/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithoutDepranks-Lazy.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread/lazy01.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-10 14:49:22,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 14:49:22,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 14:49:22,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-10 14:49:22,326 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 14:49:22,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 14:49:22,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 14:49:22,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 14:49:22,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 14:49:22,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 14:49:22,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 14:49:22,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 14:49:22,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 14:49:22,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 14:49:22,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 14:49:22,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 14:49:22,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-10 14:49:22,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-10 14:49:22,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-10 14:49:22,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-10 14:49:22,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-10 14:49:22,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-10 14:49:22,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-10 14:49:22,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-10 14:49:22,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-10 14:49:22,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-10 14:49:22,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-10 14:49:22,350 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-10 14:49:22,351 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-10 14:49:22,351 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-10 14:49:22,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 14:49:22,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 14:49:22,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 14:49:22,354 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithoutDepranks-Lazy.epf [2022-02-10 14:49:22,382 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 14:49:22,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 14:49:22,383 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 14:49:22,383 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 14:49:22,384 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 14:49:22,384 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 14:49:22,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 14:49:22,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 14:49:22,384 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 14:49:22,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 14:49:22,385 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 14:49:22,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 14:49:22,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 14:49:22,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 14:49:22,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 14:49:22,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 14:49:22,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 14:49:22,386 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 14:49:22,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 14:49:22,386 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 14:49:22,386 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 14:49:22,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 14:49:22,386 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 14:49:22,386 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 14:49:22,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 14:49:22,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 14:49:22,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 14:49:22,388 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-10 14:49:22,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 14:49:22,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 14:49:22,388 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 14:49:22,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 14:49:22,388 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 14:49:22,388 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-10 14:49:22,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 14:49:22,389 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-02-10 14:49:22,389 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-10 14:49:22,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 14:49:22,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 14:49:22,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 14:49:22,569 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 14:49:22,569 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 14:49:22,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/lazy01.i [2022-02-10 14:49:22,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd8b1a75c/163ca0805bc4451faca49f60eceb5401/FLAGd1c03ea7e [2022-02-10 14:49:23,015 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 14:49:23,016 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/lazy01.i [2022-02-10 14:49:23,028 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd8b1a75c/163ca0805bc4451faca49f60eceb5401/FLAGd1c03ea7e [2022-02-10 14:49:23,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd8b1a75c/163ca0805bc4451faca49f60eceb5401 [2022-02-10 14:49:23,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 14:49:23,399 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 14:49:23,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 14:49:23,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 14:49:23,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 14:49:23,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 02:49:23" (1/1) ... [2022-02-10 14:49:23,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27cbe824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:49:23, skipping insertion in model container [2022-02-10 14:49:23,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 02:49:23" (1/1) ... [2022-02-10 14:49:23,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 14:49:23,439 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 14:49:23,688 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/lazy01.i[31042,31055] [2022-02-10 14:49:23,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 14:49:23,699 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 14:49:23,735 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/lazy01.i[31042,31055] [2022-02-10 14:49:23,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 14:49:23,771 INFO L208 MainTranslator]: Completed translation [2022-02-10 14:49:23,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:49:23 WrapperNode [2022-02-10 14:49:23,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 14:49:23,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 14:49:23,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 14:49:23,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 14:49:23,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:49:23" (1/1) ... [2022-02-10 14:49:23,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:49:23" (1/1) ... [2022-02-10 14:49:23,826 INFO L137 Inliner]: procedures = 169, calls = 33, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 77 [2022-02-10 14:49:23,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 14:49:23,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 14:49:23,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 14:49:23,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 14:49:23,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:49:23" (1/1) ... [2022-02-10 14:49:23,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:49:23" (1/1) ... [2022-02-10 14:49:23,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:49:23" (1/1) ... [2022-02-10 14:49:23,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:49:23" (1/1) ... [2022-02-10 14:49:23,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:49:23" (1/1) ... [2022-02-10 14:49:23,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:49:23" (1/1) ... [2022-02-10 14:49:23,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:49:23" (1/1) ... [2022-02-10 14:49:23,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 14:49:23,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 14:49:23,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 14:49:23,864 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 14:49:23,872 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:49:23" (1/1) ... [2022-02-10 14:49:23,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 14:49:23,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 14:49:23,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-10 14:49:23,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-10 14:49:23,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 14:49:23,937 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-10 14:49:23,937 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-10 14:49:23,937 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-10 14:49:23,937 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-10 14:49:23,937 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-10 14:49:23,937 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-10 14:49:23,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 14:49:23,938 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 14:49:23,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 14:49:23,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 14:49:23,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 14:49:23,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 14:49:23,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 14:49:23,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 14:49:23,939 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 14:49:24,070 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 14:49:24,071 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 14:49:24,223 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 14:49:24,230 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 14:49:24,230 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 14:49:24,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 02:49:24 BoogieIcfgContainer [2022-02-10 14:49:24,232 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 14:49:24,233 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 14:49:24,233 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 14:49:24,241 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 14:49:24,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 02:49:23" (1/3) ... [2022-02-10 14:49:24,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@414e2c1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 02:49:24, skipping insertion in model container [2022-02-10 14:49:24,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 02:49:23" (2/3) ... [2022-02-10 14:49:24,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@414e2c1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 02:49:24, skipping insertion in model container [2022-02-10 14:49:24,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 02:49:24" (3/3) ... [2022-02-10 14:49:24,243 INFO L111 eAbstractionObserver]: Analyzing ICFG lazy01.i [2022-02-10 14:49:24,247 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 14:49:24,247 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 14:49:24,247 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-02-10 14:49:24,247 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 14:49:24,279 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,280 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,280 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,280 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,280 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,280 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,280 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,280 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,281 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,281 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,281 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,281 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,281 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,282 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,282 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,282 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,282 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,282 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,282 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,282 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,283 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,283 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,283 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,283 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,283 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,283 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,283 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,283 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,284 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,284 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,284 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,284 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,285 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,285 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,285 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,285 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,285 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,285 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,285 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,285 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,286 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,286 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,286 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,286 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,286 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,287 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,287 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,287 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,287 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,287 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,287 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,287 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,288 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,288 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,288 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,288 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,288 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,288 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,289 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,289 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,289 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,289 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,289 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,289 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,289 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,289 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,290 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,290 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,290 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,290 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,291 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,291 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,291 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,291 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,294 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,294 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,295 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,295 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,295 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,299 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,304 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,305 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,305 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,305 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,305 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,306 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,306 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,306 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,306 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,307 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,307 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,307 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 14:49:24,311 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-02-10 14:49:24,350 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-10 14:49:24,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 14:49:24,352 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-10 14:49:24,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-10 14:49:24,385 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 14:49:24,398 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-10 14:49:24,398 INFO L340 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2022-02-10 14:49:24,512 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 49 transitions and produced 50 states. [2022-02-10 14:49:24,515 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-10 14:49:24,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 14:49:24,520 INFO L85 PathProgramCache]: Analyzing trace with hash -2033675190, now seen corresponding path program 1 times [2022-02-10 14:49:24,527 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 14:49:24,527 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671637088] [2022-02-10 14:49:24,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 14:49:24,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 14:49:24,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 14:49:24,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 14:49:24,705 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 14:49:24,705 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671637088] [2022-02-10 14:49:24,706 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671637088] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 14:49:24,706 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 14:49:24,706 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 14:49:24,707 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744179556] [2022-02-10 14:49:24,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 14:49:24,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 14:49:24,711 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 14:49:24,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 14:49:24,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 14:49:24,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 14:49:24,729 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-10 14:49:24,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 14:49:24,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-10 14:49:24,772 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 60 transitions and produced 61 states. [2022-02-10 14:49:24,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:24,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 14:49:24,773 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-10 14:49:24,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 14:49:24,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1840746852, now seen corresponding path program 1 times [2022-02-10 14:49:24,774 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 14:49:24,774 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221551615] [2022-02-10 14:49:24,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 14:49:24,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 14:49:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 14:49:24,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 14:49:24,856 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 14:49:24,856 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221551615] [2022-02-10 14:49:24,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221551615] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 14:49:24,856 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 14:49:24,857 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 14:49:24,857 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267167399] [2022-02-10 14:49:24,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 14:49:24,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 14:49:24,858 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 14:49:24,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 14:49:24,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 14:49:24,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 14:49:24,859 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-10 14:49:24,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 21.5) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 14:49:24,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:24,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-10 14:49:25,093 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 101 transitions and produced 102 states. [2022-02-10 14:49:25,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:25,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:25,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 14:49:25,095 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-10 14:49:25,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 14:49:25,096 INFO L85 PathProgramCache]: Analyzing trace with hash -2038578659, now seen corresponding path program 1 times [2022-02-10 14:49:25,096 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 14:49:25,096 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329036170] [2022-02-10 14:49:25,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 14:49:25,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 14:49:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 14:49:25,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 14:49:25,190 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 14:49:25,190 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329036170] [2022-02-10 14:49:25,191 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329036170] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 14:49:25,191 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 14:49:25,191 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 14:49:25,191 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137386104] [2022-02-10 14:49:25,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 14:49:25,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 14:49:25,192 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 14:49:25,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 14:49:25,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 14:49:25,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 14:49:25,192 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-10 14:49:25,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 14:49:25,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:25,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:25,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-10 14:49:25,389 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 127 transitions and produced 128 states. [2022-02-10 14:49:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:25,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:25,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 14:49:25,391 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-10 14:49:25,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 14:49:25,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1738177704, now seen corresponding path program 1 times [2022-02-10 14:49:25,393 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 14:49:25,393 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784718295] [2022-02-10 14:49:25,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 14:49:25,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 14:49:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 14:49:25,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 14:49:25,590 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 14:49:25,590 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784718295] [2022-02-10 14:49:25,590 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784718295] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 14:49:25,590 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 14:49:25,591 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 14:49:25,591 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788446387] [2022-02-10 14:49:25,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 14:49:25,591 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 14:49:25,591 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 14:49:25,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 14:49:25,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 14:49:25,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 14:49:25,592 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-10 14:49:25,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.2) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 14:49:25,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:25,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:25,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:25,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-10 14:49:25,958 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 158 transitions and produced 159 states. [2022-02-10 14:49:25,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:25,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:25,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:25,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 14:49:25,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 14:49:25,962 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-10 14:49:25,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 14:49:25,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1677045508, now seen corresponding path program 1 times [2022-02-10 14:49:25,963 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 14:49:25,963 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362556650] [2022-02-10 14:49:25,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 14:49:25,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 14:49:26,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 14:49:26,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 14:49:26,128 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 14:49:26,128 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362556650] [2022-02-10 14:49:26,128 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362556650] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 14:49:26,128 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 14:49:26,128 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 14:49:26,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250720042] [2022-02-10 14:49:26,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 14:49:26,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 14:49:26,129 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 14:49:26,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 14:49:26,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 14:49:26,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 14:49:26,130 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-10 14:49:26,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 14:49:26,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:26,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:26,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:26,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-10 14:49:26,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-10 14:49:26,634 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 174 transitions and produced 175 states. [2022-02-10 14:49:26,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:26,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:26,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:26,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 14:49:26,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 14:49:26,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 14:49:26,636 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-10 14:49:26,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 14:49:26,636 INFO L85 PathProgramCache]: Analyzing trace with hash -268629292, now seen corresponding path program 1 times [2022-02-10 14:49:26,637 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 14:49:26,637 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112269499] [2022-02-10 14:49:26,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 14:49:26,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 14:49:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 14:49:26,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 14:49:26,750 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 14:49:26,750 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112269499] [2022-02-10 14:49:26,750 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112269499] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 14:49:26,750 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 14:49:26,750 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 14:49:26,750 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151403318] [2022-02-10 14:49:26,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 14:49:26,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 14:49:26,751 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 14:49:26,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 14:49:26,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 14:49:26,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 14:49:26,752 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-10 14:49:26,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.6) internal successors, (98), 6 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 14:49:26,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:26,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:26,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-10 14:49:26,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-10 14:49:26,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-10 14:49:26,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.