/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithoutDepranks-Lazy.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread-atomic/peterson.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-02 08:29:54,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-02 08:29:54,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-02 08:29:54,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-02 08:29:54,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-02 08:29:54,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-02 08:29:54,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-02 08:29:54,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-02 08:29:54,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-02 08:29:54,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-02 08:29:54,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-02 08:29:54,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-02 08:29:54,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-02 08:29:54,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-02 08:29:54,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-02 08:29:54,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-02 08:29:54,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-02 08:29:54,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-02 08:29:54,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-02 08:29:54,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-02 08:29:54,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-02 08:29:54,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-02 08:29:54,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-02 08:29:54,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-02 08:29:54,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-02 08:29:54,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-02 08:29:54,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-02 08:29:54,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-02 08:29:54,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-02 08:29:54,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-02 08:29:54,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-02 08:29:54,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-02 08:29:54,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-02 08:29:54,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-02 08:29:54,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-02 08:29:54,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-02 08:29:54,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-02 08:29:54,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-02 08:29:54,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-02 08:29:54,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-02 08:29:54,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-02 08:29:54,400 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 [2022-03-02 08:29:54,419 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-02 08:29:54,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-02 08:29:54,420 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-02 08:29:54,420 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-02 08:29:54,421 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-02 08:29:54,421 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-02 08:29:54,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-02 08:29:54,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-02 08:29:54,422 INFO L138 SettingsManager]: * Use SBE=true [2022-03-02 08:29:54,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-02 08:29:54,423 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-02 08:29:54,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-02 08:29:54,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-02 08:29:54,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-02 08:29:54,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-02 08:29:54,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-02 08:29:54,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-02 08:29:54,425 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-02 08:29:54,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-02 08:29:54,425 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-02 08:29:54,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-02 08:29:54,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-02 08:29:54,426 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-02 08:29:54,426 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-02 08:29:54,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-02 08:29:54,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 08:29:54,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-02 08:29:54,427 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-02 08:29:54,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-02 08:29:54,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-02 08:29:54,427 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-02 08:29:54,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-02 08:29:54,428 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-02 08:29:54,428 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-02 08:29:54,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-02 08:29:54,428 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-03-02 08:29:54,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-02 08:29:54,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-02 08:29:54,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-02 08:29:54,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-02 08:29:54,656 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-02 08:29:54,657 INFO L275 PluginConnector]: CDTParser initialized [2022-03-02 08:29:54,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/peterson.i [2022-03-02 08:29:54,715 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80348f73c/ce204888e25f4e7fb0965f96f3a37afb/FLAGcb1adddae [2022-03-02 08:29:55,191 INFO L306 CDTParser]: Found 1 translation units. [2022-03-02 08:29:55,192 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/peterson.i [2022-03-02 08:29:55,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80348f73c/ce204888e25f4e7fb0965f96f3a37afb/FLAGcb1adddae [2022-03-02 08:29:55,220 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80348f73c/ce204888e25f4e7fb0965f96f3a37afb [2022-03-02 08:29:55,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-02 08:29:55,227 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-02 08:29:55,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-02 08:29:55,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-02 08:29:55,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-02 08:29:55,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.03 08:29:55" (1/1) ... [2022-03-02 08:29:55,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd78100 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:29:55, skipping insertion in model container [2022-03-02 08:29:55,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.03 08:29:55" (1/1) ... [2022-03-02 08:29:55,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-02 08:29:55,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-02 08:29:55,531 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-02 08:29:55,675 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/peterson.i[30997,31010] [2022-03-02 08:29:55,681 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/peterson.i[31682,31695] [2022-03-02 08:29:55,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-02 08:29:55,699 INFO L203 MainTranslator]: Completed pre-run [2022-03-02 08:29:55,722 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-02 08:29:55,750 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/peterson.i[30997,31010] [2022-03-02 08:29:55,758 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/peterson.i[31682,31695] [2022-03-02 08:29:55,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-02 08:29:55,795 INFO L208 MainTranslator]: Completed translation [2022-03-02 08:29:55,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:29:55 WrapperNode [2022-03-02 08:29:55,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-02 08:29:55,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-02 08:29:55,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-02 08:29:55,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-02 08:29:55,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:29:55" (1/1) ... [2022-03-02 08:29:55,832 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:29:55" (1/1) ... [2022-03-02 08:29:55,861 INFO L137 Inliner]: procedures = 171, calls = 47, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2022-03-02 08:29:55,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-02 08:29:55,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-02 08:29:55,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-02 08:29:55,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-02 08:29:55,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:29:55" (1/1) ... [2022-03-02 08:29:55,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:29:55" (1/1) ... [2022-03-02 08:29:55,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:29:55" (1/1) ... [2022-03-02 08:29:55,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:29:55" (1/1) ... [2022-03-02 08:29:55,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:29:55" (1/1) ... [2022-03-02 08:29:55,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:29:55" (1/1) ... [2022-03-02 08:29:55,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:29:55" (1/1) ... [2022-03-02 08:29:55,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-02 08:29:55,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-02 08:29:55,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-02 08:29:55,916 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-02 08:29:55,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:29:55" (1/1) ... [2022-03-02 08:29:55,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 08:29:55,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 08:29:55,965 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-02 08:29:55,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-02 08:29:56,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-02 08:29:56,005 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-03-02 08:29:56,005 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-03-02 08:29:56,006 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-03-02 08:29:56,006 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-03-02 08:29:56,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-02 08:29:56,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-02 08:29:56,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-02 08:29:56,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-02 08:29:56,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-02 08:29:56,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-02 08:29:56,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-02 08:29:56,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-02 08:29:56,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-02 08:29:56,008 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-02 08:29:56,158 INFO L234 CfgBuilder]: Building ICFG [2022-03-02 08:29:56,160 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-02 08:29:56,377 INFO L275 CfgBuilder]: Performing block encoding [2022-03-02 08:29:56,424 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-02 08:29:56,425 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-03-02 08:29:56,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 08:29:56 BoogieIcfgContainer [2022-03-02 08:29:56,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-02 08:29:56,429 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-02 08:29:56,429 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-02 08:29:56,439 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-02 08:29:56,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.03 08:29:55" (1/3) ... [2022-03-02 08:29:56,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@325b6e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.03 08:29:56, skipping insertion in model container [2022-03-02 08:29:56,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.03 08:29:55" (2/3) ... [2022-03-02 08:29:56,441 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@325b6e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.03 08:29:56, skipping insertion in model container [2022-03-02 08:29:56,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 08:29:56" (3/3) ... [2022-03-02 08:29:56,442 INFO L111 eAbstractionObserver]: Analyzing ICFG peterson.i [2022-03-02 08:29:56,450 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-02 08:29:56,450 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-02 08:29:56,451 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2022-03-02 08:29:56,451 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-02 08:29:56,488 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,488 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,488 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,488 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,489 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,489 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,489 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,489 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,489 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,490 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,490 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,490 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,490 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,490 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,490 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,491 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,491 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,491 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,491 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,491 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,492 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,492 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,492 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,492 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,492 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,492 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,493 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,493 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,493 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,493 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,493 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,494 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,494 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,494 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,494 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,494 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,495 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,495 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,495 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,495 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,495 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,495 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,496 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,496 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,496 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,497 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,497 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,497 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,497 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,497 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,498 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,498 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,498 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,498 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,498 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,499 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,499 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,499 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,499 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,499 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,499 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,499 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,500 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,500 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,500 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,500 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,500 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,501 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,501 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,501 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,501 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,501 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,501 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,502 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,502 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,502 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,502 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,502 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,502 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,503 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,503 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,503 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,503 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,503 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,504 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,504 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,504 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,504 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,505 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,505 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,505 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,505 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,506 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,506 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,506 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,506 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,506 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,507 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,507 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,507 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,511 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,511 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,512 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,512 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,512 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,512 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,512 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,512 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,512 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,513 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,513 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,514 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,514 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,514 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,514 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,514 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,514 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,514 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,515 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,515 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-02 08:29:56,518 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-02 08:29:56,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-02 08:29:56,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 08:29:56,575 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-03-02 08:29:56,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-03-02 08:29:56,603 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-02 08:29:56,608 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-02 08:29:56,608 INFO L340 AbstractCegarLoop]: Starting to check reachability of 40 error locations. [2022-03-02 08:29:56,668 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 37 transitions and produced 38 states. [2022-03-02 08:29:56,670 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2022-03-02 08:29:56,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:29:56,675 INFO L85 PathProgramCache]: Analyzing trace with hash 150879200, now seen corresponding path program 1 times [2022-03-02 08:29:56,687 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:29:56,688 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111447621] [2022-03-02 08:29:56,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:29:56,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:29:56,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:29:56,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:29:56,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:29:56,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111447621] [2022-03-02 08:29:56,898 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111447621] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:29:56,898 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-02 08:29:56,898 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-03-02 08:29:56,899 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416693967] [2022-03-02 08:29:56,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:29:56,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-02 08:29:56,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:29:56,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-02 08:29:56,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-02 08:29:56,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:56,926 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:29:56,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 29.0) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:29:56,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:56,969 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 59 transitions and produced 60 states. [2022-03-02 08:29:56,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:56,970 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-02 08:29:56,971 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err6ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2022-03-02 08:29:56,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:29:56,972 INFO L85 PathProgramCache]: Analyzing trace with hash 1788266217, now seen corresponding path program 1 times [2022-03-02 08:29:56,973 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:29:56,973 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634404620] [2022-03-02 08:29:56,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:29:56,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:29:57,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:29:57,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:29:57,073 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:29:57,074 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634404620] [2022-03-02 08:29:57,074 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634404620] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:29:57,074 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-02 08:29:57,074 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-02 08:29:57,074 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009109181] [2022-03-02 08:29:57,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:29:57,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-02 08:29:57,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:29:57,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-02 08:29:57,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-02 08:29:57,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,077 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:29:57,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:29:57,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,142 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 66 transitions and produced 67 states. [2022-03-02 08:29:57,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-02 08:29:57,144 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err7ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2022-03-02 08:29:57,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:29:57,145 INFO L85 PathProgramCache]: Analyzing trace with hash -535025032, now seen corresponding path program 1 times [2022-03-02 08:29:57,145 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:29:57,145 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409257992] [2022-03-02 08:29:57,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:29:57,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:29:57,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:29:57,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:29:57,196 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:29:57,196 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409257992] [2022-03-02 08:29:57,196 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409257992] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:29:57,196 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-02 08:29:57,196 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-02 08:29:57,197 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996704637] [2022-03-02 08:29:57,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:29:57,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-02 08:29:57,197 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:29:57,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-02 08:29:57,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-02 08:29:57,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,198 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:29:57,199 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:29:57,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,312 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 96 transitions and produced 97 states. [2022-03-02 08:29:57,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-02 08:29:57,316 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2022-03-02 08:29:57,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:29:57,317 INFO L85 PathProgramCache]: Analyzing trace with hash -190119190, now seen corresponding path program 1 times [2022-03-02 08:29:57,317 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:29:57,318 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714024884] [2022-03-02 08:29:57,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:29:57,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:29:57,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:29:57,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:29:57,417 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:29:57,420 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714024884] [2022-03-02 08:29:57,420 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714024884] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:29:57,420 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-02 08:29:57,420 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-02 08:29:57,421 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11886997] [2022-03-02 08:29:57,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:29:57,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-02 08:29:57,422 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:29:57,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-02 08:29:57,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-02 08:29:57,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,423 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:29:57,423 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:29:57,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,473 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 94 transitions and produced 95 states. [2022-03-02 08:29:57,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-02 08:29:57,480 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2022-03-02 08:29:57,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:29:57,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1688313113, now seen corresponding path program 1 times [2022-03-02 08:29:57,480 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:29:57,481 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125980256] [2022-03-02 08:29:57,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:29:57,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:29:57,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:29:57,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:29:57,689 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:29:57,689 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125980256] [2022-03-02 08:29:57,690 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125980256] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:29:57,690 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-02 08:29:57,690 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-02 08:29:57,690 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974950030] [2022-03-02 08:29:57,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:29:57,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-02 08:29:57,691 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:29:57,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-02 08:29:57,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-02 08:29:57,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,692 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:29:57,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.6) internal successors, (53), 6 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:29:57,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,827 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 121 transitions and produced 122 states. [2022-03-02 08:29:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:29:57,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-02 08:29:57,829 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr2Err6ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2022-03-02 08:29:57,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:29:57,830 INFO L85 PathProgramCache]: Analyzing trace with hash -620561372, now seen corresponding path program 1 times [2022-03-02 08:29:57,830 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:29:57,830 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73634238] [2022-03-02 08:29:57,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:29:57,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:29:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:29:57,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:29:57,892 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:29:57,893 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73634238] [2022-03-02 08:29:57,893 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73634238] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:29:57,893 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-02 08:29:57,893 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-02 08:29:57,893 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548092927] [2022-03-02 08:29:57,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:29:57,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-02 08:29:57,894 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:29:57,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-02 08:29:57,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-02 08:29:57,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,895 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:29:57,896 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) [2022-03-02 08:29:57,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:29:57,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,982 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 148 transitions and produced 149 states. [2022-03-02 08:29:57,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:57,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:29:57,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:57,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-02 08:29:57,984 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2022-03-02 08:29:57,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:29:57,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1327392408, now seen corresponding path program 1 times [2022-03-02 08:29:57,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:29:57,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001508044] [2022-03-02 08:29:57,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:29:57,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:29:58,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:29:58,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:29:58,039 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:29:58,039 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001508044] [2022-03-02 08:29:58,039 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001508044] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:29:58,039 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-02 08:29:58,040 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-02 08:29:58,040 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593138158] [2022-03-02 08:29:58,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:29:58,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-02 08:29:58,041 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:29:58,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-02 08:29:58,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-02 08:29:58,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:58,042 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:29:58,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:29:58,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:58,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:58,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:58,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:58,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:29:58,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:58,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:58,101 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 146 transitions and produced 147 states. [2022-03-02 08:29:58,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:58,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:58,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:58,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:58,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:29:58,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:58,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:58,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-02 08:29:58,103 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2022-03-02 08:29:58,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 08:29:58,103 INFO L85 PathProgramCache]: Analyzing trace with hash 617236963, now seen corresponding path program 1 times [2022-03-02 08:29:58,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 08:29:58,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43981574] [2022-03-02 08:29:58,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 08:29:58,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 08:29:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 08:29:58,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 08:29:58,289 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 08:29:58,289 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43981574] [2022-03-02 08:29:58,290 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43981574] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-02 08:29:58,290 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-02 08:29:58,290 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-02 08:29:58,290 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34800638] [2022-03-02 08:29:58,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-02 08:29:58,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-02 08:29:58,292 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 08:29:58,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-02 08:29:58,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-02 08:29:58,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:58,295 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 08:29:58,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.6) internal successors, (78), 6 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-02 08:29:58,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 08:29:58,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:58,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:58,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:58,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-02 08:29:58,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:58,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-02 08:29:58,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.