09:12:43,560 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 689 transitions. [2022-07-21 09:12:43,560 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 689 transitions. [2022-07-21 09:12:43,560 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-21 09:12:43,560 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 689 transitions. [2022-07-21 09:12:43,561 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) [2022-07-21 09:12:43,563 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) [2022-07-21 09:12:43,563 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) [2022-07-21 09:12:43,563 INFO L186 Difference]: Start difference. First operand has 122 places, 118 transitions, 324 flow. Second operand 6 states and 689 transitions. [2022-07-21 09:12:43,563 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 127 places, 183 transitions, 768 flow [2022-07-21 09:12:43,566 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 127 places, 183 transitions, 768 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-07-21 09:12:43,568 INFO L242 Difference]: Finished difference. Result has 130 places, 125 transitions, 402 flow [2022-07-21 09:12:43,568 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} [2022-07-21 09:12:43,569 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 11 predicate places. [2022-07-21 09:12:43,569 INFO L495 AbstractCegarLoop]: Abstraction has has 130 places, 125 transitions, 402 flow [2022-07-21 09:12:43,569 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) [2022-07-21 09:12:43,569 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-21 09:12:43,569 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] [2022-07-21 09:12:43,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-21 09:12:43,570 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)] === [2022-07-21 09:12:43,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:12:43,570 INFO L85 PathProgramCache]: Analyzing trace with hash -849627652, now seen corresponding path program 3 times [2022-07-21 09:12:43,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:12:43,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366543662] [2022-07-21 09:12:43,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:12:43,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:12:43,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:12:43,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 09:12:43,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:12:43,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366543662] [2022-07-21 09:12:43,617 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366543662] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:12:43,618 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:12:43,618 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 09:12:43,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953198818] [2022-07-21 09:12:43,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:12:43,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 09:12:43,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:12:43,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 09:12:43,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-21 09:12:43,620 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 133 [2022-07-21 09:12:43,620 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) [2022-07-21 09:12:43,620 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-21 09:12:43,620 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 133 [2022-07-21 09:12:43,621 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-21 09:12:44,598 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 16#thread4ENTRYtrue, 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 53#L41-3true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-21 09:12:44,599 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2022-07-21 09:12:44,599 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-21 09:12:44,599 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-21 09:12:44,599 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-21 09:12:44,654 INFO L382 tUnfolder$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]) [2022-07-21 09:12:44,654 INFO L384 tUnfolder$Statistics]: this new event has 68 ancestors and is cut-off event [2022-07-21 09:12:44,655 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-21 09:12:44,655 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-21 09:12:44,655 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-21 09:12:44,723 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][84], [139#true, 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 53#L41-3true, 43#L62-5true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 27#L73true, 180#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-21 09:12:44,724 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2022-07-21 09:12:44,724 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-21 09:12:44,724 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-21 09:12:44,724 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-21 09:12:44,737 INFO L382 tUnfolder$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)]) [2022-07-21 09:12:44,737 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2022-07-21 09:12:44,737 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-21 09:12:44,737 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-21 09:12:44,737 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-21 09:12:44,904 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][124], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 47#thread3ENTRYtrue, 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 38#L51-5true, 27#L73true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-21 09:12:44,904 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-21 09:12:44,904 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:44,904 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:44,904 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:44,933 INFO L382 tUnfolder$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]) [2022-07-21 09:12:44,933 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-21 09:12:44,933 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:12:44,933 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:12:44,934 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-21 09:12:44,934 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][116], [139#true, 30#L51-4true, 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 43#L62-5true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 28#L44true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-21 09:12:44,934 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-21 09:12:44,934 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:12:44,934 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:12:44,934 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-21 09:12:44,945 INFO L382 tUnfolder$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)]) [2022-07-21 09:12:44,945 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-21 09:12:44,945 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-21 09:12:44,945 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:12:44,946 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-21 09:12:44,948 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][82], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 25#L72-5true, 39#L51-3true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-21 09:12:44,948 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-21 09:12:44,948 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:44,948 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:44,948 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:45,013 INFO L382 tUnfolder$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]) [2022-07-21 09:12:45,013 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-21 09:12:45,013 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:45,013 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:45,013 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:45,091 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([347] L41-4-->L42: Formula: (< (mod v_thread1Thread1of1ForFork2_~i~0_5 4294967296) (mod v_~N~0_2 4294967296)) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[][62], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 87#L42true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 40#L62-4true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 76#L76true, Black: 144#(= ~counter~0 0), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-21 09:12:45,091 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-21 09:12:45,091 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-21 09:12:45,091 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:12:45,092 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-21 09:12:45,092 INFO L382 tUnfolder$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)]) [2022-07-21 09:12:45,092 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-21 09:12:45,092 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:12:45,092 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-21 09:12:45,092 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-21 09:12:45,092 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 53#L41-3true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 76#L76true, Black: 144#(= ~counter~0 0), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-21 09:12:45,092 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-21 09:12:45,092 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:45,093 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:45,093 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:45,095 INFO L382 tUnfolder$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)]) [2022-07-21 09:12:45,095 INFO L384 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,095 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-21 09:12:45,096 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-21 09:12:45,096 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,150 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][82], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 38#L51-5true, 27#L73true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true, 89#L63true]) [2022-07-21 09:12:45,150 INFO L384 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,150 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,150 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,150 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,207 INFO L382 tUnfolder$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)]) [2022-07-21 09:12:45,207 INFO L384 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,207 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-21 09:12:45,208 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,208 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-21 09:12:45,228 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][124], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 43#L62-5true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 27#L73true, 39#L51-3true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-21 09:12:45,228 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-21 09:12:45,228 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-21 09:12:45,228 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:45,228 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:45,247 INFO L382 tUnfolder$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)]) [2022-07-21 09:12:45,248 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-07-21 09:12:45,248 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-21 09:12:45,248 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-21 09:12:45,248 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:12:45,249 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][128], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 40#L62-4true, 27#L73true, 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-21 09:12:45,249 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-07-21 09:12:45,249 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-21 09:12:45,249 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:12:45,249 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-21 09:12:45,280 INFO L382 tUnfolder$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)]) [2022-07-21 09:12:45,280 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-21 09:12:45,280 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:12:45,280 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:12:45,280 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:12:45,281 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([347] L41-4-->L42: Formula: (< (mod v_thread1Thread1of1ForFork2_~i~0_5 4294967296) (mod v_~N~0_2 4294967296)) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[][62], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 87#L42true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 40#L62-4true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 112#L51-2true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-21 09:12:45,281 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-21 09:12:45,282 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:45,282 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:45,282 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:45,282 INFO L382 tUnfolder$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)]) [2022-07-21 09:12:45,282 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-21 09:12:45,282 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:45,282 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:45,282 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:45,282 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 112#L51-2true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-21 09:12:45,283 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-21 09:12:45,283 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:12:45,283 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-21 09:12:45,283 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:12:45,283 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-21 09:12:45,294 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][124], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, 43#L62-5true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 38#L51-5true, 27#L73true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-21 09:12:45,295 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-07-21 09:12:45,295 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,295 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,295 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-07-21 09:12:45,306 INFO L382 tUnfolder$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)]) [2022-07-21 09:12:45,307 INFO L384 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-07-21 09:12:45,307 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:12:45,307 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-21 09:12:45,307 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-21 09:12:45,307 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([346] L41-4-->L41-5: Formula: (not (< (mod v_thread1Thread1of1ForFork2_~i~0_3 4294967296) (mod v_~N~0_1 4294967296))) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][36], [72#L41-5true, 139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 40#L62-4true, 25#L72-5true, 39#L51-3true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-21 09:12:45,307 INFO L384 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-07-21 09:12:45,308 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:12:45,308 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-21 09:12:45,308 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-21 09:12:45,308 INFO L382 tUnfolder$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)]) [2022-07-21 09:12:45,308 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-21 09:12:45,308 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:45,308 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:45,308 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:12:45,308 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:12:45,325 INFO L382 tUnfolder$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]) [2022-07-21 09:12:45,326 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-07-21 09:12:45,326 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,326 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,326 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-07-21 09:12:45,327 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][117], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 43#L62-5true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 94#L95-2true, 25#L72-5true, 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-21 09:12:45,327 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-07-21 09:12:45,327 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,327 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,327 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-07-21 09:12:45,341 INFO L382 tUnfolder$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)]) [2022-07-21 09:12:45,341 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2022-07-21 09:12:45,341 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-21 09:12:45,341 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:12:45,341 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:12:45,341 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([346] L41-4-->L41-5: Formula: (not (< (mod v_thread1Thread1of1ForFork2_~i~0_3 4294967296) (mod v_~N~0_1 4294967296))) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][36], [139#true, 72#L41-5true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 38#L51-5true, 40#L62-4true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-21 09:12:45,341 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2022-07-21 09:12:45,341 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-21 09:12:45,341 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:12:45,341 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:12:45,341 INFO L382 tUnfolder$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)]) [2022-07-21 09:12:45,341 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-07-21 09:12:45,341 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-21 09:12:45,341 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,342 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-21 09:12:45,342 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-21 09:12:45,376 INFO L129 PetriNetUnfolder]: 12606/23845 cut-off events. [2022-07-21 09:12:45,377 INFO L130 PetriNetUnfolder]: For 31294/33787 co-relation queries the response was YES. [2022-07-21 09:12:45,612 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. [2022-07-21 09:12:45,707 INFO L132 encePairwiseOnDemand]: 126/133 looper letters, 58 selfloop transitions, 12 changer transitions 3/166 dead transitions. [2022-07-21 09:12:45,707 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 166 transitions, 758 flow [2022-07-21 09:12:45,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 09:12:45,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-07-21 09:12:45,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 468 transitions. [2022-07-21 09:12:45,709 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8796992481203008 [2022-07-21 09:12:45,709 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 468 transitions. [2022-07-21 09:12:45,709 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 468 transitions. [2022-07-21 09:12:45,709 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-21 09:12:45,709 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 468 transitions. [2022-07-21 09:12:45,710 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) [2022-07-21 09:12:45,711 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) [2022-07-21 09:12:45,711 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) [2022-07-21 09:12:45,711 INFO L186 Difference]: Start difference. First operand has 130 places, 125 transitions, 402 flow. Second operand 4 states and 468 transitions. [2022-07-21 09:12:45,712 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 166 transitions, 758 flow [2022-07-21 09:12:45,717 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 166 transitions, 754 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-07-21 09:12:45,719 INFO L242 Difference]: Finished difference. Result has 134 places, 133 transitions, 518 flow [2022-07-21 09:12:45,719 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} [2022-07-21 09:12:45,720 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 15 predicate places. [2022-07-21 09:12:45,720 INFO L495 AbstractCegarLoop]: Abstraction has has 134 places, 133 transitions, 518 flow [2022-07-21 09:12:45,720 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) [2022-07-21 09:12:45,720 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-21 09:12:45,720 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] [2022-07-21 09:12:45,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-21 09:12:45,721 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)] === [2022-07-21 09:12:45,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:12:45,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1706284138, now seen corresponding path program 2 times [2022-07-21 09:12:45,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:12:45,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628901362] [2022-07-21 09:12:45,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:12:45,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:12:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:12:45,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 09:12:45,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:12:45,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628901362] [2022-07-21 09:12:45,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628901362] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:12:45,804 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:12:45,804 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 09:12:45,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475952165] [2022-07-21 09:12:45,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:12:45,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 09:12:45,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:12:45,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 09:12:45,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 09:12:45,806 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-21 09:12:45,806 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) [2022-07-21 09:12:45,806 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-21 09:12:45,806 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-21 09:12:45,806 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-21 09:12:48,561 INFO L129 PetriNetUnfolder]: 19445/35246 cut-off events. [2022-07-21 09:12:48,561 INFO L130 PetriNetUnfolder]: For 77585/79815 co-relation queries the response was YES. [2022-07-21 09:12:48,709 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. [2022-07-21 09:12:48,849 INFO L132 encePairwiseOnDemand]: 124/133 looper letters, 79 selfloop transitions, 9 changer transitions 12/187 dead transitions. [2022-07-21 09:12:48,849 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 187 transitions, 1028 flow [2022-07-21 09:12:48,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 09:12:48,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-07-21 09:12:48,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 673 transitions. [2022-07-21 09:12:48,851 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.843358395989975 [2022-07-21 09:12:48,851 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 673 transitions. [2022-07-21 09:12:48,851 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 673 transitions. [2022-07-21 09:12:48,852 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-21 09:12:48,852 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 673 transitions. [2022-07-21 09:12:48,853 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) [2022-07-21 09:12:48,854 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) [2022-07-21 09:12:48,854 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) [2022-07-21 09:12:48,854 INFO L186 Difference]: Start difference. First operand has 134 places, 133 transitions, 518 flow. Second operand 6 states and 673 transitions. [2022-07-21 09:12:48,854 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 187 transitions, 1028 flow [2022-07-21 09:12:48,873 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 187 transitions, 1024 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-07-21 09:12:48,875 INFO L242 Difference]: Finished difference. Result has 141 places, 135 transitions, 599 flow [2022-07-21 09:12:48,876 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} [2022-07-21 09:12:48,876 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 22 predicate places. [2022-07-21 09:12:48,877 INFO L495 AbstractCegarLoop]: Abstraction has has 141 places, 135 transitions, 599 flow [2022-07-21 09:12:48,877 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) [2022-07-21 09:12:48,877 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-21 09:12:48,877 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] [2022-07-21 09:12:48,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-21 09:12:48,877 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)] === [2022-07-21 09:12:48,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:12:48,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1401469462, now seen corresponding path program 3 times [2022-07-21 09:12:48,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:12:48,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050127571] [2022-07-21 09:12:48,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:12:48,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:12:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:12:48,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 09:12:48,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:12:48,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050127571] [2022-07-21 09:12:48,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050127571] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:12:48,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:12:48,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 09:12:48,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303571466] [2022-07-21 09:12:48,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:12:48,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 09:12:48,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:12:48,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 09:12:48,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 09:12:48,956 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-21 09:12:48,956 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) [2022-07-21 09:12:48,957 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-21 09:12:48,957 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-21 09:12:48,957 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-21 09:12:53,870 INFO L129 PetriNetUnfolder]: 34022/59413 cut-off events. [2022-07-21 09:12:53,870 INFO L130 PetriNetUnfolder]: For 226570/233125 co-relation queries the response was YES. [2022-07-21 09:12:54,199 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. [2022-07-21 09:12:54,602 INFO L132 encePairwiseOnDemand]: 124/133 looper letters, 98 selfloop transitions, 6 changer transitions 3/198 dead transitions. [2022-07-21 09:12:54,603 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 198 transitions, 1259 flow [2022-07-21 09:12:54,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 09:12:54,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-07-21 09:12:54,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 669 transitions. [2022-07-21 09:12:54,609 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8383458646616542 [2022-07-21 09:12:54,609 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 669 transitions. [2022-07-21 09:12:54,609 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 669 transitions. [2022-07-21 09:12:54,609 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-21 09:12:54,609 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 669 transitions. [2022-07-21 09:12:54,610 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) [2022-07-21 09:12:54,612 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) [2022-07-21 09:12:54,612 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) [2022-07-21 09:12:54,612 INFO L186 Difference]: Start difference. First operand has 141 places, 135 transitions, 599 flow. Second operand 6 states and 669 transitions. [2022-07-21 09:12:54,612 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 198 transitions, 1259 flow [2022-07-21 09:12:54,675 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 198 transitions, 1204 flow, removed 23 selfloop flow, removed 3 redundant places. [2022-07-21 09:12:54,677 INFO L242 Difference]: Finished difference. Result has 145 places, 138 transitions, 646 flow [2022-07-21 09:12:54,677 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} [2022-07-21 09:12:54,678 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 26 predicate places. [2022-07-21 09:12:54,678 INFO L495 AbstractCegarLoop]: Abstraction has has 145 places, 138 transitions, 646 flow [2022-07-21 09:12:54,678 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) [2022-07-21 09:12:54,678 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-21 09:12:54,678 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] [2022-07-21 09:12:54,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-21 09:12:54,679 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)] === [2022-07-21 09:12:54,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:12:54,679 INFO L85 PathProgramCache]: Analyzing trace with hash 163349338, now seen corresponding path program 4 times [2022-07-21 09:12:54,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:12:54,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967415835] [2022-07-21 09:12:54,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:12:54,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:12:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:12:54,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 09:12:54,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:12:54,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967415835] [2022-07-21 09:12:54,723 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967415835] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:12:54,724 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:12:54,724 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 09:12:54,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827634616] [2022-07-21 09:12:54,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:12:54,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 09:12:54,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:12:54,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 09:12:54,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 09:12:54,725 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 133 [2022-07-21 09:12:54,726 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) [2022-07-21 09:12:54,726 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-21 09:12:54,726 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 133 [2022-07-21 09:12:54,726 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-21 09:12:56,774 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]) [2022-07-21 09:12:56,774 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-07-21 09:12:56,774 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:12:56,774 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:12:56,774 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:12:58,243 INFO L129 PetriNetUnfolder]: 20259/40395 cut-off events. [2022-07-21 09:12:58,243 INFO L130 PetriNetUnfolder]: For 157653/169597 co-relation queries the response was YES. [2022-07-21 09:12:58,464 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. [2022-07-21 09:12:58,644 INFO L132 encePairwiseOnDemand]: 125/133 looper letters, 54 selfloop transitions, 6 changer transitions 12/168 dead transitions. [2022-07-21 09:12:58,644 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 168 transitions, 985 flow [2022-07-21 09:12:58,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 09:12:58,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-07-21 09:12:58,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 565 transitions. [2022-07-21 09:12:58,646 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.849624060150376 [2022-07-21 09:12:58,646 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 565 transitions. [2022-07-21 09:12:58,646 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 565 transitions. [2022-07-21 09:12:58,646 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-21 09:12:58,646 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 565 transitions. [2022-07-21 09:12:58,647 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) [2022-07-21 09:12:58,648 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) [2022-07-21 09:12:58,648 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) [2022-07-21 09:12:58,648 INFO L186 Difference]: Start difference. First operand has 145 places, 138 transitions, 646 flow. Second operand 5 states and 565 transitions. [2022-07-21 09:12:58,648 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 168 transitions, 985 flow [2022-07-21 09:12:58,672 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 168 transitions, 979 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-07-21 09:12:58,674 INFO L242 Difference]: Finished difference. Result has 149 places, 138 transitions, 664 flow [2022-07-21 09:12:58,674 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} [2022-07-21 09:12:58,675 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 30 predicate places. [2022-07-21 09:12:58,675 INFO L495 AbstractCegarLoop]: Abstraction has has 149 places, 138 transitions, 664 flow [2022-07-21 09:12:58,675 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) [2022-07-21 09:12:58,675 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-21 09:12:58,675 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] [2022-07-21 09:12:58,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-21 09:12:58,676 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)] === [2022-07-21 09:12:58,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:12:58,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1735102958, now seen corresponding path program 1 times [2022-07-21 09:12:58,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:12:58,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67939670] [2022-07-21 09:12:58,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:12:58,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:12:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:12:58,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 09:12:58,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:12:58,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67939670] [2022-07-21 09:12:58,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67939670] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 09:12:58,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1104528512] [2022-07-21 09:12:58,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:12:58,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 09:12:58,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 09:12:58,759 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) [2022-07-21 09:12:58,760 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-21 09:12:58,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:12:58,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-21 09:12:58,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 09:12:58,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 09:12:58,993 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 09:12:59,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 09:12:59,081 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1104528512] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-21 09:12:59,081 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-07-21 09:12:59,081 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 5] total 7 [2022-07-21 09:12:59,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170724445] [2022-07-21 09:12:59,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:12:59,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 09:12:59,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:12:59,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 09:12:59,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-21 09:12:59,083 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 133 [2022-07-21 09:12:59,083 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) [2022-07-21 09:12:59,083 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-21 09:12:59,083 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 133 [2022-07-21 09:12:59,083 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-21 09:13:00,068 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)]) [2022-07-21 09:13:00,068 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2022-07-21 09:13:00,069 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-21 09:13:00,069 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-21 09:13:00,069 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-21 09:13:00,069 INFO L382 tUnfolder$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]) [2022-07-21 09:13:00,069 INFO L384 tUnfolder$Statistics]: this new event has 65 ancestors and is cut-off event [2022-07-21 09:13:00,069 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-21 09:13:00,069 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-21 09:13:00,069 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-21 09:13:00,937 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)]) [2022-07-21 09:13:00,937 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-21 09:13:00,937 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:13:00,937 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:13:00,937 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:13:01,319 INFO L382 tUnfolder$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)]) [2022-07-21 09:13:01,320 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-21 09:13:01,320 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:13:01,320 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:13:01,320 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-21 09:13:01,341 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)]) [2022-07-21 09:13:01,341 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-21 09:13:01,341 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-21 09:13:01,341 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:13:01,341 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-21 09:13:01,494 INFO L382 tUnfolder$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]) [2022-07-21 09:13:01,494 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-21 09:13:01,494 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:13:01,494 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:13:01,494 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:13:01,494 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)]) [2022-07-21 09:13:01,494 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-07-21 09:13:01,495 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-21 09:13:01,495 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-21 09:13:01,495 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-21 09:13:01,526 INFO L382 tUnfolder$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)]) [2022-07-21 09:13:01,526 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-21 09:13:01,526 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:13:01,526 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:13:01,526 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-21 09:13:01,565 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)]) [2022-07-21 09:13:01,565 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-21 09:13:01,565 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:13:01,565 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:13:01,565 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-21 09:13:01,850 INFO L382 tUnfolder$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)]) [2022-07-21 09:13:01,851 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-21 09:13:01,851 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:13:01,851 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:13:01,851 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:13:01,851 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:13:01,860 INFO L382 tUnfolder$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)]) [2022-07-21 09:13:01,860 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-07-21 09:13:01,860 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:13:01,860 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:13:01,861 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:13:02,010 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)]) [2022-07-21 09:13:02,011 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-21 09:13:02,011 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:13:02,011 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:13:02,011 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:13:02,023 INFO L382 tUnfolder$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)]) [2022-07-21 09:13:02,023 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-21 09:13:02,023 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:13:02,023 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:13:02,023 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:13:02,140 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)]) [2022-07-21 09:13:02,140 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2022-07-21 09:13:02,140 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:13:02,140 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:13:02,140 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:13:02,140 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-21 09:13:02,151 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)]) [2022-07-21 09:13:02,151 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-21 09:13:02,151 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:13:02,151 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:13:02,151 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:13:02,467 INFO L382 tUnfolder$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)]) [2022-07-21 09:13:02,467 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2022-07-21 09:13:02,467 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:13:02,467 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:13:02,467 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:13:02,468 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-21 09:13:02,828 INFO L129 PetriNetUnfolder]: 21354/42784 cut-off events. [2022-07-21 09:13:02,829 INFO L130 PetriNetUnfolder]: For 196938/202502 co-relation queries the response was YES. [2022-07-21 09:13:03,079 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. [2022-07-21 09:13:03,268 INFO L132 encePairwiseOnDemand]: 126/133 looper letters, 50 selfloop transitions, 15 changer transitions 8/168 dead transitions. [2022-07-21 09:13:03,268 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 168 transitions, 1060 flow [2022-07-21 09:13:03,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 09:13:03,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-07-21 09:13:03,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 460 transitions. [2022-07-21 09:13:03,270 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8646616541353384 [2022-07-21 09:13:03,270 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 460 transitions. [2022-07-21 09:13:03,270 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 460 transitions. [2022-07-21 09:13:03,270 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-21 09:13:03,270 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 460 transitions. [2022-07-21 09:13:03,271 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) [2022-07-21 09:13:03,273 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) [2022-07-21 09:13:03,273 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) [2022-07-21 09:13:03,273 INFO L186 Difference]: Start difference. First operand has 149 places, 138 transitions, 664 flow. Second operand 4 states and 460 transitions. [2022-07-21 09:13:03,273 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 168 transitions, 1060 flow [2022-07-21 09:13:03,326 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 168 transitions, 1040 flow, removed 4 selfloop flow, removed 4 redundant places. [2022-07-21 09:13:03,331 INFO L242 Difference]: Finished difference. Result has 149 places, 141 transitions, 747 flow [2022-07-21 09:13:03,331 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} [2022-07-21 09:13:03,332 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 30 predicate places. [2022-07-21 09:13:03,333 INFO L495 AbstractCegarLoop]: Abstraction has has 149 places, 141 transitions, 747 flow [2022-07-21 09:13:03,333 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) [2022-07-21 09:13:03,333 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-21 09:13:03,333 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] [2022-07-21 09:13:03,357 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-21 09:13:03,550 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 [2022-07-21 09:13:03,551 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)] === [2022-07-21 09:13:03,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:13:03,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1987124836, now seen corresponding path program 2 times [2022-07-21 09:13:03,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:13:03,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397686152] [2022-07-21 09:13:03,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:13:03,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:13:03,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:13:03,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 09:13:03,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:13:03,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397686152] [2022-07-21 09:13:03,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397686152] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 09:13:03,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149152638] [2022-07-21 09:13:03,665 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-21 09:13:03,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 09:13:03,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 09:13:03,680 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) [2022-07-21 09:13:03,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-21 09:13:03,857 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-07-21 09:13:03,858 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-21 09:13:03,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-21 09:13:03,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 09:13:03,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-21 09:13:03,981 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 09:13:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-21 09:13:04,040 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149152638] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-21 09:13:04,040 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-21 09:13:04,040 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 4] total 8 [2022-07-21 09:13:04,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425867143] [2022-07-21 09:13:04,040 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-21 09:13:04,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-21 09:13:04,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:13:04,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-21 09:13:04,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-21 09:13:04,042 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-21 09:13:04,042 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) [2022-07-21 09:13:04,042 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-21 09:13:04,042 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-21 09:13:04,043 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-21 09:13:10,408 INFO L129 PetriNetUnfolder]: 38269/70202 cut-off events. [2022-07-21 09:13:10,408 INFO L130 PetriNetUnfolder]: For 391655/398951 co-relation queries the response was YES. [2022-07-21 09:13:10,797 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. [2022-07-21 09:13:11,282 INFO L132 encePairwiseOnDemand]: 123/133 looper letters, 172 selfloop transitions, 61 changer transitions 5/326 dead transitions. [2022-07-21 09:13:11,282 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 326 transitions, 3097 flow [2022-07-21 09:13:11,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-21 09:13:11,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-07-21 09:13:11,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1153 transitions. [2022-07-21 09:13:11,285 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8669172932330828 [2022-07-21 09:13:11,285 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1153 transitions. [2022-07-21 09:13:11,285 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1153 transitions. [2022-07-21 09:13:11,286 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-21 09:13:11,286 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1153 transitions. [2022-07-21 09:13:11,288 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) [2022-07-21 09:13:11,289 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) [2022-07-21 09:13:11,290 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) [2022-07-21 09:13:11,290 INFO L186 Difference]: Start difference. First operand has 149 places, 141 transitions, 747 flow. Second operand 10 states and 1153 transitions. [2022-07-21 09:13:11,290 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 326 transitions, 3097 flow [2022-07-21 09:13:11,497 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 326 transitions, 3004 flow, removed 14 selfloop flow, removed 3 redundant places. [2022-07-21 09:13:11,500 INFO L242 Difference]: Finished difference. Result has 164 places, 189 transitions, 1683 flow [2022-07-21 09:13:11,500 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} [2022-07-21 09:13:11,500 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 45 predicate places. [2022-07-21 09:13:11,501 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 189 transitions, 1683 flow [2022-07-21 09:13:11,501 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) [2022-07-21 09:13:11,501 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-21 09:13:11,501 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] [2022-07-21 09:13:11,520 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-21 09:13:11,707 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 [2022-07-21 09:13:11,708 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)] === [2022-07-21 09:13:11,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 09:13:11,708 INFO L85 PathProgramCache]: Analyzing trace with hash 493037654, now seen corresponding path program 1 times [2022-07-21 09:13:11,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 09:13:11,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932925230] [2022-07-21 09:13:11,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 09:13:11,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 09:13:11,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 09:13:11,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-21 09:13:11,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 09:13:11,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932925230] [2022-07-21 09:13:11,777 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932925230] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 09:13:11,778 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 09:13:11,778 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 09:13:11,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765175055] [2022-07-21 09:13:11,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 09:13:11,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 09:13:11,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 09:13:11,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 09:13:11,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-21 09:13:11,781 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-21 09:13:11,781 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) [2022-07-21 09:13:11,781 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-21 09:13:11,781 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-21 09:13:11,782 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-21 09:13:16,504 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([352] L41-2-->L41-3: Formula: (= v_thread1Thread1of1ForFork2_~i~0_9 (+ |v_thread1Thread1of1ForFork2_#t~post1_3| 1)) InVars {thread1Thread1of1ForFork2_#t~post1=|v_thread1Thread1of1ForFork2_#t~post1_3|} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_9, thread1Thread1of1ForFork2_#t~post1=|v_thread1Thread1of1ForFork2_#t~post1_3|} AuxVars[] AssignedVars[thread1Thread1of1ForFork2_~i~0][78], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 139#true, 30#L51-4true, 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 827#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 1415#(and (< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), Black: 826#(and (<= (+ thread1Thread1of1ForFork2_~i~0 (* (div ~N~0 4294967296) 4294967296) 1) (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0)) (= thread1Thread1of1ForFork2_~i~0 0) (= 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: 1182#(< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)), Black: 824#(= thread1Thread1of1ForFork2_~i~0 0), Black: 1413#(and (< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)) (<= (div (+ (* (- 1) (mod thread3Thread1of1ForFork1_~i~2 4294967296)) (mod thread1Thread1of1ForFork2_~i~0 4294967296)) (- 4294967296)) 0)), Black: 1273#(<= (div (+ (* (- 1) (mod thread3Thread1of1ForFork1_~i~2 4294967296)) (mod thread1Thread1of1ForFork2_~i~0 4294967296)) (- 4294967296)) 0), Black: 825#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 1427#true, 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)), Black: 209#(= |thread4Thread1of1ForFork3_~i~3#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), 53#L41-3true, 822#true, 234#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~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)), 27#L73true, Black: 581#(< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)), 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), 13#L62-3true]) [2022-07-21 09:13:16,505 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-21 09:13:16,505 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:13:16,505 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:13:16,505 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-21 09:13:16,860 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[][151], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 139#true, 30#L51-4true, 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 827#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 826#(and (<= (+ thread1Thread1of1ForFork2_~i~0 (* (div ~N~0 4294967296) 4294967296) 1) (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), Black: 1182#(< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)), Black: 824#(= thread1Thread1of1ForFork2_~i~0 0), Black: 1413#(and (< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)) (<= (div (+ (* (- 1) (mod thread3Thread1of1ForFork1_~i~2 4294967296)) (mod thread1Thread1of1ForFork2_~i~0 4294967296)) (- 4294967296)) 0)), Black: 822#true, Black: 1273#(<= (div (+ (* (- 1) (mod thread3Thread1of1ForFork1_~i~2 4294967296)) (mod thread1Thread1of1ForFork2_~i~0 4294967296)) (- 4294967296)) 0), Black: 825#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 1415#(and (< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 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), 1431#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| (* (div ~N~0 4294967296) 4294967296) 1) (+ ~N~0 (* (div |thread2Thread1of1ForFork0_~i~1#1| 4294967296) 4294967296))) (= thread1Thread1of1ForFork2_~i~0 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), 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, Black: 234#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~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)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 127#L41-2true, 89#L63true]) [2022-07-21 09:13:16,860 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-21 09:13:16,860 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:13:16,860 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:13:16,860 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:13:16,861 INFO L382 tUnfolder$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[][188], [Black: 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), 139#true, 30#L51-4true, 824#(= thread1Thread1of1ForFork2_~i~0 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 827#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 1415#(and (< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), Black: 826#(and (<= (+ thread1Thread1of1ForFork2_~i~0 (* (div ~N~0 4294967296) 4294967296) 1) (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 200#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0)), Black: 1182#(< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)), Black: 1413#(and (< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)) (<= (div (+ (* (- 1) (mod thread3Thread1of1ForFork1_~i~2 4294967296)) (mod thread1Thread1of1ForFork2_~i~0 4294967296)) (- 4294967296)) 0)), Black: 822#true, Black: 1273#(<= (div (+ (* (- 1) (mod thread3Thread1of1ForFork1_~i~2 4294967296)) (mod thread1Thread1of1ForFork2_~i~0 4294967296)) (- 4294967296)) 0), Black: 825#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 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), 1431#(and (= |thread2Thread1of1ForFork0_~i~1#1| 0) (<= (+ |thread2Thread1of1ForFork0_~i~1#1| (* (div ~N~0 4294967296) 4294967296) 1) (+ ~N~0 (* (div |thread2Thread1of1ForFork0_~i~1#1| 4294967296) 4294967296))) (= thread1Thread1of1ForFork2_~i~0 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), 234#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~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)), 27#L73true, Black: 581#(< (mod thread3Thread1of1ForFork1_~i~2 4294967296) (mod ~N~0 4294967296)), 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), 127#L41-2true]) [2022-07-21 09:13:16,861 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-21 09:13:16,861 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:13:16,861 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-21 09:13:16,861 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event