/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-44940e9-m [2022-11-10 12:49:51,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-10 12:49:51,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-10 12:49:51,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-10 12:49:51,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-10 12:49:51,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-10 12:49:51,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-10 12:49:51,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-10 12:49:51,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-10 12:49:51,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-10 12:49:51,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-10 12:49:51,912 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-10 12:49:51,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-10 12:49:51,913 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-10 12:49:51,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-10 12:49:51,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-10 12:49:51,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-10 12:49:51,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-10 12:49:51,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-10 12:49:51,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-10 12:49:51,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-10 12:49:51,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-10 12:49:51,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-10 12:49:51,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-10 12:49:51,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-10 12:49:51,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-10 12:49:51,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-10 12:49:51,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-10 12:49:51,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-10 12:49:51,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-10 12:49:51,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-10 12:49:51,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-10 12:49:51,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-10 12:49:51,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-10 12:49:51,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-10 12:49:51,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-10 12:49:51,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-10 12:49:51,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-10 12:49:51,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-10 12:49:51,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-10 12:49:51,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-10 12:49:51,929 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf [2022-11-10 12:49:51,946 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-10 12:49:51,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-10 12:49:51,946 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-10 12:49:51,946 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-10 12:49:51,947 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-10 12:49:51,947 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-10 12:49:51,947 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-10 12:49:51,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-10 12:49:51,947 INFO L138 SettingsManager]: * Use SBE=true [2022-11-10 12:49:51,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-10 12:49:51,948 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-10 12:49:51,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-10 12:49:51,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-10 12:49:51,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-10 12:49:51,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-10 12:49:51,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-10 12:49:51,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-10 12:49:51,948 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-10 12:49:51,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-10 12:49:51,948 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-10 12:49:51,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-10 12:49:51,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-10 12:49:51,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-10 12:49:51,949 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-10 12:49:51,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-10 12:49:51,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 12:49:51,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-10 12:49:51,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-10 12:49:51,949 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-10 12:49:51,949 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-10 12:49:51,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-10 12:49:51,949 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-10 12:49:51,950 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-10 12:49:51,950 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-10 12:49:51,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-10 12:49:51,950 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-10 12:49:51,950 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-10 12:49:51,950 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-10 12:49:51,950 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-10 12:49:52,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-10 12:49:52,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-10 12:49:52,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-10 12:49:52,140 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-10 12:49:52,141 INFO L275 PluginConnector]: CDTParser initialized [2022-11-10 12:49:52,142 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c [2022-11-10 12:49:52,179 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84ba7c3f9/68825cea302043cfbe575b5ebfd129c5/FLAG812bc44e9 [2022-11-10 12:49:52,594 INFO L306 CDTParser]: Found 1 translation units. [2022-11-10 12:49:52,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c [2022-11-10 12:49:52,602 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84ba7c3f9/68825cea302043cfbe575b5ebfd129c5/FLAG812bc44e9 [2022-11-10 12:49:52,965 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84ba7c3f9/68825cea302043cfbe575b5ebfd129c5 [2022-11-10 12:49:52,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-10 12:49:52,968 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-10 12:49:52,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-10 12:49:52,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-10 12:49:52,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-10 12:49:52,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:49:52" (1/1) ... [2022-11-10 12:49:52,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68828b61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:52, skipping insertion in model container [2022-11-10 12:49:52,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:49:52" (1/1) ... [2022-11-10 12:49:52,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-10 12:49:52,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-10 12:49:53,194 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c[2412,2425] [2022-11-10 12:49:53,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 12:49:53,216 INFO L203 MainTranslator]: Completed pre-run [2022-11-10 12:49:53,240 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c[2412,2425] [2022-11-10 12:49:53,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 12:49:53,253 INFO L208 MainTranslator]: Completed translation [2022-11-10 12:49:53,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:53 WrapperNode [2022-11-10 12:49:53,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-10 12:49:53,254 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-10 12:49:53,254 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-10 12:49:53,254 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-10 12:49:53,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:53" (1/1) ... [2022-11-10 12:49:53,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:53" (1/1) ... [2022-11-10 12:49:53,305 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 15, calls inlined = 27, statements flattened = 403 [2022-11-10 12:49:53,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-10 12:49:53,306 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-10 12:49:53,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-10 12:49:53,306 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-10 12:49:53,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:53" (1/1) ... [2022-11-10 12:49:53,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:53" (1/1) ... [2022-11-10 12:49:53,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:53" (1/1) ... [2022-11-10 12:49:53,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:53" (1/1) ... [2022-11-10 12:49:53,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:53" (1/1) ... [2022-11-10 12:49:53,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:53" (1/1) ... [2022-11-10 12:49:53,336 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:53" (1/1) ... [2022-11-10 12:49:53,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:53" (1/1) ... [2022-11-10 12:49:53,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-10 12:49:53,340 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-10 12:49:53,341 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-10 12:49:53,341 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-10 12:49:53,341 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:53" (1/1) ... [2022-11-10 12:49:53,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 12:49:53,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 12:49:53,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-10 12:49:53,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-10 12:49:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-10 12:49:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-10 12:49:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-10 12:49:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-10 12:49:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-10 12:49:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-10 12:49:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-10 12:49:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-10 12:49:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-10 12:49:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-10 12:49:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-10 12:49:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-10 12:49:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-10 12:49:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-10 12:49:53,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-10 12:49:53,404 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-10 12:49:53,479 INFO L235 CfgBuilder]: Building ICFG [2022-11-10 12:49:53,480 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-10 12:49:54,032 INFO L276 CfgBuilder]: Performing block encoding [2022-11-10 12:49:54,040 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-10 12:49:54,040 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-10 12:49:54,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:49:54 BoogieIcfgContainer [2022-11-10 12:49:54,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-10 12:49:54,043 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-10 12:49:54,044 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-10 12:49:54,046 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-10 12:49:54,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 12:49:52" (1/3) ... [2022-11-10 12:49:54,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9fcba91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:49:54, skipping insertion in model container [2022-11-10 12:49:54,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:53" (2/3) ... [2022-11-10 12:49:54,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9fcba91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:49:54, skipping insertion in model container [2022-11-10 12:49:54,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:49:54" (3/3) ... [2022-11-10 12:49:54,048 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-three-array-sum-alt.wvr.c [2022-11-10 12:49:54,053 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-10 12:49:54,059 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-10 12:49:54,059 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 37 error locations. [2022-11-10 12:49:54,059 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-10 12:49:54,174 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-11-10 12:49:54,236 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 12:49:54,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 12:49:54,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 12:49:54,238 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-10 12:49:54,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-10 12:49:54,276 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 12:49:54,285 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork0 ======== [2022-11-10 12:49:54,290 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5ccc8b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 12:49:54,290 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-11-10 12:49:54,653 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-10 12:49:54,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:49:54,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1273040721, now seen corresponding path program 1 times [2022-11-10 12:49:54,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:49:54,666 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069508794] [2022-11-10 12:49:54,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:49:54,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:49:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:49:54,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:49:54,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:49:54,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069508794] [2022-11-10 12:49:54,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069508794] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:49:54,903 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:49:54,903 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 12:49:54,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057595717] [2022-11-10 12:49:54,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:49:54,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-10 12:49:54,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:49:54,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-10 12:49:54,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-10 12:49:54,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:54,932 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:49:54,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 73.5) internal successors, (147), 2 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:49:54,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:54,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:54,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-10 12:49:54,989 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-10 12:49:54,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:49:54,989 INFO L85 PathProgramCache]: Analyzing trace with hash -2104854568, now seen corresponding path program 1 times [2022-11-10 12:49:54,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:49:54,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417629689] [2022-11-10 12:49:54,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:49:54,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:49:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:49:55,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:49:55,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:49:55,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417629689] [2022-11-10 12:49:55,150 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417629689] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:49:55,150 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:49:55,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 12:49:55,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325286265] [2022-11-10 12:49:55,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:49:55,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 12:49:55,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:49:55,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 12:49:55,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 12:49:55,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:55,153 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:49:55,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 70.5) internal successors, (141), 3 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:49:55,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:55,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:55,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:55,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:49:55,205 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-10 12:49:55,206 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-10 12:49:55,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:49:55,206 INFO L85 PathProgramCache]: Analyzing trace with hash 801371320, now seen corresponding path program 1 times [2022-11-10 12:49:55,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:49:55,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021145033] [2022-11-10 12:49:55,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:49:55,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:49:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:49:55,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:49:55,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:49:55,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021145033] [2022-11-10 12:49:55,334 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021145033] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:49:55,334 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:49:55,334 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 12:49:55,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389616292] [2022-11-10 12:49:55,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:49:55,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 12:49:55,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:49:55,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 12:49:55,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 12:49:55,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:55,336 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:49:55,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 72.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:49:55,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:55,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:49:55,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:55,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:55,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:49:55,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:49:55,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-10 12:49:55,367 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err2ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-10 12:49:55,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:49:55,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1318734106, now seen corresponding path program 1 times [2022-11-10 12:49:55,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:49:55,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562229473] [2022-11-10 12:49:55,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:49:55,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:49:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:49:55,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:49:55,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:49:55,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562229473] [2022-11-10 12:49:55,450 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562229473] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:49:55,450 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:49:55,450 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 12:49:55,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512827041] [2022-11-10 12:49:55,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:49:55,451 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 12:49:55,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:49:55,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 12:49:55,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 12:49:55,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:55,454 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:49:55,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 73.0) internal successors, (146), 3 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:49:55,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:55,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:49:55,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:49:55,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:55,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:55,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:49:55,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:49:55,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:49:55,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-10 12:49:55,499 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err3ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-10 12:49:55,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:49:55,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1900376542, now seen corresponding path program 1 times [2022-11-10 12:49:55,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:49:55,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002472179] [2022-11-10 12:49:55,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:49:55,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:49:55,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:49:55,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:49:55,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:49:55,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002472179] [2022-11-10 12:49:55,731 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1002472179] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:49:55,732 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:49:55,732 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-10 12:49:55,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297996715] [2022-11-10 12:49:55,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:49:55,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-10 12:49:55,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:49:55,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-10 12:49:55,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-10 12:49:55,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:55,734 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:49:55,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:49:55,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:49:55,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:49:55,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:49:55,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:49:55,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:50:14,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:50:14,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:14,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:14,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:14,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:50:14,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-10 12:50:14,897 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err3ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-10 12:50:14,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:50:14,897 INFO L85 PathProgramCache]: Analyzing trace with hash -12706298, now seen corresponding path program 1 times [2022-11-10 12:50:14,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:50:14,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394090375] [2022-11-10 12:50:14,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:50:14,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:50:14,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:50:15,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-10 12:50:15,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:50:15,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394090375] [2022-11-10 12:50:15,439 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394090375] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:50:15,439 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:50:15,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-10 12:50:15,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800646681] [2022-11-10 12:50:15,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:50:15,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 12:50:15,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:50:15,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 12:50:15,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-10 12:50:15,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:50:15,444 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:50:15,444 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 38.8) internal successors, (194), 6 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:50:15,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:50:15,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:15,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:15,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:15,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:50:15,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:50:29,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:50:29,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:29,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:29,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:29,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:50:29,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:50:29,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-10 12:50:29,898 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err4ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-10 12:50:29,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:50:29,898 INFO L85 PathProgramCache]: Analyzing trace with hash 456601078, now seen corresponding path program 1 times [2022-11-10 12:50:29,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:50:29,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580799357] [2022-11-10 12:50:29,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:50:29,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:50:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:50:29,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-10 12:50:29,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:50:29,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580799357] [2022-11-10 12:50:29,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580799357] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:50:29,958 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:50:29,958 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 12:50:29,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614711492] [2022-11-10 12:50:29,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:50:29,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 12:50:29,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:50:29,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 12:50:29,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 12:50:29,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:50:29,960 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:50:29,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 110.0) internal successors, (220), 3 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:50:29,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:50:29,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:29,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:29,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:29,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:50:29,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:50:29,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:50:44,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:50:44,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:44,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:44,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:44,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:50:44,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:50:44,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:44,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-10 12:50:44,514 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err3ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-10 12:50:44,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:50:44,515 INFO L85 PathProgramCache]: Analyzing trace with hash -1976357372, now seen corresponding path program 1 times [2022-11-10 12:50:44,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:50:44,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547516704] [2022-11-10 12:50:44,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:50:44,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:50:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:50:46,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2667 backedges. 508 proven. 0 refuted. 0 times theorem prover too weak. 2159 trivial. 0 not checked. [2022-11-10 12:50:46,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:50:46,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547516704] [2022-11-10 12:50:46,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547516704] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:50:46,487 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:50:46,487 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-10 12:50:46,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185615382] [2022-11-10 12:50:46,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:50:46,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 12:50:46,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:50:46,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 12:50:46,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-10 12:50:46,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:50:46,489 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:50:46,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 64.83333333333333) internal successors, (389), 6 states have internal predecessors, (389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:50:46,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:50:46,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:46,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:46,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:46,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:50:46,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:50:46,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:50:46,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:51:07,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:51:07,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:07,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:07,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:07,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:51:07,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:51:07,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:07,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:51:07,882 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-10 12:51:07,882 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread2Err3ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-10 12:51:07,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:51:07,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1681584802, now seen corresponding path program 1 times [2022-11-10 12:51:07,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:51:07,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266945271] [2022-11-10 12:51:07,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:51:07,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:51:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:51:10,004 INFO L134 CoverageAnalysis]: Checked inductivity of 3728 backedges. 608 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2022-11-10 12:51:10,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:51:10,004 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266945271] [2022-11-10 12:51:10,004 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266945271] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:51:10,005 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:51:10,005 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-10 12:51:10,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25452033] [2022-11-10 12:51:10,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:51:10,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 12:51:10,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:51:10,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 12:51:10,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-10 12:51:10,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:51:10,008 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:51:10,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 66.16666666666667) internal successors, (397), 6 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:51:10,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:51:10,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:10,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:10,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:10,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:51:10,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:51:10,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:10,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:51:10,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:51:30,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:51:30,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:30,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:30,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:30,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:51:30,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:51:30,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:30,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:51:30,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:51:30,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-10 12:51:30,442 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread2Err3ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-10 12:51:30,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:51:30,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1765465345, now seen corresponding path program 1 times [2022-11-10 12:51:30,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:51:30,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025114878] [2022-11-10 12:51:30,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:51:30,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:51:30,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:51:30,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3728 backedges. 608 proven. 5 refuted. 0 times theorem prover too weak. 3115 trivial. 0 not checked. [2022-11-10 12:51:30,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:51:30,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025114878] [2022-11-10 12:51:30,960 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025114878] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-10 12:51:30,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [999630717] [2022-11-10 12:51:30,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:51:30,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-10 12:51:30,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 12:51:30,962 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-10 12:51:30,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-10 12:51:31,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:51:31,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 2039 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-10 12:51:31,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-10 12:51:31,615 INFO L134 CoverageAnalysis]: Checked inductivity of 3728 backedges. 589 proven. 1 refuted. 0 times theorem prover too weak. 3138 trivial. 0 not checked. [2022-11-10 12:51:31,615 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-10 12:51:31,948 INFO L134 CoverageAnalysis]: Checked inductivity of 3728 backedges. 589 proven. 1 refuted. 0 times theorem prover too weak. 3138 trivial. 0 not checked. [2022-11-10 12:51:31,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [999630717] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-10 12:51:31,952 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-10 12:51:31,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 11, 11] total 23 [2022-11-10 12:51:31,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284460861] [2022-11-10 12:51:31,952 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-10 12:51:31,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-11-10 12:51:31,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:51:31,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-11-10 12:51:31,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=417, Unknown=0, NotChecked=0, Total=506 [2022-11-10 12:51:31,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:51:31,958 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:51:31,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 30.47826086956522) internal successors, (701), 23 states have internal predecessors, (701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:51:31,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:51:31,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:31,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:31,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:31,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:51:31,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:51:31,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:51:31,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:51:31,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:51:31,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:52:21,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:52:21,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:52:21,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:52:21,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:52:21,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:52:21,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:52:21,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:52:21,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:52:21,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:52:21,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-10 12:52:21,525 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-10 12:52:21,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-10 12:52:21,727 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread2Err3ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-10 12:52:21,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:52:21,728 INFO L85 PathProgramCache]: Analyzing trace with hash 165664148, now seen corresponding path program 1 times [2022-11-10 12:52:21,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:52:21,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178609318] [2022-11-10 12:52:21,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:52:21,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:52:21,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:52:21,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-10 12:52:21,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:52:21,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178609318] [2022-11-10 12:52:21,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178609318] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:52:21,806 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:52:21,806 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-10 12:52:21,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17657883] [2022-11-10 12:52:21,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:52:21,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 12:52:21,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:52:21,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 12:52:21,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 12:52:21,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:52:21,808 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:52:21,808 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.0) internal successors, (261), 3 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:52:21,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:52:21,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:52:21,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:52:21,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:52:21,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:52:21,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:52:21,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:52:21,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:52:21,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:52:21,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-10 12:52:21,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:53:13,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:53:13,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:53:13,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:53:13,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:53:13,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:53:13,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:53:13,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:53:13,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:53:13,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:53:13,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-10 12:53:13,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:53:13,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-10 12:53:13,280 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err3ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-10 12:53:13,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:53:13,295 INFO L85 PathProgramCache]: Analyzing trace with hash -1124261162, now seen corresponding path program 1 times [2022-11-10 12:53:13,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:53:13,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068725778] [2022-11-10 12:53:13,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:53:13,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:53:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:53:13,372 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-10 12:53:13,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:53:13,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068725778] [2022-11-10 12:53:13,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068725778] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:53:13,373 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:53:13,373 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-10 12:53:13,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930971481] [2022-11-10 12:53:13,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:53:13,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 12:53:13,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:53:13,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 12:53:13,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 12:53:13,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:53:13,377 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:53:13,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:53:13,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:53:13,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:53:13,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:53:13,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:53:13,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:53:13,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:53:13,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:53:13,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:53:13,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:53:13,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-10 12:53:13,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:53:13,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:54:04,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:54:04,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:54:04,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:54:04,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:54:04,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:54:04,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:54:04,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:54:04,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:54:04,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:54:04,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-10 12:54:04,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:54:04,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:54:04,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-10 12:54:04,179 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thread2Err3ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE, thread2Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-11-10 12:54:04,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:54:04,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1013838394, now seen corresponding path program 1 times [2022-11-10 12:54:04,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:54:04,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383077923] [2022-11-10 12:54:04,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:54:04,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:54:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:54:04,770 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-10 12:54:04,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:54:04,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383077923] [2022-11-10 12:54:04,771 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383077923] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:54:04,771 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:54:04,771 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-10 12:54:04,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81815215] [2022-11-10 12:54:04,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:54:04,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 12:54:04,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:54:04,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 12:54:04,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-10 12:54:04,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:54:04,773 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:54:04,773 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 44.833333333333336) internal successors, (269), 6 states have internal predecessors, (269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:54:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:54:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:54:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:54:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:54:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-10 12:54:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:54:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:54:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:54:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:54:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-10 12:54:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:54:04,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:54:04,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.