/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-MCRwithoutDepranks-Lazy.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/pthread-atomic/time_var_mutex.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-20 09:45:27,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 09:45:27,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 09:45:27,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 09:45:27,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 09:45:27,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 09:45:27,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 09:45:27,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 09:45:27,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 09:45:27,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 09:45:27,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 09:45:27,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 09:45:27,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 09:45:27,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 09:45:27,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 09:45:27,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 09:45:27,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 09:45:27,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 09:45:27,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 09:45:27,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 09:45:27,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 09:45:27,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 09:45:27,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 09:45:27,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 09:45:27,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 09:45:27,851 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 09:45:27,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 09:45:27,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 09:45:27,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 09:45:27,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 09:45:27,853 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 09:45:27,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 09:45:27,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 09:45:27,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 09:45:27,856 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 09:45:27,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 09:45:27,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 09:45:27,857 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 09:45:27,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 09:45:27,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 09:45:27,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 09:45:27,858 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-MCRwithoutDepranks-Lazy.epf [2022-02-20 09:45:27,890 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 09:45:27,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 09:45:27,890 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 09:45:27,890 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 09:45:27,891 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 09:45:27,891 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 09:45:27,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 09:45:27,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 09:45:27,892 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 09:45:27,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 09:45:27,892 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 09:45:27,892 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 09:45:27,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 09:45:27,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 09:45:27,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 09:45:27,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 09:45:27,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 09:45:27,893 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 09:45:27,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 09:45:27,893 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 09:45:27,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 09:45:27,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 09:45:27,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 09:45:27,893 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-20 09:45:27,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 09:45:27,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 09:45:27,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 09:45:27,894 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-20 09:45:27,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 09:45:27,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 09:45:27,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 09:45:27,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 09:45:27,894 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 09:45:27,894 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-20 09:45:27,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 09:45:27,895 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-02-20 09:45:27,895 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-20 09:45:28,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 09:45:28,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 09:45:28,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 09:45:28,157 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 09:45:28,158 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 09:45:28,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/time_var_mutex.i [2022-02-20 09:45:28,205 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66e1d1058/a52d3e6228f74dcc850506c5f8ba0301/FLAG5ab408233 [2022-02-20 09:45:28,634 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 09:45:28,635 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i [2022-02-20 09:45:28,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66e1d1058/a52d3e6228f74dcc850506c5f8ba0301/FLAG5ab408233 [2022-02-20 09:45:28,985 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66e1d1058/a52d3e6228f74dcc850506c5f8ba0301 [2022-02-20 09:45:28,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 09:45:28,988 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-20 09:45:29,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 09:45:29,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 09:45:29,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 09:45:29,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 09:45:28" (1/1) ... [2022-02-20 09:45:29,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2faa398f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:45:29, skipping insertion in model container [2022-02-20 09:45:29,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 09:45:28" (1/1) ... [2022-02-20 09:45:29,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 09:45:29,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 09:45:29,304 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i[30247,30260] [2022-02-20 09:45:29,309 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i[30452,30465] [2022-02-20 09:45:29,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 09:45:29,324 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 09:45:29,360 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i[30247,30260] [2022-02-20 09:45:29,361 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i[30452,30465] [2022-02-20 09:45:29,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 09:45:29,408 INFO L208 MainTranslator]: Completed translation [2022-02-20 09:45:29,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:45:29 WrapperNode [2022-02-20 09:45:29,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 09:45:29,410 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 09:45:29,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 09:45:29,410 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 09:45:29,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:45:29" (1/1) ... [2022-02-20 09:45:29,441 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:45:29" (1/1) ... [2022-02-20 09:45:29,466 INFO L137 Inliner]: procedures = 169, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-02-20 09:45:29,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 09:45:29,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 09:45:29,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 09:45:29,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 09:45:29,474 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:45:29" (1/1) ... [2022-02-20 09:45:29,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:45:29" (1/1) ... [2022-02-20 09:45:29,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:45:29" (1/1) ... [2022-02-20 09:45:29,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:45:29" (1/1) ... [2022-02-20 09:45:29,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:45:29" (1/1) ... [2022-02-20 09:45:29,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:45:29" (1/1) ... [2022-02-20 09:45:29,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:45:29" (1/1) ... [2022-02-20 09:45:29,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 09:45:29,507 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 09:45:29,507 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 09:45:29,507 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 09:45:29,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:45:29" (1/1) ... [2022-02-20 09:45:29,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 09:45:29,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 09:45:29,538 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) [2022-02-20 09:45:29,558 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 [2022-02-20 09:45:29,577 INFO L130 BoogieDeclarations]: Found specification of procedure allocator [2022-02-20 09:45:29,577 INFO L138 BoogieDeclarations]: Found implementation of procedure allocator [2022-02-20 09:45:29,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-20 09:45:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure de_allocator [2022-02-20 09:45:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure de_allocator [2022-02-20 09:45:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 09:45:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-20 09:45:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 09:45:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 09:45:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 09:45:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 09:45:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 09:45:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 09:45:29,579 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-20 09:45:29,711 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 09:45:29,712 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 09:45:29,943 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 09:45:29,950 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 09:45:29,950 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 09:45:29,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 09:45:29 BoogieIcfgContainer [2022-02-20 09:45:29,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 09:45:29,953 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 09:45:29,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 09:45:29,960 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 09:45:29,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 09:45:28" (1/3) ... [2022-02-20 09:45:29,961 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61914ba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 09:45:29, skipping insertion in model container [2022-02-20 09:45:29,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 09:45:29" (2/3) ... [2022-02-20 09:45:29,962 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61914ba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 09:45:29, skipping insertion in model container [2022-02-20 09:45:29,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 09:45:29" (3/3) ... [2022-02-20 09:45:29,963 INFO L111 eAbstractionObserver]: Analyzing ICFG time_var_mutex.i [2022-02-20 09:45:29,967 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-20 09:45:29,967 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 09:45:29,967 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2022-02-20 09:45:29,967 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-20 09:45:30,010 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,010 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,011 WARN L322 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,011 WARN L322 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,011 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,011 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,011 WARN L322 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,011 WARN L322 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,012 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,013 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,013 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,013 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,014 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,014 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,014 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,014 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,014 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,015 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,015 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,015 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,015 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,016 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,016 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,016 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,017 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,017 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,017 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,017 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,017 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,017 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,017 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,018 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,018 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,018 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,018 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,018 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,019 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,019 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,019 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,019 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,019 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,019 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,019 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,019 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,020 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,020 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,020 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,022 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,022 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,022 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,023 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,023 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,023 WARN L322 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,023 WARN L322 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,023 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,023 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,023 WARN L322 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,024 WARN L322 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,024 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,024 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,025 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,025 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,025 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,026 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,026 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,026 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,026 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,026 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,027 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,027 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,028 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,028 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,028 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,028 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,029 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,029 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,035 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,035 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,035 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,035 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,036 WARN L322 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,036 WARN L322 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,037 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,038 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,039 WARN L322 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,043 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,043 WARN L322 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,047 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,047 WARN L322 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,047 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,047 WARN L322 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 09:45:30,052 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-02-20 09:45:30,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-20 09:45:30,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 09:45:30,098 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) [2022-02-20 09:45:30,114 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 [2022-02-20 09:45:30,137 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 09:45:30,143 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=true, mMcrOverapproximateWrwc=true [2022-02-20 09:45:30,143 INFO L340 AbstractCegarLoop]: Starting to check reachability of 22 error locations. [2022-02-20 09:45:30,192 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 34 transitions and produced 35 states. [2022-02-20 09:45:30,194 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-20 09:45:30,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 09:45:30,197 INFO L85 PathProgramCache]: Analyzing trace with hash -1113001902, now seen corresponding path program 1 times [2022-02-20 09:45:30,204 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 09:45:30,204 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445255674] [2022-02-20 09:45:30,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 09:45:30,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 09:45:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 09:45:30,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 09:45:30,412 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 09:45:30,412 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445255674] [2022-02-20 09:45:30,413 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445255674] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 09:45:30,413 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 09:45:30,413 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 09:45:30,414 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959613211] [2022-02-20 09:45:30,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 09:45:30,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 09:45:30,418 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 09:45:30,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 09:45:30,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 09:45:30,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:30,435 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 09:45:30,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 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) [2022-02-20 09:45:30,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:30,450 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 37 transitions and produced 38 states. [2022-02-20 09:45:30,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 09:45:30,451 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-20 09:45:30,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 09:45:30,452 INFO L85 PathProgramCache]: Analyzing trace with hash -147962717, now seen corresponding path program 1 times [2022-02-20 09:45:30,452 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 09:45:30,452 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062506872] [2022-02-20 09:45:30,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 09:45:30,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 09:45:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 09:45:30,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 09:45:30,489 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 09:45:30,489 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062506872] [2022-02-20 09:45:30,489 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062506872] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 09:45:30,489 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 09:45:30,489 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 09:45:30,490 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694873069] [2022-02-20 09:45:30,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 09:45:30,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 09:45:30,491 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 09:45:30,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 09:45:30,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 09:45:30,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:30,492 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 09:45:30,492 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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) [2022-02-20 09:45:30,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:30,568 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 88 transitions and produced 89 states. [2022-02-20 09:45:30,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,569 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 09:45:30,569 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting allocatorErr1ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-20 09:45:30,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 09:45:30,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1303329878, now seen corresponding path program 1 times [2022-02-20 09:45:30,570 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 09:45:30,570 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081096523] [2022-02-20 09:45:30,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 09:45:30,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 09:45:30,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 09:45:30,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 09:45:30,622 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 09:45:30,622 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081096523] [2022-02-20 09:45:30,622 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081096523] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 09:45:30,623 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 09:45:30,623 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 09:45:30,623 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975982150] [2022-02-20 09:45:30,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 09:45:30,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 09:45:30,624 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 09:45:30,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 09:45:30,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 09:45:30,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:30,624 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 09:45:30,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 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) [2022-02-20 09:45:30,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:30,740 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 100 transitions and produced 101 states. [2022-02-20 09:45:30,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 09:45:30,741 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting allocatorErr2ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-20 09:45:30,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 09:45:30,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1506472799, now seen corresponding path program 1 times [2022-02-20 09:45:30,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 09:45:30,742 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714939143] [2022-02-20 09:45:30,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 09:45:30,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 09:45:30,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 09:45:30,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 09:45:30,786 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 09:45:30,787 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714939143] [2022-02-20 09:45:30,787 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714939143] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 09:45:30,787 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 09:45:30,787 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 09:45:30,787 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371320314] [2022-02-20 09:45:30,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 09:45:30,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 09:45:30,788 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 09:45:30,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 09:45:30,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 09:45:30,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:30,788 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 09:45:30,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 35.0) internal successors, (70), 3 states have internal predecessors, (70), 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) [2022-02-20 09:45:30,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:30,936 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 111 transitions and produced 112 states. [2022-02-20 09:45:30,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:30,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 09:45:30,937 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting allocatorErr3ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-20 09:45:30,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 09:45:30,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1774872246, now seen corresponding path program 1 times [2022-02-20 09:45:30,939 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 09:45:30,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189338657] [2022-02-20 09:45:30,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 09:45:30,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 09:45:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 09:45:31,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 09:45:31,010 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 09:45:31,010 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189338657] [2022-02-20 09:45:31,010 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189338657] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 09:45:31,010 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 09:45:31,010 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 09:45:31,010 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016987105] [2022-02-20 09:45:31,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 09:45:31,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 09:45:31,011 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 09:45:31,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 09:45:31,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 09:45:31,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:31,012 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 09:45:31,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 37.5) internal successors, (75), 3 states have internal predecessors, (75), 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) [2022-02-20 09:45:31,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:31,218 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 118 transitions and produced 119 states. [2022-02-20 09:45:31,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 09:45:31,219 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting allocatorErr4ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-20 09:45:31,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 09:45:31,220 INFO L85 PathProgramCache]: Analyzing trace with hash 123665993, now seen corresponding path program 1 times [2022-02-20 09:45:31,220 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 09:45:31,220 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253900513] [2022-02-20 09:45:31,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 09:45:31,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 09:45:31,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 09:45:31,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 09:45:31,287 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 09:45:31,288 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253900513] [2022-02-20 09:45:31,288 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253900513] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 09:45:31,288 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 09:45:31,288 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 09:45:31,288 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144795457] [2022-02-20 09:45:31,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 09:45:31,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 09:45:31,289 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 09:45:31,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 09:45:31,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 09:45:31,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:31,289 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 09:45:31,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 39.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2022-02-20 09:45:31,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:31,497 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 148 transitions and produced 149 states. [2022-02-20 09:45:31,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 09:45:31,499 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-20 09:45:31,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 09:45:31,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1202474411, now seen corresponding path program 1 times [2022-02-20 09:45:31,499 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 09:45:31,502 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615953033] [2022-02-20 09:45:31,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 09:45:31,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 09:45:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 09:45:31,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 09:45:31,582 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 09:45:31,582 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615953033] [2022-02-20 09:45:31,582 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615953033] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 09:45:31,583 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 09:45:31,583 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 09:45:31,583 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358916031] [2022-02-20 09:45:31,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 09:45:31,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 09:45:31,584 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 09:45:31,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 09:45:31,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 09:45:31,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:31,585 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 09:45:31,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 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) [2022-02-20 09:45:31,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:31,792 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 145 transitions and produced 146 states. [2022-02-20 09:45:31,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-20 09:45:31,794 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-20 09:45:31,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 09:45:31,795 INFO L85 PathProgramCache]: Analyzing trace with hash -632648500, now seen corresponding path program 1 times [2022-02-20 09:45:31,795 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 09:45:31,795 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123182199] [2022-02-20 09:45:31,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 09:45:31,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 09:45:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 09:45:31,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 09:45:31,930 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 09:45:31,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123182199] [2022-02-20 09:45:31,931 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123182199] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 09:45:31,931 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 09:45:31,931 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 09:45:31,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488381674] [2022-02-20 09:45:31,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 09:45:31,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 09:45:31,933 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 09:45:31,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 09:45:31,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-20 09:45:31,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:31,934 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 09:45:31,934 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 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) [2022-02-20 09:45:31,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:31,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:32,304 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 168 transitions and produced 169 states. [2022-02-20 09:45:32,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 09:45:32,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-20 09:45:32,306 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting de_allocatorErr1ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-20 09:45:32,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 09:45:32,307 INFO L85 PathProgramCache]: Analyzing trace with hash 837315988, now seen corresponding path program 1 times [2022-02-20 09:45:32,307 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 09:45:32,307 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082977861] [2022-02-20 09:45:32,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 09:45:32,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 09:45:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 09:45:32,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 09:45:32,374 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 09:45:32,374 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082977861] [2022-02-20 09:45:32,374 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082977861] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 09:45:32,374 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 09:45:32,374 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 09:45:32,374 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913161366] [2022-02-20 09:45:32,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 09:45:32,375 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 09:45:32,375 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 09:45:32,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 09:45:32,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 09:45:32,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:32,376 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 09:45:32,377 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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) [2022-02-20 09:45:32,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-20 09:45:32,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:32,674 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 173 transitions and produced 174 states. [2022-02-20 09:45:32,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-20 09:45:32,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-20 09:45:32,678 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [allocatorErr0ASSERT_VIOLATIONDATA_RACE, allocatorErr3ASSERT_VIOLATIONDATA_RACE, allocatorErr1ASSERT_VIOLATIONDATA_RACE, allocatorErr4ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-02-20 09:45:32,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 09:45:32,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1354759315, now seen corresponding path program 1 times [2022-02-20 09:45:32,679 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 09:45:32,679 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513665181] [2022-02-20 09:45:32,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 09:45:32,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 09:45:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 09:45:32,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 09:45:32,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 09:45:32,780 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513665181] [2022-02-20 09:45:32,780 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513665181] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 09:45:32,780 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 09:45:32,780 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 09:45:32,780 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137895342] [2022-02-20 09:45:32,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 09:45:32,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 09:45:32,781 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 09:45:32,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 09:45:32,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-20 09:45:32,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 09:45:32,781 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 09:45:32,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.6) internal successors, (108), 6 states have internal predecessors, (108), 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) [2022-02-20 09:45:32,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-20 09:45:32,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-20 09:45:32,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.