./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 eb692b52 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-?-eb692b5 [2022-07-19 21:40:14,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 21:40:14,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 21:40:14,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 21:40:14,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 21:40:14,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 21:40:14,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 21:40:14,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 21:40:14,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 21:40:14,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 21:40:14,695 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 21:40:14,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 21:40:14,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 21:40:14,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 21:40:14,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 21:40:14,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 21:40:14,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 21:40:14,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 21:40:14,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 21:40:14,714 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 21:40:14,716 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 21:40:14,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 21:40:14,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 21:40:14,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 21:40:14,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 21:40:14,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 21:40:14,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 21:40:14,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 21:40:14,727 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 21:40:14,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 21:40:14,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 21:40:14,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 21:40:14,730 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 21:40:14,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 21:40:14,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 21:40:14,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 21:40:14,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 21:40:14,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 21:40:14,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 21:40:14,734 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 21:40:14,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 21:40:14,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 21:40:14,737 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-19 21:40:14,765 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 21:40:14,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 21:40:14,766 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 21:40:14,766 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 21:40:14,767 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 21:40:14,767 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 21:40:14,768 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 21:40:14,768 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 21:40:14,768 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 21:40:14,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 21:40:14,769 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 21:40:14,769 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 21:40:14,770 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 21:40:14,770 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 21:40:14,770 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 21:40:14,770 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 21:40:14,770 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 21:40:14,770 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 21:40:14,771 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 21:40:14,772 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 21:40:14,772 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 21:40:14,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 21:40:14,772 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 21:40:14,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 21:40:14,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 21:40:14,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 21:40:14,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 21:40:14,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 21:40:14,774 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 21:40:14,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 21:40:14,774 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 21:40:14,774 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 21:40:14,775 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 21:40:14,775 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e6a14a531a7a58347cefef713565bcea13a3839848e23eb785379c30b602107 [2022-07-19 21:40:14,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 21:40:15,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 21:40:15,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 21:40:15,021 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 21:40:15,023 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 21:40:15,024 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-mult-4.wvr.c [2022-07-19 21:40:15,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77979301f/2969e6351c5748b8a6cd09edaaf47fb3/FLAG228898608 [2022-07-19 21:40:15,482 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 21:40:15,484 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-mult-4.wvr.c [2022-07-19 21:40:15,492 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77979301f/2969e6351c5748b8a6cd09edaaf47fb3/FLAG228898608 [2022-07-19 21:40:15,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77979301f/2969e6351c5748b8a6cd09edaaf47fb3 [2022-07-19 21:40:15,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 21:40:15,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 21:40:15,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 21:40:15,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 21:40:15,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 21:40:15,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:40:15" (1/1) ... [2022-07-19 21:40:15,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d586719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:15, skipping insertion in model container [2022-07-19 21:40:15,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:40:15" (1/1) ... [2022-07-19 21:40:15,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 21:40:15,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 21:40:15,793 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] [2022-07-19 21:40:15,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 21:40:15,807 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 21:40:15,844 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] [2022-07-19 21:40:15,848 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 21:40:15,861 INFO L208 MainTranslator]: Completed translation [2022-07-19 21:40:15,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:15 WrapperNode [2022-07-19 21:40:15,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 21:40:15,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 21:40:15,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 21:40:15,863 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 21:40:15,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:15" (1/1) ... [2022-07-19 21:40:15,884 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:15" (1/1) ... [2022-07-19 21:40:15,909 INFO L137 Inliner]: procedures = 23, calls = 42, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 117 [2022-07-19 21:40:15,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 21:40:15,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 21:40:15,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 21:40:15,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 21:40:15,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:15" (1/1) ... [2022-07-19 21:40:15,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:15" (1/1) ... [2022-07-19 21:40:15,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:15" (1/1) ... [2022-07-19 21:40:15,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:15" (1/1) ... [2022-07-19 21:40:15,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:15" (1/1) ... [2022-07-19 21:40:15,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:15" (1/1) ... [2022-07-19 21:40:15,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:15" (1/1) ... [2022-07-19 21:40:15,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 21:40:15,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 21:40:15,949 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 21:40:15,949 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 21:40:15,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:15" (1/1) ... [2022-07-19 21:40:15,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 21:40:15,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 21:40:15,979 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) [2022-07-19 21:40:15,981 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 [2022-07-19 21:40:16,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 21:40:16,015 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-07-19 21:40:16,015 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-07-19 21:40:16,015 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-07-19 21:40:16,015 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-07-19 21:40:16,016 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-07-19 21:40:16,016 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-07-19 21:40:16,016 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-07-19 21:40:16,016 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-07-19 21:40:16,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 21:40:16,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 21:40:16,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-19 21:40:16,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-19 21:40:16,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-19 21:40:16,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 21:40:16,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 21:40:16,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-19 21:40:16,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 21:40:16,018 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-19 21:40:16,133 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 21:40:16,148 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 21:40:16,429 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 21:40:16,482 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 21:40:16,484 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-19 21:40:16,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 09:40:16 BoogieIcfgContainer [2022-07-19 21:40:16,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 21:40:16,489 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 21:40:16,489 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 21:40:16,492 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 21:40:16,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 09:40:15" (1/3) ... [2022-07-19 21:40:16,493 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eb7efc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 09:40:16, skipping insertion in model container [2022-07-19 21:40:16,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:15" (2/3) ... [2022-07-19 21:40:16,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eb7efc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 09:40:16, skipping insertion in model container [2022-07-19 21:40:16,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 09:40:16" (3/3) ... [2022-07-19 21:40:16,496 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-mult-4.wvr.c [2022-07-19 21:40:16,501 WARN L143 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-07-19 21:40:16,519 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 21:40:16,520 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 21:40:16,520 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-07-19 21:40:16,603 INFO L135 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-07-19 21:40:16,645 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 133 transitions, 298 flow [2022-07-19 21:40:16,696 INFO L129 PetriNetUnfolder]: 10/129 cut-off events. [2022-07-19 21:40:16,697 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-07-19 21:40:16,702 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. [2022-07-19 21:40:16,703 INFO L82 GeneralOperation]: Start removeDead. Operand has 136 places, 133 transitions, 298 flow [2022-07-19 21:40:16,707 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 119 places, 116 transitions, 256 flow [2022-07-19 21:40:16,716 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 21:40:16,722 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@622d82fd, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@74945d07 [2022-07-19 21:40:16,722 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-07-19 21:40:16,753 INFO L129 PetriNetUnfolder]: 10/115 cut-off events. [2022-07-19 21:40:16,754 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-07-19 21:40:16,754 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-19 21:40:16,755 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] [2022-07-19 21:40:16,755 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)] === [2022-07-19 21:40:16,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 21:40:16,761 INFO L85 PathProgramCache]: Analyzing trace with hash 307107853, now seen corresponding path program 1 times [2022-07-19 21:40:16,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 21:40:16,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913218949] [2022-07-19 21:40:16,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 21:40:16,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 21:40:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 21:40:16,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 21:40:16,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 21:40:16,974 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913218949] [2022-07-19 21:40:16,974 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913218949] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 21:40:16,974 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 21:40:16,975 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 21:40:16,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910315215] [2022-07-19 21:40:16,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 21:40:16,982 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-19 21:40:16,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 21:40:17,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-19 21:40:17,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-19 21:40:17,008 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 116 out of 133 [2022-07-19 21:40:17,011 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) [2022-07-19 21:40:17,011 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-19 21:40:17,011 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 116 of 133 [2022-07-19 21:40:17,012 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-19 21:40:17,122 INFO L129 PetriNetUnfolder]: 25/195 cut-off events. [2022-07-19 21:40:17,123 INFO L130 PetriNetUnfolder]: For 42/42 co-relation queries the response was YES. [2022-07-19 21:40:17,125 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. [2022-07-19 21:40:17,127 INFO L132 encePairwiseOnDemand]: 127/133 looper letters, 10 selfloop transitions, 0 changer transitions 2/110 dead transitions. [2022-07-19 21:40:17,131 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 110 transitions, 264 flow [2022-07-19 21:40:17,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-19 21:40:17,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-07-19 21:40:17,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 248 transitions. [2022-07-19 21:40:17,144 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.9323308270676691 [2022-07-19 21:40:17,144 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 248 transitions. [2022-07-19 21:40:17,144 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 248 transitions. [2022-07-19 21:40:17,146 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-19 21:40:17,147 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 248 transitions. [2022-07-19 21:40:17,154 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) [2022-07-19 21:40:17,159 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) [2022-07-19 21:40:17,160 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) [2022-07-19 21:40:17,161 INFO L186 Difference]: Start difference. First operand has 119 places, 116 transitions, 256 flow. Second operand 2 states and 248 transitions. [2022-07-19 21:40:17,162 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 110 transitions, 264 flow [2022-07-19 21:40:17,165 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 110 transitions, 248 flow, removed 0 selfloop flow, removed 8 redundant places. [2022-07-19 21:40:17,168 INFO L242 Difference]: Finished difference. Result has 112 places, 108 transitions, 224 flow [2022-07-19 21:40:17,170 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} [2022-07-19 21:40:17,174 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, -7 predicate places. [2022-07-19 21:40:17,174 INFO L495 AbstractCegarLoop]: Abstraction has has 112 places, 108 transitions, 224 flow [2022-07-19 21:40:17,174 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) [2022-07-19 21:40:17,175 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-19 21:40:17,175 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] [2022-07-19 21:40:17,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 21:40:17,175 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)] === [2022-07-19 21:40:17,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 21:40:17,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1646542828, now seen corresponding path program 1 times [2022-07-19 21:40:17,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 21:40:17,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52960710] [2022-07-19 21:40:17,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 21:40:17,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 21:40:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 21:40:17,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 21:40:17,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 21:40:17,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52960710] [2022-07-19 21:40:17,399 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52960710] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 21:40:17,399 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 21:40:17,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-19 21:40:17,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684928849] [2022-07-19 21:40:17,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 21:40:17,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 21:40:17,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 21:40:17,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 21:40:17,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-19 21:40:17,404 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 133 [2022-07-19 21:40:17,404 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) [2022-07-19 21:40:17,404 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-19 21:40:17,405 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 133 [2022-07-19 21:40:17,405 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-19 21:40:17,569 INFO L129 PetriNetUnfolder]: 112/475 cut-off events. [2022-07-19 21:40:17,569 INFO L130 PetriNetUnfolder]: For 30/31 co-relation queries the response was YES. [2022-07-19 21:40:17,575 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. [2022-07-19 21:40:17,579 INFO L132 encePairwiseOnDemand]: 125/133 looper letters, 25 selfloop transitions, 3 changer transitions 5/120 dead transitions. [2022-07-19 21:40:17,579 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 120 transitions, 321 flow [2022-07-19 21:40:17,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 21:40:17,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-07-19 21:40:17,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 551 transitions. [2022-07-19 21:40:17,586 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8285714285714286 [2022-07-19 21:40:17,587 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 551 transitions. [2022-07-19 21:40:17,587 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 551 transitions. [2022-07-19 21:40:17,587 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-19 21:40:17,587 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 551 transitions. [2022-07-19 21:40:17,589 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) [2022-07-19 21:40:17,592 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) [2022-07-19 21:40:17,592 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) [2022-07-19 21:40:17,592 INFO L186 Difference]: Start difference. First operand has 112 places, 108 transitions, 224 flow. Second operand 5 states and 551 transitions. [2022-07-19 21:40:17,592 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 120 transitions, 321 flow [2022-07-19 21:40:17,593 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 120 transitions, 321 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-07-19 21:40:17,595 INFO L242 Difference]: Finished difference. Result has 117 places, 110 transitions, 251 flow [2022-07-19 21:40:17,595 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} [2022-07-19 21:40:17,596 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, -2 predicate places. [2022-07-19 21:40:17,596 INFO L495 AbstractCegarLoop]: Abstraction has has 117 places, 110 transitions, 251 flow [2022-07-19 21:40:17,597 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) [2022-07-19 21:40:17,597 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-19 21:40:17,597 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] [2022-07-19 21:40:17,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-19 21:40:17,598 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)] === [2022-07-19 21:40:17,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 21:40:17,599 INFO L85 PathProgramCache]: Analyzing trace with hash 1900048170, now seen corresponding path program 1 times [2022-07-19 21:40:17,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 21:40:17,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749800812] [2022-07-19 21:40:17,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 21:40:17,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 21:40:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 21:40:17,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 21:40:17,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 21:40:17,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749800812] [2022-07-19 21:40:17,827 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749800812] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 21:40:17,827 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 21:40:17,828 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-19 21:40:17,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190423057] [2022-07-19 21:40:17,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 21:40:17,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 21:40:17,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 21:40:17,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 21:40:17,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 21:40:17,833 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-19 21:40:17,835 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) [2022-07-19 21:40:17,835 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-19 21:40:17,835 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-19 21:40:17,835 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-19 21:40:19,068 INFO L129 PetriNetUnfolder]: 5275/9959 cut-off events. [2022-07-19 21:40:19,069 INFO L130 PetriNetUnfolder]: For 731/731 co-relation queries the response was YES. [2022-07-19 21:40:19,107 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. [2022-07-19 21:40:19,175 INFO L132 encePairwiseOnDemand]: 124/133 looper letters, 51 selfloop transitions, 5 changer transitions 9/149 dead transitions. [2022-07-19 21:40:19,176 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 149 transitions, 480 flow [2022-07-19 21:40:19,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-19 21:40:19,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-07-19 21:40:19,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 671 transitions. [2022-07-19 21:40:19,178 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8408521303258145 [2022-07-19 21:40:19,179 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 671 transitions. [2022-07-19 21:40:19,179 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 671 transitions. [2022-07-19 21:40:19,179 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-19 21:40:19,179 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 671 transitions. [2022-07-19 21:40:19,182 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) [2022-07-19 21:40:19,184 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) [2022-07-19 21:40:19,184 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) [2022-07-19 21:40:19,184 INFO L186 Difference]: Start difference. First operand has 117 places, 110 transitions, 251 flow. Second operand 6 states and 671 transitions. [2022-07-19 21:40:19,185 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 149 transitions, 480 flow [2022-07-19 21:40:19,188 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 149 transitions, 473 flow, removed 2 selfloop flow, removed 3 redundant places. [2022-07-19 21:40:19,193 INFO L242 Difference]: Finished difference. Result has 120 places, 112 transitions, 280 flow [2022-07-19 21:40:19,193 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} [2022-07-19 21:40:19,196 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 1 predicate places. [2022-07-19 21:40:19,196 INFO L495 AbstractCegarLoop]: Abstraction has has 120 places, 112 transitions, 280 flow [2022-07-19 21:40:19,196 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) [2022-07-19 21:40:19,197 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-19 21:40:19,197 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] [2022-07-19 21:40:19,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-19 21:40:19,198 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)] === [2022-07-19 21:40:19,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 21:40:19,198 INFO L85 PathProgramCache]: Analyzing trace with hash 413140676, now seen corresponding path program 2 times [2022-07-19 21:40:19,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 21:40:19,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286088051] [2022-07-19 21:40:19,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 21:40:19,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 21:40:19,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 21:40:19,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 21:40:19,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 21:40:19,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286088051] [2022-07-19 21:40:19,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286088051] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 21:40:19,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 21:40:19,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 21:40:19,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541151019] [2022-07-19 21:40:19,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 21:40:19,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 21:40:19,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 21:40:19,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 21:40:19,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-19 21:40:19,352 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 133 [2022-07-19 21:40:19,353 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) [2022-07-19 21:40:19,353 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-19 21:40:19,353 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 133 [2022-07-19 21:40:19,354 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-19 21:40:20,130 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]) [2022-07-19 21:40:20,130 INFO L384 tUnfolder$Statistics]: this new event has 65 ancestors and is cut-off event [2022-07-19 21:40:20,131 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-19 21:40:20,131 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-19 21:40:20,131 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:20,135 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([357] L51-4-->L52: Formula: (< (mod |v_thread2Thread1of1ForFork0_~i~1#1_5| 4294967296) (mod v_~N~0_4 4294967296)) InVars {thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][64], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 77#L52true, Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 7#L94-4true, 76#L76true, Black: 144#(= ~counter~0 0), 19#L65true]) [2022-07-19 21:40:20,135 INFO L384 tUnfolder$Statistics]: this new event has 65 ancestors and is cut-off event [2022-07-19 21:40:20,135 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:20,136 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-19 21:40:20,136 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:20,226 INFO L382 tUnfolder$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]) [2022-07-19 21:40:20,227 INFO L384 tUnfolder$Statistics]: this new event has 66 ancestors and is cut-off event [2022-07-19 21:40:20,227 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:20,227 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2022-07-19 21:40:20,228 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2022-07-19 21:40:20,367 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [38#L51-5true, 139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 144#(= ~counter~0 0), 7#L94-4true, 19#L65true]) [2022-07-19 21:40:20,367 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-19 21:40:20,367 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-19 21:40:20,367 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-19 21:40:20,367 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-19 21:40:20,368 INFO L382 tUnfolder$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]) [2022-07-19 21:40:20,368 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2022-07-19 21:40:20,368 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-19 21:40:20,368 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-19 21:40:20,368 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-19 21:40:20,437 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, 155#true, 89#L63true]) [2022-07-19 21:40:20,438 INFO L384 tUnfolder$Statistics]: this new event has 68 ancestors and is cut-off event [2022-07-19 21:40:20,438 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-19 21:40:20,438 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-19 21:40:20,438 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-19 21:40:20,439 INFO L382 tUnfolder$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]) [2022-07-19 21:40:20,439 INFO L384 tUnfolder$Statistics]: this new event has 68 ancestors and is cut-off event [2022-07-19 21:40:20,439 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-19 21:40:20,439 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-19 21:40:20,439 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-19 21:40:20,486 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [69#L55true, 139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, 155#true, 89#L63true]) [2022-07-19 21:40:20,486 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-19 21:40:20,486 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-19 21:40:20,486 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-19 21:40:20,486 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:20,487 INFO L382 tUnfolder$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]) [2022-07-19 21:40:20,487 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-19 21:40:20,487 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-19 21:40:20,487 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:20,487 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-19 21:40:20,529 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [139#true, 27#L73true, 112#L51-2true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, 155#true, 89#L63true]) [2022-07-19 21:40:20,530 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-19 21:40:20,530 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:20,530 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:20,530 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:20,531 INFO L382 tUnfolder$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]) [2022-07-19 21:40:20,531 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-19 21:40:20,531 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:20,531 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:20,531 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:20,566 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][110], [139#true, 27#L73true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), 83#L41-4true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 39#L51-3true, Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, 155#true, 89#L63true]) [2022-07-19 21:40:20,566 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-19 21:40:20,567 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:20,567 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-19 21:40:20,567 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:20,567 INFO L382 tUnfolder$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]) [2022-07-19 21:40:20,567 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-19 21:40:20,568 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:20,568 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:20,568 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-19 21:40:20,583 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 30#L51-4true, 139#true, 27#L73true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 155#true, 89#L63true, 94#L95-2true]) [2022-07-19 21:40:20,584 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-19 21:40:20,584 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:20,584 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:20,584 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:20,585 INFO L382 tUnfolder$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]) [2022-07-19 21:40:20,585 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-19 21:40:20,585 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:20,585 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:20,585 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:20,585 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][100], [30#L51-4true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 27#L73true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 43#L62-5true, 155#true, 94#L95-2true]) [2022-07-19 21:40:20,586 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-19 21:40:20,586 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:20,586 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:20,586 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:20,586 INFO L382 tUnfolder$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]) [2022-07-19 21:40:20,586 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-19 21:40:20,586 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:20,587 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:20,587 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:20,607 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 27#L73true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 77#L52true, Black: 144#(= ~counter~0 0), 155#true, 89#L63true, 94#L95-2true]) [2022-07-19 21:40:20,608 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-19 21:40:20,608 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:20,608 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-19 21:40:20,608 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-19 21:40:20,608 INFO L382 tUnfolder$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]) [2022-07-19 21:40:20,609 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-19 21:40:20,609 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:20,609 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-19 21:40:20,609 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-19 21:40:20,609 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][100], [171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 139#true, 27#L73true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), Black: 163#(and (<= (+ (* (div thread1Thread1of1ForFork2_~i~0 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 77#L52true, Black: 144#(= ~counter~0 0), 43#L62-5true, 155#true, 94#L95-2true]) [2022-07-19 21:40:20,609 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-19 21:40:20,610 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:20,610 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-19 21:40:20,610 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-19 21:40:20,610 INFO L382 tUnfolder$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]) [2022-07-19 21:40:20,610 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-19 21:40:20,610 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-19 21:40:20,610 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-19 21:40:20,611 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:20,666 INFO L129 PetriNetUnfolder]: 5802/11040 cut-off events. [2022-07-19 21:40:20,666 INFO L130 PetriNetUnfolder]: For 6821/7568 co-relation queries the response was YES. [2022-07-19 21:40:20,725 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. [2022-07-19 21:40:20,804 INFO L132 encePairwiseOnDemand]: 126/133 looper letters, 46 selfloop transitions, 6 changer transitions 3/143 dead transitions. [2022-07-19 21:40:20,804 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 143 transitions, 500 flow [2022-07-19 21:40:20,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-19 21:40:20,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-07-19 21:40:20,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 466 transitions. [2022-07-19 21:40:20,806 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8759398496240601 [2022-07-19 21:40:20,807 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 466 transitions. [2022-07-19 21:40:20,807 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 466 transitions. [2022-07-19 21:40:20,807 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-19 21:40:20,807 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 466 transitions. [2022-07-19 21:40:20,809 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) [2022-07-19 21:40:20,810 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) [2022-07-19 21:40:20,810 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) [2022-07-19 21:40:20,811 INFO L186 Difference]: Start difference. First operand has 120 places, 112 transitions, 280 flow. Second operand 4 states and 466 transitions. [2022-07-19 21:40:20,892 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 143 transitions, 500 flow [2022-07-19 21:40:20,898 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 143 transitions, 476 flow, removed 9 selfloop flow, removed 3 redundant places. [2022-07-19 21:40:20,911 INFO L242 Difference]: Finished difference. Result has 122 places, 118 transitions, 324 flow [2022-07-19 21:40:20,911 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} [2022-07-19 21:40:20,912 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 3 predicate places. [2022-07-19 21:40:20,913 INFO L495 AbstractCegarLoop]: Abstraction has has 122 places, 118 transitions, 324 flow [2022-07-19 21:40:20,913 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) [2022-07-19 21:40:20,913 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-19 21:40:20,914 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] [2022-07-19 21:40:20,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-19 21:40:20,914 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)] === [2022-07-19 21:40:20,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 21:40:20,915 INFO L85 PathProgramCache]: Analyzing trace with hash -744828084, now seen corresponding path program 1 times [2022-07-19 21:40:20,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 21:40:20,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193704980] [2022-07-19 21:40:20,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 21:40:20,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 21:40:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 21:40:21,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 21:40:21,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 21:40:21,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193704980] [2022-07-19 21:40:21,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193704980] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 21:40:21,033 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 21:40:21,033 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-19 21:40:21,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622673115] [2022-07-19 21:40:21,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 21:40:21,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 21:40:21,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 21:40:21,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 21:40:21,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 21:40:21,036 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-19 21:40:21,037 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) [2022-07-19 21:40:21,037 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-19 21:40:21,037 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-19 21:40:21,037 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-19 21:40:22,811 INFO L129 PetriNetUnfolder]: 9574/17233 cut-off events. [2022-07-19 21:40:22,811 INFO L130 PetriNetUnfolder]: For 10783/11570 co-relation queries the response was YES. [2022-07-19 21:40:22,889 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. [2022-07-19 21:40:22,992 INFO L132 encePairwiseOnDemand]: 124/133 looper letters, 83 selfloop transitions, 10 changer transitions 4/183 dead transitions. [2022-07-19 21:40:22,993 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 183 transitions, 768 flow [2022-07-19 21:40:22,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-19 21:40:22,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-07-19 21:40:22,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 689 transitions. [2022-07-19 21:40:22,995 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8634085213032582 [2022-07-19 21:40:22,995 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 689 transitions. [2022-07-19 21:40:22,996 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 689 transitions. [2022-07-19 21:40:22,996 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-19 21:40:22,996 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 689 transitions. [2022-07-19 21:40:22,998 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) [2022-07-19 21:40:23,000 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) [2022-07-19 21:40:23,000 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) [2022-07-19 21:40:23,000 INFO L186 Difference]: Start difference. First operand has 122 places, 118 transitions, 324 flow. Second operand 6 states and 689 transitions. [2022-07-19 21:40:23,001 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 127 places, 183 transitions, 768 flow [2022-07-19 21:40:23,005 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 127 places, 183 transitions, 768 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-07-19 21:40:23,007 INFO L242 Difference]: Finished difference. Result has 130 places, 125 transitions, 402 flow [2022-07-19 21:40:23,007 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} [2022-07-19 21:40:23,008 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 11 predicate places. [2022-07-19 21:40:23,008 INFO L495 AbstractCegarLoop]: Abstraction has has 130 places, 125 transitions, 402 flow [2022-07-19 21:40:23,009 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) [2022-07-19 21:40:23,009 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-19 21:40:23,009 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] [2022-07-19 21:40:23,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-19 21:40:23,010 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)] === [2022-07-19 21:40:23,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 21:40:23,010 INFO L85 PathProgramCache]: Analyzing trace with hash -849627652, now seen corresponding path program 3 times [2022-07-19 21:40:23,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 21:40:23,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405557386] [2022-07-19 21:40:23,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 21:40:23,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 21:40:23,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 21:40:23,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 21:40:23,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 21:40:23,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405557386] [2022-07-19 21:40:23,079 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405557386] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 21:40:23,079 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 21:40:23,079 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 21:40:23,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614026551] [2022-07-19 21:40:23,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 21:40:23,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 21:40:23,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 21:40:23,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 21:40:23,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-19 21:40:23,082 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 133 [2022-07-19 21:40:23,082 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) [2022-07-19 21:40:23,082 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-19 21:40:23,082 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 133 [2022-07-19 21:40:23,082 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-19 21:40:24,462 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 16#thread4ENTRYtrue, 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 53#L41-3true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-19 21:40:24,462 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2022-07-19 21:40:24,462 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-19 21:40:24,462 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-19 21:40:24,462 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-19 21:40:24,517 INFO L382 tUnfolder$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]) [2022-07-19 21:40:24,517 INFO L384 tUnfolder$Statistics]: this new event has 68 ancestors and is cut-off event [2022-07-19 21:40:24,517 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-19 21:40:24,517 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-19 21:40:24,517 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2022-07-19 21:40:24,590 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][84], [139#true, 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 77#L52true, 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 53#L41-3true, 43#L62-5true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 27#L73true, 180#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-19 21:40:24,590 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2022-07-19 21:40:24,591 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-19 21:40:24,591 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-19 21:40:24,591 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-19 21:40:24,605 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:24,605 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2022-07-19 21:40:24,605 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-19 21:40:24,606 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-19 21:40:24,606 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-19 21:40:24,653 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][124], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 47#thread3ENTRYtrue, 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 38#L51-5true, 27#L73true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-19 21:40:24,653 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-19 21:40:24,653 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:24,653 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:24,654 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:24,695 INFO L382 tUnfolder$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]) [2022-07-19 21:40:24,695 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-19 21:40:24,696 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:24,696 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:24,696 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-19 21:40:24,696 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][116], [139#true, 30#L51-4true, 189#(= |thread2Thread1of1ForFork0_~i~1#1| 0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 43#L62-5true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 28#L44true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-19 21:40:24,696 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-19 21:40:24,696 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:24,696 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:24,697 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-19 21:40:24,712 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:24,713 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-19 21:40:24,713 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-19 21:40:24,713 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:24,713 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-19 21:40:24,716 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][82], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 25#L72-5true, 39#L51-3true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-19 21:40:24,717 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-19 21:40:24,717 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:24,717 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:24,717 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:24,811 INFO L382 tUnfolder$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]) [2022-07-19 21:40:24,811 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-19 21:40:24,811 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:24,811 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:24,812 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:25,083 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([347] L41-4-->L42: Formula: (< (mod v_thread1Thread1of1ForFork2_~i~0_5 4294967296) (mod v_~N~0_2 4294967296)) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[][62], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 87#L42true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 40#L62-4true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 76#L76true, Black: 144#(= ~counter~0 0), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-19 21:40:25,083 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-19 21:40:25,084 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-19 21:40:25,084 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:25,084 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-19 21:40:25,084 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:25,084 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-19 21:40:25,085 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:25,085 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-19 21:40:25,085 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-19 21:40:25,085 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 53#L41-3true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 76#L76true, Black: 144#(= ~counter~0 0), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-19 21:40:25,085 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-19 21:40:25,085 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:25,085 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:25,086 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:25,090 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:25,090 INFO L384 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,090 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-19 21:40:25,091 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-19 21:40:25,091 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,173 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][82], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 38#L51-5true, 27#L73true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true, 89#L63true]) [2022-07-19 21:40:25,173 INFO L384 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,173 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,174 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,174 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,260 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:25,260 INFO L384 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,260 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-19 21:40:25,261 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,261 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-19 21:40:25,293 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][124], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 43#L62-5true, 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 27#L73true, 39#L51-3true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-19 21:40:25,293 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-19 21:40:25,294 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-19 21:40:25,294 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:25,294 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:25,323 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:25,323 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-07-19 21:40:25,323 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-19 21:40:25,324 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-19 21:40:25,324 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:25,325 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][128], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 40#L62-4true, 27#L73true, 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-19 21:40:25,325 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-07-19 21:40:25,325 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-19 21:40:25,325 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:25,326 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-19 21:40:25,372 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:25,373 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-19 21:40:25,373 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:25,373 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:25,373 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:25,375 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([347] L41-4-->L42: Formula: (< (mod v_thread1Thread1of1ForFork2_~i~0_5 4294967296) (mod v_~N~0_2 4294967296)) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_5, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[][62], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 87#L42true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 40#L62-4true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 112#L51-2true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-19 21:40:25,375 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-19 21:40:25,375 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:25,375 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:25,376 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:25,376 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:25,376 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-19 21:40:25,376 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:25,376 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:25,376 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:25,377 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([367] L62-4-->L63: Formula: (< (mod v_thread3Thread1of1ForFork1_~i~2_5 4294967296) (mod v_~N~0_6 4294967296)) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_5, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][86], [139#true, Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, Black: 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 168#true, 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 112#L51-2true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), 89#L63true, 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-19 21:40:25,377 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-19 21:40:25,377 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:25,377 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-19 21:40:25,377 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:25,377 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2022-07-19 21:40:25,396 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([377] L72-4-->L73: Formula: (< (mod |v_thread4Thread1of1ForFork3_~i~3#1_5| 4294967296) (mod v_~N~0_8 4294967296)) InVars {thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} OutVars{thread4Thread1of1ForFork3_~i~3#1=|v_thread4Thread1of1ForFork3_~i~3#1_5|, ~N~0=v_~N~0_8} AuxVars[] AssignedVars[][124], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 53#L41-3true, 187#true, 43#L62-5true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 38#L51-5true, 27#L73true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-19 21:40:25,396 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-07-19 21:40:25,396 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,396 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,396 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-07-19 21:40:25,414 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:25,414 INFO L384 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-07-19 21:40:25,414 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:25,414 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-19 21:40:25,415 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-19 21:40:25,415 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([346] L41-4-->L41-5: Formula: (not (< (mod v_thread1Thread1of1ForFork2_~i~0_3 4294967296) (mod v_~N~0_1 4294967296))) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][36], [72#L41-5true, 139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 40#L62-4true, 25#L72-5true, 39#L51-3true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-19 21:40:25,415 INFO L384 tUnfolder$Statistics]: this new event has 76 ancestors and is cut-off event [2022-07-19 21:40:25,415 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:25,415 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-19 21:40:25,415 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-19 21:40:25,416 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:25,416 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-19 21:40:25,416 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:25,416 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:25,416 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:25,416 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:25,443 INFO L382 tUnfolder$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]) [2022-07-19 21:40:25,443 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-07-19 21:40:25,443 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,443 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,443 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-07-19 21:40:25,444 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([366] L62-4-->L62-5: Formula: (not (< (mod v_thread3Thread1of1ForFork1_~i~2_3 4294967296) (mod v_~N~0_5 4294967296))) InVars {thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork1_~i~2=v_thread3Thread1of1ForFork1_~i~2_3, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][117], [139#true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 157#(= thread3Thread1of1ForFork1_~i~2 0), 190#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), 43#L62-5true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 94#L95-2true, 25#L72-5true, 112#L51-2true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), Black: 178#(= thread3Thread1of1ForFork1_~i~2 0), 176#true]) [2022-07-19 21:40:25,445 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-07-19 21:40:25,445 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,445 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,445 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is cut-off event [2022-07-19 21:40:25,467 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:25,468 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2022-07-19 21:40:25,468 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-19 21:40:25,468 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:25,468 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:25,468 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([346] L41-4-->L41-5: Formula: (not (< (mod v_thread1Thread1of1ForFork2_~i~0_3 4294967296) (mod v_~N~0_1 4294967296))) InVars {thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork2_~i~0=v_thread1Thread1of1ForFork2_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][36], [139#true, 72#L41-5true, 170#(<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0), Black: 161#(and (<= 0 (div (+ (* (- 1) ~N~0) (* (div ~N~0 4294967296) 4294967296)) 4294967296)) (= thread3Thread1of1ForFork1_~i~2 0)), 157#(= thread3Thread1of1ForFork1_~i~2 0), 187#true, Black: 171#(and (<= (+ (* (div ~N~0 4294967296) 4294967296) 1) ~N~0) (= |thread2Thread1of1ForFork0_~i~1#1| 0)), Black: 168#true, 38#L51-5true, 40#L62-4true, 25#L72-5true, Black: 182#(and (<= (+ (* (div thread3Thread1of1ForFork1_~i~2 4294967296) 4294967296) ~N~0) (* (div ~N~0 4294967296) 4294967296)) (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 7#L94-4true, Black: 144#(= ~counter~0 0), Black: 179#(and (= thread1Thread1of1ForFork2_~i~0 0) (= thread3Thread1of1ForFork1_~i~2 0)), 178#(= thread3Thread1of1ForFork1_~i~2 0)]) [2022-07-19 21:40:25,469 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2022-07-19 21:40:25,469 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-19 21:40:25,469 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:25,469 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:25,469 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:25,469 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is cut-off event [2022-07-19 21:40:25,469 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-19 21:40:25,470 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,470 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2022-07-19 21:40:25,470 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2022-07-19 21:40:25,524 INFO L129 PetriNetUnfolder]: 12606/23845 cut-off events. [2022-07-19 21:40:25,525 INFO L130 PetriNetUnfolder]: For 31294/33787 co-relation queries the response was YES. [2022-07-19 21:40:25,672 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. [2022-07-19 21:40:25,977 INFO L132 encePairwiseOnDemand]: 126/133 looper letters, 58 selfloop transitions, 12 changer transitions 3/166 dead transitions. [2022-07-19 21:40:25,977 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 166 transitions, 758 flow [2022-07-19 21:40:25,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-19 21:40:25,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-07-19 21:40:25,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 468 transitions. [2022-07-19 21:40:25,980 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8796992481203008 [2022-07-19 21:40:25,980 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 468 transitions. [2022-07-19 21:40:25,980 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 468 transitions. [2022-07-19 21:40:25,980 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-19 21:40:25,981 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 468 transitions. [2022-07-19 21:40:25,982 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) [2022-07-19 21:40:25,983 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) [2022-07-19 21:40:25,984 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) [2022-07-19 21:40:25,984 INFO L186 Difference]: Start difference. First operand has 130 places, 125 transitions, 402 flow. Second operand 4 states and 468 transitions. [2022-07-19 21:40:25,984 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 166 transitions, 758 flow [2022-07-19 21:40:25,993 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 166 transitions, 754 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-07-19 21:40:25,996 INFO L242 Difference]: Finished difference. Result has 134 places, 133 transitions, 518 flow [2022-07-19 21:40:25,996 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} [2022-07-19 21:40:25,998 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 15 predicate places. [2022-07-19 21:40:25,998 INFO L495 AbstractCegarLoop]: Abstraction has has 134 places, 133 transitions, 518 flow [2022-07-19 21:40:25,999 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) [2022-07-19 21:40:25,999 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-19 21:40:26,000 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] [2022-07-19 21:40:26,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-19 21:40:26,000 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)] === [2022-07-19 21:40:26,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 21:40:26,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1706284138, now seen corresponding path program 2 times [2022-07-19 21:40:26,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 21:40:26,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516713086] [2022-07-19 21:40:26,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 21:40:26,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 21:40:26,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 21:40:26,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 21:40:26,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 21:40:26,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516713086] [2022-07-19 21:40:26,152 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516713086] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 21:40:26,152 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 21:40:26,152 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-19 21:40:26,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647893823] [2022-07-19 21:40:26,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 21:40:26,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 21:40:26,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 21:40:26,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 21:40:26,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 21:40:26,157 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-19 21:40:26,158 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) [2022-07-19 21:40:26,158 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-19 21:40:26,158 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-19 21:40:26,158 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-19 21:40:29,491 INFO L129 PetriNetUnfolder]: 19445/35246 cut-off events. [2022-07-19 21:40:29,491 INFO L130 PetriNetUnfolder]: For 77585/79815 co-relation queries the response was YES. [2022-07-19 21:40:29,625 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. [2022-07-19 21:40:29,841 INFO L132 encePairwiseOnDemand]: 124/133 looper letters, 79 selfloop transitions, 9 changer transitions 12/187 dead transitions. [2022-07-19 21:40:29,842 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 187 transitions, 1028 flow [2022-07-19 21:40:29,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-19 21:40:29,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-07-19 21:40:29,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 673 transitions. [2022-07-19 21:40:29,845 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.843358395989975 [2022-07-19 21:40:29,845 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 673 transitions. [2022-07-19 21:40:29,845 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 673 transitions. [2022-07-19 21:40:29,845 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-19 21:40:29,846 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 673 transitions. [2022-07-19 21:40:29,847 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) [2022-07-19 21:40:29,849 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) [2022-07-19 21:40:29,849 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) [2022-07-19 21:40:29,849 INFO L186 Difference]: Start difference. First operand has 134 places, 133 transitions, 518 flow. Second operand 6 states and 673 transitions. [2022-07-19 21:40:29,849 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 187 transitions, 1028 flow [2022-07-19 21:40:29,880 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 187 transitions, 1024 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-07-19 21:40:29,882 INFO L242 Difference]: Finished difference. Result has 141 places, 135 transitions, 599 flow [2022-07-19 21:40:29,883 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} [2022-07-19 21:40:29,883 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 22 predicate places. [2022-07-19 21:40:29,884 INFO L495 AbstractCegarLoop]: Abstraction has has 141 places, 135 transitions, 599 flow [2022-07-19 21:40:29,884 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) [2022-07-19 21:40:29,884 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-19 21:40:29,884 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] [2022-07-19 21:40:29,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-19 21:40:29,885 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)] === [2022-07-19 21:40:29,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 21:40:29,886 INFO L85 PathProgramCache]: Analyzing trace with hash 1401469462, now seen corresponding path program 3 times [2022-07-19 21:40:29,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 21:40:29,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036915540] [2022-07-19 21:40:29,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 21:40:29,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 21:40:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 21:40:29,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 21:40:29,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 21:40:29,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036915540] [2022-07-19 21:40:29,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036915540] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 21:40:29,978 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 21:40:29,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-19 21:40:29,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110317162] [2022-07-19 21:40:29,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 21:40:29,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 21:40:29,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 21:40:29,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 21:40:29,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 21:40:29,981 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-19 21:40:29,981 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) [2022-07-19 21:40:29,981 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-19 21:40:29,982 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-19 21:40:29,982 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-19 21:40:35,165 INFO L129 PetriNetUnfolder]: 34022/59413 cut-off events. [2022-07-19 21:40:35,166 INFO L130 PetriNetUnfolder]: For 226570/233125 co-relation queries the response was YES. [2022-07-19 21:40:35,446 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. [2022-07-19 21:40:36,007 INFO L132 encePairwiseOnDemand]: 124/133 looper letters, 98 selfloop transitions, 6 changer transitions 3/198 dead transitions. [2022-07-19 21:40:36,007 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 198 transitions, 1259 flow [2022-07-19 21:40:36,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-19 21:40:36,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-07-19 21:40:36,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 669 transitions. [2022-07-19 21:40:36,009 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8383458646616542 [2022-07-19 21:40:36,010 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 669 transitions. [2022-07-19 21:40:36,010 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 669 transitions. [2022-07-19 21:40:36,010 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-19 21:40:36,010 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 669 transitions. [2022-07-19 21:40:36,012 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) [2022-07-19 21:40:36,013 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) [2022-07-19 21:40:36,014 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) [2022-07-19 21:40:36,014 INFO L186 Difference]: Start difference. First operand has 141 places, 135 transitions, 599 flow. Second operand 6 states and 669 transitions. [2022-07-19 21:40:36,014 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 198 transitions, 1259 flow [2022-07-19 21:40:36,092 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 198 transitions, 1204 flow, removed 23 selfloop flow, removed 3 redundant places. [2022-07-19 21:40:36,095 INFO L242 Difference]: Finished difference. Result has 145 places, 138 transitions, 646 flow [2022-07-19 21:40:36,095 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} [2022-07-19 21:40:36,096 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 26 predicate places. [2022-07-19 21:40:36,096 INFO L495 AbstractCegarLoop]: Abstraction has has 145 places, 138 transitions, 646 flow [2022-07-19 21:40:36,097 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) [2022-07-19 21:40:36,097 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-19 21:40:36,097 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] [2022-07-19 21:40:36,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-19 21:40:36,097 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)] === [2022-07-19 21:40:36,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 21:40:36,098 INFO L85 PathProgramCache]: Analyzing trace with hash 163349338, now seen corresponding path program 4 times [2022-07-19 21:40:36,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 21:40:36,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057093942] [2022-07-19 21:40:36,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 21:40:36,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 21:40:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 21:40:36,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 21:40:36,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 21:40:36,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057093942] [2022-07-19 21:40:36,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057093942] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 21:40:36,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 21:40:36,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 21:40:36,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475535547] [2022-07-19 21:40:36,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 21:40:36,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 21:40:36,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 21:40:36,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 21:40:36,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 21:40:36,184 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 133 [2022-07-19 21:40:36,184 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) [2022-07-19 21:40:36,185 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-19 21:40:36,185 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 133 [2022-07-19 21:40:36,185 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-19 21:40:38,466 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]) [2022-07-19 21:40:38,466 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-07-19 21:40:38,466 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:38,466 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:38,466 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:39,968 INFO L129 PetriNetUnfolder]: 20259/40395 cut-off events. [2022-07-19 21:40:39,968 INFO L130 PetriNetUnfolder]: For 157653/169597 co-relation queries the response was YES. [2022-07-19 21:40:40,205 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. [2022-07-19 21:40:40,432 INFO L132 encePairwiseOnDemand]: 125/133 looper letters, 54 selfloop transitions, 6 changer transitions 12/168 dead transitions. [2022-07-19 21:40:40,432 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 168 transitions, 985 flow [2022-07-19 21:40:40,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 21:40:40,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-07-19 21:40:40,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 565 transitions. [2022-07-19 21:40:40,434 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.849624060150376 [2022-07-19 21:40:40,434 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 565 transitions. [2022-07-19 21:40:40,434 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 565 transitions. [2022-07-19 21:40:40,435 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-19 21:40:40,435 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 565 transitions. [2022-07-19 21:40:40,436 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) [2022-07-19 21:40:40,438 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) [2022-07-19 21:40:40,438 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) [2022-07-19 21:40:40,438 INFO L186 Difference]: Start difference. First operand has 145 places, 138 transitions, 646 flow. Second operand 5 states and 565 transitions. [2022-07-19 21:40:40,438 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 168 transitions, 985 flow [2022-07-19 21:40:40,471 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 168 transitions, 979 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-07-19 21:40:40,474 INFO L242 Difference]: Finished difference. Result has 149 places, 138 transitions, 664 flow [2022-07-19 21:40:40,474 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} [2022-07-19 21:40:40,475 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 30 predicate places. [2022-07-19 21:40:40,475 INFO L495 AbstractCegarLoop]: Abstraction has has 149 places, 138 transitions, 664 flow [2022-07-19 21:40:40,475 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) [2022-07-19 21:40:40,475 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-19 21:40:40,476 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] [2022-07-19 21:40:40,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-19 21:40:40,476 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)] === [2022-07-19 21:40:40,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 21:40:40,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1735102958, now seen corresponding path program 1 times [2022-07-19 21:40:40,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 21:40:40,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745922107] [2022-07-19 21:40:40,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 21:40:40,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 21:40:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 21:40:40,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 21:40:40,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 21:40:40,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745922107] [2022-07-19 21:40:40,566 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745922107] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 21:40:40,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1643944152] [2022-07-19 21:40:40,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 21:40:40,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 21:40:40,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 21:40:40,569 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) [2022-07-19 21:40:40,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-19 21:40:40,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 21:40:40,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-19 21:40:40,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 21:40:40,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 21:40:40,835 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 21:40:40,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 21:40:40,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1643944152] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-19 21:40:40,958 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-07-19 21:40:40,958 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 5] total 7 [2022-07-19 21:40:40,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138870939] [2022-07-19 21:40:40,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 21:40:40,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 21:40:40,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 21:40:40,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 21:40:40,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-19 21:40:40,960 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 133 [2022-07-19 21:40:40,961 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) [2022-07-19 21:40:40,961 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-19 21:40:40,961 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 133 [2022-07-19 21:40:40,961 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-19 21:40:42,083 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)]) [2022-07-19 21:40:42,083 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2022-07-19 21:40:42,083 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-19 21:40:42,083 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-19 21:40:42,083 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2022-07-19 21:40:42,083 INFO L382 tUnfolder$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]) [2022-07-19 21:40:42,083 INFO L384 tUnfolder$Statistics]: this new event has 65 ancestors and is cut-off event [2022-07-19 21:40:42,083 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-19 21:40:42,083 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-19 21:40:42,084 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2022-07-19 21:40:42,997 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)]) [2022-07-19 21:40:42,997 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-19 21:40:42,997 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:42,997 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:42,997 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:43,265 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:43,266 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-19 21:40:43,494 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:43,494 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:43,494 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2022-07-19 21:40:43,516 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)]) [2022-07-19 21:40:43,517 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-19 21:40:43,517 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-19 21:40:43,517 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:43,517 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2022-07-19 21:40:43,656 INFO L382 tUnfolder$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]) [2022-07-19 21:40:43,656 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-19 21:40:43,656 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:43,656 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:43,656 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:43,656 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)]) [2022-07-19 21:40:43,656 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-07-19 21:40:43,656 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-19 21:40:43,656 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-19 21:40:43,656 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2022-07-19 21:40:43,682 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:43,682 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2022-07-19 21:40:43,682 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:43,682 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:43,682 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2022-07-19 21:40:43,715 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)]) [2022-07-19 21:40:43,715 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-19 21:40:43,715 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:43,716 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:43,716 INFO L387 tUnfolder$Statistics]: existing Event has 75 ancestors and is cut-off event [2022-07-19 21:40:43,952 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:43,952 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-19 21:40:43,952 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:43,952 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:43,952 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:43,952 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:43,961 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:43,961 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2022-07-19 21:40:43,961 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:43,961 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:43,961 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:44,090 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)]) [2022-07-19 21:40:44,090 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-19 21:40:44,090 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:44,090 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:44,090 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:44,100 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:44,100 INFO L384 tUnfolder$Statistics]: this new event has 74 ancestors and is cut-off event [2022-07-19 21:40:44,100 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:44,100 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:44,100 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:44,199 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)]) [2022-07-19 21:40:44,199 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is cut-off event [2022-07-19 21:40:44,199 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:44,199 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:44,199 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:44,199 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2022-07-19 21:40:44,208 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)]) [2022-07-19 21:40:44,208 INFO L384 tUnfolder$Statistics]: this new event has 75 ancestors and is cut-off event [2022-07-19 21:40:44,208 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:44,208 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:44,208 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:44,538 INFO L382 tUnfolder$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)]) [2022-07-19 21:40:44,544 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is cut-off event [2022-07-19 21:40:44,544 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:44,544 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:44,544 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:44,544 INFO L387 tUnfolder$Statistics]: existing Event has 74 ancestors and is cut-off event [2022-07-19 21:40:45,016 INFO L129 PetriNetUnfolder]: 21354/42784 cut-off events. [2022-07-19 21:40:45,016 INFO L130 PetriNetUnfolder]: For 196938/202502 co-relation queries the response was YES. [2022-07-19 21:40:45,288 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. [2022-07-19 21:40:45,505 INFO L132 encePairwiseOnDemand]: 126/133 looper letters, 50 selfloop transitions, 15 changer transitions 8/168 dead transitions. [2022-07-19 21:40:45,506 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 168 transitions, 1060 flow [2022-07-19 21:40:45,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-19 21:40:45,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-07-19 21:40:45,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 460 transitions. [2022-07-19 21:40:45,507 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8646616541353384 [2022-07-19 21:40:45,508 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 460 transitions. [2022-07-19 21:40:45,508 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 460 transitions. [2022-07-19 21:40:45,508 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-19 21:40:45,508 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 460 transitions. [2022-07-19 21:40:45,509 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) [2022-07-19 21:40:45,510 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) [2022-07-19 21:40:45,511 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) [2022-07-19 21:40:45,511 INFO L186 Difference]: Start difference. First operand has 149 places, 138 transitions, 664 flow. Second operand 4 states and 460 transitions. [2022-07-19 21:40:45,511 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 168 transitions, 1060 flow [2022-07-19 21:40:45,591 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 168 transitions, 1040 flow, removed 4 selfloop flow, removed 4 redundant places. [2022-07-19 21:40:45,593 INFO L242 Difference]: Finished difference. Result has 149 places, 141 transitions, 747 flow [2022-07-19 21:40:45,593 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} [2022-07-19 21:40:45,595 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 30 predicate places. [2022-07-19 21:40:45,595 INFO L495 AbstractCegarLoop]: Abstraction has has 149 places, 141 transitions, 747 flow [2022-07-19 21:40:45,596 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) [2022-07-19 21:40:45,596 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-19 21:40:45,596 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] [2022-07-19 21:40:45,625 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-19 21:40:45,820 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 [2022-07-19 21:40:45,820 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)] === [2022-07-19 21:40:45,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 21:40:45,821 INFO L85 PathProgramCache]: Analyzing trace with hash 1987124836, now seen corresponding path program 2 times [2022-07-19 21:40:45,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 21:40:45,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412251136] [2022-07-19 21:40:45,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 21:40:45,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 21:40:45,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 21:40:45,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 21:40:45,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 21:40:45,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412251136] [2022-07-19 21:40:45,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412251136] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 21:40:45,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1236546161] [2022-07-19 21:40:45,951 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-19 21:40:45,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 21:40:45,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 21:40:45,953 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) [2022-07-19 21:40:45,954 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-19 21:40:46,191 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-07-19 21:40:46,191 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-19 21:40:46,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-19 21:40:46,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 21:40:46,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-19 21:40:46,388 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 21:40:46,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-19 21:40:46,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1236546161] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-19 21:40:46,487 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-19 21:40:46,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 4] total 8 [2022-07-19 21:40:46,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217545899] [2022-07-19 21:40:46,488 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-19 21:40:46,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-19 21:40:46,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 21:40:46,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-19 21:40:46,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-19 21:40:46,490 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-19 21:40:46,491 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) [2022-07-19 21:40:46,491 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-19 21:40:46,491 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-19 21:40:46,491 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-19 21:40:53,256 INFO L129 PetriNetUnfolder]: 38269/70202 cut-off events. [2022-07-19 21:40:53,257 INFO L130 PetriNetUnfolder]: For 391655/398951 co-relation queries the response was YES. [2022-07-19 21:40:53,631 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. [2022-07-19 21:40:53,944 INFO L132 encePairwiseOnDemand]: 123/133 looper letters, 172 selfloop transitions, 61 changer transitions 5/326 dead transitions. [2022-07-19 21:40:53,944 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 326 transitions, 3097 flow [2022-07-19 21:40:53,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-19 21:40:53,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-07-19 21:40:53,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1153 transitions. [2022-07-19 21:40:53,947 INFO L488 CegarLoopForPetriNet]: DFA transition density 0.8669172932330828 [2022-07-19 21:40:53,947 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1153 transitions. [2022-07-19 21:40:53,947 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1153 transitions. [2022-07-19 21:40:53,948 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-19 21:40:53,948 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1153 transitions. [2022-07-19 21:40:53,950 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) [2022-07-19 21:40:53,952 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) [2022-07-19 21:40:53,952 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) [2022-07-19 21:40:53,953 INFO L186 Difference]: Start difference. First operand has 149 places, 141 transitions, 747 flow. Second operand 10 states and 1153 transitions. [2022-07-19 21:40:53,953 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 326 transitions, 3097 flow [2022-07-19 21:40:54,203 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 326 transitions, 3004 flow, removed 14 selfloop flow, removed 3 redundant places. [2022-07-19 21:40:54,207 INFO L242 Difference]: Finished difference. Result has 164 places, 189 transitions, 1683 flow [2022-07-19 21:40:54,208 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} [2022-07-19 21:40:54,208 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, 45 predicate places. [2022-07-19 21:40:54,208 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 189 transitions, 1683 flow [2022-07-19 21:40:54,209 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) [2022-07-19 21:40:54,209 INFO L192 CegarLoopForPetriNet]: Found error trace [2022-07-19 21:40:54,209 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] [2022-07-19 21:40:54,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-07-19 21:40:54,409 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 [2022-07-19 21:40:54,409 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)] === [2022-07-19 21:40:54,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 21:40:54,410 INFO L85 PathProgramCache]: Analyzing trace with hash 493037654, now seen corresponding path program 1 times [2022-07-19 21:40:54,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 21:40:54,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431183672] [2022-07-19 21:40:54,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 21:40:54,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 21:40:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 21:40:54,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-19 21:40:54,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 21:40:54,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431183672] [2022-07-19 21:40:54,490 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431183672] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 21:40:54,490 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 21:40:54,491 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-19 21:40:54,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518485534] [2022-07-19 21:40:54,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 21:40:54,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 21:40:54,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 21:40:54,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 21:40:54,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-19 21:40:54,492 INFO L443 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 133 [2022-07-19 21:40:54,493 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) [2022-07-19 21:40:54,493 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-07-19 21:40:54,493 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 133 [2022-07-19 21:40:54,493 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-07-19 21:40:59,309 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]) [2022-07-19 21:40:59,309 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2022-07-19 21:40:59,309 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:59,310 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:59,310 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2022-07-19 21:40:59,943 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]) [2022-07-19 21:40:59,943 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-19 21:40:59,943 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:59,943 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:59,943 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:59,943 INFO L382 tUnfolder$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]) [2022-07-19 21:40:59,944 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2022-07-19 21:40:59,944 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:59,944 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2022-07-19 21:40:59,944 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event