/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSmt.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/weaver/chl-name-comparator-trans.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-73dbefe-m [2022-11-11 13:46:47,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-11 13:46:47,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-11 13:46:47,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-11 13:46:47,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-11 13:46:47,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-11 13:46:47,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-11 13:46:47,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-11 13:46:47,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-11 13:46:47,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-11 13:46:47,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-11 13:46:47,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-11 13:46:47,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-11 13:46:47,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-11 13:46:47,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-11 13:46:47,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-11 13:46:47,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-11 13:46:47,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-11 13:46:47,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-11 13:46:47,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-11 13:46:47,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-11 13:46:47,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-11 13:46:47,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-11 13:46:47,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-11 13:46:47,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-11 13:46:47,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-11 13:46:47,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-11 13:46:47,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-11 13:46:47,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-11 13:46:47,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-11 13:46:47,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-11 13:46:47,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-11 13:46:47,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-11 13:46:47,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-11 13:46:47,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-11 13:46:47,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-11 13:46:47,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-11 13:46:47,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-11 13:46:47,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-11 13:46:47,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-11 13:46:47,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-11 13:46:47,774 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSmt.epf [2022-11-11 13:46:47,804 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-11 13:46:47,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-11 13:46:47,804 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-11 13:46:47,805 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-11 13:46:47,805 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-11 13:46:47,806 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-11 13:46:47,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-11 13:46:47,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-11 13:46:47,806 INFO L138 SettingsManager]: * Use SBE=true [2022-11-11 13:46:47,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-11 13:46:47,807 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-11 13:46:47,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-11 13:46:47,808 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-11 13:46:47,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-11 13:46:47,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-11 13:46:47,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-11 13:46:47,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-11 13:46:47,808 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-11 13:46:47,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-11 13:46:47,808 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-11 13:46:47,808 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-11 13:46:47,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-11 13:46:47,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-11 13:46:47,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-11 13:46:47,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-11 13:46:47,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-11 13:46:47,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-11 13:46:47,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-11 13:46:47,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-11 13:46:47,810 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-11 13:46:47,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-11 13:46:47,811 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-11 13:46:47,811 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-11 13:46:47,811 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-11 13:46:47,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-11 13:46:47,811 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-11 13:46:47,811 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-11 13:46:47,811 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-11 13:46:48,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-11 13:46:48,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-11 13:46:48,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-11 13:46:48,080 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-11 13:46:48,080 INFO L275 PluginConnector]: CDTParser initialized [2022-11-11 13:46:48,082 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-name-comparator-trans.wvr.c [2022-11-11 13:46:48,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f365a0aa2/12ed9bea012e46cd85f9cb996920b5c2/FLAGbf6e35149 [2022-11-11 13:46:48,522 INFO L306 CDTParser]: Found 1 translation units. [2022-11-11 13:46:48,523 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-name-comparator-trans.wvr.c [2022-11-11 13:46:48,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f365a0aa2/12ed9bea012e46cd85f9cb996920b5c2/FLAGbf6e35149 [2022-11-11 13:46:48,899 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f365a0aa2/12ed9bea012e46cd85f9cb996920b5c2 [2022-11-11 13:46:48,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-11 13:46:48,903 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-11 13:46:48,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-11 13:46:48,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-11 13:46:48,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-11 13:46:48,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 01:46:48" (1/1) ... [2022-11-11 13:46:48,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@801e30a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:46:48, skipping insertion in model container [2022-11-11 13:46:48,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 01:46:48" (1/1) ... [2022-11-11 13:46:48,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-11 13:46:48,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-11 13:46:49,150 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-name-comparator-trans.wvr.c[4788,4801] [2022-11-11 13:46:49,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-11 13:46:49,166 INFO L203 MainTranslator]: Completed pre-run [2022-11-11 13:46:49,206 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-name-comparator-trans.wvr.c[4788,4801] [2022-11-11 13:46:49,210 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-11 13:46:49,223 INFO L208 MainTranslator]: Completed translation [2022-11-11 13:46:49,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:46:49 WrapperNode [2022-11-11 13:46:49,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-11 13:46:49,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-11 13:46:49,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-11 13:46:49,225 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-11 13:46:49,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:46:49" (1/1) ... [2022-11-11 13:46:49,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:46:49" (1/1) ... [2022-11-11 13:46:49,289 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 766 [2022-11-11 13:46:49,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-11 13:46:49,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-11 13:46:49,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-11 13:46:49,291 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-11 13:46:49,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:46:49" (1/1) ... [2022-11-11 13:46:49,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:46:49" (1/1) ... [2022-11-11 13:46:49,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:46:49" (1/1) ... [2022-11-11 13:46:49,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:46:49" (1/1) ... [2022-11-11 13:46:49,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:46:49" (1/1) ... [2022-11-11 13:46:49,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:46:49" (1/1) ... [2022-11-11 13:46:49,332 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:46:49" (1/1) ... [2022-11-11 13:46:49,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:46:49" (1/1) ... [2022-11-11 13:46:49,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-11 13:46:49,344 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-11 13:46:49,344 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-11 13:46:49,344 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-11 13:46:49,345 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:46:49" (1/1) ... [2022-11-11 13:46:49,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-11 13:46:49,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-11 13:46:49,376 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-11 13:46:49,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-11 13:46:49,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-11 13:46:49,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-11 13:46:49,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-11 13:46:49,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-11 13:46:49,408 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-11 13:46:49,408 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-11 13:46:49,408 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-11 13:46:49,409 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-11 13:46:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-11 13:46:49,409 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-11 13:46:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-11 13:46:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-11 13:46:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-11 13:46:49,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-11 13:46:49,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-11 13:46:49,411 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-11 13:46:49,559 INFO L235 CfgBuilder]: Building ICFG [2022-11-11 13:46:49,561 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-11 13:46:50,447 INFO L276 CfgBuilder]: Performing block encoding [2022-11-11 13:46:50,465 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-11 13:46:50,465 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-11 13:46:50,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 01:46:50 BoogieIcfgContainer [2022-11-11 13:46:50,469 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-11 13:46:50,471 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-11 13:46:50,471 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-11 13:46:50,474 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-11 13:46:50,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.11 01:46:48" (1/3) ... [2022-11-11 13:46:50,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74aa9f1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 01:46:50, skipping insertion in model container [2022-11-11 13:46:50,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:46:49" (2/3) ... [2022-11-11 13:46:50,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74aa9f1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 01:46:50, skipping insertion in model container [2022-11-11 13:46:50,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 01:46:50" (3/3) ... [2022-11-11 13:46:50,477 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-name-comparator-trans.wvr.c [2022-11-11 13:46:50,483 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-11 13:46:50,492 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-11 13:46:50,492 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 152 error locations. [2022-11-11 13:46:50,492 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-11 13:46:50,693 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-11-11 13:46:50,772 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-11 13:46:50,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-11 13:46:50,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-11 13:46:50,774 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-11 13:46:50,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-11 13:46:50,806 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-11 13:46:50,817 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork0 ======== [2022-11-11 13:46:50,823 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@544a8f74, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-11 13:46:50,823 INFO L358 AbstractCegarLoop]: Starting to check reachability of 43 error locations. [2022-11-11 13:46:51,421 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2022-11-11 13:46:51,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-11 13:46:51,426 INFO L85 PathProgramCache]: Analyzing trace with hash -634027446, now seen corresponding path program 1 times [2022-11-11 13:46:51,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-11 13:46:51,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442219698] [2022-11-11 13:46:51,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-11 13:46:51,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-11 13:46:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-11 13:46:51,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-11 13:46:51,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-11 13:46:51,707 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442219698] [2022-11-11 13:46:51,708 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442219698] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-11 13:46:51,708 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-11 13:46:51,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-11 13:46:51,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582911865] [2022-11-11 13:46:51,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-11 13:46:51,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-11 13:46:51,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-11 13:46:51,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-11 13:46:51,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-11 13:46:51,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:51,740 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-11 13:46:51,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 91.5) internal successors, (183), 2 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-11 13:46:51,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:51,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:51,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-11 13:46:51,804 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2022-11-11 13:46:51,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-11 13:46:51,805 INFO L85 PathProgramCache]: Analyzing trace with hash 822772443, now seen corresponding path program 1 times [2022-11-11 13:46:51,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-11 13:46:51,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292605198] [2022-11-11 13:46:51,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-11 13:46:51,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-11 13:46:51,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-11 13:46:52,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-11 13:46:52,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-11 13:46:52,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292605198] [2022-11-11 13:46:52,002 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292605198] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-11 13:46:52,002 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-11 13:46:52,002 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-11 13:46:52,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892347631] [2022-11-11 13:46:52,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-11 13:46:52,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-11 13:46:52,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-11 13:46:52,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-11 13:46:52,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-11 13:46:52,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,007 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-11 13:46:52,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 90.5) internal successors, (181), 3 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-11 13:46:52,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-11 13:46:52,126 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2022-11-11 13:46:52,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-11 13:46:52,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1147563442, now seen corresponding path program 1 times [2022-11-11 13:46:52,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-11 13:46:52,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042621059] [2022-11-11 13:46:52,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-11 13:46:52,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-11 13:46:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-11 13:46:52,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-11 13:46:52,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-11 13:46:52,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042621059] [2022-11-11 13:46:52,285 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042621059] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-11 13:46:52,285 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-11 13:46:52,285 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-11 13:46:52,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451349762] [2022-11-11 13:46:52,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-11 13:46:52,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-11 13:46:52,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-11 13:46:52,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-11 13:46:52,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-11 13:46:52,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,291 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-11 13:46:52,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 93.0) internal successors, (186), 3 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-11 13:46:52,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-11 13:46:52,401 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err2ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2022-11-11 13:46:52,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-11 13:46:52,403 INFO L85 PathProgramCache]: Analyzing trace with hash 879602464, now seen corresponding path program 1 times [2022-11-11 13:46:52,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-11 13:46:52,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320346147] [2022-11-11 13:46:52,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-11 13:46:52,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-11 13:46:52,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-11 13:46:52,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-11 13:46:52,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-11 13:46:52,497 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320346147] [2022-11-11 13:46:52,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320346147] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-11 13:46:52,498 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-11 13:46:52,498 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-11 13:46:52,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496719309] [2022-11-11 13:46:52,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-11 13:46:52,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-11 13:46:52,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-11 13:46:52,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-11 13:46:52,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-11 13:46:52,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,501 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-11 13:46:52,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 94.5) internal successors, (189), 3 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-11 13:46:52,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-11 13:46:52,569 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err3ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2022-11-11 13:46:52,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-11 13:46:52,569 INFO L85 PathProgramCache]: Analyzing trace with hash -810511070, now seen corresponding path program 1 times [2022-11-11 13:46:52,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-11 13:46:52,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114136741] [2022-11-11 13:46:52,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-11 13:46:52,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-11 13:46:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-11 13:46:52,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-11 13:46:52,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-11 13:46:52,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114136741] [2022-11-11 13:46:52,648 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114136741] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-11 13:46:52,649 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-11 13:46:52,649 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-11 13:46:52,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143069035] [2022-11-11 13:46:52,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-11 13:46:52,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-11 13:46:52,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-11 13:46:52,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-11 13:46:52,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-11 13:46:52,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,653 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-11 13:46:52,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 95.5) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-11 13:46:52,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-11 13:46:52,736 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err4ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2022-11-11 13:46:52,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-11 13:46:52,737 INFO L85 PathProgramCache]: Analyzing trace with hash -1511979260, now seen corresponding path program 1 times [2022-11-11 13:46:52,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-11 13:46:52,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044543826] [2022-11-11 13:46:52,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-11 13:46:52,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-11 13:46:52,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-11 13:46:52,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-11 13:46:52,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-11 13:46:52,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044543826] [2022-11-11 13:46:52,807 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044543826] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-11 13:46:52,807 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-11 13:46:52,807 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-11 13:46:52,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358698951] [2022-11-11 13:46:52,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-11 13:46:52,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-11 13:46:52,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-11 13:46:52,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-11 13:46:52,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-11 13:46:52,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,810 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-11 13:46:52,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 96.5) internal successors, (193), 3 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-11 13:46:52,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-11 13:46:52,892 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err5ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2022-11-11 13:46:52,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-11 13:46:52,893 INFO L85 PathProgramCache]: Analyzing trace with hash 884907655, now seen corresponding path program 1 times [2022-11-11 13:46:52,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-11 13:46:52,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142819208] [2022-11-11 13:46:52,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-11 13:46:52,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-11 13:46:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-11 13:46:52,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-11 13:46:52,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-11 13:46:52,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142819208] [2022-11-11 13:46:52,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142819208] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-11 13:46:52,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-11 13:46:52,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-11 13:46:52,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844113574] [2022-11-11 13:46:52,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-11 13:46:52,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-11 13:46:52,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-11 13:46:52,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-11 13:46:52,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-11 13:46:52,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,958 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-11 13:46:52,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 98.5) internal successors, (197), 3 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-11 13:46:52,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:52,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:52,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-11 13:46:53,080 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err8ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2022-11-11 13:46:53,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-11 13:46:53,081 INFO L85 PathProgramCache]: Analyzing trace with hash 1816792858, now seen corresponding path program 1 times [2022-11-11 13:46:53,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-11 13:46:53,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117534020] [2022-11-11 13:46:53,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-11 13:46:53,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-11 13:46:53,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-11 13:46:53,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-11 13:46:53,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-11 13:46:53,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117534020] [2022-11-11 13:46:53,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117534020] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-11 13:46:53,159 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-11 13:46:53,159 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-11 13:46:53,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136327306] [2022-11-11 13:46:53,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-11 13:46:53,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-11 13:46:53,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-11 13:46:53,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-11 13:46:53,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-11 13:46:53,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,163 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-11 13:46:53,163 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 102.0) internal successors, (204), 3 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-11 13:46:53,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-11 13:46:53,270 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread2Err9ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2022-11-11 13:46:53,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-11 13:46:53,271 INFO L85 PathProgramCache]: Analyzing trace with hash 278968157, now seen corresponding path program 1 times [2022-11-11 13:46:53,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-11 13:46:53,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424453280] [2022-11-11 13:46:53,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-11 13:46:53,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-11 13:46:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-11 13:46:53,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-11 13:46:53,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-11 13:46:53,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424453280] [2022-11-11 13:46:53,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424453280] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-11 13:46:53,336 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-11 13:46:53,336 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-11 13:46:53,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561080170] [2022-11-11 13:46:53,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-11 13:46:53,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-11 13:46:53,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-11 13:46:53,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-11 13:46:53,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-11 13:46:53,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,340 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-11 13:46:53,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 104.0) internal successors, (208), 3 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-11 13:46:53,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-11 13:46:53,515 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread2Err36ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2022-11-11 13:46:53,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-11 13:46:53,516 INFO L85 PathProgramCache]: Analyzing trace with hash -978938380, now seen corresponding path program 1 times [2022-11-11 13:46:53,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-11 13:46:53,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156024408] [2022-11-11 13:46:53,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-11 13:46:53,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-11 13:46:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-11 13:46:53,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-11 13:46:53,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-11 13:46:53,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156024408] [2022-11-11 13:46:53,592 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156024408] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-11 13:46:53,593 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-11 13:46:53,593 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-11 13:46:53,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120268438] [2022-11-11 13:46:53,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-11 13:46:53,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-11 13:46:53,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-11 13:46:53,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-11 13:46:53,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-11 13:46:53,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,595 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-11 13:46:53,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 106.5) internal successors, (213), 3 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-11 13:46:53,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-11 13:46:53,870 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread2Err42ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2022-11-11 13:46:53,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-11 13:46:53,871 INFO L85 PathProgramCache]: Analyzing trace with hash 362991184, now seen corresponding path program 1 times [2022-11-11 13:46:53,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-11 13:46:53,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827076322] [2022-11-11 13:46:53,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-11 13:46:53,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-11 13:46:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-11 13:46:53,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-11 13:46:53,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-11 13:46:53,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827076322] [2022-11-11 13:46:53,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827076322] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-11 13:46:53,949 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-11 13:46:53,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-11 13:46:53,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131537904] [2022-11-11 13:46:53,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-11 13:46:53,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-11 13:46:53,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-11 13:46:53,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-11 13:46:53,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-11 13:46:53,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,953 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-11 13:46:53,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 129.5) internal successors, (259), 3 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-11 13:46:53,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:46:53,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:46:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:51:38,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:51:38,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-11 13:51:38,277 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err12ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2022-11-11 13:51:38,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-11 13:51:38,278 INFO L85 PathProgramCache]: Analyzing trace with hash 545388928, now seen corresponding path program 1 times [2022-11-11 13:51:38,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-11 13:51:38,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011569971] [2022-11-11 13:51:38,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-11 13:51:38,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-11 13:51:38,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-11 13:51:38,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-11 13:51:38,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-11 13:51:38,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011569971] [2022-11-11 13:51:38,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011569971] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-11 13:51:38,417 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-11 13:51:38,417 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-11 13:51:38,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522066604] [2022-11-11 13:51:38,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-11 13:51:38,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-11 13:51:38,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-11 13:51:38,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-11 13:51:38,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-11 13:51:38,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:51:38,428 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-11 13:51:38,429 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 113.5) internal successors, (227), 3 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-11 13:51:38,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-11 13:51:38,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-11 13:51:38,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.