./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y --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 0d10bf8c0e842192a13f4b6638f03cf57668d5bee07d0b49c4b595de1c605066 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:19:37,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:19:37,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:19:37,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:19:37,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:19:37,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:19:37,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:19:37,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:19:37,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:19:37,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:19:37,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:19:37,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:19:37,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:19:37,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:19:37,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:19:37,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:19:37,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:19:37,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:19:37,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:19:37,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:19:37,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:19:37,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:19:37,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:19:37,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:19:37,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:19:37,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:19:37,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:19:37,749 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:19:37,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:19:37,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:19:37,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:19:37,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:19:37,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:19:37,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:19:37,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:19:37,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:19:37,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:19:37,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:19:37,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:19:37,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:19:37,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:19:37,762 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-13 18:19:37,803 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:19:37,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:19:37,807 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:19:37,808 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:19:37,809 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:19:37,809 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:19:37,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:19:37,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:19:37,811 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:19:37,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:19:37,812 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:19:37,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:19:37,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:19:37,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:19:37,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:19:37,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:19:37,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:19:37,813 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:19:37,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:19:37,814 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:19:37,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:19:37,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:19:37,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:19:37,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:19:37,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:19:37,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:19:37,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:19:37,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:19:37,816 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:19:37,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:19:37,818 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:19:37,819 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:19:37,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:19:37,819 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:19:37,819 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d10bf8c0e842192a13f4b6638f03cf57668d5bee07d0b49c4b595de1c605066 [2021-11-13 18:19:38,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:19:38,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:19:38,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:19:38,118 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:19:38,119 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:19:38,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2021-11-13 18:19:38,190 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/data/84f686d8e/4e5b04140dac41bfbe9d188959d52ec6/FLAGa2b3a57ef [2021-11-13 18:19:38,693 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:19:38,694 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2021-11-13 18:19:38,707 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/data/84f686d8e/4e5b04140dac41bfbe9d188959d52ec6/FLAGa2b3a57ef [2021-11-13 18:19:39,052 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/data/84f686d8e/4e5b04140dac41bfbe9d188959d52ec6 [2021-11-13 18:19:39,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:19:39,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:19:39,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:19:39,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:19:39,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:19:39,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:19:39" (1/1) ... [2021-11-13 18:19:39,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b351428 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:39, skipping insertion in model container [2021-11-13 18:19:39,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:19:39" (1/1) ... [2021-11-13 18:19:39,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:19:39,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:19:39,351 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2135,2148] [2021-11-13 18:19:39,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:19:39,375 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:19:39,415 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2135,2148] [2021-11-13 18:19:39,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:19:39,438 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:19:39,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:39 WrapperNode [2021-11-13 18:19:39,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:19:39,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:19:39,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:19:39,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:19:39,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:39" (1/1) ... [2021-11-13 18:19:39,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:39" (1/1) ... [2021-11-13 18:19:39,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:19:39,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:19:39,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:19:39,497 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:19:39,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:39" (1/1) ... [2021-11-13 18:19:39,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:39" (1/1) ... [2021-11-13 18:19:39,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:39" (1/1) ... [2021-11-13 18:19:39,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:39" (1/1) ... [2021-11-13 18:19:39,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:39" (1/1) ... [2021-11-13 18:19:39,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:39" (1/1) ... [2021-11-13 18:19:39,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:39" (1/1) ... [2021-11-13 18:19:39,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:19:39,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:19:39,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:19:39,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:19:39,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:39" (1/1) ... [2021-11-13 18:19:39,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:19:39,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:19:39,583 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:19:39,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:19:39,636 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-13 18:19:39,636 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-13 18:19:39,636 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-13 18:19:39,636 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-13 18:19:39,637 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-13 18:19:39,637 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-13 18:19:39,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:19:39,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:19:39,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:19:39,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:19:39,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:19:39,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:19:39,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:19:39,640 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 18:19:39,997 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:19:39,997 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-13 18:19:39,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:19:39 BoogieIcfgContainer [2021-11-13 18:19:39,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:19:40,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:19:40,001 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:19:40,007 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:19:40,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:19:39" (1/3) ... [2021-11-13 18:19:40,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71235f3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:19:40, skipping insertion in model container [2021-11-13 18:19:40,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:39" (2/3) ... [2021-11-13 18:19:40,009 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71235f3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:19:40, skipping insertion in model container [2021-11-13 18:19:40,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:19:39" (3/3) ... [2021-11-13 18:19:40,011 INFO L111 eAbstractionObserver]: Analyzing ICFG mult-flipped-dist.wvr.c [2021-11-13 18:19:40,019 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:19:40,020 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:19:40,020 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 18:19:40,020 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:19:40,084 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,084 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,085 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,085 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,085 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,085 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,086 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,086 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,086 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,086 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,087 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,087 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,087 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,087 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,087 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,088 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,088 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,088 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,088 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,088 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,089 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,089 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,089 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,089 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,090 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,090 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,090 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,090 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,091 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,091 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,091 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,091 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,091 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,092 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,092 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,092 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,092 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,092 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,093 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,093 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,093 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,094 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,094 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,094 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,094 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,095 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,095 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,095 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,095 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,095 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,096 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,096 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,096 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,096 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,097 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,097 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,097 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,097 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,097 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,098 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,119 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,119 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,119 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,119 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,123 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,123 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,124 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,124 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,126 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,126 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,127 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,127 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:19:40,138 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-11-13 18:19:40,206 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:19:40,219 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:19:40,219 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-13 18:19:40,238 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 107 transitions, 238 flow [2021-11-13 18:19:40,315 INFO L129 PetriNetUnfolder]: 7/104 cut-off events. [2021-11-13 18:19:40,315 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-11-13 18:19:40,319 INFO L84 FinitePrefix]: Finished finitePrefix Result has 117 conditions, 104 events. 7/104 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 70 event pairs, 0 based on Foata normal form. 0/96 useless extension candidates. Maximal degree in co-relation 66. Up to 2 conditions per place. [2021-11-13 18:19:40,319 INFO L82 GeneralOperation]: Start removeDead. Operand has 110 places, 107 transitions, 238 flow [2021-11-13 18:19:40,323 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 96 places, 93 transitions, 204 flow [2021-11-13 18:19:40,349 INFO L129 PetriNetUnfolder]: 7/92 cut-off events. [2021-11-13 18:19:40,349 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-11-13 18:19:40,350 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:19:40,350 INFO L254 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] [2021-11-13 18:19:40,351 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:19:40,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:40,356 INFO L85 PathProgramCache]: Analyzing trace with hash 588643027, now seen corresponding path program 1 times [2021-11-13 18:19:40,365 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:40,365 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023113663] [2021-11-13 18:19:40,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:40,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:40,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:40,556 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:40,556 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023113663] [2021-11-13 18:19:40,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023113663] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:40,557 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:19:40,557 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:19:40,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738703146] [2021-11-13 18:19:40,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:40,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:19:40,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:40,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:19:40,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:19:40,599 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 107 [2021-11-13 18:19:40,602 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 93 transitions, 204 flow. Second operand has 2 states, 2 states have (on average 100.0) internal successors, (200), 2 states have internal predecessors, (200), 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) [2021-11-13 18:19:40,603 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:19:40,603 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 107 [2021-11-13 18:19:40,604 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:19:40,667 INFO L129 PetriNetUnfolder]: 3/89 cut-off events. [2021-11-13 18:19:40,667 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-11-13 18:19:40,668 INFO L84 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 89 events. 3/89 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 66 event pairs, 0 based on Foata normal form. 10/95 useless extension candidates. Maximal degree in co-relation 66. Up to 7 conditions per place. [2021-11-13 18:19:40,673 INFO L132 encePairwiseOnDemand]: 103/107 looper letters, 6 selfloop transitions, 0 changer transitions 1/89 dead transitions. [2021-11-13 18:19:40,677 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 89 transitions, 208 flow [2021-11-13 18:19:40,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:19:40,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-11-13 18:19:40,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 202 transitions. [2021-11-13 18:19:40,694 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9439252336448598 [2021-11-13 18:19:40,695 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 202 transitions. [2021-11-13 18:19:40,696 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 202 transitions. [2021-11-13 18:19:40,699 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:19:40,702 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 202 transitions. [2021-11-13 18:19:40,709 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 101.0) internal successors, (202), 2 states have internal predecessors, (202), 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) [2021-11-13 18:19:40,716 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 107.0) internal successors, (321), 3 states have internal predecessors, (321), 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) [2021-11-13 18:19:40,717 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 107.0) internal successors, (321), 3 states have internal predecessors, (321), 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) [2021-11-13 18:19:40,719 INFO L186 Difference]: Start difference. First operand has 96 places, 93 transitions, 204 flow. Second operand 2 states and 202 transitions. [2021-11-13 18:19:40,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 89 transitions, 208 flow [2021-11-13 18:19:40,725 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 89 transitions, 196 flow, removed 0 selfloop flow, removed 6 redundant places. [2021-11-13 18:19:40,728 INFO L242 Difference]: Finished difference. Result has 91 places, 88 transitions, 182 flow [2021-11-13 18:19:40,732 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=184, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=182, PETRI_PLACES=91, PETRI_TRANSITIONS=88} [2021-11-13 18:19:40,735 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, -5 predicate places. [2021-11-13 18:19:40,736 INFO L470 AbstractCegarLoop]: Abstraction has has 91 places, 88 transitions, 182 flow [2021-11-13 18:19:40,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 100.0) internal successors, (200), 2 states have internal predecessors, (200), 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) [2021-11-13 18:19:40,736 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:19:40,737 INFO L254 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] [2021-11-13 18:19:40,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:19:40,737 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:19:40,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:40,738 INFO L85 PathProgramCache]: Analyzing trace with hash -129768965, now seen corresponding path program 1 times [2021-11-13 18:19:40,738 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:40,739 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37772048] [2021-11-13 18:19:40,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:40,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:41,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:41,155 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:41,155 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37772048] [2021-11-13 18:19:41,156 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37772048] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:41,156 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:19:41,156 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:19:41,156 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625358998] [2021-11-13 18:19:41,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:41,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:19:41,158 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:41,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:19:41,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:19:41,162 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 107 [2021-11-13 18:19:41,163 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 88 transitions, 182 flow. Second operand has 7 states, 7 states have (on average 86.85714285714286) internal successors, (608), 7 states have internal predecessors, (608), 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) [2021-11-13 18:19:41,163 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:19:41,163 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 107 [2021-11-13 18:19:41,163 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:19:41,400 INFO L129 PetriNetUnfolder]: 53/322 cut-off events. [2021-11-13 18:19:41,401 INFO L130 PetriNetUnfolder]: For 22/23 co-relation queries the response was YES. [2021-11-13 18:19:41,403 INFO L84 FinitePrefix]: Finished finitePrefix Result has 435 conditions, 322 events. 53/322 cut-off events. For 22/23 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1267 event pairs, 7 based on Foata normal form. 2/290 useless extension candidates. Maximal degree in co-relation 432. Up to 52 conditions per place. [2021-11-13 18:19:41,406 INFO L132 encePairwiseOnDemand]: 98/107 looper letters, 35 selfloop transitions, 9 changer transitions 4/120 dead transitions. [2021-11-13 18:19:41,407 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 120 transitions, 354 flow [2021-11-13 18:19:41,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:19:41,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-11-13 18:19:41,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 644 transitions. [2021-11-13 18:19:41,413 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8598130841121495 [2021-11-13 18:19:41,413 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 644 transitions. [2021-11-13 18:19:41,413 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 644 transitions. [2021-11-13 18:19:41,414 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:19:41,414 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 644 transitions. [2021-11-13 18:19:41,417 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 92.0) internal successors, (644), 7 states have internal predecessors, (644), 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) [2021-11-13 18:19:41,422 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 107.0) internal successors, (856), 8 states have internal predecessors, (856), 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) [2021-11-13 18:19:41,423 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 107.0) internal successors, (856), 8 states have internal predecessors, (856), 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) [2021-11-13 18:19:41,423 INFO L186 Difference]: Start difference. First operand has 91 places, 88 transitions, 182 flow. Second operand 7 states and 644 transitions. [2021-11-13 18:19:41,423 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 120 transitions, 354 flow [2021-11-13 18:19:41,425 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 120 transitions, 354 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-13 18:19:41,428 INFO L242 Difference]: Finished difference. Result has 100 places, 94 transitions, 235 flow [2021-11-13 18:19:41,428 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=182, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=235, PETRI_PLACES=100, PETRI_TRANSITIONS=94} [2021-11-13 18:19:41,429 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 4 predicate places. [2021-11-13 18:19:41,429 INFO L470 AbstractCegarLoop]: Abstraction has has 100 places, 94 transitions, 235 flow [2021-11-13 18:19:41,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 86.85714285714286) internal successors, (608), 7 states have internal predecessors, (608), 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) [2021-11-13 18:19:41,430 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:19:41,430 INFO L254 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] [2021-11-13 18:19:41,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:19:41,431 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:19:41,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:41,432 INFO L85 PathProgramCache]: Analyzing trace with hash 891063948, now seen corresponding path program 1 times [2021-11-13 18:19:41,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:41,432 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747412827] [2021-11-13 18:19:41,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:41,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:41,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:41,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:41,653 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:41,654 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747412827] [2021-11-13 18:19:41,654 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747412827] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:41,654 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:19:41,654 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:19:41,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032690089] [2021-11-13 18:19:41,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:41,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:19:41,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:41,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:19:41,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:19:41,658 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 107 [2021-11-13 18:19:41,659 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 94 transitions, 235 flow. Second operand has 5 states, 5 states have (on average 85.2) internal successors, (426), 5 states have internal predecessors, (426), 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) [2021-11-13 18:19:41,659 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:19:41,659 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 107 [2021-11-13 18:19:41,659 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:19:42,185 INFO L129 PetriNetUnfolder]: 877/2022 cut-off events. [2021-11-13 18:19:42,185 INFO L130 PetriNetUnfolder]: For 171/172 co-relation queries the response was YES. [2021-11-13 18:19:42,195 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3675 conditions, 2022 events. 877/2022 cut-off events. For 171/172 co-relation queries the response was YES. Maximal size of possible extension queue 157. Compared 14780 event pairs, 392 based on Foata normal form. 0/1584 useless extension candidates. Maximal degree in co-relation 3667. Up to 807 conditions per place. [2021-11-13 18:19:42,212 INFO L132 encePairwiseOnDemand]: 99/107 looper letters, 40 selfloop transitions, 6 changer transitions 0/120 dead transitions. [2021-11-13 18:19:42,212 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 120 transitions, 387 flow [2021-11-13 18:19:42,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:19:42,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-13 18:19:42,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 542 transitions. [2021-11-13 18:19:42,217 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8442367601246106 [2021-11-13 18:19:42,217 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 542 transitions. [2021-11-13 18:19:42,217 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 542 transitions. [2021-11-13 18:19:42,218 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:19:42,218 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 542 transitions. [2021-11-13 18:19:42,221 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 90.33333333333333) internal successors, (542), 6 states have internal predecessors, (542), 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) [2021-11-13 18:19:42,224 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 107.0) internal successors, (749), 7 states have internal predecessors, (749), 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) [2021-11-13 18:19:42,225 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 107.0) internal successors, (749), 7 states have internal predecessors, (749), 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) [2021-11-13 18:19:42,225 INFO L186 Difference]: Start difference. First operand has 100 places, 94 transitions, 235 flow. Second operand 6 states and 542 transitions. [2021-11-13 18:19:42,225 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 120 transitions, 387 flow [2021-11-13 18:19:42,229 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 120 transitions, 383 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-11-13 18:19:42,232 INFO L242 Difference]: Finished difference. Result has 104 places, 97 transitions, 269 flow [2021-11-13 18:19:42,232 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=231, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=269, PETRI_PLACES=104, PETRI_TRANSITIONS=97} [2021-11-13 18:19:42,233 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 8 predicate places. [2021-11-13 18:19:42,233 INFO L470 AbstractCegarLoop]: Abstraction has has 104 places, 97 transitions, 269 flow [2021-11-13 18:19:42,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 85.2) internal successors, (426), 5 states have internal predecessors, (426), 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) [2021-11-13 18:19:42,234 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:19:42,234 INFO L254 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] [2021-11-13 18:19:42,234 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:19:42,235 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:19:42,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:42,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1819342954, now seen corresponding path program 2 times [2021-11-13 18:19:42,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:42,236 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233483931] [2021-11-13 18:19:42,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:42,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:42,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:42,330 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:42,331 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233483931] [2021-11-13 18:19:42,331 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233483931] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:42,331 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:19:42,331 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:19:42,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331690847] [2021-11-13 18:19:42,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:42,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:19:42,333 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:42,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:19:42,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:19:42,335 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 107 [2021-11-13 18:19:42,336 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 97 transitions, 269 flow. Second operand has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 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) [2021-11-13 18:19:42,336 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:19:42,336 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 107 [2021-11-13 18:19:42,336 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:19:42,800 INFO L129 PetriNetUnfolder]: 901/2408 cut-off events. [2021-11-13 18:19:42,800 INFO L130 PetriNetUnfolder]: For 1120/1233 co-relation queries the response was YES. [2021-11-13 18:19:42,815 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5073 conditions, 2408 events. 901/2408 cut-off events. For 1120/1233 co-relation queries the response was YES. Maximal size of possible extension queue 209. Compared 20139 event pairs, 347 based on Foata normal form. 96/2344 useless extension candidates. Maximal degree in co-relation 5063. Up to 915 conditions per place. [2021-11-13 18:19:42,837 INFO L132 encePairwiseOnDemand]: 101/107 looper letters, 33 selfloop transitions, 5 changer transitions 2/119 dead transitions. [2021-11-13 18:19:42,837 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 119 transitions, 426 flow [2021-11-13 18:19:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:19:42,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-11-13 18:19:42,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 379 transitions. [2021-11-13 18:19:42,840 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8855140186915887 [2021-11-13 18:19:42,840 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 379 transitions. [2021-11-13 18:19:42,840 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 379 transitions. [2021-11-13 18:19:42,841 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:19:42,841 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 379 transitions. [2021-11-13 18:19:42,842 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 94.75) internal successors, (379), 4 states have internal predecessors, (379), 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) [2021-11-13 18:19:42,844 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 107.0) internal successors, (535), 5 states have internal predecessors, (535), 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) [2021-11-13 18:19:42,845 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 107.0) internal successors, (535), 5 states have internal predecessors, (535), 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) [2021-11-13 18:19:42,845 INFO L186 Difference]: Start difference. First operand has 104 places, 97 transitions, 269 flow. Second operand 4 states and 379 transitions. [2021-11-13 18:19:42,845 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 119 transitions, 426 flow [2021-11-13 18:19:42,852 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 119 transitions, 420 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-13 18:19:42,856 INFO L242 Difference]: Finished difference. Result has 108 places, 102 transitions, 313 flow [2021-11-13 18:19:42,857 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=263, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=313, PETRI_PLACES=108, PETRI_TRANSITIONS=102} [2021-11-13 18:19:42,859 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 12 predicate places. [2021-11-13 18:19:42,859 INFO L470 AbstractCegarLoop]: Abstraction has has 108 places, 102 transitions, 313 flow [2021-11-13 18:19:42,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 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) [2021-11-13 18:19:42,860 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:19:42,860 INFO L254 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] [2021-11-13 18:19:42,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:19:42,861 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:19:42,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:42,862 INFO L85 PathProgramCache]: Analyzing trace with hash -1069972452, now seen corresponding path program 1 times [2021-11-13 18:19:42,862 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:42,864 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481094615] [2021-11-13 18:19:42,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:42,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:43,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:43,072 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:43,072 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481094615] [2021-11-13 18:19:43,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481094615] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:43,073 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:19:43,073 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:19:43,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205035242] [2021-11-13 18:19:43,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:43,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:19:43,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:43,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:19:43,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:19:43,077 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 107 [2021-11-13 18:19:43,078 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 102 transitions, 313 flow. Second operand has 5 states, 5 states have (on average 85.2) internal successors, (426), 5 states have internal predecessors, (426), 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) [2021-11-13 18:19:43,078 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:19:43,078 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 107 [2021-11-13 18:19:43,079 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:19:43,624 INFO L129 PetriNetUnfolder]: 1128/2972 cut-off events. [2021-11-13 18:19:43,624 INFO L130 PetriNetUnfolder]: For 3069/3307 co-relation queries the response was YES. [2021-11-13 18:19:43,642 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7052 conditions, 2972 events. 1128/2972 cut-off events. For 3069/3307 co-relation queries the response was YES. Maximal size of possible extension queue 217. Compared 25076 event pairs, 343 based on Foata normal form. 207/3107 useless extension candidates. Maximal degree in co-relation 7040. Up to 836 conditions per place. [2021-11-13 18:19:43,667 INFO L132 encePairwiseOnDemand]: 99/107 looper letters, 52 selfloop transitions, 7 changer transitions 1/136 dead transitions. [2021-11-13 18:19:43,667 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 136 transitions, 571 flow [2021-11-13 18:19:43,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:19:43,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-13 18:19:43,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 544 transitions. [2021-11-13 18:19:43,670 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8473520249221184 [2021-11-13 18:19:43,670 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 544 transitions. [2021-11-13 18:19:43,671 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 544 transitions. [2021-11-13 18:19:43,671 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:19:43,671 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 544 transitions. [2021-11-13 18:19:43,673 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 90.66666666666667) internal successors, (544), 6 states have internal predecessors, (544), 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) [2021-11-13 18:19:43,675 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 107.0) internal successors, (749), 7 states have internal predecessors, (749), 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) [2021-11-13 18:19:43,676 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 107.0) internal successors, (749), 7 states have internal predecessors, (749), 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) [2021-11-13 18:19:43,676 INFO L186 Difference]: Start difference. First operand has 108 places, 102 transitions, 313 flow. Second operand 6 states and 544 transitions. [2021-11-13 18:19:43,676 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 136 transitions, 571 flow [2021-11-13 18:19:43,681 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 113 places, 136 transitions, 571 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-13 18:19:43,684 INFO L242 Difference]: Finished difference. Result has 116 places, 105 transitions, 364 flow [2021-11-13 18:19:43,685 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=313, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=364, PETRI_PLACES=116, PETRI_TRANSITIONS=105} [2021-11-13 18:19:43,686 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 20 predicate places. [2021-11-13 18:19:43,686 INFO L470 AbstractCegarLoop]: Abstraction has has 116 places, 105 transitions, 364 flow [2021-11-13 18:19:43,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 85.2) internal successors, (426), 5 states have internal predecessors, (426), 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) [2021-11-13 18:19:43,687 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:19:43,687 INFO L254 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] [2021-11-13 18:19:43,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 18:19:43,688 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:19:43,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:43,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1680413944, now seen corresponding path program 3 times [2021-11-13 18:19:43,688 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:43,689 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988583] [2021-11-13 18:19:43,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:43,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:43,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:43,847 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:43,848 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988583] [2021-11-13 18:19:43,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988583] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:43,848 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:19:43,848 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:19:43,848 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240324444] [2021-11-13 18:19:43,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:43,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:19:43,849 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:43,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:19:43,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:19:43,854 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 107 [2021-11-13 18:19:43,855 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 105 transitions, 364 flow. Second operand has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 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) [2021-11-13 18:19:43,855 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:19:43,855 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 107 [2021-11-13 18:19:43,856 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:19:44,432 INFO L129 PetriNetUnfolder]: 1170/3388 cut-off events. [2021-11-13 18:19:44,432 INFO L130 PetriNetUnfolder]: For 5484/5889 co-relation queries the response was YES. [2021-11-13 18:19:44,459 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8923 conditions, 3388 events. 1170/3388 cut-off events. For 5484/5889 co-relation queries the response was YES. Maximal size of possible extension queue 262. Compared 31163 event pairs, 509 based on Foata normal form. 265/3458 useless extension candidates. Maximal degree in co-relation 8907. Up to 906 conditions per place. [2021-11-13 18:19:44,494 INFO L132 encePairwiseOnDemand]: 101/107 looper letters, 39 selfloop transitions, 10 changer transitions 2/132 dead transitions. [2021-11-13 18:19:44,494 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 132 transitions, 616 flow [2021-11-13 18:19:44,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:19:44,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-11-13 18:19:44,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 379 transitions. [2021-11-13 18:19:44,497 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8855140186915887 [2021-11-13 18:19:44,498 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 379 transitions. [2021-11-13 18:19:44,498 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 379 transitions. [2021-11-13 18:19:44,498 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:19:44,499 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 379 transitions. [2021-11-13 18:19:44,500 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 94.75) internal successors, (379), 4 states have internal predecessors, (379), 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) [2021-11-13 18:19:44,501 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 107.0) internal successors, (535), 5 states have internal predecessors, (535), 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) [2021-11-13 18:19:44,502 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 107.0) internal successors, (535), 5 states have internal predecessors, (535), 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) [2021-11-13 18:19:44,502 INFO L186 Difference]: Start difference. First operand has 116 places, 105 transitions, 364 flow. Second operand 4 states and 379 transitions. [2021-11-13 18:19:44,502 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 132 transitions, 616 flow [2021-11-13 18:19:44,586 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 132 transitions, 609 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-13 18:19:44,589 INFO L242 Difference]: Finished difference. Result has 119 places, 111 transitions, 459 flow [2021-11-13 18:19:44,589 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=357, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=105, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=459, PETRI_PLACES=119, PETRI_TRANSITIONS=111} [2021-11-13 18:19:44,590 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 23 predicate places. [2021-11-13 18:19:44,590 INFO L470 AbstractCegarLoop]: Abstraction has has 119 places, 111 transitions, 459 flow [2021-11-13 18:19:44,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 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) [2021-11-13 18:19:44,590 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:19:44,591 INFO L254 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] [2021-11-13 18:19:44,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 18:19:44,591 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:19:44,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:44,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1752919980, now seen corresponding path program 1 times [2021-11-13 18:19:44,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:44,592 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386592275] [2021-11-13 18:19:44,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:44,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:44,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:44,659 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:44,660 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386592275] [2021-11-13 18:19:44,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386592275] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:44,660 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:19:44,660 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:19:44,661 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243453020] [2021-11-13 18:19:44,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:44,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:19:44,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:44,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:19:44,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:19:44,663 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 107 [2021-11-13 18:19:44,663 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 119 places, 111 transitions, 459 flow. Second operand has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 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) [2021-11-13 18:19:44,664 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:19:44,664 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 107 [2021-11-13 18:19:44,664 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:19:45,279 INFO L129 PetriNetUnfolder]: 1308/3777 cut-off events. [2021-11-13 18:19:45,279 INFO L130 PetriNetUnfolder]: For 12859/13724 co-relation queries the response was YES. [2021-11-13 18:19:45,386 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11743 conditions, 3777 events. 1308/3777 cut-off events. For 12859/13724 co-relation queries the response was YES. Maximal size of possible extension queue 313. Compared 35345 event pairs, 674 based on Foata normal form. 232/3695 useless extension candidates. Maximal degree in co-relation 11725. Up to 1487 conditions per place. [2021-11-13 18:19:45,419 INFO L132 encePairwiseOnDemand]: 101/107 looper letters, 37 selfloop transitions, 8 changer transitions 6/133 dead transitions. [2021-11-13 18:19:45,419 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 133 transitions, 707 flow [2021-11-13 18:19:45,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:19:45,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-11-13 18:19:45,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 378 transitions. [2021-11-13 18:19:45,422 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.883177570093458 [2021-11-13 18:19:45,422 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 378 transitions. [2021-11-13 18:19:45,422 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 378 transitions. [2021-11-13 18:19:45,423 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:19:45,423 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 378 transitions. [2021-11-13 18:19:45,424 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 94.5) internal successors, (378), 4 states have internal predecessors, (378), 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) [2021-11-13 18:19:45,425 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 107.0) internal successors, (535), 5 states have internal predecessors, (535), 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) [2021-11-13 18:19:45,428 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 107.0) internal successors, (535), 5 states have internal predecessors, (535), 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) [2021-11-13 18:19:45,428 INFO L186 Difference]: Start difference. First operand has 119 places, 111 transitions, 459 flow. Second operand 4 states and 378 transitions. [2021-11-13 18:19:45,428 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 133 transitions, 707 flow [2021-11-13 18:19:45,437 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 133 transitions, 703 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-13 18:19:45,440 INFO L242 Difference]: Finished difference. Result has 123 places, 113 transitions, 498 flow [2021-11-13 18:19:45,440 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=455, PETRI_DIFFERENCE_MINUEND_PLACES=118, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=498, PETRI_PLACES=123, PETRI_TRANSITIONS=113} [2021-11-13 18:19:45,442 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 27 predicate places. [2021-11-13 18:19:45,442 INFO L470 AbstractCegarLoop]: Abstraction has has 123 places, 113 transitions, 498 flow [2021-11-13 18:19:45,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 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) [2021-11-13 18:19:45,443 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:19:45,443 INFO L254 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] [2021-11-13 18:19:45,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 18:19:45,444 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:19:45,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:45,444 INFO L85 PathProgramCache]: Analyzing trace with hash -215684502, now seen corresponding path program 4 times [2021-11-13 18:19:45,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:45,445 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055448947] [2021-11-13 18:19:45,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:45,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:45,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:45,573 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:45,573 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055448947] [2021-11-13 18:19:45,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055448947] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:45,574 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:19:45,574 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:19:45,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332601456] [2021-11-13 18:19:45,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:45,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:19:45,576 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:45,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:19:45,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:19:45,579 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 107 [2021-11-13 18:19:45,580 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 113 transitions, 498 flow. Second operand has 5 states, 5 states have (on average 85.2) internal successors, (426), 5 states have internal predecessors, (426), 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) [2021-11-13 18:19:45,580 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:19:45,580 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 107 [2021-11-13 18:19:45,581 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:19:46,579 INFO L129 PetriNetUnfolder]: 2135/5361 cut-off events. [2021-11-13 18:19:46,580 INFO L130 PetriNetUnfolder]: For 14252/14950 co-relation queries the response was YES. [2021-11-13 18:19:46,616 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16436 conditions, 5361 events. 2135/5361 cut-off events. For 14252/14950 co-relation queries the response was YES. Maximal size of possible extension queue 364. Compared 50291 event pairs, 946 based on Foata normal form. 175/5214 useless extension candidates. Maximal degree in co-relation 16416. Up to 1592 conditions per place. [2021-11-13 18:19:46,661 INFO L132 encePairwiseOnDemand]: 99/107 looper letters, 46 selfloop transitions, 6 changer transitions 16/144 dead transitions. [2021-11-13 18:19:46,661 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 144 transitions, 814 flow [2021-11-13 18:19:46,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:19:46,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-13 18:19:46,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 542 transitions. [2021-11-13 18:19:46,664 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8442367601246106 [2021-11-13 18:19:46,664 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 542 transitions. [2021-11-13 18:19:46,665 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 542 transitions. [2021-11-13 18:19:46,665 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:19:46,666 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 542 transitions. [2021-11-13 18:19:46,667 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 90.33333333333333) internal successors, (542), 6 states have internal predecessors, (542), 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) [2021-11-13 18:19:46,669 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 107.0) internal successors, (749), 7 states have internal predecessors, (749), 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) [2021-11-13 18:19:46,670 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 107.0) internal successors, (749), 7 states have internal predecessors, (749), 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) [2021-11-13 18:19:46,670 INFO L186 Difference]: Start difference. First operand has 123 places, 113 transitions, 498 flow. Second operand 6 states and 542 transitions. [2021-11-13 18:19:46,670 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 144 transitions, 814 flow [2021-11-13 18:19:46,684 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 127 places, 144 transitions, 799 flow, removed 5 selfloop flow, removed 1 redundant places. [2021-11-13 18:19:46,686 INFO L242 Difference]: Finished difference. Result has 130 places, 112 transitions, 499 flow [2021-11-13 18:19:46,687 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=483, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=499, PETRI_PLACES=130, PETRI_TRANSITIONS=112} [2021-11-13 18:19:46,688 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 34 predicate places. [2021-11-13 18:19:46,688 INFO L470 AbstractCegarLoop]: Abstraction has has 130 places, 112 transitions, 499 flow [2021-11-13 18:19:46,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 85.2) internal successors, (426), 5 states have internal predecessors, (426), 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) [2021-11-13 18:19:46,689 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:19:46,689 INFO L254 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] [2021-11-13 18:19:46,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 18:19:46,689 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:19:46,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:46,690 INFO L85 PathProgramCache]: Analyzing trace with hash 401888418, now seen corresponding path program 2 times [2021-11-13 18:19:46,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:46,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403903161] [2021-11-13 18:19:46,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:46,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:46,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:46,796 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:46,796 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403903161] [2021-11-13 18:19:46,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403903161] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:46,796 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:19:46,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:19:46,797 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071782849] [2021-11-13 18:19:46,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:46,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:19:46,798 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:46,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:19:46,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:19:46,799 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 107 [2021-11-13 18:19:46,800 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 112 transitions, 499 flow. Second operand has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 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) [2021-11-13 18:19:46,800 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:19:46,800 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 107 [2021-11-13 18:19:46,800 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:19:47,340 INFO L129 PetriNetUnfolder]: 1236/3192 cut-off events. [2021-11-13 18:19:47,341 INFO L130 PetriNetUnfolder]: For 13531/14630 co-relation queries the response was YES. [2021-11-13 18:19:47,369 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11250 conditions, 3192 events. 1236/3192 cut-off events. For 13531/14630 co-relation queries the response was YES. Maximal size of possible extension queue 240. Compared 27195 event pairs, 364 based on Foata normal form. 213/3170 useless extension candidates. Maximal degree in co-relation 11227. Up to 916 conditions per place. [2021-11-13 18:19:47,394 INFO L132 encePairwiseOnDemand]: 101/107 looper letters, 40 selfloop transitions, 15 changer transitions 3/139 dead transitions. [2021-11-13 18:19:47,394 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 139 transitions, 858 flow [2021-11-13 18:19:47,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:19:47,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-11-13 18:19:47,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 376 transitions. [2021-11-13 18:19:47,396 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8785046728971962 [2021-11-13 18:19:47,396 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 376 transitions. [2021-11-13 18:19:47,397 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 376 transitions. [2021-11-13 18:19:47,397 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:19:47,397 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 376 transitions. [2021-11-13 18:19:47,399 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 94.0) internal successors, (376), 4 states have internal predecessors, (376), 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) [2021-11-13 18:19:47,400 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 107.0) internal successors, (535), 5 states have internal predecessors, (535), 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) [2021-11-13 18:19:47,400 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 107.0) internal successors, (535), 5 states have internal predecessors, (535), 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) [2021-11-13 18:19:47,400 INFO L186 Difference]: Start difference. First operand has 130 places, 112 transitions, 499 flow. Second operand 4 states and 376 transitions. [2021-11-13 18:19:47,401 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 139 transitions, 858 flow [2021-11-13 18:19:47,420 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 139 transitions, 794 flow, removed 26 selfloop flow, removed 6 redundant places. [2021-11-13 18:19:47,427 INFO L242 Difference]: Finished difference. Result has 125 places, 119 transitions, 614 flow [2021-11-13 18:19:47,428 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=463, PETRI_DIFFERENCE_MINUEND_PLACES=121, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=112, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=614, PETRI_PLACES=125, PETRI_TRANSITIONS=119} [2021-11-13 18:19:47,429 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 29 predicate places. [2021-11-13 18:19:47,429 INFO L470 AbstractCegarLoop]: Abstraction has has 125 places, 119 transitions, 614 flow [2021-11-13 18:19:47,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 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) [2021-11-13 18:19:47,430 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:19:47,430 INFO L254 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] [2021-11-13 18:19:47,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-13 18:19:47,431 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:19:47,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:47,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1597009161, now seen corresponding path program 1 times [2021-11-13 18:19:47,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:47,432 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264305298] [2021-11-13 18:19:47,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:47,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:47,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:47,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:19:47,592 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:47,592 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264305298] [2021-11-13 18:19:47,592 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1264305298] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:19:47,593 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1462267026] [2021-11-13 18:19:47,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:47,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:47,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:19:47,605 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:19:47,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 18:19:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:47,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 18:19:47,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:19:48,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:19:48,020 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:19:48,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:19:48,227 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1462267026] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-13 18:19:48,227 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-13 18:19:48,227 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 5] total 7 [2021-11-13 18:19:48,228 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112693407] [2021-11-13 18:19:48,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:48,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:19:48,231 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:48,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:19:48,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:19:48,232 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 107 [2021-11-13 18:19:48,233 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 119 transitions, 614 flow. Second operand has 4 states, 4 states have (on average 88.5) internal successors, (354), 4 states have internal predecessors, (354), 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) [2021-11-13 18:19:48,233 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:19:48,233 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 107 [2021-11-13 18:19:48,234 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:19:48,752 INFO L129 PetriNetUnfolder]: 1406/3297 cut-off events. [2021-11-13 18:19:48,752 INFO L130 PetriNetUnfolder]: For 14591/15799 co-relation queries the response was YES. [2021-11-13 18:19:48,783 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12349 conditions, 3297 events. 1406/3297 cut-off events. For 14591/15799 co-relation queries the response was YES. Maximal size of possible extension queue 251. Compared 26513 event pairs, 234 based on Foata normal form. 241/3351 useless extension candidates. Maximal degree in co-relation 12328. Up to 1090 conditions per place. [2021-11-13 18:19:48,811 INFO L132 encePairwiseOnDemand]: 101/107 looper letters, 39 selfloop transitions, 15 changer transitions 1/138 dead transitions. [2021-11-13 18:19:48,811 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 138 transitions, 893 flow [2021-11-13 18:19:48,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:19:48,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-11-13 18:19:48,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 372 transitions. [2021-11-13 18:19:48,815 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8691588785046729 [2021-11-13 18:19:48,816 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 372 transitions. [2021-11-13 18:19:48,816 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 372 transitions. [2021-11-13 18:19:48,816 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:19:48,816 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 372 transitions. [2021-11-13 18:19:48,819 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 93.0) internal successors, (372), 4 states have internal predecessors, (372), 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) [2021-11-13 18:19:48,820 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 107.0) internal successors, (535), 5 states have internal predecessors, (535), 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) [2021-11-13 18:19:48,821 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 107.0) internal successors, (535), 5 states have internal predecessors, (535), 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) [2021-11-13 18:19:48,821 INFO L186 Difference]: Start difference. First operand has 125 places, 119 transitions, 614 flow. Second operand 4 states and 372 transitions. [2021-11-13 18:19:48,821 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 138 transitions, 893 flow [2021-11-13 18:19:48,830 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 123 places, 138 transitions, 873 flow, removed 6 selfloop flow, removed 3 redundant places. [2021-11-13 18:19:48,833 INFO L242 Difference]: Finished difference. Result has 125 places, 123 transitions, 695 flow [2021-11-13 18:19:48,834 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=594, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=695, PETRI_PLACES=125, PETRI_TRANSITIONS=123} [2021-11-13 18:19:48,835 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 29 predicate places. [2021-11-13 18:19:48,835 INFO L470 AbstractCegarLoop]: Abstraction has has 125 places, 123 transitions, 695 flow [2021-11-13 18:19:48,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 88.5) internal successors, (354), 4 states have internal predecessors, (354), 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) [2021-11-13 18:19:48,836 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:19:48,836 INFO L254 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] [2021-11-13 18:19:48,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:19:49,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-13 18:19:49,058 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:19:49,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:49,059 INFO L85 PathProgramCache]: Analyzing trace with hash 739778129, now seen corresponding path program 2 times [2021-11-13 18:19:49,059 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:49,059 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739363397] [2021-11-13 18:19:49,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:49,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:49,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:49,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:19:49,182 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:49,182 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739363397] [2021-11-13 18:19:49,182 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739363397] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:19:49,182 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739143664] [2021-11-13 18:19:49,183 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:19:49,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:49,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:19:49,184 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:19:49,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 18:19:49,263 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-13 18:19:49,263 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:19:49,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 18:19:49,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:19:49,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:19:49,632 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:19:49,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:19:49,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [739143664] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:19:49,861 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:19:49,861 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 4] total 8 [2021-11-13 18:19:49,861 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135219153] [2021-11-13 18:19:49,861 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:19:49,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 18:19:49,862 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:49,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 18:19:49,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:19:49,864 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 107 [2021-11-13 18:19:49,866 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 123 transitions, 695 flow. Second operand has 8 states, 8 states have (on average 86.0) internal successors, (688), 8 states have internal predecessors, (688), 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) [2021-11-13 18:19:49,866 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:19:49,866 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 107 [2021-11-13 18:19:49,866 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:19:51,059 INFO L129 PetriNetUnfolder]: 3104/6639 cut-off events. [2021-11-13 18:19:51,059 INFO L130 PetriNetUnfolder]: For 32239/33949 co-relation queries the response was YES. [2021-11-13 18:19:51,125 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26308 conditions, 6639 events. 3104/6639 cut-off events. For 32239/33949 co-relation queries the response was YES. Maximal size of possible extension queue 492. Compared 57842 event pairs, 303 based on Foata normal form. 328/6635 useless extension candidates. Maximal degree in co-relation 26286. Up to 1814 conditions per place. [2021-11-13 18:19:51,195 INFO L132 encePairwiseOnDemand]: 98/107 looper letters, 106 selfloop transitions, 61 changer transitions 1/245 dead transitions. [2021-11-13 18:19:51,196 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 245 transitions, 2183 flow [2021-11-13 18:19:51,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:19:51,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-11-13 18:19:51,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 918 transitions. [2021-11-13 18:19:51,200 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8579439252336448 [2021-11-13 18:19:51,200 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 918 transitions. [2021-11-13 18:19:51,200 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 918 transitions. [2021-11-13 18:19:51,201 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:19:51,202 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 918 transitions. [2021-11-13 18:19:51,205 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 91.8) internal successors, (918), 10 states have internal predecessors, (918), 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) [2021-11-13 18:19:51,208 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 107.0) internal successors, (1177), 11 states have internal predecessors, (1177), 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) [2021-11-13 18:19:51,209 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 107.0) internal successors, (1177), 11 states have internal predecessors, (1177), 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) [2021-11-13 18:19:51,209 INFO L186 Difference]: Start difference. First operand has 125 places, 123 transitions, 695 flow. Second operand 10 states and 918 transitions. [2021-11-13 18:19:51,209 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 134 places, 245 transitions, 2183 flow [2021-11-13 18:19:51,234 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 245 transitions, 2142 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-13 18:19:51,239 INFO L242 Difference]: Finished difference. Result has 140 places, 171 transitions, 1483 flow [2021-11-13 18:19:51,240 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=676, PETRI_DIFFERENCE_MINUEND_PLACES=123, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=123, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1483, PETRI_PLACES=140, PETRI_TRANSITIONS=171} [2021-11-13 18:19:51,240 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 44 predicate places. [2021-11-13 18:19:51,241 INFO L470 AbstractCegarLoop]: Abstraction has has 140 places, 171 transitions, 1483 flow [2021-11-13 18:19:51,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 86.0) internal successors, (688), 8 states have internal predecessors, (688), 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) [2021-11-13 18:19:51,241 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:19:51,242 INFO L254 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] [2021-11-13 18:19:51,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:19:51,462 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-13 18:19:51,462 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:19:51,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:51,463 INFO L85 PathProgramCache]: Analyzing trace with hash -1255263895, now seen corresponding path program 3 times [2021-11-13 18:19:51,463 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:51,463 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291389292] [2021-11-13 18:19:51,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:51,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:51,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:51,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:19:51,569 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:51,569 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291389292] [2021-11-13 18:19:51,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291389292] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:51,570 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:19:51,570 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:19:51,570 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194303461] [2021-11-13 18:19:51,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:51,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:19:51,571 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:51,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:19:51,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:19:51,573 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 107 [2021-11-13 18:19:51,574 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 171 transitions, 1483 flow. Second operand has 6 states, 6 states have (on average 84.83333333333333) internal successors, (509), 6 states have internal predecessors, (509), 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) [2021-11-13 18:19:51,574 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:19:51,574 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 107 [2021-11-13 18:19:51,574 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:19:52,407 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([253] L50-5-->L50-6: Formula: (not (< (mod v_thread2Thread1of1ForFork2_~i~1_3 4294967296) (mod v_~c~0_3 4294967296))) InVars {~c~0=v_~c~0_3, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_3} OutVars{~c~0=v_~c~0_3, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_3} AuxVars[] AssignedVars[][73], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), 118#(= ~x_1~0 0), Black: 138#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 69#L58-4true, 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), 14#L50-6true, 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 1216#true, Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 707#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 706#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 488#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 89#L75-4true, Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:19:52,407 INFO L384 tUnfolder$Statistics]: this new event has 62 ancestors and is cut-off event [2021-11-13 18:19:52,407 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-13 18:19:52,408 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-13 18:19:52,408 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-13 18:19:52,408 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][59], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), 118#(= ~x_1~0 0), Black: 138#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 69#L58-4true, 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 1216#true, Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 707#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 706#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 488#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 89#L75-4true, Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:19:52,408 INFO L384 tUnfolder$Statistics]: this new event has 62 ancestors and is cut-off event [2021-11-13 18:19:52,409 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-13 18:19:52,409 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-13 18:19:52,409 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-13 18:19:52,467 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([253] L50-5-->L50-6: Formula: (not (< (mod v_thread2Thread1of1ForFork2_~i~1_3 4294967296) (mod v_~c~0_3 4294967296))) InVars {~c~0=v_~c~0_3, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_3} OutVars{~c~0=v_~c~0_3, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_3} AuxVars[] AssignedVars[][73], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), 118#(= ~x_1~0 0), Black: 138#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), 14#L50-6true, 80#L58-6true, 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 1216#true, Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 707#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 706#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 488#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 89#L75-4true, Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:19:52,467 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is cut-off event [2021-11-13 18:19:52,467 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:19:52,467 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:19:52,468 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:19:52,468 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][59], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), 118#(= ~x_1~0 0), Black: 138#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), 80#L58-6true, 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 1216#true, Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 707#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 706#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 488#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 89#L75-4true, Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:19:52,468 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is cut-off event [2021-11-13 18:19:52,468 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:19:52,469 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:19:52,469 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:19:52,786 INFO L129 PetriNetUnfolder]: 3308/6879 cut-off events. [2021-11-13 18:19:52,786 INFO L130 PetriNetUnfolder]: For 52640/55882 co-relation queries the response was YES. [2021-11-13 18:19:52,852 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31807 conditions, 6879 events. 3308/6879 cut-off events. For 52640/55882 co-relation queries the response was YES. Maximal size of possible extension queue 453. Compared 58564 event pairs, 843 based on Foata normal form. 360/6816 useless extension candidates. Maximal degree in co-relation 31778. Up to 2236 conditions per place. [2021-11-13 18:19:52,918 INFO L132 encePairwiseOnDemand]: 99/107 looper letters, 97 selfloop transitions, 51 changer transitions 2/227 dead transitions. [2021-11-13 18:19:52,918 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 227 transitions, 2450 flow [2021-11-13 18:19:52,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:19:52,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-13 18:19:52,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 550 transitions. [2021-11-13 18:19:52,921 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8566978193146417 [2021-11-13 18:19:52,921 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 550 transitions. [2021-11-13 18:19:52,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 550 transitions. [2021-11-13 18:19:52,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:19:52,922 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 550 transitions. [2021-11-13 18:19:52,924 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 91.66666666666667) internal successors, (550), 6 states have internal predecessors, (550), 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) [2021-11-13 18:19:52,926 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 107.0) internal successors, (749), 7 states have internal predecessors, (749), 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) [2021-11-13 18:19:52,926 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 107.0) internal successors, (749), 7 states have internal predecessors, (749), 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) [2021-11-13 18:19:52,926 INFO L186 Difference]: Start difference. First operand has 140 places, 171 transitions, 1483 flow. Second operand 6 states and 550 transitions. [2021-11-13 18:19:52,926 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 227 transitions, 2450 flow [2021-11-13 18:19:53,006 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 227 transitions, 2426 flow, removed 12 selfloop flow, removed 0 redundant places. [2021-11-13 18:19:53,011 INFO L242 Difference]: Finished difference. Result has 148 places, 190 transitions, 1950 flow [2021-11-13 18:19:53,012 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=1459, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=31, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1950, PETRI_PLACES=148, PETRI_TRANSITIONS=190} [2021-11-13 18:19:53,014 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 52 predicate places. [2021-11-13 18:19:53,014 INFO L470 AbstractCegarLoop]: Abstraction has has 148 places, 190 transitions, 1950 flow [2021-11-13 18:19:53,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 84.83333333333333) internal successors, (509), 6 states have internal predecessors, (509), 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) [2021-11-13 18:19:53,014 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:19:53,015 INFO L254 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] [2021-11-13 18:19:53,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-13 18:19:53,015 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:19:53,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:53,016 INFO L85 PathProgramCache]: Analyzing trace with hash 856452868, now seen corresponding path program 1 times [2021-11-13 18:19:53,016 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:53,016 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464207724] [2021-11-13 18:19:53,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:53,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:53,256 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:53,256 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:53,256 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464207724] [2021-11-13 18:19:53,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464207724] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:19:53,257 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [692581738] [2021-11-13 18:19:53,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:53,257 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:53,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:19:53,262 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:19:53,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-13 18:19:53,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:53,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-13 18:19:53,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:19:54,059 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:54,059 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:19:54,459 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:54,459 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [692581738] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:19:54,460 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:19:54,460 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 9] total 16 [2021-11-13 18:19:54,460 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214210023] [2021-11-13 18:19:54,460 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:19:54,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-13 18:19:54,461 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:54,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-13 18:19:54,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2021-11-13 18:19:54,463 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 107 [2021-11-13 18:19:54,465 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 190 transitions, 1950 flow. Second operand has 16 states, 16 states have (on average 83.5625) internal successors, (1337), 16 states have internal predecessors, (1337), 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) [2021-11-13 18:19:54,465 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:19:54,465 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 107 [2021-11-13 18:19:54,465 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:19:55,112 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][156], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 138#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), Black: 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, 39#L51true, 7#L42-6true, Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 1232#(and (<= (+ ~x_1~0 ~b~0) ~x_3~0) (= ~x_2~0 0) (<= ~x_3~0 (+ ~x_1~0 ~b~0))), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 1216#true, 116#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, Black: 707#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 706#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, 89#L75-4true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:19:55,112 INFO L384 tUnfolder$Statistics]: this new event has 59 ancestors and is cut-off event [2021-11-13 18:19:55,113 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:19:55,113 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:19:55,113 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:19:55,226 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][175], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), 44#L50-2true, Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 134#(= thread3Thread1of1ForFork0_~i~2 0), 1226#true, 94#L76-2true, Black: 138#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread3Thread1of1ForFork0_~i~2 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 68#L58-2true, Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 116#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 707#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 706#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:19:55,226 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2021-11-13 18:19:55,226 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:19:55,226 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:19:55,227 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:19:55,256 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][156], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 138#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 7#L42-6true, Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 1216#true, 116#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), 64#L59true, Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 707#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 706#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:19:55,256 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is cut-off event [2021-11-13 18:19:55,256 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:19:55,256 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:19:55,257 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:19:55,277 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][156], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 138#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 7#L42-6true, Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 1216#true, 116#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, Black: 707#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 706#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:19:55,278 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is cut-off event [2021-11-13 18:19:55,278 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:19:55,278 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:19:55,278 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:19:55,330 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][175], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 44#L50-2true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 134#(= thread3Thread1of1ForFork0_~i~2 0), 1226#true, Black: 138#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread3Thread1of1ForFork0_~i~2 0)), 94#L76-2true, 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, 68#L58-2true, Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 116#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 707#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 706#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:19:55,331 INFO L384 tUnfolder$Statistics]: this new event has 72 ancestors and is cut-off event [2021-11-13 18:19:55,331 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:19:55,331 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:19:55,331 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:19:55,366 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][175], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), 44#L50-2true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 134#(= thread3Thread1of1ForFork0_~i~2 0), 1226#true, Black: 138#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread3Thread1of1ForFork0_~i~2 0)), 94#L76-2true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 68#L58-2true, Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 116#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 707#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 706#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:19:55,367 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is not cut-off event [2021-11-13 18:19:55,367 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is not cut-off event [2021-11-13 18:19:55,367 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is not cut-off event [2021-11-13 18:19:55,367 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is not cut-off event [2021-11-13 18:19:55,625 INFO L129 PetriNetUnfolder]: 1905/5784 cut-off events. [2021-11-13 18:19:55,625 INFO L130 PetriNetUnfolder]: For 29678/31177 co-relation queries the response was YES. [2021-11-13 18:19:55,686 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22359 conditions, 5784 events. 1905/5784 cut-off events. For 29678/31177 co-relation queries the response was YES. Maximal size of possible extension queue 391. Compared 57268 event pairs, 261 based on Foata normal form. 156/5646 useless extension candidates. Maximal degree in co-relation 22326. Up to 1183 conditions per place. [2021-11-13 18:19:55,730 INFO L132 encePairwiseOnDemand]: 94/107 looper letters, 41 selfloop transitions, 31 changer transitions 8/244 dead transitions. [2021-11-13 18:19:55,730 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 244 transitions, 2293 flow [2021-11-13 18:19:55,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-13 18:19:55,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-11-13 18:19:55,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 1540 transitions. [2021-11-13 18:19:55,736 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7995846313603323 [2021-11-13 18:19:55,736 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 1540 transitions. [2021-11-13 18:19:55,736 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 1540 transitions. [2021-11-13 18:19:55,738 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:19:55,738 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 1540 transitions. [2021-11-13 18:19:55,743 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 85.55555555555556) internal successors, (1540), 18 states have internal predecessors, (1540), 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) [2021-11-13 18:19:55,748 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 107.0) internal successors, (2033), 19 states have internal predecessors, (2033), 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) [2021-11-13 18:19:55,749 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 107.0) internal successors, (2033), 19 states have internal predecessors, (2033), 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) [2021-11-13 18:19:55,749 INFO L186 Difference]: Start difference. First operand has 148 places, 190 transitions, 1950 flow. Second operand 18 states and 1540 transitions. [2021-11-13 18:19:55,749 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 244 transitions, 2293 flow [2021-11-13 18:19:55,816 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 244 transitions, 2102 flow, removed 64 selfloop flow, removed 6 redundant places. [2021-11-13 18:19:55,821 INFO L242 Difference]: Finished difference. Result has 164 places, 211 transitions, 1951 flow [2021-11-13 18:19:55,822 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=1759, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=190, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=1951, PETRI_PLACES=164, PETRI_TRANSITIONS=211} [2021-11-13 18:19:55,822 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 68 predicate places. [2021-11-13 18:19:55,822 INFO L470 AbstractCegarLoop]: Abstraction has has 164 places, 211 transitions, 1951 flow [2021-11-13 18:19:55,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 83.5625) internal successors, (1337), 16 states have internal predecessors, (1337), 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) [2021-11-13 18:19:55,824 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:19:55,824 INFO L254 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] [2021-11-13 18:19:55,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:19:56,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-13 18:19:56,037 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:19:56,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:56,038 INFO L85 PathProgramCache]: Analyzing trace with hash 1297516402, now seen corresponding path program 2 times [2021-11-13 18:19:56,038 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:56,038 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176814877] [2021-11-13 18:19:56,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:56,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:56,269 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:56,270 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:56,270 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176814877] [2021-11-13 18:19:56,270 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176814877] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:19:56,270 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [400597426] [2021-11-13 18:19:56,271 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:19:56,271 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:56,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:19:56,272 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:19:56,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-13 18:19:56,387 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-13 18:19:56,387 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:19:56,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-13 18:19:56,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:19:57,046 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:57,046 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:19:57,469 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:19:57,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [400597426] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:19:57,469 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:19:57,469 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 9] total 16 [2021-11-13 18:19:57,473 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770280580] [2021-11-13 18:19:57,473 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:19:57,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-13 18:19:57,474 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:57,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-13 18:19:57,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2021-11-13 18:19:57,476 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 107 [2021-11-13 18:19:57,478 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 211 transitions, 1951 flow. Second operand has 16 states, 16 states have (on average 83.4375) internal successors, (1335), 16 states have internal predecessors, (1335), 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) [2021-11-13 18:19:57,478 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:19:57,479 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 107 [2021-11-13 18:19:57,479 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:19:57,748 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([244] L42-5-->L43: Formula: (< (mod v_thread1Thread1of1ForFork1_~i~0_5 4294967296) (mod v_~c~0_2 4294967296)) InVars {~c~0=v_~c~0_2, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5} OutVars{~c~0=v_~c~0_2, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5} AuxVars[] AssignedVars[][48], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 702#true, 116#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1771#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1773#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 1775#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1777#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 55#L74-4true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:19:57,748 INFO L384 tUnfolder$Statistics]: this new event has 56 ancestors and is cut-off event [2021-11-13 18:19:57,748 INFO L387 tUnfolder$Statistics]: existing Event has 51 ancestors and is cut-off event [2021-11-13 18:19:57,749 INFO L387 tUnfolder$Statistics]: existing Event has 51 ancestors and is cut-off event [2021-11-13 18:19:57,749 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-13 18:19:58,029 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][134], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 48#L42-4true, Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), 116#true, 27#L58-5true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1771#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1773#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 1775#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1777#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:19:58,029 INFO L384 tUnfolder$Statistics]: this new event has 61 ancestors and is cut-off event [2021-11-13 18:19:58,029 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-13 18:19:58,030 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-11-13 18:19:58,030 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-13 18:19:58,073 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([261] thread3ENTRY-->L58-5: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2][83], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 48#L42-4true, Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), 116#true, 27#L58-5true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1771#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1773#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 1775#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1777#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 702#true, 89#L75-4true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:19:58,073 INFO L384 tUnfolder$Statistics]: this new event has 61 ancestors and is cut-off event [2021-11-13 18:19:58,073 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-13 18:19:58,074 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-13 18:19:58,074 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-11-13 18:19:58,074 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([244] L42-5-->L43: Formula: (< (mod v_thread1Thread1of1ForFork1_~i~0_5 4294967296) (mod v_~c~0_2 4294967296)) InVars {~c~0=v_~c~0_2, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5} OutVars{~c~0=v_~c~0_2, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5} AuxVars[] AssignedVars[][48], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 75#thread3ENTRYtrue, Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 702#true, 116#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1771#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1773#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 1775#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1777#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 89#L75-4true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:19:58,074 INFO L384 tUnfolder$Statistics]: this new event has 62 ancestors and is cut-off event [2021-11-13 18:19:58,074 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-13 18:19:58,074 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-13 18:19:58,075 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:19:58,144 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][61], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 116#true, Black: 1771#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1773#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 1775#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1777#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:19:58,144 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is cut-off event [2021-11-13 18:19:58,144 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:19:58,144 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:19:58,144 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:19:58,146 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][158], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 7#L42-6true, Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 116#true, Black: 1771#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1773#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 1775#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1777#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), 64#L59true, Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, 89#L75-4true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:19:58,146 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is cut-off event [2021-11-13 18:19:58,146 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:19:58,146 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:19:58,147 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:19:58,147 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([244] L42-5-->L43: Formula: (< (mod v_thread1Thread1of1ForFork1_~i~0_5 4294967296) (mod v_~c~0_2 4294967296)) InVars {~c~0=v_~c~0_2, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5} OutVars{~c~0=v_~c~0_2, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5} AuxVars[] AssignedVars[][48], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 702#true, 116#true, 27#L58-5true, Black: 1771#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1773#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 1775#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1777#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 89#L75-4true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:19:58,147 INFO L384 tUnfolder$Statistics]: this new event has 63 ancestors and is cut-off event [2021-11-13 18:19:58,147 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-11-13 18:19:58,147 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-13 18:19:58,148 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-13 18:19:58,296 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][61], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 7#L42-6true, Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 116#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1771#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1773#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 1775#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1777#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), 64#L59true, Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, 89#L75-4true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:19:58,296 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is cut-off event [2021-11-13 18:19:58,296 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:19:58,296 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:19:58,296 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:19:58,339 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][179], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), 44#L50-2true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 94#L76-2true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 68#L58-2true, Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 116#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1771#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1773#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 1775#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1777#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:19:58,339 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2021-11-13 18:19:58,339 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:19:58,339 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:19:58,340 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2021-11-13 18:19:58,377 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][61], [Black: 120#(and (= ~x_2~0 0) (= ~x_3~0 0) (= ~x_1~0 0)), 113#true, Black: 119#(and (= ~x_2~0 0) (= ~x_1~0 0)), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 68#L58-2true, Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 116#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1771#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1773#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 1775#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1777#(and (= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, 89#L75-4true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:19:58,377 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2021-11-13 18:19:58,377 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-11-13 18:19:58,377 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-11-13 18:19:58,377 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-11-13 18:19:58,644 INFO L129 PetriNetUnfolder]: 2345/7257 cut-off events. [2021-11-13 18:19:58,644 INFO L130 PetriNetUnfolder]: For 30265/32318 co-relation queries the response was YES. [2021-11-13 18:19:58,709 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27296 conditions, 7257 events. 2345/7257 cut-off events. For 30265/32318 co-relation queries the response was YES. Maximal size of possible extension queue 455. Compared 74671 event pairs, 309 based on Foata normal form. 286/7227 useless extension candidates. Maximal degree in co-relation 27261. Up to 1502 conditions per place. [2021-11-13 18:19:58,761 INFO L132 encePairwiseOnDemand]: 95/107 looper letters, 59 selfloop transitions, 30 changer transitions 8/261 dead transitions. [2021-11-13 18:19:58,761 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 261 transitions, 2376 flow [2021-11-13 18:19:58,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-13 18:19:58,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-11-13 18:19:58,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1461 transitions. [2021-11-13 18:19:58,766 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8031885651456845 [2021-11-13 18:19:58,766 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1461 transitions. [2021-11-13 18:19:58,767 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1461 transitions. [2021-11-13 18:19:58,768 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:19:58,768 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1461 transitions. [2021-11-13 18:19:58,772 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 85.94117647058823) internal successors, (1461), 17 states have internal predecessors, (1461), 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) [2021-11-13 18:19:58,776 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 107.0) internal successors, (1926), 18 states have internal predecessors, (1926), 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) [2021-11-13 18:19:58,777 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 107.0) internal successors, (1926), 18 states have internal predecessors, (1926), 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) [2021-11-13 18:19:58,777 INFO L186 Difference]: Start difference. First operand has 164 places, 211 transitions, 1951 flow. Second operand 17 states and 1461 transitions. [2021-11-13 18:19:58,778 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 261 transitions, 2376 flow [2021-11-13 18:19:58,881 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 261 transitions, 2207 flow, removed 68 selfloop flow, removed 13 redundant places. [2021-11-13 18:19:58,887 INFO L242 Difference]: Finished difference. Result has 169 places, 226 transitions, 1992 flow [2021-11-13 18:19:58,888 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=1846, PETRI_DIFFERENCE_MINUEND_PLACES=147, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=211, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=193, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=1992, PETRI_PLACES=169, PETRI_TRANSITIONS=226} [2021-11-13 18:19:58,888 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 73 predicate places. [2021-11-13 18:19:58,888 INFO L470 AbstractCegarLoop]: Abstraction has has 169 places, 226 transitions, 1992 flow [2021-11-13 18:19:58,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 83.4375) internal successors, (1335), 16 states have internal predecessors, (1335), 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) [2021-11-13 18:19:58,889 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:19:58,890 INFO L254 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] [2021-11-13 18:19:58,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:19:59,106 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:59,106 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:19:59,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:59,106 INFO L85 PathProgramCache]: Analyzing trace with hash -1516377056, now seen corresponding path program 3 times [2021-11-13 18:19:59,107 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:59,107 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404155639] [2021-11-13 18:19:59,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:59,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:59,317 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:59,318 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:59,318 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404155639] [2021-11-13 18:19:59,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404155639] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:19:59,318 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [637213103] [2021-11-13 18:19:59,318 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:19:59,319 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:59,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:19:59,320 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:19:59,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-13 18:19:59,454 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-13 18:19:59,455 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:19:59,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-13 18:19:59,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:20:00,078 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:20:00,079 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:20:00,477 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 18:20:00,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [637213103] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:20:00,478 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:20:00,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 9] total 15 [2021-11-13 18:20:00,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848582545] [2021-11-13 18:20:00,478 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:20:00,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-13 18:20:00,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:20:00,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-13 18:20:00,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2021-11-13 18:20:00,481 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 107 [2021-11-13 18:20:00,483 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 169 places, 226 transitions, 1992 flow. Second operand has 15 states, 15 states have (on average 83.53333333333333) internal successors, (1253), 15 states have internal predecessors, (1253), 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) [2021-11-13 18:20:00,483 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:20:00,483 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 107 [2021-11-13 18:20:00,483 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:20:00,733 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([244] L42-5-->L43: Formula: (< (mod v_thread1Thread1of1ForFork1_~i~0_5 4294967296) (mod v_~c~0_2 4294967296)) InVars {~c~0=v_~c~0_2, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5} OutVars{~c~0=v_~c~0_2, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5} AuxVars[] AssignedVars[][48], [113#true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 702#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 55#L74-4true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:00,733 INFO L384 tUnfolder$Statistics]: this new event has 56 ancestors and is cut-off event [2021-11-13 18:20:00,733 INFO L387 tUnfolder$Statistics]: existing Event has 51 ancestors and is cut-off event [2021-11-13 18:20:00,733 INFO L387 tUnfolder$Statistics]: existing Event has 51 ancestors and is cut-off event [2021-11-13 18:20:00,734 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-13 18:20:00,891 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][60], [113#true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 702#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), 55#L74-4true]) [2021-11-13 18:20:00,891 INFO L384 tUnfolder$Statistics]: this new event has 56 ancestors and is cut-off event [2021-11-13 18:20:00,891 INFO L387 tUnfolder$Statistics]: existing Event has 51 ancestors and is cut-off event [2021-11-13 18:20:00,891 INFO L387 tUnfolder$Statistics]: existing Event has 51 ancestors and is cut-off event [2021-11-13 18:20:00,891 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-13 18:20:01,002 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][157], [113#true, Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 48#L42-4true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), 27#L58-5true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:01,002 INFO L384 tUnfolder$Statistics]: this new event has 61 ancestors and is cut-off event [2021-11-13 18:20:01,003 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-11-13 18:20:01,003 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-13 18:20:01,003 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-13 18:20:01,029 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][157], [113#true, Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 48#L42-4true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), 27#L58-5true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, 89#L75-4true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:01,029 INFO L384 tUnfolder$Statistics]: this new event has 61 ancestors and is cut-off event [2021-11-13 18:20:01,029 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-11-13 18:20:01,029 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-11-13 18:20:01,029 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-13 18:20:01,029 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-13 18:20:01,042 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][76], [113#true, 1787#(= ~x_1~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 69#L58-4true, Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 2344#(= ~x_1~0 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 61#L42-5true, 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 1228#(= ~x_1~0 0), Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 702#true, 89#L75-4true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:01,042 INFO L384 tUnfolder$Statistics]: this new event has 61 ancestors and is cut-off event [2021-11-13 18:20:01,042 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-13 18:20:01,042 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-11-13 18:20:01,042 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-11-13 18:20:01,060 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([261] thread3ENTRY-->L58-5: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2][80], [113#true, 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 48#L42-4true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), 27#L58-5true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:01,060 INFO L384 tUnfolder$Statistics]: this new event has 61 ancestors and is cut-off event [2021-11-13 18:20:01,060 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-13 18:20:01,060 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-13 18:20:01,060 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-11-13 18:20:01,112 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][60], [113#true, 1787#(= ~x_1~0 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 69#L58-4true, Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 2344#(= ~x_1~0 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 1228#(= ~x_1~0 0), Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 702#true, 89#L75-4true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:01,112 INFO L384 tUnfolder$Statistics]: this new event has 62 ancestors and is cut-off event [2021-11-13 18:20:01,113 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-13 18:20:01,113 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:01,113 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:01,203 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][157], [113#true, Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), 27#L58-5true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:01,203 INFO L384 tUnfolder$Statistics]: this new event has 63 ancestors and is cut-off event [2021-11-13 18:20:01,203 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-13 18:20:01,203 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-13 18:20:01,204 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-11-13 18:20:01,224 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][153], [113#true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 7#L42-6true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), 64#L59true, Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, 89#L75-4true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:01,224 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is cut-off event [2021-11-13 18:20:01,224 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:20:01,224 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:20:01,224 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:20:01,224 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([244] L42-5-->L43: Formula: (< (mod v_thread1Thread1of1ForFork1_~i~0_5 4294967296) (mod v_~c~0_2 4294967296)) InVars {~c~0=v_~c~0_2, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5} OutVars{~c~0=v_~c~0_2, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5} AuxVars[] AssignedVars[][48], [113#true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 702#true, 27#L58-5true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 89#L75-4true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:01,225 INFO L384 tUnfolder$Statistics]: this new event has 63 ancestors and is cut-off event [2021-11-13 18:20:01,225 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-13 18:20:01,225 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-13 18:20:01,225 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-11-13 18:20:01,230 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][60], [113#true, 1787#(= ~x_1~0 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 1205#(and (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 2344#(= ~x_1~0 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 61#L42-5true, 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 1228#(= ~x_1~0 0), Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, 89#L75-4true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:01,230 INFO L384 tUnfolder$Statistics]: this new event has 63 ancestors and is cut-off event [2021-11-13 18:20:01,231 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-13 18:20:01,231 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-11-13 18:20:01,231 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-13 18:20:01,270 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][60], [113#true, 1787#(= ~x_1~0 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 1205#(and (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 2344#(= ~x_1~0 0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 1228#(= ~x_1~0 0), Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, 89#L75-4true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:01,270 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is cut-off event [2021-11-13 18:20:01,270 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:20:01,270 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:20:01,270 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:20:01,271 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][60], [113#true, 1787#(= ~x_1~0 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 1205#(and (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 2344#(= ~x_1~0 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 1228#(= ~x_1~0 0), Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, 89#L75-4true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:01,271 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is cut-off event [2021-11-13 18:20:01,271 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:20:01,271 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:20:01,271 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:20:01,271 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:20:01,273 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][157], [113#true, Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), 27#L58-5true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 702#true, 89#L75-4true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:01,273 INFO L384 tUnfolder$Statistics]: this new event has 63 ancestors and is cut-off event [2021-11-13 18:20:01,273 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-13 18:20:01,273 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-13 18:20:01,273 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-11-13 18:20:01,273 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-11-13 18:20:01,274 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][149], [113#true, 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 44#L50-2true, Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 94#L76-2true, 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, 68#L58-2true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:01,274 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2021-11-13 18:20:01,274 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:01,274 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:01,275 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:01,281 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][60], [113#true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:01,281 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is cut-off event [2021-11-13 18:20:01,282 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:20:01,282 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:20:01,282 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:20:01,430 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][149], [113#true, 44#L50-2true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 94#L76-2true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:01,430 INFO L384 tUnfolder$Statistics]: this new event has 66 ancestors and is not cut-off event [2021-11-13 18:20:01,430 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is not cut-off event [2021-11-13 18:20:01,431 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is not cut-off event [2021-11-13 18:20:01,431 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is not cut-off event [2021-11-13 18:20:01,431 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][149], [113#true, 44#L50-2true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 94#L76-2true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 68#L58-2true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:01,431 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2021-11-13 18:20:01,431 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:01,431 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:01,431 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2021-11-13 18:20:01,604 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][153], [113#true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 2729#(<= (div (+ (* ~x_3~0 (- 1)) ~x_2~0 ~x_1~0 (* ~b~0 (- 1)) (- 4294967296)) (- 4294967296)) (+ (div (+ ~x_3~0 (* ~x_1~0 (- 1)) ~b~0 (* ~x_2~0 (- 1))) 4294967296) 1)), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 7#L42-6true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2332#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2330#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2328#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 2334#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, 89#L75-4true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:01,605 INFO L384 tUnfolder$Statistics]: this new event has 84 ancestors and is cut-off event [2021-11-13 18:20:01,605 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:01,605 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-13 18:20:01,605 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:01,799 INFO L129 PetriNetUnfolder]: 2788/8522 cut-off events. [2021-11-13 18:20:01,799 INFO L130 PetriNetUnfolder]: For 33561/37219 co-relation queries the response was YES. [2021-11-13 18:20:01,916 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31308 conditions, 8522 events. 2788/8522 cut-off events. For 33561/37219 co-relation queries the response was YES. Maximal size of possible extension queue 532. Compared 89595 event pairs, 454 based on Foata normal form. 199/8281 useless extension candidates. Maximal degree in co-relation 31273. Up to 1929 conditions per place. [2021-11-13 18:20:01,974 INFO L132 encePairwiseOnDemand]: 94/107 looper letters, 71 selfloop transitions, 31 changer transitions 8/274 dead transitions. [2021-11-13 18:20:01,974 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 274 transitions, 2444 flow [2021-11-13 18:20:01,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-13 18:20:01,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-11-13 18:20:01,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 1537 transitions. [2021-11-13 18:20:01,981 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7980269989615784 [2021-11-13 18:20:01,982 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 1537 transitions. [2021-11-13 18:20:01,982 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 1537 transitions. [2021-11-13 18:20:01,983 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:20:01,983 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 1537 transitions. [2021-11-13 18:20:01,988 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 85.38888888888889) internal successors, (1537), 18 states have internal predecessors, (1537), 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) [2021-11-13 18:20:01,993 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 107.0) internal successors, (2033), 19 states have internal predecessors, (2033), 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) [2021-11-13 18:20:01,994 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 107.0) internal successors, (2033), 19 states have internal predecessors, (2033), 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) [2021-11-13 18:20:01,995 INFO L186 Difference]: Start difference. First operand has 169 places, 226 transitions, 1992 flow. Second operand 18 states and 1537 transitions. [2021-11-13 18:20:01,995 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 274 transitions, 2444 flow [2021-11-13 18:20:02,066 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 172 places, 274 transitions, 2356 flow, removed 31 selfloop flow, removed 10 redundant places. [2021-11-13 18:20:02,074 INFO L242 Difference]: Finished difference. Result has 178 places, 244 transitions, 2120 flow [2021-11-13 18:20:02,075 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=1930, PETRI_DIFFERENCE_MINUEND_PLACES=155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=226, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=208, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=2120, PETRI_PLACES=178, PETRI_TRANSITIONS=244} [2021-11-13 18:20:02,076 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 82 predicate places. [2021-11-13 18:20:02,076 INFO L470 AbstractCegarLoop]: Abstraction has has 178 places, 244 transitions, 2120 flow [2021-11-13 18:20:02,076 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 83.53333333333333) internal successors, (1253), 15 states have internal predecessors, (1253), 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) [2021-11-13 18:20:02,077 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:20:02,077 INFO L254 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] [2021-11-13 18:20:02,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:20:02,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-13 18:20:02,290 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:20:02,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:20:02,290 INFO L85 PathProgramCache]: Analyzing trace with hash -10980542, now seen corresponding path program 4 times [2021-11-13 18:20:02,290 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:20:02,291 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18222917] [2021-11-13 18:20:02,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:02,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:20:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:02,513 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:20:02,513 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:20:02,513 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18222917] [2021-11-13 18:20:02,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18222917] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:20:02,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1147094274] [2021-11-13 18:20:02,514 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-13 18:20:02,514 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:02,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:20:02,515 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:20:02,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-13 18:20:02,655 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-13 18:20:02,655 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:20:02,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-13 18:20:02,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:20:03,320 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:20:03,321 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:20:03,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 18:20:03,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1147094274] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:20:03,675 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:20:03,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 9] total 16 [2021-11-13 18:20:03,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792634087] [2021-11-13 18:20:03,676 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:20:03,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-13 18:20:03,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:20:03,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-13 18:20:03,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2021-11-13 18:20:03,679 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 107 [2021-11-13 18:20:03,681 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 244 transitions, 2120 flow. Second operand has 16 states, 16 states have (on average 83.5) internal successors, (1336), 16 states have internal predecessors, (1336), 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) [2021-11-13 18:20:03,681 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:20:03,681 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 107 [2021-11-13 18:20:03,681 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:20:04,234 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][77], [113#true, 2902#(= ~x_1~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 2892#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 69#L58-4true, Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2890#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 2888#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2886#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 2344#(= ~x_1~0 0), 61#L42-5true, 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 1228#(= ~x_1~0 0), Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 89#L75-4true, Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:04,234 INFO L384 tUnfolder$Statistics]: this new event has 61 ancestors and is cut-off event [2021-11-13 18:20:04,235 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-11-13 18:20:04,235 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-11-13 18:20:04,235 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-13 18:20:04,297 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][60], [113#true, 2902#(= ~x_1~0 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 2892#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 69#L58-4true, Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2890#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 2888#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2886#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 2344#(= ~x_1~0 0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 1228#(= ~x_1~0 0), Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 89#L75-4true, Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:04,297 INFO L384 tUnfolder$Statistics]: this new event has 62 ancestors and is cut-off event [2021-11-13 18:20:04,297 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:04,297 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-13 18:20:04,298 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:04,432 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][60], [113#true, 2902#(= ~x_1~0 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 2892#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 1205#(and (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), Black: 2890#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 2888#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2886#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 2344#(= ~x_1~0 0), 61#L42-5true, 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 1228#(= ~x_1~0 0), Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:04,432 INFO L384 tUnfolder$Statistics]: this new event has 63 ancestors and is cut-off event [2021-11-13 18:20:04,432 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-13 18:20:04,432 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-13 18:20:04,432 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-11-13 18:20:04,484 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][60], [113#true, 2902#(= ~x_1~0 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 2892#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 1205#(and (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), Black: 2890#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 2888#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 2344#(= ~x_1~0 0), Black: 2886#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 1228#(= ~x_1~0 0), Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 89#L75-4true, Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:04,484 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is cut-off event [2021-11-13 18:20:04,484 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:20:04,484 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:20:04,484 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:20:04,486 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][60], [113#true, 2902#(= ~x_1~0 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 2892#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 1205#(and (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), Black: 2890#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 2888#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2886#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 2344#(= ~x_1~0 0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 1228#(= ~x_1~0 0), Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:04,486 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is cut-off event [2021-11-13 18:20:04,486 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:20:04,486 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:20:04,486 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:20:04,486 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-13 18:20:04,664 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][152], [113#true, 44#L50-2true, Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2892#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 94#L76-2true, Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2890#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2888#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2886#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:04,664 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2021-11-13 18:20:04,664 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-11-13 18:20:04,664 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2021-11-13 18:20:04,664 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-11-13 18:20:04,667 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][152], [113#true, 44#L50-2true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2892#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 94#L76-2true, Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2890#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2888#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 2886#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:04,667 INFO L384 tUnfolder$Statistics]: this new event has 66 ancestors and is not cut-off event [2021-11-13 18:20:04,667 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is not cut-off event [2021-11-13 18:20:04,667 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is not cut-off event [2021-11-13 18:20:04,667 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is not cut-off event [2021-11-13 18:20:04,667 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is not cut-off event [2021-11-13 18:20:04,668 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][152], [113#true, 44#L50-2true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2892#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 94#L76-2true, Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2890#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2888#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 2886#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 68#L58-2true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:04,668 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2021-11-13 18:20:04,668 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:04,668 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:04,668 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2021-11-13 18:20:04,876 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][156], [113#true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2892#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), Black: 2890#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2888#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 2886#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 7#L42-6true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 3312#(<= (div (+ (* ~x_3~0 (- 1)) ~x_2~0 ~x_1~0 (* ~b~0 (- 1)) (- 4294967296)) (- 4294967296)) (+ (div (+ ~x_3~0 (* ~x_1~0 (- 1)) ~b~0 (* ~x_2~0 (- 1))) 4294967296) 1)), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), 64#L59true, Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:04,876 INFO L384 tUnfolder$Statistics]: this new event has 84 ancestors and is cut-off event [2021-11-13 18:20:04,876 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:04,876 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:04,876 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:04,892 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][156], [113#true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 2729#(<= (div (+ (* ~x_3~0 (- 1)) ~x_2~0 ~x_1~0 (* ~b~0 (- 1)) (- 4294967296)) (- 4294967296)) (+ (div (+ ~x_3~0 (* ~x_1~0 (- 1)) ~b~0 (* ~x_2~0 (- 1))) 4294967296) 1)), Black: 2892#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2890#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2888#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 2886#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 7#L42-6true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), 64#L59true, Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:04,892 INFO L384 tUnfolder$Statistics]: this new event has 84 ancestors and is cut-off event [2021-11-13 18:20:04,893 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:04,893 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:04,893 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-13 18:20:04,909 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][156], [113#true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2892#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 2890#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2888#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 2886#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 7#L42-6true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 3312#(<= (div (+ (* ~x_3~0 (- 1)) ~x_2~0 ~x_1~0 (* ~b~0 (- 1)) (- 4294967296)) (- 4294967296)) (+ (div (+ ~x_3~0 (* ~x_1~0 (- 1)) ~b~0 (* ~x_2~0 (- 1))) 4294967296) 1)), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), 64#L59true, Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:04,909 INFO L384 tUnfolder$Statistics]: this new event has 84 ancestors and is cut-off event [2021-11-13 18:20:04,909 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:04,909 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-13 18:20:04,910 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:04,910 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:05,067 INFO L129 PetriNetUnfolder]: 3054/9505 cut-off events. [2021-11-13 18:20:05,067 INFO L130 PetriNetUnfolder]: For 38851/42890 co-relation queries the response was YES. [2021-11-13 18:20:05,149 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35670 conditions, 9505 events. 3054/9505 cut-off events. For 38851/42890 co-relation queries the response was YES. Maximal size of possible extension queue 556. Compared 102344 event pairs, 531 based on Foata normal form. 272/9308 useless extension candidates. Maximal degree in co-relation 35632. Up to 2120 conditions per place. [2021-11-13 18:20:05,194 INFO L132 encePairwiseOnDemand]: 96/107 looper letters, 90 selfloop transitions, 30 changer transitions 8/292 dead transitions. [2021-11-13 18:20:05,194 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 292 transitions, 2653 flow [2021-11-13 18:20:05,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-13 18:20:05,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-11-13 18:20:05,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1378 transitions. [2021-11-13 18:20:05,196 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8049065420560748 [2021-11-13 18:20:05,196 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1378 transitions. [2021-11-13 18:20:05,197 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1378 transitions. [2021-11-13 18:20:05,197 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:20:05,197 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1378 transitions. [2021-11-13 18:20:05,200 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 86.125) internal successors, (1378), 16 states have internal predecessors, (1378), 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) [2021-11-13 18:20:05,204 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 107.0) internal successors, (1819), 17 states have internal predecessors, (1819), 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) [2021-11-13 18:20:05,205 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 107.0) internal successors, (1819), 17 states have internal predecessors, (1819), 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) [2021-11-13 18:20:05,205 INFO L186 Difference]: Start difference. First operand has 178 places, 244 transitions, 2120 flow. Second operand 16 states and 1378 transitions. [2021-11-13 18:20:05,205 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 189 places, 292 transitions, 2653 flow [2021-11-13 18:20:05,280 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 292 transitions, 2537 flow, removed 46 selfloop flow, removed 10 redundant places. [2021-11-13 18:20:05,285 INFO L242 Difference]: Finished difference. Result has 185 places, 259 transitions, 2234 flow [2021-11-13 18:20:05,286 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=2028, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=244, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=226, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=2234, PETRI_PLACES=185, PETRI_TRANSITIONS=259} [2021-11-13 18:20:05,286 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 89 predicate places. [2021-11-13 18:20:05,286 INFO L470 AbstractCegarLoop]: Abstraction has has 185 places, 259 transitions, 2234 flow [2021-11-13 18:20:05,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 83.5) internal successors, (1336), 16 states have internal predecessors, (1336), 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) [2021-11-13 18:20:05,287 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:20:05,288 INFO L254 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] [2021-11-13 18:20:05,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-11-13 18:20:05,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-11-13 18:20:05,494 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:20:05,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:20:05,494 INFO L85 PathProgramCache]: Analyzing trace with hash 657720660, now seen corresponding path program 5 times [2021-11-13 18:20:05,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:20:05,495 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500353880] [2021-11-13 18:20:05,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:05,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:20:05,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:05,706 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:20:05,706 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:20:05,707 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500353880] [2021-11-13 18:20:05,707 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500353880] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:20:05,707 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [263708767] [2021-11-13 18:20:05,707 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-13 18:20:05,707 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:05,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:20:05,710 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:20:05,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-13 18:20:05,850 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-13 18:20:05,851 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:20:05,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-13 18:20:05,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:20:06,445 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:20:06,445 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:20:06,816 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 18:20:06,816 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [263708767] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:20:06,816 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:20:06,816 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 9] total 15 [2021-11-13 18:20:06,816 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597505166] [2021-11-13 18:20:06,817 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:20:06,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-13 18:20:06,817 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:20:06,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-13 18:20:06,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2021-11-13 18:20:06,819 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 107 [2021-11-13 18:20:06,821 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 185 places, 259 transitions, 2234 flow. Second operand has 15 states, 15 states have (on average 83.53333333333333) internal successors, (1253), 15 states have internal predecessors, (1253), 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) [2021-11-13 18:20:06,821 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:20:06,821 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 107 [2021-11-13 18:20:06,821 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:20:07,801 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][150], [113#true, 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 3455#true, 44#L50-2true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 94#L76-2true, Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, 68#L58-2true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 3445#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 3447#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 3443#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 3441#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:07,801 INFO L384 tUnfolder$Statistics]: this new event has 62 ancestors and is cut-off event [2021-11-13 18:20:07,801 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:07,801 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:07,801 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:07,804 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][150], [113#true, 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 3455#true, 44#L50-2true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 94#L76-2true, Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 68#L58-2true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 3445#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 3447#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 3443#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 3441#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 702#true, Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:07,804 INFO L384 tUnfolder$Statistics]: this new event has 62 ancestors and is cut-off event [2021-11-13 18:20:07,804 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:07,804 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:07,804 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:07,809 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][60], [113#true, 2902#(= ~x_1~0 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 69#L58-4true, 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 2344#(= ~x_1~0 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 3457#(= ~x_1~0 0), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 3445#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 3447#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 3443#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 3441#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 89#L75-4true, Black: 702#true, Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:07,809 INFO L384 tUnfolder$Statistics]: this new event has 62 ancestors and is cut-off event [2021-11-13 18:20:07,809 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:07,810 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:07,810 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:07,824 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([244] L42-5-->L43: Formula: (< (mod v_thread1Thread1of1ForFork1_~i~0_5 4294967296) (mod v_~c~0_2 4294967296)) InVars {~c~0=v_~c~0_2, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5} OutVars{~c~0=v_~c~0_2, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_5} AuxVars[] AssignedVars[][48], [113#true, 3455#true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 69#L58-4true, 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, 62#L43true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 702#true, 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 3445#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3447#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 3443#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 3441#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 89#L75-4true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:07,824 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2021-11-13 18:20:07,824 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:07,825 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:07,825 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:07,878 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][154], [113#true, 3455#true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 7#L42-6true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 3445#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, Black: 3447#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 3443#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 3441#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 89#L75-4true, Black: 702#true, Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:07,878 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is cut-off event [2021-11-13 18:20:07,878 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:07,878 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:20:07,878 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:07,932 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][117], [113#true, 3455#true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 1205#(and (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 96#L42-2true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 3445#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3447#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 3443#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 3441#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:07,932 INFO L384 tUnfolder$Statistics]: this new event has 65 ancestors and is cut-off event [2021-11-13 18:20:07,933 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-11-13 18:20:07,933 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-11-13 18:20:07,933 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-11-13 18:20:08,005 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][150], [113#true, 3455#true, 44#L50-2true, Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 94#L76-2true, Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 3445#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 64#L59true, Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 3447#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 3443#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 3441#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 702#true, Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:08,005 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2021-11-13 18:20:08,005 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-11-13 18:20:08,005 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-11-13 18:20:08,005 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2021-11-13 18:20:08,007 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][154], [113#true, 3455#true, Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 48#L42-4true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 3445#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 3447#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 64#L59true, Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 3443#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3441#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:08,007 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2021-11-13 18:20:08,007 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:08,007 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:08,007 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:08,009 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][150], [113#true, 3455#true, 44#L50-2true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 94#L76-2true, Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 3445#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 3447#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 64#L59true, Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 3443#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 3441#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 702#true, Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:08,009 INFO L384 tUnfolder$Statistics]: this new event has 66 ancestors and is not cut-off event [2021-11-13 18:20:08,009 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is not cut-off event [2021-11-13 18:20:08,010 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is not cut-off event [2021-11-13 18:20:08,010 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is not cut-off event [2021-11-13 18:20:08,010 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is not cut-off event [2021-11-13 18:20:08,010 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][150], [113#true, 3455#true, 44#L50-2true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 94#L76-2true, Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 68#L58-2true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 3445#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 3447#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 3443#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 3441#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 702#true, Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:08,010 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2021-11-13 18:20:08,010 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:08,010 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:08,010 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2021-11-13 18:20:08,048 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][154], [113#true, 3455#true, Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 7#L42-6true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 3445#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, Black: 3447#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 3443#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 3441#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 702#true, 89#L75-4true, Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:08,048 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2021-11-13 18:20:08,048 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:08,048 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:20:08,048 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:20:08,048 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:08,312 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][154], [113#true, 3455#true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 2729#(<= (div (+ (* ~x_3~0 (- 1)) ~x_2~0 ~x_1~0 (* ~b~0 (- 1)) (- 4294967296)) (- 4294967296)) (+ (div (+ ~x_3~0 (* ~x_1~0 (- 1)) ~b~0 (* ~x_2~0 (- 1))) 4294967296) 1)), Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 7#L42-6true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 3445#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), 64#L59true, Black: 3447#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 3443#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 3441#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 89#L75-4true, Black: 702#true, Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:08,313 INFO L384 tUnfolder$Statistics]: this new event has 84 ancestors and is cut-off event [2021-11-13 18:20:08,313 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:08,313 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:08,313 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2021-11-13 18:20:08,570 INFO L129 PetriNetUnfolder]: 3382/10532 cut-off events. [2021-11-13 18:20:08,570 INFO L130 PetriNetUnfolder]: For 45854/50459 co-relation queries the response was YES. [2021-11-13 18:20:08,685 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40445 conditions, 10532 events. 3382/10532 cut-off events. For 45854/50459 co-relation queries the response was YES. Maximal size of possible extension queue 618. Compared 115489 event pairs, 629 based on Foata normal form. 259/10250 useless extension candidates. Maximal degree in co-relation 40404. Up to 2450 conditions per place. [2021-11-13 18:20:08,736 INFO L132 encePairwiseOnDemand]: 95/107 looper letters, 102 selfloop transitions, 32 changer transitions 8/306 dead transitions. [2021-11-13 18:20:08,736 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 306 transitions, 2833 flow [2021-11-13 18:20:08,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-13 18:20:08,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-11-13 18:20:08,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1455 transitions. [2021-11-13 18:20:08,738 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.799890049477735 [2021-11-13 18:20:08,739 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1455 transitions. [2021-11-13 18:20:08,739 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1455 transitions. [2021-11-13 18:20:08,739 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:20:08,740 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1455 transitions. [2021-11-13 18:20:08,742 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 85.58823529411765) internal successors, (1455), 17 states have internal predecessors, (1455), 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) [2021-11-13 18:20:08,746 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 107.0) internal successors, (1926), 18 states have internal predecessors, (1926), 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) [2021-11-13 18:20:08,747 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 107.0) internal successors, (1926), 18 states have internal predecessors, (1926), 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) [2021-11-13 18:20:08,748 INFO L186 Difference]: Start difference. First operand has 185 places, 259 transitions, 2234 flow. Second operand 17 states and 1455 transitions. [2021-11-13 18:20:08,748 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 197 places, 306 transitions, 2833 flow [2021-11-13 18:20:08,832 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 188 places, 306 transitions, 2683 flow, removed 61 selfloop flow, removed 9 redundant places. [2021-11-13 18:20:08,836 INFO L242 Difference]: Finished difference. Result has 196 places, 277 transitions, 2366 flow [2021-11-13 18:20:08,837 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=2112, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=259, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=239, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=2366, PETRI_PLACES=196, PETRI_TRANSITIONS=277} [2021-11-13 18:20:08,837 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 100 predicate places. [2021-11-13 18:20:08,838 INFO L470 AbstractCegarLoop]: Abstraction has has 196 places, 277 transitions, 2366 flow [2021-11-13 18:20:08,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 83.53333333333333) internal successors, (1253), 15 states have internal predecessors, (1253), 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) [2021-11-13 18:20:08,839 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:20:08,839 INFO L254 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] [2021-11-13 18:20:08,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:20:09,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-11-13 18:20:09,047 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:20:09,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:20:09,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1106135400, now seen corresponding path program 6 times [2021-11-13 18:20:09,047 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:20:09,047 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455091073] [2021-11-13 18:20:09,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:09,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:20:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:09,218 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:20:09,218 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:20:09,218 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455091073] [2021-11-13 18:20:09,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455091073] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:20:09,218 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1815851255] [2021-11-13 18:20:09,218 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-11-13 18:20:09,218 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:09,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:20:09,219 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:20:09,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-13 18:20:09,328 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-11-13 18:20:09,328 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:20:09,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-13 18:20:09,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:20:09,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:20:09,982 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:20:10,298 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:20:10,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1815851255] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:20:10,298 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:20:10,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 9] total 16 [2021-11-13 18:20:10,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295732406] [2021-11-13 18:20:10,299 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:20:10,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-13 18:20:10,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:20:10,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-13 18:20:10,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2021-11-13 18:20:10,301 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 107 [2021-11-13 18:20:10,303 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 196 places, 277 transitions, 2366 flow. Second operand has 16 states, 16 states have (on average 83.5625) internal successors, (1337), 16 states have internal predecessors, (1337), 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) [2021-11-13 18:20:10,303 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:20:10,303 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 107 [2021-11-13 18:20:10,303 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:20:11,269 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([254] L50-5-->L51: Formula: (< (mod v_thread2Thread1of1ForFork2_~i~1_5 4294967296) (mod v_~c~0_4 4294967296)) InVars {~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} OutVars{~c~0=v_~c~0_4, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_5} AuxVars[] AssignedVars[][60], [113#true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 69#L58-4true, 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 2344#(= ~x_1~0 0), 4015#(= ~x_1~0 0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 3457#(= ~x_1~0 0), 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 3462#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 3621#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 3461#(and (<= (+ ~x_2~0 ~a~0) ~x_3~0) (= ~x_1~0 0) (<= ~x_3~0 (+ ~x_2~0 ~a~0))), Black: 3997#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3460#(and (= ~x_2~0 0) (<= (+ ~b~0 ~a~0) ~x_3~0) (= ~x_1~0 0) (<= ~x_3~0 (+ ~b~0 ~a~0))), Black: 3999#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), 62#L43true, Black: 4003#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 4001#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 197#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), 89#L75-4true, Black: 702#true, Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:11,269 INFO L384 tUnfolder$Statistics]: this new event has 62 ancestors and is cut-off event [2021-11-13 18:20:11,269 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:11,269 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:11,269 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:20:11,410 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][158], [3455#true, Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 4013#true, Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 3462#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 3621#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), Black: 3461#(and (<= (+ ~x_2~0 ~a~0) ~x_3~0) (= ~x_1~0 0) (<= ~x_3~0 (+ ~x_2~0 ~a~0))), 1785#true, Black: 3997#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3460#(and (= ~x_2~0 0) (<= (+ ~b~0 ~a~0) ~x_3~0) (= ~x_1~0 0) (<= ~x_3~0 (+ ~b~0 ~a~0))), Black: 3999#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 4003#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 4001#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), 113#true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 7#L42-6true, 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 64#L59true, Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296))))]) [2021-11-13 18:20:11,410 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2021-11-13 18:20:11,410 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:11,411 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:11,411 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:11,434 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][158], [3455#true, Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 39#L51true, Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 4013#true, Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 3462#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 3621#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 3461#(and (<= (+ ~x_2~0 ~a~0) ~x_3~0) (= ~x_1~0 0) (<= ~x_3~0 (+ ~x_2~0 ~a~0))), Black: 3997#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3460#(and (= ~x_2~0 0) (<= (+ ~b~0 ~a~0) ~x_3~0) (= ~x_1~0 0) (<= ~x_3~0 (+ ~b~0 ~a~0))), Black: 3999#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 4003#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 4001#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), 113#true, Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 7#L42-6true, 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 64#L59true, Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296))))]) [2021-11-13 18:20:11,434 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2021-11-13 18:20:11,434 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:11,434 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:11,434 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:11,434 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:11,453 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][153], [113#true, 3455#true, 44#L50-2true, Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 94#L76-2true, Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 4013#true, Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 3462#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 3621#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 3461#(and (<= (+ ~x_2~0 ~a~0) ~x_3~0) (= ~x_1~0 0) (<= ~x_3~0 (+ ~x_2~0 ~a~0))), Black: 3997#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3460#(and (= ~x_2~0 0) (<= (+ ~b~0 ~a~0) ~x_3~0) (= ~x_1~0 0) (<= ~x_3~0 (+ ~b~0 ~a~0))), Black: 3999#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 4003#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 4001#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0)]) [2021-11-13 18:20:11,453 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is cut-off event [2021-11-13 18:20:11,453 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-11-13 18:20:11,453 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is cut-off event [2021-11-13 18:20:11,453 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-11-13 18:20:11,457 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][153], [113#true, 3455#true, 44#L50-2true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 94#L76-2true, Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 4013#true, Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 3462#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 3621#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), 1785#true, Black: 3461#(and (<= (+ ~x_2~0 ~a~0) ~x_3~0) (= ~x_1~0 0) (<= ~x_3~0 (+ ~x_2~0 ~a~0))), Black: 3997#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3460#(and (= ~x_2~0 0) (<= (+ ~b~0 ~a~0) ~x_3~0) (= ~x_1~0 0) (<= ~x_3~0 (+ ~b~0 ~a~0))), Black: 3999#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 4003#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 4001#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), 64#L59true, Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 702#true, Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:11,457 INFO L384 tUnfolder$Statistics]: this new event has 66 ancestors and is not cut-off event [2021-11-13 18:20:11,457 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is not cut-off event [2021-11-13 18:20:11,457 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is not cut-off event [2021-11-13 18:20:11,458 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is not cut-off event [2021-11-13 18:20:11,458 INFO L387 tUnfolder$Statistics]: existing Event has 71 ancestors and is not cut-off event [2021-11-13 18:20:11,458 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([277] thread1EXIT-->L76-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem15#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem15#1=|v_ULTIMATE.start_main_#t~mem15#1_5|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][153], [113#true, 3455#true, 44#L50-2true, Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, 94#L76-2true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 1221#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) (+ (* 4294967296 (div thread3Thread1of1ForFork0_~i~2 4294967296)) ~c~0)) (= thread3Thread1of1ForFork0_~i~2 0)), 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 145#true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), 68#L58-2true, Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 4013#true, Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 3462#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 3621#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), Black: 3461#(and (<= (+ ~x_2~0 ~a~0) ~x_3~0) (= ~x_1~0 0) (<= ~x_3~0 (+ ~x_2~0 ~a~0))), 1785#true, Black: 3997#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3460#(and (= ~x_2~0 0) (<= (+ ~b~0 ~a~0) ~x_3~0) (= ~x_1~0 0) (<= ~x_3~0 (+ ~b~0 ~a~0))), Black: 3999#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 4003#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 4001#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), 2342#true, Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 702#true, Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), Black: 183#(= thread2Thread1of1ForFork2_~i~1 0)]) [2021-11-13 18:20:11,458 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2021-11-13 18:20:11,458 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:11,458 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:20:11,458 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is cut-off event [2021-11-13 18:20:11,502 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([264] L58-5-->L59: Formula: (< (mod v_thread3Thread1of1ForFork0_~i~2_5 4294967296) (mod v_~c~0_6 4294967296)) InVars {~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} OutVars{~c~0=v_~c~0_6, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_5} AuxVars[] AssignedVars[][158], [3455#true, Black: 134#(= thread3Thread1of1ForFork0_~i~2 0), 147#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 145#true, 39#L51true, Black: 148#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 1792#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), 4013#true, Black: 1958#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 3462#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 159#(and (<= 0 (div (+ (* (div ~c~0 4294967296) 4294967296) (* ~c~0 (- 1))) 4294967296)) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 155#(= thread1Thread1of1ForFork1_~i~0 0), Black: 3621#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), Black: 3461#(and (<= (+ ~x_2~0 ~a~0) ~x_3~0) (= ~x_1~0 0) (<= ~x_3~0 (+ ~x_2~0 ~a~0))), 1785#true, Black: 3997#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 3460#(and (= ~x_2~0 0) (<= (+ ~b~0 ~a~0) ~x_3~0) (= ~x_1~0 0) (<= ~x_3~0 (+ ~b~0 ~a~0))), Black: 3999#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0)) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 4003#(and (= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 170#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread2Thread1of1ForFork2_~i~1 0)), Black: 4001#(and (= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))) (= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0)), Black: 169#(= thread2Thread1of1ForFork2_~i~1 0), 2900#true, Black: 177#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0) (= thread1Thread1of1ForFork1_~i~0 0)), 2342#true, Black: 705#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1203#(and (<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0) (< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296))), Black: 704#(= thread1Thread1of1ForFork1_~i~0 0), Black: 204#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), 89#L75-4true, Black: 702#true, Black: 183#(= thread2Thread1of1ForFork2_~i~1 0), Black: 1069#(<= (div (+ (* (mod thread3Thread1of1ForFork0_~i~2 4294967296) (- 1)) (mod thread1Thread1of1ForFork1_~i~0 4294967296)) (- 4294967296)) 0), 113#true, Black: 1218#(= thread3Thread1of1ForFork0_~i~2 0), Black: 196#(= thread1Thread1of1ForFork1_~i~0 0), Black: 1220#(and (<= (+ (* 4294967296 (div ~c~0 4294967296)) thread1Thread1of1ForFork1_~i~0 1) (+ (* 4294967296 (div thread1Thread1of1ForFork1_~i~0 4294967296)) ~c~0)) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1219#(and (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1226#true, Black: 2349#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296)))), Black: 2514#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 7#L42-6true, 990#(< (mod thread3Thread1of1ForFork0_~i~2 4294967296) (mod ~c~0 4294967296)), Black: 1516#(= (mod (+ ~x_2~0 ~x_1~0) 4294967296) (mod ~x_3~0 4294967296)), Black: 1434#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 64#L59true, Black: 3067#(and (<= (+ ~x_2~0 ~x_1~0) ~x_3~0) (<= ~x_3~0 (+ ~x_2~0 ~x_1~0))), 176#(<= (+ (* 4294967296 (div ~c~0 4294967296)) 1) ~c~0), Black: 2907#(= (+ (* 4294967296 (div ~x_3~0 4294967296)) ~x_2~0 ~x_1~0) (+ ~x_3~0 (* 4294967296 (div (+ ~x_2~0 ~x_1~0) 4294967296))))]) [2021-11-13 18:20:11,502 INFO L384 tUnfolder$Statistics]: this new event has 69 ancestors and is cut-off event [2021-11-13 18:20:11,502 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:11,502 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:11,503 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:11,503 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:11,503 INFO L387 tUnfolder$Statistics]: existing Event has 69 ancestors and is cut-off event [2021-11-13 18:20:12,031 INFO L129 PetriNetUnfolder]: 3686/11478 cut-off events. [2021-11-13 18:20:12,032 INFO L130 PetriNetUnfolder]: For 52858/56719 co-relation queries the response was YES. [2021-11-13 18:20:12,167 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44895 conditions, 11478 events. 3686/11478 cut-off events. For 52858/56719 co-relation queries the response was YES. Maximal size of possible extension queue 635. Compared 127813 event pairs, 720 based on Foata normal form. 282/11197 useless extension candidates. Maximal degree in co-relation 44849. Up to 2675 conditions per place. [2021-11-13 18:20:12,223 INFO L132 encePairwiseOnDemand]: 96/107 looper letters, 118 selfloop transitions, 32 changer transitions 8/322 dead transitions. [2021-11-13 18:20:12,223 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 207 places, 322 transitions, 3042 flow [2021-11-13 18:20:12,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-13 18:20:12,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-11-13 18:20:12,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1375 transitions. [2021-11-13 18:20:12,226 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8031542056074766 [2021-11-13 18:20:12,226 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1375 transitions. [2021-11-13 18:20:12,226 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1375 transitions. [2021-11-13 18:20:12,227 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:20:12,227 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1375 transitions. [2021-11-13 18:20:12,229 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 85.9375) internal successors, (1375), 16 states have internal predecessors, (1375), 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) [2021-11-13 18:20:12,232 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 107.0) internal successors, (1819), 17 states have internal predecessors, (1819), 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) [2021-11-13 18:20:12,233 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 107.0) internal successors, (1819), 17 states have internal predecessors, (1819), 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) [2021-11-13 18:20:12,233 INFO L186 Difference]: Start difference. First operand has 196 places, 277 transitions, 2366 flow. Second operand 16 states and 1375 transitions. [2021-11-13 18:20:12,233 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 207 places, 322 transitions, 3042 flow [2021-11-13 18:20:12,342 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 200 places, 322 transitions, 2898 flow, removed 67 selfloop flow, removed 7 redundant places. [2021-11-13 18:20:12,347 INFO L242 Difference]: Finished difference. Result has 206 places, 292 transitions, 2516 flow [2021-11-13 18:20:12,347 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=2246, PETRI_DIFFERENCE_MINUEND_PLACES=185, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=277, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=257, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=2516, PETRI_PLACES=206, PETRI_TRANSITIONS=292} [2021-11-13 18:20:12,347 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 110 predicate places. [2021-11-13 18:20:12,347 INFO L470 AbstractCegarLoop]: Abstraction has has 206 places, 292 transitions, 2516 flow [2021-11-13 18:20:12,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 83.5625) internal successors, (1337), 16 states have internal predecessors, (1337), 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) [2021-11-13 18:20:12,348 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:20:12,348 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:20:12,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-11-13 18:20:12,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-11-13 18:20:12,562 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:20:12,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:20:12,563 INFO L85 PathProgramCache]: Analyzing trace with hash -452514939, now seen corresponding path program 7 times [2021-11-13 18:20:12,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:20:12,563 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759088768] [2021-11-13 18:20:12,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:12,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:20:12,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:12,694 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:20:12,694 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:20:12,695 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759088768] [2021-11-13 18:20:12,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759088768] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:20:12,695 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [934960242] [2021-11-13 18:20:12,695 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-13 18:20:12,696 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:12,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:20:12,697 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:20:12,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-13 18:20:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:12,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-13 18:20:12,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:20:13,147 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:20:13,147 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:20:13,440 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:20:13,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [934960242] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:20:13,441 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:20:13,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-11-13 18:20:13,441 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365762754] [2021-11-13 18:20:13,441 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:20:13,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-13 18:20:13,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:20:13,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-13 18:20:13,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2021-11-13 18:20:13,444 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 76 out of 107 [2021-11-13 18:20:13,445 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 206 places, 292 transitions, 2516 flow. Second operand has 18 states, 18 states have (on average 80.05555555555556) internal successors, (1441), 18 states have internal predecessors, (1441), 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) [2021-11-13 18:20:13,445 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:20:13,445 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 76 of 107 [2021-11-13 18:20:13,445 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:20:37,300 INFO L129 PetriNetUnfolder]: 54453/99619 cut-off events. [2021-11-13 18:20:37,301 INFO L130 PetriNetUnfolder]: For 492818/498542 co-relation queries the response was YES. [2021-11-13 18:20:38,494 INFO L84 FinitePrefix]: Finished finitePrefix Result has 399572 conditions, 99619 events. 54453/99619 cut-off events. For 492818/498542 co-relation queries the response was YES. Maximal size of possible extension queue 3051. Compared 1011760 event pairs, 2750 based on Foata normal form. 1108/99622 useless extension candidates. Maximal degree in co-relation 399523. Up to 15326 conditions per place. [2021-11-13 18:20:39,005 INFO L132 encePairwiseOnDemand]: 91/107 looper letters, 1052 selfloop transitions, 985 changer transitions 0/2207 dead transitions. [2021-11-13 18:20:39,006 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 402 places, 2207 transitions, 23518 flow [2021-11-13 18:20:39,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2021-11-13 18:20:39,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2021-11-13 18:20:39,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 16676 transitions. [2021-11-13 18:20:39,032 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.775375459152834 [2021-11-13 18:20:39,033 INFO L72 ComplementDD]: Start complementDD. Operand 201 states and 16676 transitions. [2021-11-13 18:20:39,033 INFO L73 IsDeterministic]: Start isDeterministic. Operand 201 states and 16676 transitions. [2021-11-13 18:20:39,039 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:20:39,039 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 201 states and 16676 transitions. [2021-11-13 18:20:39,068 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 202 states, 201 states have (on average 82.96517412935323) internal successors, (16676), 201 states have internal predecessors, (16676), 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) [2021-11-13 18:20:39,103 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 202 states, 202 states have (on average 107.0) internal successors, (21614), 202 states have internal predecessors, (21614), 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) [2021-11-13 18:20:39,112 INFO L81 ComplementDD]: Finished complementDD. Result has 202 states, 202 states have (on average 107.0) internal successors, (21614), 202 states have internal predecessors, (21614), 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) [2021-11-13 18:20:39,112 INFO L186 Difference]: Start difference. First operand has 206 places, 292 transitions, 2516 flow. Second operand 201 states and 16676 transitions. [2021-11-13 18:20:39,112 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 402 places, 2207 transitions, 23518 flow [2021-11-13 18:20:41,115 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 393 places, 2207 transitions, 23334 flow, removed 79 selfloop flow, removed 9 redundant places. [2021-11-13 18:20:41,144 INFO L242 Difference]: Finished difference. Result has 546 places, 1329 transitions, 16364 flow [2021-11-13 18:20:41,144 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=107, PETRI_DIFFERENCE_MINUEND_FLOW=2332, PETRI_DIFFERENCE_MINUEND_PLACES=193, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=292, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=65, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=216, PETRI_DIFFERENCE_SUBTRAHEND_STATES=201, PETRI_FLOW=16364, PETRI_PLACES=546, PETRI_TRANSITIONS=1329} [2021-11-13 18:20:41,145 INFO L334 CegarLoopForPetriNet]: 96 programPoint places, 450 predicate places. [2021-11-13 18:20:41,145 INFO L470 AbstractCegarLoop]: Abstraction has has 546 places, 1329 transitions, 16364 flow [2021-11-13 18:20:41,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 80.05555555555556) internal successors, (1441), 18 states have internal predecessors, (1441), 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) [2021-11-13 18:20:41,146 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:20:41,147 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:20:41,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-11-13 18:20:41,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:41,362 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 18:20:41,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:20:41,362 INFO L85 PathProgramCache]: Analyzing trace with hash -978529915, now seen corresponding path program 8 times [2021-11-13 18:20:41,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:20:41,363 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721359077] [2021-11-13 18:20:41,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:20:41,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:20:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:20:41,597 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:20:41,597 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:20:41,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721359077] [2021-11-13 18:20:41,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721359077] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:20:41,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1773666351] [2021-11-13 18:20:41,597 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:20:41,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:20:41,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:20:41,599 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:20:41,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59876531-ca58-4134-a94b-782de5e2cfbb/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-13 18:20:41,671 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-13 18:20:41,672 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:20:41,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-13 18:20:41,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:20:42,012 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:20:42,012 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:20:42,337 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:20:42,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1773666351] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:20:42,337 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:20:42,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 9] total 21 [2021-11-13 18:20:42,337 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122997551] [2021-11-13 18:20:42,338 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:20:42,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-13 18:20:42,338 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:20:42,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-13 18:20:42,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2021-11-13 18:20:42,341 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 76 out of 107 [2021-11-13 18:20:42,343 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 546 places, 1329 transitions, 16364 flow. Second operand has 21 states, 21 states have (on average 79.28571428571429) internal successors, (1665), 21 states have internal predecessors, (1665), 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) [2021-11-13 18:20:42,343 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:20:42,343 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 76 of 107 [2021-11-13 18:20:42,343 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand