/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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf -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/goblint-regression/06-symbeq_05-funloop_hard2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 10:13:19,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 10:13:19,717 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 10:13:19,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 10:13:19,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 10:13:19,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 10:13:19,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 10:13:19,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 10:13:19,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 10:13:19,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 10:13:19,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 10:13:19,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 10:13:19,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 10:13:19,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 10:13:19,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 10:13:19,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 10:13:19,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 10:13:19,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 10:13:19,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 10:13:19,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 10:13:19,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 10:13:19,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 10:13:19,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 10:13:19,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 10:13:19,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-16 10:13:19,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-16 10:13:19,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-16 10:13:19,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-16 10:13:19,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-16 10:13:19,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-16 10:13:19,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-16 10:13:19,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-16 10:13:19,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-16 10:13:19,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-16 10:13:19,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-16 10:13:19,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-16 10:13:19,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-16 10:13:19,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-16 10:13:19,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 10:13:19,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 10:13:19,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 10:13:19,795 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf [2022-03-16 10:13:19,809 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 10:13:19,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 10:13:19,809 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 10:13:19,809 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 10:13:19,810 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 10:13:19,810 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 10:13:19,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 10:13:19,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 10:13:19,811 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 10:13:19,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 10:13:19,811 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 10:13:19,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 10:13:19,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 10:13:19,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 10:13:19,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 10:13:19,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 10:13:19,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 10:13:19,812 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 10:13:19,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 10:13:19,812 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 10:13:19,812 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 10:13:19,812 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 10:13:19,813 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 10:13:19,813 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 10:13:19,813 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 10:13:19,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 10:13:19,813 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 10:13:19,813 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 10:13:19,813 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 10:13:19,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 10:13:19,814 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 10:13:19,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 10:13:19,814 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 10:13:19,814 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 10:13:19,814 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 10:13:19,814 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 10:13:19,814 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 10:13:19,814 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-16 10:13:19,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 10:13:19,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 10:13:19,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 10:13:19,986 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-16 10:13:19,986 INFO L275 PluginConnector]: CDTParser initialized [2022-03-16 10:13:19,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_05-funloop_hard2.i [2022-03-16 10:13:20,038 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19f9c333f/f507cb99675e4bf28912ad0e886606a9/FLAG84fb5ba21 [2022-03-16 10:13:20,486 INFO L306 CDTParser]: Found 1 translation units. [2022-03-16 10:13:20,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_05-funloop_hard2.i [2022-03-16 10:13:20,512 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19f9c333f/f507cb99675e4bf28912ad0e886606a9/FLAG84fb5ba21 [2022-03-16 10:13:21,020 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19f9c333f/f507cb99675e4bf28912ad0e886606a9 [2022-03-16 10:13:21,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 10:13:21,024 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-16 10:13:21,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-16 10:13:21,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-16 10:13:21,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-16 10:13:21,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 10:13:21" (1/1) ... [2022-03-16 10:13:21,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e7fb37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:13:21, skipping insertion in model container [2022-03-16 10:13:21,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 10:13:21" (1/1) ... [2022-03-16 10:13:21,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-16 10:13:21,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-16 10:13:21,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 10:13:21,415 INFO L203 MainTranslator]: Completed pre-run [2022-03-16 10:13:21,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 10:13:21,474 INFO L208 MainTranslator]: Completed translation [2022-03-16 10:13:21,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:13:21 WrapperNode [2022-03-16 10:13:21,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-16 10:13:21,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 10:13:21,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 10:13:21,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 10:13:21,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:13:21" (1/1) ... [2022-03-16 10:13:21,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:13:21" (1/1) ... [2022-03-16 10:13:21,509 INFO L137 Inliner]: procedures = 262, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2022-03-16 10:13:21,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 10:13:21,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 10:13:21,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 10:13:21,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 10:13:21,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:13:21" (1/1) ... [2022-03-16 10:13:21,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:13:21" (1/1) ... [2022-03-16 10:13:21,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:13:21" (1/1) ... [2022-03-16 10:13:21,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:13:21" (1/1) ... [2022-03-16 10:13:21,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:13:21" (1/1) ... [2022-03-16 10:13:21,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:13:21" (1/1) ... [2022-03-16 10:13:21,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:13:21" (1/1) ... [2022-03-16 10:13:21,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 10:13:21,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 10:13:21,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 10:13:21,532 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 10:13:21,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:13:21" (1/1) ... [2022-03-16 10:13:21,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 10:13:21,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 10:13:21,558 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) [2022-03-16 10:13:21,567 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 [2022-03-16 10:13:21,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-16 10:13:21,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-16 10:13:21,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-16 10:13:21,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-16 10:13:21,592 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-16 10:13:21,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-16 10:13:21,593 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-16 10:13:21,594 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-16 10:13:21,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 10:13:21,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 10:13:21,595 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-16 10:13:21,686 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 10:13:21,687 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 10:13:21,860 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 10:13:21,866 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 10:13:21,866 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-03-16 10:13:21,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 10:13:21 BoogieIcfgContainer [2022-03-16 10:13:21,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 10:13:21,869 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 10:13:21,869 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 10:13:21,878 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 10:13:21,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 10:13:21" (1/3) ... [2022-03-16 10:13:21,878 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ad8e060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 10:13:21, skipping insertion in model container [2022-03-16 10:13:21,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:13:21" (2/3) ... [2022-03-16 10:13:21,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ad8e060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 10:13:21, skipping insertion in model container [2022-03-16 10:13:21,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 10:13:21" (3/3) ... [2022-03-16 10:13:21,880 INFO L111 eAbstractionObserver]: Analyzing ICFG 06-symbeq_05-funloop_hard2.i [2022-03-16 10:13:21,883 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 10:13:21,883 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 10:13:21,883 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-03-16 10:13:21,883 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 10:13:21,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,944 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,945 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,945 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,945 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 10:13:21,984 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-16 10:13:22,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 10:13:22,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 10:13:22,028 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) [2022-03-16 10:13:22,029 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 [2022-03-16 10:13:22,050 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 10:13:22,056 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=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, 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, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=true [2022-03-16 10:13:22,056 INFO L340 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2022-03-16 10:13:22,113 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 48 transitions and produced 49 states. [2022-03-16 10:13:22,115 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:22,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:22,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1719096125, now seen corresponding path program 1 times [2022-03-16 10:13:22,129 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:22,129 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016875595] [2022-03-16 10:13:22,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:22,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:22,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:22,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 10:13:22,289 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:22,289 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016875595] [2022-03-16 10:13:22,290 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016875595] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 10:13:22,290 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 10:13:22,290 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-16 10:13:22,291 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661168819] [2022-03-16 10:13:22,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 10:13:22,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-16 10:13:22,295 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:22,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-16 10:13:22,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-16 10:13:22,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:22,314 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:22,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:22,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:22,330 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 48 transitions and produced 49 states. [2022-03-16 10:13:22,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:22,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-16 10:13:22,331 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:22,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:22,333 INFO L85 PathProgramCache]: Analyzing trace with hash -932830209, now seen corresponding path program 1 times [2022-03-16 10:13:22,333 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:22,333 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309908167] [2022-03-16 10:13:22,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:22,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:22,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 10:13:22,416 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:22,416 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309908167] [2022-03-16 10:13:22,416 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309908167] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 10:13:22,417 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 10:13:22,417 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-16 10:13:22,417 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560106604] [2022-03-16 10:13:22,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 10:13:22,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 10:13:22,418 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:22,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 10:13:22,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 10:13:22,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:22,419 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:22,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:22,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:22,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:22,444 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 55 transitions and produced 56 states. [2022-03-16 10:13:22,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:22,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:22,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-16 10:13:22,447 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:22,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:22,447 INFO L85 PathProgramCache]: Analyzing trace with hash 527090186, now seen corresponding path program 1 times [2022-03-16 10:13:22,447 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:22,448 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889178517] [2022-03-16 10:13:22,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:22,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:22,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 10:13:22,543 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:22,544 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889178517] [2022-03-16 10:13:22,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889178517] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 10:13:22,544 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [252476705] [2022-03-16 10:13:22,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:22,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:22,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 10:13:22,570 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 10:13:22,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-16 10:13:22,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:22,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2022-03-16 10:13:22,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 10:13:22,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-16 10:13:22,800 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-16 10:13:22,801 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [252476705] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 10:13:22,801 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-16 10:13:22,801 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-03-16 10:13:22,801 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436581557] [2022-03-16 10:13:22,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 10:13:22,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 10:13:22,802 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:22,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 10:13:22,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-03-16 10:13:22,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:22,802 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:22,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:22,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:22,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:22,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:22,816 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 63 transitions and produced 64 states. [2022-03-16 10:13:22,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:22,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:22,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:22,854 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-16 10:13:23,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-03-16 10:13:23,032 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:23,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:23,032 INFO L85 PathProgramCache]: Analyzing trace with hash -877434549, now seen corresponding path program 1 times [2022-03-16 10:13:23,032 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:23,033 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213668585] [2022-03-16 10:13:23,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:23,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:23,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 10:13:23,099 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:23,099 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213668585] [2022-03-16 10:13:23,099 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213668585] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 10:13:23,100 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [370109330] [2022-03-16 10:13:23,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:23,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:23,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 10:13:23,101 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 10:13:23,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-16 10:13:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:23,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-16 10:13:23,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 10:13:23,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 10:13:23,248 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 10:13:23,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 10:13:23,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [370109330] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 10:13:23,317 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 10:13:23,318 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-03-16 10:13:23,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533217101] [2022-03-16 10:13:23,318 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 10:13:23,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-16 10:13:23,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:23,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-16 10:13:23,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-03-16 10:13:23,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:23,319 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:23,319 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:23,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:23,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:23,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:23,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:23,374 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 77 transitions and produced 78 states. [2022-03-16 10:13:23,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:23,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:23,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:23,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:23,392 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-16 10:13:23,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:23,592 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:23,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:23,593 INFO L85 PathProgramCache]: Analyzing trace with hash -198306197, now seen corresponding path program 2 times [2022-03-16 10:13:23,593 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:23,593 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977587449] [2022-03-16 10:13:23,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:23,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:23,656 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 10:13:23,656 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:23,656 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977587449] [2022-03-16 10:13:23,657 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977587449] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 10:13:23,657 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1214570179] [2022-03-16 10:13:23,657 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-16 10:13:23,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:23,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 10:13:23,658 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 10:13:23,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-16 10:13:23,718 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-16 10:13:23,718 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 10:13:23,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-16 10:13:23,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 10:13:23,790 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-16 10:13:23,810 INFO L353 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-03-16 10:13:23,811 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2022-03-16 10:13:23,840 INFO L353 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2022-03-16 10:13:23,841 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2022-03-16 10:13:23,881 INFO L353 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2022-03-16 10:13:23,881 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2022-03-16 10:13:23,899 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-03-16 10:13:23,899 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-16 10:13:23,899 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1214570179] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 10:13:23,899 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-16 10:13:23,899 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2022-03-16 10:13:23,900 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226604540] [2022-03-16 10:13:23,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 10:13:23,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-16 10:13:23,900 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:23,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-16 10:13:23,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-03-16 10:13:23,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:23,901 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:23,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:23,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:23,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:23,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:23,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:23,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:23,929 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 94 transitions and produced 95 states. [2022-03-16 10:13:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:23,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:23,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-16 10:13:24,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:24,147 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:24,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:24,147 INFO L85 PathProgramCache]: Analyzing trace with hash 691306843, now seen corresponding path program 1 times [2022-03-16 10:13:24,147 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:24,148 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513735672] [2022-03-16 10:13:24,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:24,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:24,220 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 10:13:24,220 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:24,220 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513735672] [2022-03-16 10:13:24,220 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513735672] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 10:13:24,220 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [138690567] [2022-03-16 10:13:24,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:24,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:24,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 10:13:24,222 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 10:13:24,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-16 10:13:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:24,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-16 10:13:24,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 10:13:24,431 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 10:13:24,432 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 10:13:24,570 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 10:13:24,570 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [138690567] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 10:13:24,570 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 10:13:24,571 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-03-16 10:13:24,571 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653676429] [2022-03-16 10:13:24,571 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 10:13:24,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-16 10:13:24,571 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:24,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-16 10:13:24,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-03-16 10:13:24,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:24,572 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:24,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.444444444444445) internal successors, (80), 18 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:24,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:24,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:24,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:24,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:24,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:24,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:24,706 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 122 transitions and produced 117 states. [2022-03-16 10:13:24,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:24,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:24,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:24,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:24,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:24,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:24,727 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-16 10:13:24,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:24,908 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:24,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:24,908 INFO L85 PathProgramCache]: Analyzing trace with hash -177478757, now seen corresponding path program 2 times [2022-03-16 10:13:24,908 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:24,909 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989893853] [2022-03-16 10:13:24,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:24,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:25,081 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 10:13:25,081 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:25,081 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989893853] [2022-03-16 10:13:25,082 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989893853] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 10:13:25,082 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1516373703] [2022-03-16 10:13:25,082 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-16 10:13:25,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:25,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 10:13:25,083 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 10:13:25,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-16 10:13:25,150 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-16 10:13:25,151 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 10:13:25,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 25 conjunts are in the unsatisfiable core [2022-03-16 10:13:25,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 10:13:25,335 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-16 10:13:25,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 10:13:25,368 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-03-16 10:13:25,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 10:13:25,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 10:13:25,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 10:13:25,402 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-16 10:13:25,402 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-03-16 10:13:25,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 10:13:25,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 10:13:25,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 10:13:25,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 10:13:25,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 10:13:25,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 10:13:25,442 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-16 10:13:25,442 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-03-16 10:13:25,468 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-03-16 10:13:25,468 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-16 10:13:25,469 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1516373703] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 10:13:25,469 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-16 10:13:25,469 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [17] total 25 [2022-03-16 10:13:25,469 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129066684] [2022-03-16 10:13:25,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 10:13:25,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-16 10:13:25,470 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:25,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-16 10:13:25,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2022-03-16 10:13:25,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:25,471 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:25,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 5.333333333333333) internal successors, (48), 10 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:25,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:25,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:25,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:25,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:25,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:25,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:25,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:25,739 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 159 transitions and produced 154 states. [2022-03-16 10:13:25,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:25,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:25,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:25,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:25,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:25,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:25,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-16 10:13:25,757 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-16 10:13:25,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:25,957 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:25,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:25,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1667428550, now seen corresponding path program 1 times [2022-03-16 10:13:25,958 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:25,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288057437] [2022-03-16 10:13:25,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:25,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:25,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:26,009 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-03-16 10:13:26,009 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:26,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288057437] [2022-03-16 10:13:26,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288057437] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 10:13:26,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [717966493] [2022-03-16 10:13:26,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:26,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:26,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 10:13:26,024 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 10:13:26,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-16 10:13:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:26,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 16 conjunts are in the unsatisfiable core [2022-03-16 10:13:26,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 10:13:26,360 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-16 10:13:26,361 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 10:13:26,570 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-16 10:13:26,570 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [717966493] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 10:13:26,570 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 10:13:26,570 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 17, 17] total 24 [2022-03-16 10:13:26,570 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298758362] [2022-03-16 10:13:26,571 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 10:13:26,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-16 10:13:26,594 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:26,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-16 10:13:26,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=425, Unknown=0, NotChecked=0, Total=552 [2022-03-16 10:13:26,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:26,595 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:26,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.375) internal successors, (153), 24 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:26,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:26,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:26,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:26,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:26,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:26,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:26,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-16 10:13:26,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:26,908 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 205 transitions and produced 195 states. [2022-03-16 10:13:26,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:26,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:26,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:26,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:26,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:26,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:26,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:26,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:26,925 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-03-16 10:13:27,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:27,109 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:27,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:27,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1920040030, now seen corresponding path program 1 times [2022-03-16 10:13:27,110 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:27,110 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609988286] [2022-03-16 10:13:27,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:27,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:27,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:27,198 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-03-16 10:13:27,199 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:27,199 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609988286] [2022-03-16 10:13:27,199 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609988286] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 10:13:27,199 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 10:13:27,199 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-16 10:13:27,199 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10986851] [2022-03-16 10:13:27,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 10:13:27,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-16 10:13:27,200 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:27,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-16 10:13:27,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-16 10:13:27,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:27,200 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:27,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:27,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:27,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:27,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:27,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:27,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:27,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:27,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:27,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:27,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:27,246 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 242 transitions and produced 232 states. [2022-03-16 10:13:27,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:27,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:27,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:27,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:27,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:27,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:27,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:27,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:27,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:27,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-16 10:13:27,248 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:27,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:27,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1624342431, now seen corresponding path program 2 times [2022-03-16 10:13:27,248 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:27,248 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467140041] [2022-03-16 10:13:27,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:27,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:27,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:27,312 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-16 10:13:27,313 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:27,313 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467140041] [2022-03-16 10:13:27,313 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467140041] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 10:13:27,313 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [493660757] [2022-03-16 10:13:27,313 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-16 10:13:27,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:27,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 10:13:27,315 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 10:13:27,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-03-16 10:13:27,403 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-16 10:13:27,403 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 10:13:27,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-16 10:13:27,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 10:13:27,591 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-03-16 10:13:27,610 INFO L353 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-03-16 10:13:27,610 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-03-16 10:13:27,641 INFO L353 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2022-03-16 10:13:27,642 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2022-03-16 10:13:27,678 INFO L353 Elim1Store]: treesize reduction 114, result has 19.7 percent of original size [2022-03-16 10:13:27,679 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 46 [2022-03-16 10:13:27,695 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2022-03-16 10:13:27,695 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-16 10:13:27,695 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [493660757] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 10:13:27,695 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-16 10:13:27,695 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2022-03-16 10:13:27,695 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579453346] [2022-03-16 10:13:27,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 10:13:27,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-16 10:13:27,696 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:27,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-16 10:13:27,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-03-16 10:13:27,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:27,696 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:27,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.0) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:27,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:27,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:27,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:27,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:27,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:27,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:27,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:27,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:27,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:27,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:27,785 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 259 transitions and produced 249 states. [2022-03-16 10:13:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:27,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:27,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:27,831 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-03-16 10:13:27,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-03-16 10:13:27,986 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:27,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:27,987 INFO L85 PathProgramCache]: Analyzing trace with hash -1587086674, now seen corresponding path program 1 times [2022-03-16 10:13:27,987 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:27,987 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103485414] [2022-03-16 10:13:27,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:27,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:28,078 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-16 10:13:28,078 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:28,078 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103485414] [2022-03-16 10:13:28,078 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103485414] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 10:13:28,079 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1017800795] [2022-03-16 10:13:28,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:28,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:28,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 10:13:28,080 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 10:13:28,081 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-03-16 10:13:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:28,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 6 conjunts are in the unsatisfiable core [2022-03-16 10:13:28,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 10:13:28,365 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-16 10:13:28,366 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 10:13:28,525 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-16 10:13:28,525 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1017800795] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 10:13:28,525 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 10:13:28,525 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2022-03-16 10:13:28,525 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420418916] [2022-03-16 10:13:28,526 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 10:13:28,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-16 10:13:28,526 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:28,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-16 10:13:28,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2022-03-16 10:13:28,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:28,527 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:28,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 13.642857142857142) internal successors, (191), 14 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) [2022-03-16 10:13:28,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:28,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:28,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:28,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:28,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:28,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:28,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:28,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:28,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:28,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:28,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:28,613 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 445 transitions and produced 435 states. [2022-03-16 10:13:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:28,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:28,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:13:28,632 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-03-16 10:13:28,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:28,814 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:28,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:28,815 INFO L85 PathProgramCache]: Analyzing trace with hash 1796053632, now seen corresponding path program 2 times [2022-03-16 10:13:28,815 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:28,815 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082219564] [2022-03-16 10:13:28,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:28,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:29,003 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 295 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-16 10:13:29,003 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:29,003 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082219564] [2022-03-16 10:13:29,004 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082219564] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 10:13:29,004 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1448518661] [2022-03-16 10:13:29,004 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-16 10:13:29,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:29,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 10:13:29,005 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 10:13:29,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-03-16 10:13:29,138 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-16 10:13:29,139 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 10:13:29,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-16 10:13:29,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 10:13:29,401 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-03-16 10:13:29,426 INFO L353 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-03-16 10:13:29,426 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-03-16 10:13:29,457 INFO L353 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2022-03-16 10:13:29,457 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2022-03-16 10:13:29,498 INFO L353 Elim1Store]: treesize reduction 114, result has 19.7 percent of original size [2022-03-16 10:13:29,499 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 46 [2022-03-16 10:13:29,521 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2022-03-16 10:13:29,521 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-16 10:13:29,521 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1448518661] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 10:13:29,521 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-16 10:13:29,521 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [13] total 17 [2022-03-16 10:13:29,521 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727102000] [2022-03-16 10:13:29,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 10:13:29,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-16 10:13:29,522 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:29,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-16 10:13:29,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2022-03-16 10:13:29,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:29,522 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:29,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.6) internal successors, (73), 6 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:29,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:29,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:29,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:29,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:29,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:29,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:29,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:29,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:29,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:29,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:29,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:13:29,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:29,627 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 482 transitions and produced 472 states. [2022-03-16 10:13:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:13:29,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:29,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-03-16 10:13:29,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-03-16 10:13:29,843 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:29,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:29,844 INFO L85 PathProgramCache]: Analyzing trace with hash -556895992, now seen corresponding path program 1 times [2022-03-16 10:13:29,844 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:29,844 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604712416] [2022-03-16 10:13:29,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:29,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:30,009 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 295 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-16 10:13:30,009 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:30,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604712416] [2022-03-16 10:13:30,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604712416] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 10:13:30,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1047307986] [2022-03-16 10:13:30,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:30,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 10:13:30,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 10:13:30,011 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 10:13:30,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-03-16 10:13:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:30,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 12 conjunts are in the unsatisfiable core [2022-03-16 10:13:30,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 10:13:30,605 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 295 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-16 10:13:30,605 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 10:13:31,019 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 295 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-16 10:13:31,020 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1047307986] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 10:13:31,020 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 10:13:31,020 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 23 [2022-03-16 10:13:31,020 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981163423] [2022-03-16 10:13:31,020 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 10:13:31,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-16 10:13:31,021 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:31,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-16 10:13:31,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2022-03-16 10:13:31,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:31,022 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:31,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 15.73913043478261) internal successors, (362), 23 states have internal predecessors, (362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:31,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:31,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:31,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:31,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:31,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:31,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:31,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:31,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:13:31,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:31,248 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 792 transitions and produced 782 states. [2022-03-16 10:13:31,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:31,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:31,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:31,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:31,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:31,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:31,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:31,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:13:31,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-16 10:13:31,269 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-03-16 10:13:31,463 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-03-16 10:13:31,463 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:31,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:31,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1851193526, now seen corresponding path program 2 times [2022-03-16 10:13:31,464 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:31,464 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707203947] [2022-03-16 10:13:31,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:31,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:31,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2022-03-16 10:13:31,636 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:31,636 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707203947] [2022-03-16 10:13:31,637 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707203947] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 10:13:31,637 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 10:13:31,637 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-16 10:13:31,637 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079949859] [2022-03-16 10:13:31,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 10:13:31,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-16 10:13:31,638 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:31,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-16 10:13:31,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-16 10:13:31,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:31,638 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:31,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:31,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:13:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-03-16 10:13:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:31,764 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 801 transitions and produced 791 states. [2022-03-16 10:13:31,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:31,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:31,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:31,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:31,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:31,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:31,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:31,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:13:31,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-16 10:13:31,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-16 10:13:31,765 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:31,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:31,765 INFO L85 PathProgramCache]: Analyzing trace with hash -1154243909, now seen corresponding path program 1 times [2022-03-16 10:13:31,766 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:31,766 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287343116] [2022-03-16 10:13:31,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:31,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:31,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:31,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2022-03-16 10:13:31,977 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:31,977 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287343116] [2022-03-16 10:13:31,977 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287343116] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 10:13:31,977 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 10:13:31,977 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-16 10:13:31,978 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227418924] [2022-03-16 10:13:31,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 10:13:31,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-16 10:13:31,979 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:31,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-16 10:13:31,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-16 10:13:31,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:31,980 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:31,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.4) internal successors, (107), 6 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:31,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:31,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:31,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:31,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:31,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:31,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:31,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:31,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:13:31,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-03-16 10:13:31,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:31,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:40,033 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 363254 transitions and produced 201666 states. [2022-03-16 10:13:40,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:40,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:40,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:40,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:40,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:40,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:40,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:40,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:40,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:40,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:40,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:13:40,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:40,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-16 10:13:40,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:40,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:40,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-16 10:13:40,035 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:40,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:40,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1668287973, now seen corresponding path program 1 times [2022-03-16 10:13:40,035 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:40,035 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785530542] [2022-03-16 10:13:40,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:40,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:40,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2022-03-16 10:13:40,302 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:40,302 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785530542] [2022-03-16 10:13:40,302 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785530542] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 10:13:40,303 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 10:13:40,303 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-16 10:13:40,303 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936506067] [2022-03-16 10:13:40,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 10:13:40,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-16 10:13:40,303 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:40,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-16 10:13:40,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2022-03-16 10:13:40,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:40,304 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:40,305 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 10.625) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:40,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:47,352 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 351439 transitions and produced 195116 states. [2022-03-16 10:13:47,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:47,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:47,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:47,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:47,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:47,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:47,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:47,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:47,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:47,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:47,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:13:47,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:47,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-16 10:13:47,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:47,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:47,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:47,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-16 10:13:47,370 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:47,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:47,371 INFO L85 PathProgramCache]: Analyzing trace with hash 177323122, now seen corresponding path program 1 times [2022-03-16 10:13:47,371 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:47,371 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568610940] [2022-03-16 10:13:47,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:47,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:47,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:47,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2022-03-16 10:13:47,754 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:47,754 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568610940] [2022-03-16 10:13:47,754 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568610940] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 10:13:47,754 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 10:13:47,754 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-16 10:13:47,754 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963082421] [2022-03-16 10:13:47,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 10:13:47,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-16 10:13:47,756 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:47,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-16 10:13:47,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2022-03-16 10:13:47,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:47,756 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:47,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 10.75) internal successors, (86), 9 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:47,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:55,305 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 351439 transitions and produced 195120 states. [2022-03-16 10:13:55,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:55,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:55,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-16 10:13:55,307 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:13:55,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:13:55,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1202053028, now seen corresponding path program 1 times [2022-03-16 10:13:55,307 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:13:55,307 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780074623] [2022-03-16 10:13:55,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:13:55,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:13:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:13:55,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2022-03-16 10:13:55,699 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:13:55,699 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780074623] [2022-03-16 10:13:55,699 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780074623] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 10:13:55,699 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 10:13:55,699 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-16 10:13:55,699 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299241203] [2022-03-16 10:13:55,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 10:13:55,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-16 10:13:55,700 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:13:55,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-16 10:13:55,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2022-03-16 10:13:55,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:55,700 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:13:55,701 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 10.875) internal successors, (87), 9 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:13:55,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:14:02,715 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 351446 transitions and produced 195128 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:14:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:14:02,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:14:02,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-16 10:14:02,717 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-16 10:14:02,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 10:14:02,717 INFO L85 PathProgramCache]: Analyzing trace with hash -1391058223, now seen corresponding path program 1 times [2022-03-16 10:14:02,717 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 10:14:02,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918559421] [2022-03-16 10:14:02,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 10:14:02,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 10:14:02,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 10:14:03,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2022-03-16 10:14:03,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 10:14:03,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918559421] [2022-03-16 10:14:03,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918559421] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 10:14:03,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 10:14:03,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-16 10:14:03,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183777063] [2022-03-16 10:14:03,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 10:14:03,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-16 10:14:03,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 10:14:03,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-16 10:14:03,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2022-03-16 10:14:03,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:14:03,106 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 10:14:03,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 11.0) internal successors, (88), 9 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 10:14:03,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:14:03,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:14:03,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 10:14:03,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.