./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs-b.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7ac0a5-d513-47af-a51a-6e50269727d9/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7ac0a5-d513-47af-a51a-6e50269727d9/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_fb7ac0a5-d513-47af-a51a-6e50269727d9/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7ac0a5-d513-47af-a51a-6e50269727d9/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs-b.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7ac0a5-d513-47af-a51a-6e50269727d9/bin/uautomizer-YU5uOKAj3y/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7ac0a5-d513-47af-a51a-6e50269727d9/bin/uautomizer-YU5uOKAj3y --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash baabd4879942434073ab3c8108e22e82d123cd2277ace03a5d277c2db08ce37e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:35:39,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:35:39,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:35:39,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:35:39,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:35:39,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:35:39,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:35:39,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:35:39,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:35:39,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:35:39,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:35:39,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:35:39,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:35:39,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:35:39,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:35:39,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:35:39,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:35:39,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:35:39,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:35:39,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:35:39,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:35:39,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:35:39,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:35:39,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:35:39,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:35:39,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:35:39,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:35:39,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:35:39,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:35:39,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:35:39,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:35:39,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:35:39,722 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:35:39,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:35:39,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:35:39,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:35:39,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:35:39,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:35:39,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:35:39,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:35:39,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:35:39,731 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7ac0a5-d513-47af-a51a-6e50269727d9/bin/uautomizer-YU5uOKAj3y/config/svcomp-DataRace-32bit-Automizer_Default.epf [2021-11-13 18:35:39,783 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:35:39,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:35:39,784 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:35:39,785 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:35:39,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:35:39,786 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:35:39,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:35:39,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:35:39,787 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:35:39,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:35:39,789 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:35:39,789 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:35:39,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:35:39,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:35:39,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:35:39,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:35:39,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:35:39,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:35:39,791 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-13 18:35:39,791 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:35:39,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:35:39,791 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:35:39,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:35:39,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:35:39,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:35:39,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:35:39,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:35:39,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:35:39,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:35:39,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:35:39,793 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:35:39,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:35:39,794 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:35:39,794 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:35:39,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:35:39,795 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:35:39,795 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_fb7ac0a5-d513-47af-a51a-6e50269727d9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7ac0a5-d513-47af-a51a-6e50269727d9/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> baabd4879942434073ab3c8108e22e82d123cd2277ace03a5d277c2db08ce37e [2021-11-13 18:35:40,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:35:40,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:35:40,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:35:40,089 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:35:40,090 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:35:40,092 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7ac0a5-d513-47af-a51a-6e50269727d9/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs-b.i [2021-11-13 18:35:40,190 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7ac0a5-d513-47af-a51a-6e50269727d9/bin/uautomizer-YU5uOKAj3y/data/5d483fc2e/34a494b0014c4f77b5e39af9d8050413/FLAGf85a656a5 [2021-11-13 18:35:40,745 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:35:40,745 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7ac0a5-d513-47af-a51a-6e50269727d9/sv-benchmarks/c/pthread-ext/46_monabsex2_vs-b.i [2021-11-13 18:35:40,760 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7ac0a5-d513-47af-a51a-6e50269727d9/bin/uautomizer-YU5uOKAj3y/data/5d483fc2e/34a494b0014c4f77b5e39af9d8050413/FLAGf85a656a5 [2021-11-13 18:35:41,027 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7ac0a5-d513-47af-a51a-6e50269727d9/bin/uautomizer-YU5uOKAj3y/data/5d483fc2e/34a494b0014c4f77b5e39af9d8050413 [2021-11-13 18:35:41,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:35:41,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:35:41,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:35:41,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:35:41,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:35:41,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:35:41" (1/1) ... [2021-11-13 18:35:41,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a521bec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:35:41, skipping insertion in model container [2021-11-13 18:35:41,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:35:41" (1/1) ... [2021-11-13 18:35:41,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:35:41,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:35:41,481 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_fb7ac0a5-d513-47af-a51a-6e50269727d9/sv-benchmarks/c/pthread-ext/46_monabsex2_vs-b.i[29948,29961] [2021-11-13 18:35:41,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:35:41,503 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:35:41,569 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_fb7ac0a5-d513-47af-a51a-6e50269727d9/sv-benchmarks/c/pthread-ext/46_monabsex2_vs-b.i[29948,29961] [2021-11-13 18:35:41,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:35:41,625 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:35:41,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:35:41 WrapperNode [2021-11-13 18:35:41,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:35:41,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:35:41,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:35:41,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:35:41,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:35:41" (1/1) ... [2021-11-13 18:35:41,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:35:41" (1/1) ... [2021-11-13 18:35:41,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:35:41,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:35:41,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:35:41,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:35:41,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:35:41" (1/1) ... [2021-11-13 18:35:41,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:35:41" (1/1) ... [2021-11-13 18:35:41,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:35:41" (1/1) ... [2021-11-13 18:35:41,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:35:41" (1/1) ... [2021-11-13 18:35:41,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:35:41" (1/1) ... [2021-11-13 18:35:41,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:35:41" (1/1) ... [2021-11-13 18:35:41,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:35:41" (1/1) ... [2021-11-13 18:35:41,751 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:35:41,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:35:41,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:35:41,763 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:35:41,764 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:35:41" (1/1) ... [2021-11-13 18:35:41,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:35:41,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7ac0a5-d513-47af-a51a-6e50269727d9/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:35:41,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7ac0a5-d513-47af-a51a-6e50269727d9/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:35:41,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7ac0a5-d513-47af-a51a-6e50269727d9/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:35:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-13 18:35:41,848 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-13 18:35:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:35:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:35:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:35:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:35:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:35:41,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:35:41,851 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 18:35:42,105 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:35:42,105 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 18:35:42,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:35:42 BoogieIcfgContainer [2021-11-13 18:35:42,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:35:42,110 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:35:42,110 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:35:42,114 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:35:42,114 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:35:41" (1/3) ... [2021-11-13 18:35:42,115 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12250be9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:35:42, skipping insertion in model container [2021-11-13 18:35:42,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:35:41" (2/3) ... [2021-11-13 18:35:42,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12250be9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:35:42, skipping insertion in model container [2021-11-13 18:35:42,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:35:42" (3/3) ... [2021-11-13 18:35:42,118 INFO L111 eAbstractionObserver]: Analyzing ICFG 46_monabsex2_vs-b.i [2021-11-13 18:35:42,124 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:35:42,125 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:35:42,125 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2021-11-13 18:35:42,125 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:35:42,178 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,178 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,179 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,179 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,179 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,180 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,180 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,180 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,181 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,181 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,182 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,182 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,182 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,182 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,198 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,198 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,199 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,199 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,199 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,200 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,200 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,201 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,201 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,201 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,202 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,202 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,202 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,203 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,203 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,203 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,203 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,204 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,204 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,204 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,205 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,205 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,205 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,206 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,206 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,206 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,206 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,207 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,207 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,207 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,207 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,211 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,211 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,212 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,212 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,212 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,212 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,213 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:42,215 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:35:42,270 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:35:42,279 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 18:35:42,280 INFO L340 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2021-11-13 18:35:42,293 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 64 places, 64 transitions, 133 flow [2021-11-13 18:35:42,336 INFO L129 PetriNetUnfolder]: 4/75 cut-off events. [2021-11-13 18:35:42,337 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-13 18:35:42,345 INFO L84 FinitePrefix]: Finished finitePrefix Result has 80 conditions, 75 events. 4/75 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 103 event pairs, 0 based on Foata normal form. 0/64 useless extension candidates. Maximal degree in co-relation 47. Up to 4 conditions per place. [2021-11-13 18:35:42,346 INFO L82 GeneralOperation]: Start removeDead. Operand has 64 places, 64 transitions, 133 flow [2021-11-13 18:35:42,351 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 64 places, 64 transitions, 133 flow [2021-11-13 18:35:42,376 INFO L129 PetriNetUnfolder]: 2/33 cut-off events. [2021-11-13 18:35:42,376 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-13 18:35:42,376 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:35:42,377 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] [2021-11-13 18:35:42,378 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 7 more)] === [2021-11-13 18:35:42,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:35:42,386 INFO L85 PathProgramCache]: Analyzing trace with hash 341928378, now seen corresponding path program 1 times [2021-11-13 18:35:42,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:35:42,397 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534847884] [2021-11-13 18:35:42,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:35:42,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:35:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:35:42,689 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 18:35:42,690 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:35:42,692 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534847884] [2021-11-13 18:35:42,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534847884] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:35:42,693 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:35:42,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:35:42,696 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301567998] [2021-11-13 18:35:42,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:35:42,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:35:42,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:35:42,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:35:42,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:35:42,773 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 64 [2021-11-13 18:35:42,787 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 64 transitions, 133 flow. Second operand has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 0 states have call successors, (0), 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 18:35:42,788 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:35:42,788 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 64 [2021-11-13 18:35:42,790 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:35:42,856 INFO L129 PetriNetUnfolder]: 1/58 cut-off events. [2021-11-13 18:35:42,857 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-11-13 18:35:42,857 INFO L84 FinitePrefix]: Finished finitePrefix Result has 70 conditions, 58 events. 1/58 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 43 event pairs, 0 based on Foata normal form. 8/60 useless extension candidates. Maximal degree in co-relation 42. Up to 5 conditions per place. [2021-11-13 18:35:42,859 INFO L132 encePairwiseOnDemand]: 58/64 looper letters, 4 selfloop transitions, 2 changer transitions 0/54 dead transitions. [2021-11-13 18:35:42,898 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 54 transitions, 125 flow [2021-11-13 18:35:42,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:35:42,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 18:35:42,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 171 transitions. [2021-11-13 18:35:42,917 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.890625 [2021-11-13 18:35:42,918 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 171 transitions. [2021-11-13 18:35:42,918 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 171 transitions. [2021-11-13 18:35:42,921 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:35:42,924 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 171 transitions. [2021-11-13 18:35:42,932 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 0 states have call successors, (0), 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 18:35:42,941 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 64.0) internal successors, (256), 4 states have internal predecessors, (256), 0 states have call successors, (0), 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 18:35:42,942 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 64.0) internal successors, (256), 4 states have internal predecessors, (256), 0 states have call successors, (0), 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 18:35:42,944 INFO L186 Difference]: Start difference. First operand has 64 places, 64 transitions, 133 flow. Second operand 3 states and 171 transitions. [2021-11-13 18:35:42,946 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 54 transitions, 125 flow [2021-11-13 18:35:42,961 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 54 transitions, 125 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-13 18:35:42,965 INFO L242 Difference]: Finished difference. Result has 58 places, 54 transitions, 117 flow [2021-11-13 18:35:42,967 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=64, PETRI_DIFFERENCE_MINUEND_FLOW=113, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=117, PETRI_PLACES=58, PETRI_TRANSITIONS=54} [2021-11-13 18:35:42,972 INFO L334 CegarLoopForPetriNet]: 64 programPoint places, -6 predicate places. [2021-11-13 18:35:42,972 INFO L470 AbstractCegarLoop]: Abstraction has has 58 places, 54 transitions, 117 flow [2021-11-13 18:35:42,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 0 states have call successors, (0), 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 18:35:42,974 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:35:42,974 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:35:42,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:35:42,975 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 7 more)] === [2021-11-13 18:35:42,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:35:42,977 INFO L85 PathProgramCache]: Analyzing trace with hash -763135107, now seen corresponding path program 1 times [2021-11-13 18:35:42,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:35:42,977 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38798548] [2021-11-13 18:35:42,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:35:42,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:35:43,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:35:43,045 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:35:43,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:35:43,126 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:35:43,127 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:35:43,129 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 11 remaining) [2021-11-13 18:35:43,131 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (9 of 11 remaining) [2021-11-13 18:35:43,137 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (8 of 11 remaining) [2021-11-13 18:35:43,137 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (7 of 11 remaining) [2021-11-13 18:35:43,138 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (6 of 11 remaining) [2021-11-13 18:35:43,138 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (5 of 11 remaining) [2021-11-13 18:35:43,139 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (4 of 11 remaining) [2021-11-13 18:35:43,139 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (3 of 11 remaining) [2021-11-13 18:35:43,140 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (2 of 11 remaining) [2021-11-13 18:35:43,140 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (1 of 11 remaining) [2021-11-13 18:35:43,141 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (0 of 11 remaining) [2021-11-13 18:35:43,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:35:43,147 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-13 18:35:43,149 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-13 18:35:43,150 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-11-13 18:35:43,180 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,180 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,180 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,181 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,181 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,181 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,182 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,182 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,184 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,184 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,184 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,184 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,185 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,185 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,185 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,185 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,186 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,186 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,186 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,187 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,187 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,188 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,188 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,188 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,190 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,190 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,190 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,190 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,191 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,191 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,191 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,191 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,192 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,193 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,193 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,193 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,193 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,194 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,194 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,194 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,194 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,194 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,196 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,196 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,196 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,196 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,197 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,197 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,197 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,197 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,198 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,198 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,198 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,198 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,199 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,199 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,199 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,200 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,200 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,200 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,200 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,202 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,206 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,207 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,207 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,207 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,208 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,208 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,209 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,209 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,209 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,210 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,214 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,214 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,215 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,215 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,215 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,217 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,217 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,218 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,218 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,222 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,222 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,222 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,223 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,223 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,223 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,223 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,223 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,224 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,224 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,225 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,225 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,225 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,225 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,225 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,226 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,227 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,229 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,229 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,230 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,230 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,230 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,230 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:43,233 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:35:43,242 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:35:43,246 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 18:35:43,248 INFO L340 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2021-11-13 18:35:43,251 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 99 places, 99 transitions, 210 flow [2021-11-13 18:35:43,303 INFO L129 PetriNetUnfolder]: 7/123 cut-off events. [2021-11-13 18:35:43,304 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-11-13 18:35:43,308 INFO L84 FinitePrefix]: Finished finitePrefix Result has 133 conditions, 123 events. 7/123 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 271 event pairs, 0 based on Foata normal form. 0/103 useless extension candidates. Maximal degree in co-relation 81. Up to 6 conditions per place. [2021-11-13 18:35:43,308 INFO L82 GeneralOperation]: Start removeDead. Operand has 99 places, 99 transitions, 210 flow [2021-11-13 18:35:43,314 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 99 places, 99 transitions, 210 flow [2021-11-13 18:35:43,323 INFO L129 PetriNetUnfolder]: 2/35 cut-off events. [2021-11-13 18:35:43,324 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-13 18:35:43,324 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:35:43,324 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] [2021-11-13 18:35:43,325 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2021-11-13 18:35:43,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:35:43,326 INFO L85 PathProgramCache]: Analyzing trace with hash 980846205, now seen corresponding path program 1 times [2021-11-13 18:35:43,326 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:35:43,326 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710794169] [2021-11-13 18:35:43,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:35:43,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:35:43,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:35:43,399 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 18:35:43,399 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:35:43,399 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710794169] [2021-11-13 18:35:43,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710794169] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:35:43,400 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:35:43,400 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:35:43,400 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678289205] [2021-11-13 18:35:43,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:35:43,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:35:43,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:35:43,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:35:43,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:35:43,403 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 99 [2021-11-13 18:35:43,404 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 99 transitions, 210 flow. Second operand has 3 states, 3 states have (on average 80.0) internal successors, (240), 3 states have internal predecessors, (240), 0 states have call successors, (0), 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 18:35:43,404 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:35:43,405 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 99 [2021-11-13 18:35:43,405 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:35:43,586 INFO L129 PetriNetUnfolder]: 54/441 cut-off events. [2021-11-13 18:35:43,586 INFO L130 PetriNetUnfolder]: For 21/21 co-relation queries the response was YES. [2021-11-13 18:35:43,592 INFO L84 FinitePrefix]: Finished finitePrefix Result has 571 conditions, 441 events. 54/441 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 2363 event pairs, 13 based on Foata normal form. 78/431 useless extension candidates. Maximal degree in co-relation 326. Up to 61 conditions per place. [2021-11-13 18:35:43,597 INFO L132 encePairwiseOnDemand]: 87/99 looper letters, 19 selfloop transitions, 6 changer transitions 0/99 dead transitions. [2021-11-13 18:35:43,598 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 99 transitions, 265 flow [2021-11-13 18:35:43,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:35:43,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 18:35:43,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 272 transitions. [2021-11-13 18:35:43,606 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9158249158249159 [2021-11-13 18:35:43,606 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 272 transitions. [2021-11-13 18:35:43,606 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 272 transitions. [2021-11-13 18:35:43,607 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:35:43,607 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 272 transitions. [2021-11-13 18:35:43,610 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 90.66666666666667) internal successors, (272), 3 states have internal predecessors, (272), 0 states have call successors, (0), 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 18:35:43,613 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 99.0) internal successors, (396), 4 states have internal predecessors, (396), 0 states have call successors, (0), 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 18:35:43,614 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 99.0) internal successors, (396), 4 states have internal predecessors, (396), 0 states have call successors, (0), 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 18:35:43,614 INFO L186 Difference]: Start difference. First operand has 99 places, 99 transitions, 210 flow. Second operand 3 states and 272 transitions. [2021-11-13 18:35:43,614 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 99 transitions, 265 flow [2021-11-13 18:35:43,616 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 99 transitions, 263 flow, removed 1 selfloop flow, removed 0 redundant places. [2021-11-13 18:35:43,620 INFO L242 Difference]: Finished difference. Result has 95 places, 94 transitions, 238 flow [2021-11-13 18:35:43,620 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=186, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=238, PETRI_PLACES=95, PETRI_TRANSITIONS=94} [2021-11-13 18:35:43,621 INFO L334 CegarLoopForPetriNet]: 99 programPoint places, -4 predicate places. [2021-11-13 18:35:43,621 INFO L470 AbstractCegarLoop]: Abstraction has has 95 places, 94 transitions, 238 flow [2021-11-13 18:35:43,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 80.0) internal successors, (240), 3 states have internal predecessors, (240), 0 states have call successors, (0), 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 18:35:43,622 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:35:43,622 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] [2021-11-13 18:35:43,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:35:43,623 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2021-11-13 18:35:43,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:35:43,624 INFO L85 PathProgramCache]: Analyzing trace with hash 2000162403, now seen corresponding path program 1 times [2021-11-13 18:35:43,624 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:35:43,624 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393466713] [2021-11-13 18:35:43,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:35:43,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:35:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:35:43,689 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 18:35:43,689 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:35:43,689 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393466713] [2021-11-13 18:35:43,690 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393466713] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:35:43,690 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:35:43,690 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:35:43,690 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512082703] [2021-11-13 18:35:43,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:35:43,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:35:43,691 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:35:43,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:35:43,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:35:43,693 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 73 out of 99 [2021-11-13 18:35:43,693 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 94 transitions, 238 flow. Second operand has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 0 states have call successors, (0), 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 18:35:43,693 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:35:43,694 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 73 of 99 [2021-11-13 18:35:43,694 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:35:43,917 INFO L129 PetriNetUnfolder]: 112/671 cut-off events. [2021-11-13 18:35:43,917 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2021-11-13 18:35:43,921 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1021 conditions, 671 events. 112/671 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 4432 event pairs, 32 based on Foata normal form. 0/566 useless extension candidates. Maximal degree in co-relation 845. Up to 148 conditions per place. [2021-11-13 18:35:43,928 INFO L132 encePairwiseOnDemand]: 85/99 looper letters, 25 selfloop transitions, 10 changer transitions 0/109 dead transitions. [2021-11-13 18:35:43,929 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 109 transitions, 343 flow [2021-11-13 18:35:43,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:35:43,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 18:35:43,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 258 transitions. [2021-11-13 18:35:43,931 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8686868686868687 [2021-11-13 18:35:43,932 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 258 transitions. [2021-11-13 18:35:43,932 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 258 transitions. [2021-11-13 18:35:43,932 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:35:43,932 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 258 transitions. [2021-11-13 18:35:43,933 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 86.0) internal successors, (258), 3 states have internal predecessors, (258), 0 states have call successors, (0), 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 18:35:43,936 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 99.0) internal successors, (396), 4 states have internal predecessors, (396), 0 states have call successors, (0), 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 18:35:43,936 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 99.0) internal successors, (396), 4 states have internal predecessors, (396), 0 states have call successors, (0), 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 18:35:43,936 INFO L186 Difference]: Start difference. First operand has 95 places, 94 transitions, 238 flow. Second operand 3 states and 258 transitions. [2021-11-13 18:35:43,936 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 109 transitions, 343 flow [2021-11-13 18:35:43,943 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 109 transitions, 331 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-13 18:35:43,947 INFO L242 Difference]: Finished difference. Result has 97 places, 104 transitions, 314 flow [2021-11-13 18:35:43,947 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=226, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=314, PETRI_PLACES=97, PETRI_TRANSITIONS=104} [2021-11-13 18:35:43,950 INFO L334 CegarLoopForPetriNet]: 99 programPoint places, -2 predicate places. [2021-11-13 18:35:43,951 INFO L470 AbstractCegarLoop]: Abstraction has has 97 places, 104 transitions, 314 flow [2021-11-13 18:35:43,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 0 states have call successors, (0), 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 18:35:43,951 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:35:43,951 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] [2021-11-13 18:35:43,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:35:43,952 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2021-11-13 18:35:43,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:35:43,953 INFO L85 PathProgramCache]: Analyzing trace with hash 253180552, now seen corresponding path program 1 times [2021-11-13 18:35:43,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:35:43,953 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327839008] [2021-11-13 18:35:43,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:35:43,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:35:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:35:44,052 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 18:35:44,052 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:35:44,052 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327839008] [2021-11-13 18:35:44,052 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327839008] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:35:44,053 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:35:44,053 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:35:44,053 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391234031] [2021-11-13 18:35:44,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:35:44,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:35:44,054 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:35:44,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:35:44,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:35:44,057 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 99 [2021-11-13 18:35:44,058 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 104 transitions, 314 flow. Second operand has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 0 states have call successors, (0), 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 18:35:44,058 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:35:44,058 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 99 [2021-11-13 18:35:44,058 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:35:44,256 INFO L129 PetriNetUnfolder]: 139/794 cut-off events. [2021-11-13 18:35:44,256 INFO L130 PetriNetUnfolder]: For 251/274 co-relation queries the response was YES. [2021-11-13 18:35:44,260 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1445 conditions, 794 events. 139/794 cut-off events. For 251/274 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 5602 event pairs, 50 based on Foata normal form. 3/692 useless extension candidates. Maximal degree in co-relation 1240. Up to 254 conditions per place. [2021-11-13 18:35:44,267 INFO L132 encePairwiseOnDemand]: 92/99 looper letters, 39 selfloop transitions, 9 changer transitions 0/120 dead transitions. [2021-11-13 18:35:44,267 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 120 transitions, 479 flow [2021-11-13 18:35:44,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:35:44,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 18:35:44,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 248 transitions. [2021-11-13 18:35:44,269 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.835016835016835 [2021-11-13 18:35:44,269 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 248 transitions. [2021-11-13 18:35:44,269 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 248 transitions. [2021-11-13 18:35:44,270 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:35:44,270 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 248 transitions. [2021-11-13 18:35:44,271 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 82.66666666666667) internal successors, (248), 3 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:35:44,272 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 99.0) internal successors, (396), 4 states have internal predecessors, (396), 0 states have call successors, (0), 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 18:35:44,273 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 99.0) internal successors, (396), 4 states have internal predecessors, (396), 0 states have call successors, (0), 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 18:35:44,273 INFO L186 Difference]: Start difference. First operand has 97 places, 104 transitions, 314 flow. Second operand 3 states and 248 transitions. [2021-11-13 18:35:44,273 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 120 transitions, 479 flow [2021-11-13 18:35:44,277 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 120 transitions, 449 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-13 18:35:44,280 INFO L242 Difference]: Finished difference. Result has 99 places, 111 transitions, 370 flow [2021-11-13 18:35:44,280 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=294, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=104, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=370, PETRI_PLACES=99, PETRI_TRANSITIONS=111} [2021-11-13 18:35:44,281 INFO L334 CegarLoopForPetriNet]: 99 programPoint places, 0 predicate places. [2021-11-13 18:35:44,281 INFO L470 AbstractCegarLoop]: Abstraction has has 99 places, 111 transitions, 370 flow [2021-11-13 18:35:44,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 0 states have call successors, (0), 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 18:35:44,282 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:35:44,282 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:35:44,282 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 18:35:44,283 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2021-11-13 18:35:44,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:35:44,283 INFO L85 PathProgramCache]: Analyzing trace with hash -1844260839, now seen corresponding path program 1 times [2021-11-13 18:35:44,283 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:35:44,284 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699996414] [2021-11-13 18:35:44,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:35:44,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:35:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:35:44,301 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:35:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:35:44,330 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:35:44,331 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:35:44,331 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (15 of 16 remaining) [2021-11-13 18:35:44,331 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (14 of 16 remaining) [2021-11-13 18:35:44,331 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (13 of 16 remaining) [2021-11-13 18:35:44,332 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (12 of 16 remaining) [2021-11-13 18:35:44,332 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (11 of 16 remaining) [2021-11-13 18:35:44,332 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (10 of 16 remaining) [2021-11-13 18:35:44,332 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (9 of 16 remaining) [2021-11-13 18:35:44,332 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (8 of 16 remaining) [2021-11-13 18:35:44,333 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (7 of 16 remaining) [2021-11-13 18:35:44,333 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (6 of 16 remaining) [2021-11-13 18:35:44,333 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (5 of 16 remaining) [2021-11-13 18:35:44,333 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (4 of 16 remaining) [2021-11-13 18:35:44,334 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (3 of 16 remaining) [2021-11-13 18:35:44,337 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (2 of 16 remaining) [2021-11-13 18:35:44,337 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (1 of 16 remaining) [2021-11-13 18:35:44,338 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (0 of 16 remaining) [2021-11-13 18:35:44,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 18:35:44,339 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-13 18:35:44,339 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-13 18:35:44,339 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-11-13 18:35:44,360 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,360 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,360 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,360 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,360 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,361 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,361 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,361 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,361 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,361 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,361 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,362 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,362 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,362 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,362 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,362 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,362 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,362 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,363 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,363 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,363 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,363 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,363 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,363 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,364 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,364 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,364 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,364 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,364 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,364 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,364 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,365 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,365 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,370 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,371 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,371 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,371 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,371 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,371 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,372 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,372 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,372 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,372 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,372 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,372 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,372 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,373 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,373 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,373 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,373 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,373 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,374 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,374 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,374 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,374 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,374 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,374 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,374 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,375 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,375 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,375 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,375 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,375 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,375 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,375 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,375 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,376 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,376 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,376 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,377 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,377 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,377 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,377 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,377 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,377 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,377 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,378 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,378 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,378 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,378 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,378 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,379 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,379 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,379 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,379 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,379 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,380 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,380 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,380 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,380 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,380 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,380 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,381 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,381 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,381 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,381 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,383 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,384 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,384 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,384 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,384 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,384 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,384 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,384 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,385 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,385 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,385 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,385 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,385 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,385 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,385 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,385 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,386 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,386 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,386 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,386 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,386 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,386 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,386 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,387 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,387 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,387 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,387 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,387 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,387 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,387 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,388 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,388 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,389 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,389 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,389 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,389 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,389 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,389 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,389 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,390 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,390 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,390 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,390 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,390 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,390 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,390 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,390 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,391 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,391 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,391 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,391 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,391 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,392 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,392 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,392 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,393 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,393 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,393 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,393 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,393 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,393 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,393 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,396 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,396 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,397 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,398 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,398 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,398 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,398 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:44,399 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:35:44,402 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:35:44,410 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 18:35:44,412 INFO L340 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2021-11-13 18:35:44,418 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 134 places, 134 transitions, 289 flow [2021-11-13 18:35:44,478 INFO L129 PetriNetUnfolder]: 10/171 cut-off events. [2021-11-13 18:35:44,478 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-11-13 18:35:44,479 INFO L84 FinitePrefix]: Finished finitePrefix Result has 187 conditions, 171 events. 10/171 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 488 event pairs, 0 based on Foata normal form. 0/142 useless extension candidates. Maximal degree in co-relation 127. Up to 8 conditions per place. [2021-11-13 18:35:44,480 INFO L82 GeneralOperation]: Start removeDead. Operand has 134 places, 134 transitions, 289 flow [2021-11-13 18:35:44,484 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 134 places, 134 transitions, 289 flow [2021-11-13 18:35:44,491 INFO L129 PetriNetUnfolder]: 2/34 cut-off events. [2021-11-13 18:35:44,491 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-13 18:35:44,492 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:35:44,492 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] [2021-11-13 18:35:44,492 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 17 more)] === [2021-11-13 18:35:44,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:35:44,493 INFO L85 PathProgramCache]: Analyzing trace with hash -1321755807, now seen corresponding path program 1 times [2021-11-13 18:35:44,493 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:35:44,493 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223794808] [2021-11-13 18:35:44,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:35:44,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:35:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:35:44,551 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 18:35:44,551 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:35:44,552 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223794808] [2021-11-13 18:35:44,553 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223794808] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:35:44,553 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:35:44,553 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:35:44,554 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513269291] [2021-11-13 18:35:44,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:35:44,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:35:44,554 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:35:44,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:35:44,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:35:44,556 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 134 [2021-11-13 18:35:44,557 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 134 places, 134 transitions, 289 flow. Second operand has 3 states, 3 states have (on average 106.0) internal successors, (318), 3 states have internal predecessors, (318), 0 states have call successors, (0), 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 18:35:44,557 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:35:44,557 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 134 [2021-11-13 18:35:44,557 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:35:45,207 INFO L129 PetriNetUnfolder]: 890/4155 cut-off events. [2021-11-13 18:35:45,207 INFO L130 PetriNetUnfolder]: For 352/352 co-relation queries the response was YES. [2021-11-13 18:35:45,235 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5710 conditions, 4155 events. 890/4155 cut-off events. For 352/352 co-relation queries the response was YES. Maximal size of possible extension queue 235. Compared 41185 event pairs, 271 based on Foata normal form. 757/3980 useless extension candidates. Maximal degree in co-relation 3582. Up to 713 conditions per place. [2021-11-13 18:35:45,271 INFO L132 encePairwiseOnDemand]: 117/134 looper letters, 29 selfloop transitions, 9 changer transitions 0/138 dead transitions. [2021-11-13 18:35:45,272 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 138 transitions, 385 flow [2021-11-13 18:35:45,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:35:45,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 18:35:45,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 366 transitions. [2021-11-13 18:35:45,274 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9104477611940298 [2021-11-13 18:35:45,274 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 366 transitions. [2021-11-13 18:35:45,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 366 transitions. [2021-11-13 18:35:45,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:35:45,274 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 366 transitions. [2021-11-13 18:35:45,276 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 122.0) internal successors, (366), 3 states have internal predecessors, (366), 0 states have call successors, (0), 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 18:35:45,277 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 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 18:35:45,278 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 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 18:35:45,278 INFO L186 Difference]: Start difference. First operand has 134 places, 134 transitions, 289 flow. Second operand 3 states and 366 transitions. [2021-11-13 18:35:45,278 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 127 places, 138 transitions, 385 flow [2021-11-13 18:35:45,280 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 127 places, 138 transitions, 377 flow, removed 4 selfloop flow, removed 0 redundant places. [2021-11-13 18:35:45,283 INFO L242 Difference]: Finished difference. Result has 129 places, 130 transitions, 335 flow [2021-11-13 18:35:45,283 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=257, PETRI_DIFFERENCE_MINUEND_PLACES=125, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=121, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=335, PETRI_PLACES=129, PETRI_TRANSITIONS=130} [2021-11-13 18:35:45,284 INFO L334 CegarLoopForPetriNet]: 134 programPoint places, -5 predicate places. [2021-11-13 18:35:45,284 INFO L470 AbstractCegarLoop]: Abstraction has has 129 places, 130 transitions, 335 flow [2021-11-13 18:35:45,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.0) internal successors, (318), 3 states have internal predecessors, (318), 0 states have call successors, (0), 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 18:35:45,285 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:35:45,285 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] [2021-11-13 18:35:45,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 18:35:45,285 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 17 more)] === [2021-11-13 18:35:45,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:35:45,286 INFO L85 PathProgramCache]: Analyzing trace with hash -870645049, now seen corresponding path program 1 times [2021-11-13 18:35:45,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:35:45,286 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096331194] [2021-11-13 18:35:45,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:35:45,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:35:45,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:35:45,313 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 18:35:45,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:35:45,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096331194] [2021-11-13 18:35:45,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096331194] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:35:45,313 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:35:45,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:35:45,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52174987] [2021-11-13 18:35:45,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:35:45,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:35:45,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:35:45,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:35:45,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:35:45,316 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 134 [2021-11-13 18:35:45,317 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 130 transitions, 335 flow. Second operand has 3 states, 3 states have (on average 97.0) internal successors, (291), 3 states have internal predecessors, (291), 0 states have call successors, (0), 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 18:35:45,317 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:35:45,317 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 134 [2021-11-13 18:35:45,317 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:35:47,411 INFO L129 PetriNetUnfolder]: 3507/11968 cut-off events. [2021-11-13 18:35:47,411 INFO L130 PetriNetUnfolder]: For 800/803 co-relation queries the response was YES. [2021-11-13 18:35:47,496 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19328 conditions, 11968 events. 3507/11968 cut-off events. For 800/803 co-relation queries the response was YES. Maximal size of possible extension queue 618. Compared 139418 event pairs, 1151 based on Foata normal form. 0/9822 useless extension candidates. Maximal degree in co-relation 19083. Up to 3505 conditions per place. [2021-11-13 18:35:47,600 INFO L132 encePairwiseOnDemand]: 113/134 looper letters, 38 selfloop transitions, 15 changer transitions 0/153 dead transitions. [2021-11-13 18:35:47,601 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 153 transitions, 497 flow [2021-11-13 18:35:47,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:35:47,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 18:35:47,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 347 transitions. [2021-11-13 18:35:47,603 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8631840796019901 [2021-11-13 18:35:47,603 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 347 transitions. [2021-11-13 18:35:47,603 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 347 transitions. [2021-11-13 18:35:47,604 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:35:47,604 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 347 transitions. [2021-11-13 18:35:47,605 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 115.66666666666667) internal successors, (347), 3 states have internal predecessors, (347), 0 states have call successors, (0), 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 18:35:47,607 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 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 18:35:47,607 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 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 18:35:47,608 INFO L186 Difference]: Start difference. First operand has 129 places, 130 transitions, 335 flow. Second operand 3 states and 347 transitions. [2021-11-13 18:35:47,608 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 153 transitions, 497 flow [2021-11-13 18:35:47,621 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 153 transitions, 479 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-13 18:35:47,624 INFO L242 Difference]: Finished difference. Result has 131 places, 145 transitions, 449 flow [2021-11-13 18:35:47,625 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=317, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=115, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=449, PETRI_PLACES=131, PETRI_TRANSITIONS=145} [2021-11-13 18:35:47,626 INFO L334 CegarLoopForPetriNet]: 134 programPoint places, -3 predicate places. [2021-11-13 18:35:47,626 INFO L470 AbstractCegarLoop]: Abstraction has has 131 places, 145 transitions, 449 flow [2021-11-13 18:35:47,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 97.0) internal successors, (291), 3 states have internal predecessors, (291), 0 states have call successors, (0), 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 18:35:47,626 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:35:47,626 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] [2021-11-13 18:35:47,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 18:35:47,627 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 17 more)] === [2021-11-13 18:35:47,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:35:47,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1188366804, now seen corresponding path program 1 times [2021-11-13 18:35:47,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:35:47,628 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102955764] [2021-11-13 18:35:47,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:35:47,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:35:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:35:47,655 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 18:35:47,656 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:35:47,656 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102955764] [2021-11-13 18:35:47,656 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102955764] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:35:47,656 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:35:47,656 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:35:47,657 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497376980] [2021-11-13 18:35:47,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:35:47,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:35:47,657 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:35:47,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:35:47,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:35:47,659 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 134 [2021-11-13 18:35:47,659 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 131 places, 145 transitions, 449 flow. Second operand has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 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 18:35:47,660 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:35:47,660 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 134 [2021-11-13 18:35:47,660 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:35:49,960 INFO L129 PetriNetUnfolder]: 4515/15321 cut-off events. [2021-11-13 18:35:49,960 INFO L130 PetriNetUnfolder]: For 5990/6649 co-relation queries the response was YES. [2021-11-13 18:35:50,069 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30555 conditions, 15321 events. 4515/15321 cut-off events. For 5990/6649 co-relation queries the response was YES. Maximal size of possible extension queue 779. Compared 185803 event pairs, 1780 based on Foata normal form. 57/13100 useless extension candidates. Maximal degree in co-relation 30302. Up to 6192 conditions per place. [2021-11-13 18:35:50,184 INFO L132 encePairwiseOnDemand]: 124/134 looper letters, 63 selfloop transitions, 16 changer transitions 0/177 dead transitions. [2021-11-13 18:35:50,184 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 177 transitions, 749 flow [2021-11-13 18:35:50,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:35:50,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 18:35:50,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 337 transitions. [2021-11-13 18:35:50,187 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8383084577114428 [2021-11-13 18:35:50,187 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 337 transitions. [2021-11-13 18:35:50,187 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 337 transitions. [2021-11-13 18:35:50,188 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:35:50,188 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 337 transitions. [2021-11-13 18:35:50,189 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 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 18:35:50,191 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 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 18:35:50,192 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 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 18:35:50,192 INFO L186 Difference]: Start difference. First operand has 131 places, 145 transitions, 449 flow. Second operand 3 states and 337 transitions. [2021-11-13 18:35:50,192 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 177 transitions, 749 flow [2021-11-13 18:35:50,210 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 177 transitions, 699 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-13 18:35:50,214 INFO L242 Difference]: Finished difference. Result has 133 places, 159 transitions, 565 flow [2021-11-13 18:35:50,214 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=419, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=145, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=565, PETRI_PLACES=133, PETRI_TRANSITIONS=159} [2021-11-13 18:35:50,216 INFO L334 CegarLoopForPetriNet]: 134 programPoint places, -1 predicate places. [2021-11-13 18:35:50,216 INFO L470 AbstractCegarLoop]: Abstraction has has 133 places, 159 transitions, 565 flow [2021-11-13 18:35:50,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 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 18:35:50,217 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:35:50,217 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] [2021-11-13 18:35:50,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-13 18:35:50,218 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 17 more)] === [2021-11-13 18:35:50,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:35:50,218 INFO L85 PathProgramCache]: Analyzing trace with hash -1628221845, now seen corresponding path program 1 times [2021-11-13 18:35:50,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:35:50,219 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031217043] [2021-11-13 18:35:50,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:35:50,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:35:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:35:50,263 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 18:35:50,264 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:35:50,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031217043] [2021-11-13 18:35:50,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031217043] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:35:50,264 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:35:50,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:35:50,265 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092573761] [2021-11-13 18:35:50,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:35:50,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:35:50,265 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:35:50,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:35:50,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:35:50,267 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 134 [2021-11-13 18:35:50,268 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 159 transitions, 565 flow. Second operand has 3 states, 3 states have (on average 105.0) internal successors, (315), 3 states have internal predecessors, (315), 0 states have call successors, (0), 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 18:35:50,268 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:35:50,268 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 134 [2021-11-13 18:35:50,268 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:35:51,243 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([462] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][143], [Black: 143#true, 20#L689-5true, thr1Thread1of3ForFork0InUse, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 151#(= |thr1Thread1of3ForFork0_#t~nondet6| |#race~s~0|), 149#true, 43#L696-5true, 82#L688-7true, 126#L689true, 155#true, Black: 137#true]) [2021-11-13 18:35:51,243 INFO L384 tUnfolder$Statistics]: this new event has 65 ancestors and is cut-off event [2021-11-13 18:35:51,243 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:35:51,243 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:35:51,244 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-11-13 18:35:51,254 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([394] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][154], [Black: 143#true, 20#L689-5true, thr1Thread1of3ForFork0InUse, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 151#(= |thr1Thread1of3ForFork0_#t~nondet6| |#race~s~0|), 129#L688-7true, 43#L696-5true, 149#true, 155#true, Black: 137#true, 119#L689true]) [2021-11-13 18:35:51,254 INFO L384 tUnfolder$Statistics]: this new event has 65 ancestors and is cut-off event [2021-11-13 18:35:51,254 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:35:51,254 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-11-13 18:35:51,254 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-11-13 18:35:51,323 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([462] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][73], [130#L690true, Black: 143#true, thr1Thread1of3ForFork0InUse, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 151#(= |thr1Thread1of3ForFork0_#t~nondet6| |#race~s~0|), 149#true, 43#L696-5true, 82#L688-7true, 155#true, 126#L689true, Black: 137#true]) [2021-11-13 18:35:51,323 INFO L384 tUnfolder$Statistics]: this new event has 66 ancestors and is cut-off event [2021-11-13 18:35:51,324 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-11-13 18:35:51,324 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-11-13 18:35:51,324 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-11-13 18:35:51,402 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([394] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][154], [57#L689-1true, Black: 143#true, 20#L689-5true, thr1Thread1of3ForFork0InUse, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 151#(= |thr1Thread1of3ForFork0_#t~nondet6| |#race~s~0|), 149#true, 43#L696-5true, 155#true, Black: 137#true, 119#L689true]) [2021-11-13 18:35:51,402 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2021-11-13 18:35:51,402 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:35:51,402 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:35:51,402 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:35:51,408 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([462] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][143], [34#L689-1true, Black: 143#true, 20#L689-5true, thr1Thread1of3ForFork0InUse, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 151#(= |thr1Thread1of3ForFork0_#t~nondet6| |#race~s~0|), 149#true, 43#L696-5true, 126#L689true, 155#true, Black: 137#true]) [2021-11-13 18:35:51,408 INFO L384 tUnfolder$Statistics]: this new event has 67 ancestors and is cut-off event [2021-11-13 18:35:51,408 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:35:51,408 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:35:51,408 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-13 18:35:51,411 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([394] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][103], [130#L690true, Black: 143#true, thr1Thread1of3ForFork0InUse, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 151#(= |thr1Thread1of3ForFork0_#t~nondet6| |#race~s~0|), 129#L688-7true, 149#true, 43#L696-5true, 155#true, Black: 137#true, 119#L689true]) [2021-11-13 18:35:51,411 INFO L384 tUnfolder$Statistics]: this new event has 66 ancestors and is cut-off event [2021-11-13 18:35:51,413 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-11-13 18:35:51,413 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-11-13 18:35:51,413 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-11-13 18:35:51,486 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([462] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][73], [130#L690true, 34#L689-1true, Black: 143#true, thr1Thread1of3ForFork0InUse, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 151#(= |thr1Thread1of3ForFork0_#t~nondet6| |#race~s~0|), 149#true, 43#L696-5true, 126#L689true, 155#true, Black: 137#true]) [2021-11-13 18:35:51,486 INFO L384 tUnfolder$Statistics]: this new event has 68 ancestors and is cut-off event [2021-11-13 18:35:51,486 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-11-13 18:35:51,486 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2021-11-13 18:35:51,487 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-11-13 18:35:51,541 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([394] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][103], [130#L690true, 57#L689-1true, Black: 143#true, thr1Thread1of3ForFork0InUse, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, Black: 151#(= |thr1Thread1of3ForFork0_#t~nondet6| |#race~s~0|), 149#true, 43#L696-5true, 155#true, Black: 137#true, 119#L689true]) [2021-11-13 18:35:51,541 INFO L384 tUnfolder$Statistics]: this new event has 68 ancestors and is cut-off event [2021-11-13 18:35:51,541 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-11-13 18:35:51,541 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2021-11-13 18:35:51,541 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-11-13 18:35:52,401 INFO L129 PetriNetUnfolder]: 3962/14490 cut-off events. [2021-11-13 18:35:52,401 INFO L130 PetriNetUnfolder]: For 4054/5057 co-relation queries the response was YES. [2021-11-13 18:35:52,507 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27354 conditions, 14490 events. 3962/14490 cut-off events. For 4054/5057 co-relation queries the response was YES. Maximal size of possible extension queue 783. Compared 178156 event pairs, 1378 based on Foata normal form. 54/11813 useless extension candidates. Maximal degree in co-relation 27230. Up to 3263 conditions per place. [2021-11-13 18:35:52,614 INFO L132 encePairwiseOnDemand]: 126/134 looper letters, 42 selfloop transitions, 12 changer transitions 0/181 dead transitions. [2021-11-13 18:35:52,614 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 181 transitions, 755 flow [2021-11-13 18:35:52,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:35:52,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 18:35:52,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 349 transitions. [2021-11-13 18:35:52,616 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8681592039800995 [2021-11-13 18:35:52,616 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 349 transitions. [2021-11-13 18:35:52,616 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 349 transitions. [2021-11-13 18:35:52,617 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:35:52,617 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 349 transitions. [2021-11-13 18:35:52,618 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 116.33333333333333) internal successors, (349), 3 states have internal predecessors, (349), 0 states have call successors, (0), 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 18:35:52,620 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 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 18:35:52,620 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 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 18:35:52,620 INFO L186 Difference]: Start difference. First operand has 133 places, 159 transitions, 565 flow. Second operand 3 states and 349 transitions. [2021-11-13 18:35:52,620 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 181 transitions, 755 flow [2021-11-13 18:35:52,640 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 133 places, 181 transitions, 723 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-13 18:35:52,644 INFO L242 Difference]: Finished difference. Result has 135 places, 169 transitions, 639 flow [2021-11-13 18:35:52,645 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=533, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=147, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=639, PETRI_PLACES=135, PETRI_TRANSITIONS=169} [2021-11-13 18:35:52,647 INFO L334 CegarLoopForPetriNet]: 134 programPoint places, 1 predicate places. [2021-11-13 18:35:52,647 INFO L470 AbstractCegarLoop]: Abstraction has has 135 places, 169 transitions, 639 flow [2021-11-13 18:35:52,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.0) internal successors, (315), 3 states have internal predecessors, (315), 0 states have call successors, (0), 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 18:35:52,647 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:35:52,648 INFO L254 CegarLoopForPetriNet]: trace histogram [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] [2021-11-13 18:35:52,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-13 18:35:52,648 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 17 more)] === [2021-11-13 18:35:52,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:35:52,649 INFO L85 PathProgramCache]: Analyzing trace with hash 1842888451, now seen corresponding path program 1 times [2021-11-13 18:35:52,649 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:35:52,649 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531691241] [2021-11-13 18:35:52,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:35:52,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:35:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:35:52,708 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 18:35:52,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:35:52,708 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531691241] [2021-11-13 18:35:52,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531691241] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:35:52,709 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:35:52,709 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:35:52,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109237418] [2021-11-13 18:35:52,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:35:52,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:35:52,711 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:35:52,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:35:52,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:35:52,712 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 134 [2021-11-13 18:35:52,712 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 169 transitions, 639 flow. Second operand has 3 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 0 states have call successors, (0), 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 18:35:52,713 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:35:52,713 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 134 [2021-11-13 18:35:52,713 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:35:54,289 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([394] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][104], [130#L690true, 161#true, thr1Thread1of3ForFork0InUse, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, 43#L696-5true, 155#true, Black: 137#true, 119#L689true, Black: 143#true, Black: 151#(= |thr1Thread1of3ForFork0_#t~nondet6| |#race~s~0|), 129#L688-7true, Black: 157#(= |thr1Thread1of3ForFork0_#t~nondet7| |#race~l~0|)]) [2021-11-13 18:35:54,289 INFO L384 tUnfolder$Statistics]: this new event has 66 ancestors and is cut-off event [2021-11-13 18:35:54,290 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-11-13 18:35:54,290 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-11-13 18:35:54,290 INFO L387 tUnfolder$Statistics]: existing Event has 63 ancestors and is cut-off event [2021-11-13 18:35:54,423 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([462] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][73], [130#L690true, thr1Thread1of3ForFork0InUse, 161#true, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, 43#L696-5true, 155#true, Black: 137#true, 34#L689-1true, Black: 143#true, Black: 151#(= |thr1Thread1of3ForFork0_#t~nondet6| |#race~s~0|), 126#L689true, Black: 157#(= |thr1Thread1of3ForFork0_#t~nondet7| |#race~l~0|)]) [2021-11-13 18:35:54,423 INFO L384 tUnfolder$Statistics]: this new event has 68 ancestors and is cut-off event [2021-11-13 18:35:54,423 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2021-11-13 18:35:54,423 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-11-13 18:35:54,424 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-11-13 18:35:54,641 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([394] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][104], [130#L690true, 161#true, thr1Thread1of3ForFork0InUse, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, 43#L696-5true, 155#true, Black: 137#true, 119#L689true, 57#L689-1true, Black: 143#true, Black: 151#(= |thr1Thread1of3ForFork0_#t~nondet6| |#race~s~0|), Black: 157#(= |thr1Thread1of3ForFork0_#t~nondet7| |#race~l~0|)]) [2021-11-13 18:35:54,641 INFO L384 tUnfolder$Statistics]: this new event has 68 ancestors and is cut-off event [2021-11-13 18:35:54,641 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-11-13 18:35:54,641 INFO L387 tUnfolder$Statistics]: existing Event has 65 ancestors and is cut-off event [2021-11-13 18:35:54,641 INFO L387 tUnfolder$Statistics]: existing Event has 68 ancestors and is cut-off event [2021-11-13 18:35:54,814 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([394] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][104], [130#L690true, 161#true, thr1Thread1of3ForFork0InUse, thr1Thread2of3ForFork0InUse, thr1Thread3of3ForFork0InUse, 43#L696-5true, 155#true, Black: 137#true, 119#L689true, 115#L689-3true, Black: 143#true, Black: 151#(= |thr1Thread1of3ForFork0_#t~nondet6| |#race~s~0|), Black: 157#(= |thr1Thread1of3ForFork0_#t~nondet7| |#race~l~0|)]) [2021-11-13 18:35:54,814 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is cut-off event [2021-11-13 18:35:54,814 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:35:54,814 INFO L387 tUnfolder$Statistics]: existing Event has 67 ancestors and is cut-off event [2021-11-13 18:35:54,814 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is cut-off event [2021-11-13 18:35:55,494 INFO L129 PetriNetUnfolder]: 6011/20030 cut-off events. [2021-11-13 18:35:55,495 INFO L130 PetriNetUnfolder]: For 10559/12278 co-relation queries the response was YES. [2021-11-13 18:35:55,608 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43394 conditions, 20030 events. 6011/20030 cut-off events. For 10559/12278 co-relation queries the response was YES. Maximal size of possible extension queue 948. Compared 250944 event pairs, 1916 based on Foata normal form. 127/16939 useless extension candidates. Maximal degree in co-relation 41567. Up to 7923 conditions per place. [2021-11-13 18:35:55,761 INFO L132 encePairwiseOnDemand]: 124/134 looper letters, 74 selfloop transitions, 23 changer transitions 0/206 dead transitions. [2021-11-13 18:35:55,762 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 206 transitions, 1002 flow [2021-11-13 18:35:55,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:35:55,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 18:35:55,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 336 transitions. [2021-11-13 18:35:55,764 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.835820895522388 [2021-11-13 18:35:55,764 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 336 transitions. [2021-11-13 18:35:55,764 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 336 transitions. [2021-11-13 18:35:55,765 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:35:55,765 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 336 transitions. [2021-11-13 18:35:55,766 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 0 states have call successors, (0), 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 18:35:55,767 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 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 18:35:55,768 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 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 18:35:55,768 INFO L186 Difference]: Start difference. First operand has 135 places, 169 transitions, 639 flow. Second operand 3 states and 336 transitions. [2021-11-13 18:35:55,768 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 137 places, 206 transitions, 1002 flow [2021-11-13 18:35:55,815 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 135 places, 206 transitions, 978 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-13 18:35:55,823 INFO L242 Difference]: Finished difference. Result has 137 places, 188 transitions, 845 flow [2021-11-13 18:35:55,824 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=615, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=146, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=845, PETRI_PLACES=137, PETRI_TRANSITIONS=188} [2021-11-13 18:35:55,825 INFO L334 CegarLoopForPetriNet]: 134 programPoint places, 3 predicate places. [2021-11-13 18:35:55,825 INFO L470 AbstractCegarLoop]: Abstraction has has 137 places, 188 transitions, 845 flow [2021-11-13 18:35:55,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 0 states have call successors, (0), 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 18:35:55,826 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:35:55,826 INFO L254 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:35:55,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-13 18:35:55,826 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 17 more)] === [2021-11-13 18:35:55,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:35:55,827 INFO L85 PathProgramCache]: Analyzing trace with hash -1793019771, now seen corresponding path program 1 times [2021-11-13 18:35:55,827 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:35:55,827 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271317979] [2021-11-13 18:35:55,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:35:55,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:35:55,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:35:55,849 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:35:55,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:35:55,885 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:35:55,886 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:35:55,886 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (20 of 21 remaining) [2021-11-13 18:35:55,886 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (19 of 21 remaining) [2021-11-13 18:35:55,886 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (18 of 21 remaining) [2021-11-13 18:35:55,886 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (17 of 21 remaining) [2021-11-13 18:35:55,887 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (16 of 21 remaining) [2021-11-13 18:35:55,887 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (15 of 21 remaining) [2021-11-13 18:35:55,887 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (14 of 21 remaining) [2021-11-13 18:35:55,887 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (13 of 21 remaining) [2021-11-13 18:35:55,887 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (12 of 21 remaining) [2021-11-13 18:35:55,888 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (11 of 21 remaining) [2021-11-13 18:35:55,888 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (10 of 21 remaining) [2021-11-13 18:35:55,888 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (9 of 21 remaining) [2021-11-13 18:35:55,888 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (8 of 21 remaining) [2021-11-13 18:35:55,890 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (7 of 21 remaining) [2021-11-13 18:35:55,891 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (6 of 21 remaining) [2021-11-13 18:35:55,891 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (5 of 21 remaining) [2021-11-13 18:35:55,891 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (4 of 21 remaining) [2021-11-13 18:35:55,891 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (3 of 21 remaining) [2021-11-13 18:35:55,891 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (2 of 21 remaining) [2021-11-13 18:35:55,892 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (1 of 21 remaining) [2021-11-13 18:35:55,892 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (0 of 21 remaining) [2021-11-13 18:35:55,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-13 18:35:55,893 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-13 18:35:55,893 WARN L234 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-13 18:35:55,893 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-11-13 18:35:55,905 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,905 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,906 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,906 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,906 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,906 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,906 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,906 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,906 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,907 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,907 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,907 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,907 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,907 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,907 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,907 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,908 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,908 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,908 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,908 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,908 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,908 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,909 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,909 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,909 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,909 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,909 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,909 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,910 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,910 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,910 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,910 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,910 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,910 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,910 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,911 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,911 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,911 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,911 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,911 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,911 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,912 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,912 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,912 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,912 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,912 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,912 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,912 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,915 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,915 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,915 WARN L322 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,915 WARN L322 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,916 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,916 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,916 WARN L322 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,916 WARN L322 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,916 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,916 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,917 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,917 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,917 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,917 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,917 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,917 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,917 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,918 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,918 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,918 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,918 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,918 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,918 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,919 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,919 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,919 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,919 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,919 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,919 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,919 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,920 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,920 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,920 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,920 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,920 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,920 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,921 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,921 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,921 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,921 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,921 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,921 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,921 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,922 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,922 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,922 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,922 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,922 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,922 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,923 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,923 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,923 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,923 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,923 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,923 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,923 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,924 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,924 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,924 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,924 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,924 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,924 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,925 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,926 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,926 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,926 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,926 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,926 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,926 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,927 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,927 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,927 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,927 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,927 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,927 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,927 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,928 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,928 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,928 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,928 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,928 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,928 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,928 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,929 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,929 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,929 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,929 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,929 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,929 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,929 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,930 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,930 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,930 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,931 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,931 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,931 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,931 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,931 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,931 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,931 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,932 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,933 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,933 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,933 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,933 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,933 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,933 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,934 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,934 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,934 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,934 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,934 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,934 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,935 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,935 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,935 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,935 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,935 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,935 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,935 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,936 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,936 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,936 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,936 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,936 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,936 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,936 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,937 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,937 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,937 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,937 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,937 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,938 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,938 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,938 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,938 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,938 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,939 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,939 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,940 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,940 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,941 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,941 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,941 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,941 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,941 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,942 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,942 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,942 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,942 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,943 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,943 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,943 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,946 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,947 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,947 WARN L322 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,947 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~short5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,947 WARN L322 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,947 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,947 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:35:55,948 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:35:55,950 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:35:55,950 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 18:35:55,951 INFO L340 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2021-11-13 18:35:55,952 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 169 places, 169 transitions, 370 flow [2021-11-13 18:35:55,983 INFO L129 PetriNetUnfolder]: 13/219 cut-off events. [2021-11-13 18:35:55,983 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-11-13 18:35:55,986 INFO L84 FinitePrefix]: Finished finitePrefix Result has 242 conditions, 219 events. 13/219 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 692 event pairs, 0 based on Foata normal form. 0/181 useless extension candidates. Maximal degree in co-relation 179. Up to 10 conditions per place. [2021-11-13 18:35:55,986 INFO L82 GeneralOperation]: Start removeDead. Operand has 169 places, 169 transitions, 370 flow [2021-11-13 18:35:55,994 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 169 places, 169 transitions, 370 flow [2021-11-13 18:35:55,997 INFO L129 PetriNetUnfolder]: 2/35 cut-off events. [2021-11-13 18:35:55,997 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-13 18:35:55,997 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:35:55,997 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] [2021-11-13 18:35:55,998 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-13 18:35:55,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:35:55,998 INFO L85 PathProgramCache]: Analyzing trace with hash 2024124458, now seen corresponding path program 1 times [2021-11-13 18:35:55,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:35:55,998 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027392125] [2021-11-13 18:35:55,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:35:55,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:35:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:35:56,030 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 18:35:56,031 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:35:56,031 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027392125] [2021-11-13 18:35:56,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027392125] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:35:56,031 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:35:56,031 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:35:56,032 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080999247] [2021-11-13 18:35:56,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:35:56,032 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:35:56,032 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:35:56,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:35:56,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:35:56,034 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 131 out of 169 [2021-11-13 18:35:56,034 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 169 places, 169 transitions, 370 flow. Second operand has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 0 states have call successors, (0), 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 18:35:56,034 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:35:56,035 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 131 of 169 [2021-11-13 18:35:56,035 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:36:00,353 INFO L129 PetriNetUnfolder]: 10552/36460 cut-off events. [2021-11-13 18:36:00,353 INFO L130 PetriNetUnfolder]: For 5029/5029 co-relation queries the response was YES. [2021-11-13 18:36:00,610 INFO L84 FinitePrefix]: Finished finitePrefix Result has 52975 conditions, 36460 events. 10552/36460 cut-off events. For 5029/5029 co-relation queries the response was YES. Maximal size of possible extension queue 1431. Compared 486464 event pairs, 4260 based on Foata normal form. 6641/34518 useless extension candidates. Maximal degree in co-relation 44195. Up to 7193 conditions per place. [2021-11-13 18:36:00,921 INFO L132 encePairwiseOnDemand]: 147/169 looper letters, 39 selfloop transitions, 12 changer transitions 0/177 dead transitions. [2021-11-13 18:36:00,921 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 177 transitions, 509 flow [2021-11-13 18:36:00,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:36:00,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 18:36:00,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 460 transitions. [2021-11-13 18:36:00,925 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9072978303747534 [2021-11-13 18:36:00,925 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 460 transitions. [2021-11-13 18:36:00,925 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 460 transitions. [2021-11-13 18:36:00,926 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:36:00,926 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 460 transitions. [2021-11-13 18:36:00,928 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 153.33333333333334) internal successors, (460), 3 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:36:00,932 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 169.0) internal successors, (676), 4 states have internal predecessors, (676), 0 states have call successors, (0), 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 18:36:00,932 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 169.0) internal successors, (676), 4 states have internal predecessors, (676), 0 states have call successors, (0), 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 18:36:00,933 INFO L186 Difference]: Start difference. First operand has 169 places, 169 transitions, 370 flow. Second operand 3 states and 460 transitions. [2021-11-13 18:36:00,933 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 177 transitions, 509 flow [2021-11-13 18:36:00,936 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 177 transitions, 491 flow, removed 9 selfloop flow, removed 0 redundant places. [2021-11-13 18:36:00,940 INFO L242 Difference]: Finished difference. Result has 163 places, 166 transitions, 432 flow [2021-11-13 18:36:00,942 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=169, PETRI_DIFFERENCE_MINUEND_FLOW=328, PETRI_DIFFERENCE_MINUEND_PLACES=159, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=154, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=142, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=432, PETRI_PLACES=163, PETRI_TRANSITIONS=166} [2021-11-13 18:36:00,943 INFO L334 CegarLoopForPetriNet]: 169 programPoint places, -6 predicate places. [2021-11-13 18:36:00,943 INFO L470 AbstractCegarLoop]: Abstraction has has 163 places, 166 transitions, 432 flow [2021-11-13 18:36:00,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 0 states have call successors, (0), 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 18:36:00,944 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:36:00,944 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] [2021-11-13 18:36:00,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-13 18:36:00,945 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-13 18:36:00,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:36:00,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1372513744, now seen corresponding path program 1 times [2021-11-13 18:36:00,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:36:00,946 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031125829] [2021-11-13 18:36:00,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:36:00,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:36:00,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:36:00,975 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 18:36:00,976 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:36:00,976 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031125829] [2021-11-13 18:36:00,976 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031125829] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:36:00,976 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:36:00,976 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:36:00,977 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128855022] [2021-11-13 18:36:00,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:36:00,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:36:00,978 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:36:00,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:36:00,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:36:00,981 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 119 out of 169 [2021-11-13 18:36:00,982 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 166 transitions, 432 flow. Second operand has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 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 18:36:00,982 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:36:00,982 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 119 of 169 [2021-11-13 18:36:00,982 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-13 18:36:13,944 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([597] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][146], [Black: 172#true, 146#L689-4true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 78#L689true, 180#(= |#race~s~0| 0), thr1Thread3of4ForFork0InUse, 64#L696-5true, thr1Thread4of4ForFork0InUse, 174#(= |#race~l~0| 0), 89#L689-4true, 81#L688-2true]) [2021-11-13 18:36:13,944 INFO L384 tUnfolder$Statistics]: this new event has 76 ancestors and is not cut-off event [2021-11-13 18:36:13,944 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is not cut-off event [2021-11-13 18:36:13,944 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is not cut-off event [2021-11-13 18:36:13,945 INFO L387 tUnfolder$Statistics]: existing Event has 76 ancestors and is not cut-off event [2021-11-13 18:36:15,297 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([597] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][146], [Black: 172#true, thr1Thread1of4ForFork0InUse, 78#L689true, thr1Thread2of4ForFork0InUse, 180#(= |#race~s~0| 0), thr1Thread3of4ForFork0InUse, 64#L696-5true, thr1Thread4of4ForFork0InUse, 108#L689-5true, 174#(= |#race~l~0| 0), 89#L689-4true, 81#L688-2true]) [2021-11-13 18:36:15,297 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is not cut-off event [2021-11-13 18:36:15,297 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is not cut-off event [2021-11-13 18:36:15,297 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is not cut-off event [2021-11-13 18:36:15,298 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is not cut-off event [2021-11-13 18:36:15,332 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([597] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][146], [Black: 172#true, thr1Thread1of4ForFork0InUse, 78#L689true, thr1Thread2of4ForFork0InUse, 180#(= |#race~s~0| 0), thr1Thread3of4ForFork0InUse, 64#L696-5true, thr1Thread4of4ForFork0InUse, 82#thr1Err3ASSERT_VIOLATIONDATA_RACEtrue, 174#(= |#race~l~0| 0), 89#L689-4true, 81#L688-2true]) [2021-11-13 18:36:15,333 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is not cut-off event [2021-11-13 18:36:15,333 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is not cut-off event [2021-11-13 18:36:15,333 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is not cut-off event [2021-11-13 18:36:15,333 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is not cut-off event [2021-11-13 18:36:15,361 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([597] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][146], [Black: 172#true, 146#L689-4true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 78#L689true, 180#(= |#race~s~0| 0), thr1Thread3of4ForFork0InUse, 64#L696-5true, 36#thr1Err3ASSERT_VIOLATIONDATA_RACEtrue, thr1Thread4of4ForFork0InUse, 174#(= |#race~l~0| 0), 81#L688-2true]) [2021-11-13 18:36:15,361 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is not cut-off event [2021-11-13 18:36:15,361 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is not cut-off event [2021-11-13 18:36:15,361 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is not cut-off event [2021-11-13 18:36:15,362 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is not cut-off event [2021-11-13 18:36:15,364 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([597] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][146], [Black: 172#true, 146#L689-4true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 78#L689true, 63#L689-5true, 180#(= |#race~s~0| 0), thr1Thread3of4ForFork0InUse, 64#L696-5true, thr1Thread4of4ForFork0InUse, 174#(= |#race~l~0| 0), 81#L688-2true]) [2021-11-13 18:36:15,365 INFO L384 tUnfolder$Statistics]: this new event has 77 ancestors and is not cut-off event [2021-11-13 18:36:15,365 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is not cut-off event [2021-11-13 18:36:15,365 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is not cut-off event [2021-11-13 18:36:15,365 INFO L387 tUnfolder$Statistics]: existing Event has 77 ancestors and is not cut-off event [2021-11-13 18:36:16,208 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([563] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][98], [Black: 172#true, 114#thr1ENTRYtrue, 37#L690-3true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 180#(= |#race~s~0| 0), 102#L689true, thr1Thread3of4ForFork0InUse, 64#L696-5true, thr1Thread4of4ForFork0InUse, 174#(= |#race~l~0| 0), 89#L689-4true]) [2021-11-13 18:36:16,209 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,209 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is not cut-off event [2021-11-13 18:36:16,209 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,209 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,232 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([563] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][98], [146#L689-4true, Black: 172#true, 106#L690-3true, 114#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 180#(= |#race~s~0| 0), 102#L689true, thr1Thread3of4ForFork0InUse, 64#L696-5true, thr1Thread4of4ForFork0InUse, 174#(= |#race~l~0| 0)]) [2021-11-13 18:36:16,232 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,232 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,232 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is not cut-off event [2021-11-13 18:36:16,232 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,741 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([597] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][146], [Black: 172#true, thr1Thread1of4ForFork0InUse, 78#L689true, thr1Thread2of4ForFork0InUse, 180#(= |#race~s~0| 0), thr1Thread3of4ForFork0InUse, 64#L696-5true, thr1Thread4of4ForFork0InUse, 36#thr1Err3ASSERT_VIOLATIONDATA_RACEtrue, 108#L689-5true, 174#(= |#race~l~0| 0), 81#L688-2true]) [2021-11-13 18:36:16,742 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,742 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is not cut-off event [2021-11-13 18:36:16,742 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,742 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,744 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([597] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][146], [Black: 172#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 78#L689true, 63#L689-5true, 180#(= |#race~s~0| 0), thr1Thread3of4ForFork0InUse, 64#L696-5true, thr1Thread4of4ForFork0InUse, 108#L689-5true, 174#(= |#race~l~0| 0), 81#L688-2true]) [2021-11-13 18:36:16,744 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,744 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is not cut-off event [2021-11-13 18:36:16,744 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,744 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,785 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([597] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][146], [Black: 172#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 78#L689true, 180#(= |#race~s~0| 0), thr1Thread3of4ForFork0InUse, 64#L696-5true, thr1Thread4of4ForFork0InUse, 36#thr1Err3ASSERT_VIOLATIONDATA_RACEtrue, 82#thr1Err3ASSERT_VIOLATIONDATA_RACEtrue, 174#(= |#race~l~0| 0), 81#L688-2true]) [2021-11-13 18:36:16,785 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,786 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,786 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is not cut-off event [2021-11-13 18:36:16,786 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,788 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([597] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][146], [Black: 172#true, thr1Thread1of4ForFork0InUse, 78#L689true, thr1Thread2of4ForFork0InUse, 180#(= |#race~s~0| 0), 63#L689-5true, thr1Thread3of4ForFork0InUse, 64#L696-5true, thr1Thread4of4ForFork0InUse, 82#thr1Err3ASSERT_VIOLATIONDATA_RACEtrue, 174#(= |#race~l~0| 0), 81#L688-2true]) [2021-11-13 18:36:16,788 INFO L384 tUnfolder$Statistics]: this new event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,788 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,788 INFO L387 tUnfolder$Statistics]: existing Event has 78 ancestors and is not cut-off event [2021-11-13 18:36:16,788 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is not cut-off event [2021-11-13 18:36:17,727 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([563] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][98], [Black: 172#true, 114#thr1ENTRYtrue, 37#L690-3true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 180#(= |#race~s~0| 0), 102#L689true, thr1Thread3of4ForFork0InUse, 64#L696-5true, thr1Thread4of4ForFork0InUse, 36#thr1Err3ASSERT_VIOLATIONDATA_RACEtrue, 174#(= |#race~l~0| 0)]) [2021-11-13 18:36:17,727 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is not cut-off event [2021-11-13 18:36:17,728 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is not cut-off event [2021-11-13 18:36:17,728 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is not cut-off event [2021-11-13 18:36:17,728 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is not cut-off event [2021-11-13 18:36:17,729 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([563] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][98], [Black: 172#true, 114#thr1ENTRYtrue, 37#L690-3true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 180#(= |#race~s~0| 0), 63#L689-5true, thr1Thread3of4ForFork0InUse, 102#L689true, 64#L696-5true, thr1Thread4of4ForFork0InUse, 174#(= |#race~l~0| 0)]) [2021-11-13 18:36:17,729 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is not cut-off event [2021-11-13 18:36:17,729 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is not cut-off event [2021-11-13 18:36:17,729 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is not cut-off event [2021-11-13 18:36:17,729 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is not cut-off event [2021-11-13 18:36:17,761 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([563] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][98], [Black: 172#true, 106#L690-3true, 114#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 180#(= |#race~s~0| 0), 102#L689true, thr1Thread3of4ForFork0InUse, 64#L696-5true, 108#L689-5true, thr1Thread4of4ForFork0InUse, 174#(= |#race~l~0| 0)]) [2021-11-13 18:36:17,762 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is not cut-off event [2021-11-13 18:36:17,762 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is not cut-off event [2021-11-13 18:36:17,762 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is not cut-off event [2021-11-13 18:36:17,762 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is not cut-off event [2021-11-13 18:36:17,772 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([563] L688-14-->L689: Formula: (= |v_#race~s~0_4| 0) InVars {} OutVars{#race~s~0=|v_#race~s~0_4|} AuxVars[] AssignedVars[#race~s~0][98], [Black: 172#true, 106#L690-3true, 114#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 180#(= |#race~s~0| 0), 102#L689true, thr1Thread3of4ForFork0InUse, 64#L696-5true, thr1Thread4of4ForFork0InUse, 82#thr1Err3ASSERT_VIOLATIONDATA_RACEtrue, 174#(= |#race~l~0| 0)]) [2021-11-13 18:36:17,772 INFO L384 tUnfolder$Statistics]: this new event has 79 ancestors and is not cut-off event [2021-11-13 18:36:17,772 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is not cut-off event [2021-11-13 18:36:17,773 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is not cut-off event [2021-11-13 18:36:17,773 INFO L387 tUnfolder$Statistics]: existing Event has 79 ancestors and is not cut-off event [2021-11-13 18:36:29,669 INFO L129 PetriNetUnfolder]: 82293/214654 cut-off events. [2021-11-13 18:36:29,669 INFO L130 PetriNetUnfolder]: For 13308/13434 co-relation queries the response was YES. [2021-11-13 18:36:31,293 INFO L84 FinitePrefix]: Finished finitePrefix Result has 359265 conditions, 214654 events. 82293/214654 cut-off events. For 13308/13434 co-relation queries the response was YES. Maximal size of possible extension queue 8650. Compared 3264991 event pairs, 29422 based on Foata normal form. 0/173858 useless extension candidates. Maximal degree in co-relation 358635. Up to 72872 conditions per place. [2021-11-13 18:36:32,922 INFO L132 encePairwiseOnDemand]: 141/169 looper letters, 51 selfloop transitions, 20 changer transitions 0/197 dead transitions. [2021-11-13 18:36:32,922 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 197 transitions, 651 flow [2021-11-13 18:36:32,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:36:32,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-13 18:36:32,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 436 transitions. [2021-11-13 18:36:32,927 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8599605522682445 [2021-11-13 18:36:32,927 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 436 transitions. [2021-11-13 18:36:32,927 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 436 transitions. [2021-11-13 18:36:32,927 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-13 18:36:32,927 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 436 transitions. [2021-11-13 18:36:32,929 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 145.33333333333334) internal successors, (436), 3 states have internal predecessors, (436), 0 states have call successors, (0), 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 18:36:32,930 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 169.0) internal successors, (676), 4 states have internal predecessors, (676), 0 states have call successors, (0), 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 18:36:32,930 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 169.0) internal successors, (676), 4 states have internal predecessors, (676), 0 states have call successors, (0), 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 18:36:32,931 INFO L186 Difference]: Start difference. First operand has 163 places, 166 transitions, 432 flow. Second operand 3 states and 436 transitions. [2021-11-13 18:36:32,931 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 197 transitions, 651 flow [2021-11-13 18:36:33,474 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 197 transitions, 627 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-13 18:36:33,478 INFO L242 Difference]: Finished difference. Result has 165 places, 186 transitions, 584 flow [2021-11-13 18:36:33,479 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=169, PETRI_DIFFERENCE_MINUEND_FLOW=408, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=166, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=146, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=584, PETRI_PLACES=165, PETRI_TRANSITIONS=186} [2021-11-13 18:36:33,480 INFO L334 CegarLoopForPetriNet]: 169 programPoint places, -4 predicate places. [2021-11-13 18:36:33,480 INFO L470 AbstractCegarLoop]: Abstraction has has 165 places, 186 transitions, 584 flow [2021-11-13 18:36:33,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 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 18:36:33,480 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-13 18:36:33,481 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] [2021-11-13 18:36:33,481 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-13 18:36:33,481 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-11-13 18:36:33,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:36:33,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1429500565, now seen corresponding path program 1 times [2021-11-13 18:36:33,482 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:36:33,482 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341162247] [2021-11-13 18:36:33,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:36:33,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:36:33,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:36:33,508 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 18:36:33,508 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:36:33,508 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341162247] [2021-11-13 18:36:33,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341162247] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:36:33,508 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:36:33,509 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:36:33,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562261247] [2021-11-13 18:36:33,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:36:33,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:36:33,510 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:36:33,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:36:33,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:36:33,511 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 117 out of 169 [2021-11-13 18:36:33,512 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 186 transitions, 584 flow. Second operand has 3 states, 3 states have (on average 119.0) internal successors, (357), 3 states have internal predecessors, (357), 0 states have call successors, (0), 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 18:36:33,512 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-13 18:36:33,512 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 117 of 169 [2021-11-13 18:36:33,513 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand