/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por LOOP -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-threaded-sum-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 17:14:50,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 17:14:50,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 17:14:50,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-20 17:14:50,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-20 17:14:50,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-20 17:14:50,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-20 17:14:50,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-20 17:14:50,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-20 17:14:50,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-20 17:14:50,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-20 17:14:50,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-20 17:14:50,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 17:14:50,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 17:14:50,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 17:14:50,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 17:14:50,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 17:14:50,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 17:14:50,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 17:14:50,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 17:14:50,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 17:14:50,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 17:14:50,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 17:14:50,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 17:14:50,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-20 17:14:50,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-20 17:14:50,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-20 17:14:50,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-20 17:14:50,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-20 17:14:50,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-20 17:14:50,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-20 17:14:50,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-20 17:14:50,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-20 17:14:50,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-20 17:14:50,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-20 17:14:50,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-20 17:14:50,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-20 17:14:50,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-20 17:14:50,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 17:14:50,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 17:14:50,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 17:14:50,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 17:14:50,645 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 17:14:50,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 17:14:50,646 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 17:14:50,646 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 17:14:50,647 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 17:14:50,647 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 17:14:50,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 17:14:50,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 17:14:50,648 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 17:14:50,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 17:14:50,649 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 17:14:50,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 17:14:50,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 17:14:50,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 17:14:50,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 17:14:50,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 17:14:50,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 17:14:50,650 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 17:14:50,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 17:14:50,650 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 17:14:50,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 17:14:50,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 17:14:50,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 17:14:50,652 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 17:14:50,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 17:14:50,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 17:14:50,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 17:14:50,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 17:14:50,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 17:14:50,653 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 17:14:50,653 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 17:14:50,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 17:14:50,653 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 17:14:50,653 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 17:14:50,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 17:14:50,653 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 17:14:50,654 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> LOOP [2023-05-20 17:14:50,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 17:14:50,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 17:14:50,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 17:14:50,891 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 17:14:50,893 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 17:14:50,894 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-threaded-sum-2.wvr.c [2023-05-20 17:14:50,961 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/970447681/af09d8bcee1343b6b2dc3f0bc0e00f7b/FLAGd92fb99c5 [2023-05-20 17:14:51,375 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 17:14:51,376 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-threaded-sum-2.wvr.c [2023-05-20 17:14:51,382 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/970447681/af09d8bcee1343b6b2dc3f0bc0e00f7b/FLAGd92fb99c5 [2023-05-20 17:14:51,393 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/970447681/af09d8bcee1343b6b2dc3f0bc0e00f7b [2023-05-20 17:14:51,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 17:14:51,396 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 17:14:51,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 17:14:51,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 17:14:51,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 17:14:51,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 05:14:51" (1/1) ... [2023-05-20 17:14:51,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f4bde12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:14:51, skipping insertion in model container [2023-05-20 17:14:51,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 05:14:51" (1/1) ... [2023-05-20 17:14:51,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 17:14:51,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 17:14:51,603 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-threaded-sum-2.wvr.c[2476,2489] [2023-05-20 17:14:51,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 17:14:51,615 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 17:14:51,650 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-threaded-sum-2.wvr.c[2476,2489] [2023-05-20 17:14:51,651 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 17:14:51,664 INFO L208 MainTranslator]: Completed translation [2023-05-20 17:14:51,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:14:51 WrapperNode [2023-05-20 17:14:51,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 17:14:51,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 17:14:51,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 17:14:51,666 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 17:14:51,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:14:51" (1/1) ... [2023-05-20 17:14:51,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:14:51" (1/1) ... [2023-05-20 17:14:51,709 INFO L138 Inliner]: procedures = 21, calls = 34, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2023-05-20 17:14:51,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 17:14:51,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 17:14:51,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 17:14:51,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 17:14:51,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:14:51" (1/1) ... [2023-05-20 17:14:51,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:14:51" (1/1) ... [2023-05-20 17:14:51,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:14:51" (1/1) ... [2023-05-20 17:14:51,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:14:51" (1/1) ... [2023-05-20 17:14:51,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:14:51" (1/1) ... [2023-05-20 17:14:51,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:14:51" (1/1) ... [2023-05-20 17:14:51,743 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:14:51" (1/1) ... [2023-05-20 17:14:51,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:14:51" (1/1) ... [2023-05-20 17:14:51,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 17:14:51,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 17:14:51,746 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 17:14:51,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 17:14:51,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:14:51" (1/1) ... [2023-05-20 17:14:51,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 17:14:51,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:14:51,778 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) [2023-05-20 17:14:51,780 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 [2023-05-20 17:14:51,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 17:14:51,812 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-20 17:14:51,812 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-20 17:14:51,812 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-20 17:14:51,812 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-20 17:14:51,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 17:14:51,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 17:14:51,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 17:14:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-20 17:14:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-20 17:14:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 17:14:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 17:14:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-20 17:14:51,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 17:14:51,814 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-20 17:14:51,889 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 17:14:51,890 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 17:14:52,125 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 17:14:52,170 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 17:14:52,170 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2023-05-20 17:14:52,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 05:14:52 BoogieIcfgContainer [2023-05-20 17:14:52,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 17:14:52,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 17:14:52,175 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 17:14:52,178 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 17:14:52,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 05:14:51" (1/3) ... [2023-05-20 17:14:52,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cb6de27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 05:14:52, skipping insertion in model container [2023-05-20 17:14:52,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:14:51" (2/3) ... [2023-05-20 17:14:52,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cb6de27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 05:14:52, skipping insertion in model container [2023-05-20 17:14:52,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 05:14:52" (3/3) ... [2023-05-20 17:14:52,181 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-threaded-sum-2.wvr.c [2023-05-20 17:14:52,188 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 17:14:52,195 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 17:14:52,196 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-20 17:14:52,196 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 17:14:52,254 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-20 17:14:52,316 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 17:14:52,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 17:14:52,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:14:52,319 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) [2023-05-20 17:14:52,339 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 [2023-05-20 17:14:52,364 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 17:14:52,392 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 17:14:52,400 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@13af4ab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 17:14:52,401 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-20 17:14:52,610 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:14:52,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:14:52,617 INFO L85 PathProgramCache]: Analyzing trace with hash 779899948, now seen corresponding path program 1 times [2023-05-20 17:14:52,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:14:52,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166895697] [2023-05-20 17:14:52,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:14:52,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:14:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:14:52,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 17:14:52,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:14:52,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166895697] [2023-05-20 17:14:52,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166895697] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:14:52,849 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:14:52,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 17:14:52,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577221481] [2023-05-20 17:14:52,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:14:52,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 17:14:52,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:14:52,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 17:14:52,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 17:14:52,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:14:52,879 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:14:52,880 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 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) [2023-05-20 17:14:52,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:14:52,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:14:52,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 17:14:52,935 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:14:52,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:14:52,936 INFO L85 PathProgramCache]: Analyzing trace with hash -677806502, now seen corresponding path program 1 times [2023-05-20 17:14:52,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:14:52,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068243442] [2023-05-20 17:14:52,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:14:52,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:14:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:14:53,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:14:53,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:14:53,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068243442] [2023-05-20 17:14:53,566 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068243442] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 17:14:53,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [452183020] [2023-05-20 17:14:53,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:14:53,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 17:14:53,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:14:53,569 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 17:14:53,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-20 17:14:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:14:53,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 12 conjunts are in the unsatisfiable core [2023-05-20 17:14:53,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 17:14:54,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:14:54,096 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 17:14:54,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:14:54,575 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [452183020] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 17:14:54,575 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 17:14:54,575 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 9] total 19 [2023-05-20 17:14:54,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884879054] [2023-05-20 17:14:54,577 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 17:14:54,579 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-05-20 17:14:54,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:14:54,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-05-20 17:14:54,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=252, Unknown=0, NotChecked=0, Total=342 [2023-05-20 17:14:54,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:14:54,581 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:14:54,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 6.368421052631579) internal successors, (121), 19 states have internal predecessors, (121), 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) [2023-05-20 17:14:54,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:14:54,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:14:54,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:14:54,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 17:14:54,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-05-20 17:14:55,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-05-20 17:14:55,111 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:14:55,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:14:55,112 INFO L85 PathProgramCache]: Analyzing trace with hash -404487588, now seen corresponding path program 1 times [2023-05-20 17:14:55,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:14:55,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665369941] [2023-05-20 17:14:55,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:14:55,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:14:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:14:58,396 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:14:58,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:14:58,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665369941] [2023-05-20 17:14:58,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665369941] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 17:14:58,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [965647672] [2023-05-20 17:14:58,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:14:58,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 17:14:58,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:14:58,398 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 17:14:58,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-20 17:14:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:14:58,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 28 conjunts are in the unsatisfiable core [2023-05-20 17:14:58,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 17:14:59,652 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:14:59,653 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 17:15:02,337 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:15:02,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [965647672] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 17:15:02,338 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 17:15:02,338 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18, 18] total 39 [2023-05-20 17:15:02,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518535430] [2023-05-20 17:15:02,339 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 17:15:02,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2023-05-20 17:15:02,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:15:02,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2023-05-20 17:15:02,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=1240, Unknown=0, NotChecked=0, Total=1482 [2023-05-20 17:15:02,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:15:02,341 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:15:02,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 4.230769230769231) internal successors, (165), 39 states have internal predecessors, (165), 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) [2023-05-20 17:15:02,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:15:02,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 17:15:02,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:15:08,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:15:08,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 17:15:08,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-20 17:15:08,193 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-05-20 17:15:08,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 17:15:08,378 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:15:08,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:15:08,379 INFO L85 PathProgramCache]: Analyzing trace with hash 36411851, now seen corresponding path program 2 times [2023-05-20 17:15:08,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:15:08,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037994017] [2023-05-20 17:15:08,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:15:08,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:15:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:15:11,654 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:15:11,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:15:11,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037994017] [2023-05-20 17:15:11,655 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037994017] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 17:15:11,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [205674065] [2023-05-20 17:15:11,655 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-20 17:15:11,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 17:15:11,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:15:11,664 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 17:15:11,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-20 17:15:11,886 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-20 17:15:11,887 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 17:15:11,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 34 conjunts are in the unsatisfiable core [2023-05-20 17:15:11,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 17:15:14,543 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:15:14,543 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 17:15:20,330 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:15:20,331 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [205674065] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 17:15:20,331 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 17:15:20,331 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 22, 21] total 55 [2023-05-20 17:15:20,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511638128] [2023-05-20 17:15:20,331 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 17:15:20,332 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2023-05-20 17:15:20,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:15:20,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2023-05-20 17:15:20,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=451, Invalid=2519, Unknown=0, NotChecked=0, Total=2970 [2023-05-20 17:15:20,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:15:20,334 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:15:20,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 3.4909090909090907) internal successors, (192), 55 states have internal predecessors, (192), 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) [2023-05-20 17:15:20,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:15:20,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 17:15:20,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-20 17:15:20,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:16:10,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:16:10,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 17:16:10,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-20 17:16:10,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-20 17:16:10,375 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-20 17:16:10,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 17:16:10,569 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 17:16:10,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:16:10,569 INFO L85 PathProgramCache]: Analyzing trace with hash 677783787, now seen corresponding path program 3 times [2023-05-20 17:16:10,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:16:10,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393671445] [2023-05-20 17:16:10,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:16:10,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:16:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:16:17,523 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 177 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:16:17,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:16:17,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393671445] [2023-05-20 17:16:17,524 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393671445] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 17:16:17,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1796975119] [2023-05-20 17:16:17,524 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-20 17:16:17,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 17:16:17,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:16:17,527 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 17:16:17,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-20 17:16:18,178 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2023-05-20 17:16:18,179 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 17:16:18,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 49 conjunts are in the unsatisfiable core [2023-05-20 17:16:18,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 17:17:20,339 WARN L233 SmtUtils]: Spent 11.07s on a formula simplification that was a NOOP. DAG size: 150 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 17:17:22,442 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 177 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:17:22,442 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 17:18:03,572 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 177 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 17:18:03,572 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1796975119] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 17:18:03,572 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 17:18:03,573 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 34, 30] total 94 [2023-05-20 17:18:03,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506368709] [2023-05-20 17:18:03,573 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 17:18:03,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2023-05-20 17:18:03,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:18:03,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2023-05-20 17:18:03,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1471, Invalid=7270, Unknown=1, NotChecked=0, Total=8742 [2023-05-20 17:18:03,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:18:03,578 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:18:03,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 2.7127659574468086) internal successors, (255), 94 states have internal predecessors, (255), 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) [2023-05-20 17:18:03,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:18:03,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 17:18:03,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-20 17:18:03,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-20 17:18:03,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:19:37,332 WARN L233 SmtUtils]: Spent 5.17s on a formula simplification. DAG size of input: 197 DAG size of output: 62 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 17:19:38,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 17:19:47,896 WARN L233 SmtUtils]: Spent 7.40s on a formula simplification. DAG size of input: 159 DAG size of output: 123 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 17:19:57,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 17:20:16,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 17:20:33,096 WARN L233 SmtUtils]: Spent 7.34s on a formula simplification. DAG size of input: 172 DAG size of output: 168 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 17:20:34,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 17:20:36,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 17:20:40,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 17:21:04,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 17:21:06,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 17:21:08,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 17:21:12,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 17:21:14,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 17:21:20,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 17:21:38,655 WARN L233 SmtUtils]: Spent 15.24s on a formula simplification. DAG size of input: 182 DAG size of output: 178 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 17:22:11,960 WARN L233 SmtUtils]: Spent 21.91s on a formula simplification. DAG size of input: 192 DAG size of output: 177 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 17:22:30,083 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse4 (+ c_~S~0 c_~T~0))) (let ((.cse20 (+ c_~m~0 10)) (.cse6 (mod .cse4 4294967296)) (.cse7 (+ c_~m~0 11)) (.cse2 (div c_~m~0 4294967296))) (let ((.cse13 (+ c_~m~0 6)) (.cse3 (* .cse2 4294967296)) (.cse14 (+ 7 c_~m~0)) (.cse10 (+ c_~m~0 8)) (.cse5 (< (+ 10 (* (div (+ c_~s~0 (- 10)) 4294967296) 4294967296)) c_~s~0)) (.cse16 (+ c_~m~0 2)) (.cse11 (+ c_~m~0 9)) (.cse12 (+ c_~m~0 5)) (.cse9 (< 0 (mod c_~t~0 4294967296))) (.cse18 (+ c_~m~0 3)) (.cse21 (+ c_~m~0 4)) (.cse17 (and (< c_~m~0 (+ (* (div (+ c_~m~0 (- 4294967286)) 4294967296) 4294967296) .cse6 4294967287)) (< (+ (* 4294967296 (div .cse20 4294967296)) .cse6) .cse7))) (.cse19 (< (+ (* (div (+ c_~s~0 (- 9)) 4294967296) 4294967296) 9) c_~s~0)) (.cse8 (< 0 (mod (+ c_~t~0 4294967295) 4294967296)))) (and (or (and (<= (div c_thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 c_thread1Thread1of1ForFork1_~cond~0)) (let ((.cse1 (* (div .cse4 4294967296) 4294967296)) (.cse0 (+ c_~S~0 c_~T~0 .cse3))) (and (< .cse0 (+ c_~m~0 .cse1 1)) (<= .cse2 0) (<= (+ c_~m~0 .cse1) .cse0) (not (<= (+ .cse2 1) 0))))) (or .cse5 (and (< (+ .cse6 (* (div .cse7 4294967296) 4294967296)) (+ c_~m~0 12)) (< c_~m~0 (+ .cse6 4294967286 (* 4294967296 (div (+ c_~m~0 (- 4294967285)) 4294967296))))) .cse8) (or .cse9 (and (< (+ .cse6 (* (div .cse10 4294967296) 4294967296)) .cse11) (< c_~m~0 (+ (* (div (+ c_~m~0 (- 4294967288)) 4294967296) 4294967296) .cse6 4294967289))) (< (+ (* (div (+ c_~s~0 (- 8)) 4294967296) 4294967296) 8) c_~s~0)) (or .cse9 (< (+ 5 (* (div (+ c_~s~0 (- 5)) 4294967296) 4294967296)) c_~s~0) (and (< c_~m~0 (+ 4294967292 .cse6 (* (div (+ (- 4294967291) c_~m~0) 4294967296) 4294967296))) (< (+ (* (div .cse12 4294967296) 4294967296) .cse6) .cse13))) (or .cse9 (and (< c_~m~0 (+ 4294967291 .cse6 (* (div (+ (- 4294967290) c_~m~0) 4294967296) 4294967296))) (< (+ .cse6 (* (div .cse13 4294967296) 4294967296)) .cse14)) (< (+ (* (div (+ c_~s~0 (- 6)) 4294967296) 4294967296) 6) c_~s~0)) (or .cse9 (let ((.cse15 (+ c_~m~0 1))) (and (or (< 0 (mod c_~s~0 4294967296)) (and (< c_~m~0 (+ .cse6 .cse3 1)) (< (+ .cse6 .cse3) .cse15))) (or (and (< c_~m~0 (+ .cse6 (* (div (+ c_~m~0 (- 4294967295)) 4294967296) 4294967296) 4294967296)) (< (+ .cse6 (* (div .cse15 4294967296) 4294967296)) .cse16)) (< (+ (* (div (+ c_~s~0 (- 1)) 4294967296) 4294967296) 1) c_~s~0))))) (or .cse9 (and (< c_~m~0 (+ 4294967290 .cse6 (* (div (+ (- 4294967289) c_~m~0) 4294967296) 4294967296))) (< (+ .cse6 (* (div .cse14 4294967296) 4294967296)) .cse10)) (< (+ 7 (* (div (+ c_~s~0 (- 7)) 4294967296) 4294967296)) c_~s~0)) (or .cse5 .cse9 .cse17) (or .cse9 (< (+ 2 (* (div (+ c_~s~0 (- 2)) 4294967296) 4294967296)) c_~s~0) (and (< c_~m~0 (+ .cse6 4294967295 (* 4294967296 (div (+ c_~m~0 (- 4294967294)) 4294967296)))) (< (+ .cse6 (* (div .cse16 4294967296) 4294967296)) .cse18))) (or .cse9 .cse19 (and (< c_~m~0 (+ (* (div (+ (- 4294967287) c_~m~0) 4294967296) 4294967296) 4294967288 .cse6)) (< (+ (* (div .cse11 4294967296) 4294967296) .cse6) .cse20))) (or .cse9 (and (< (+ (* (div .cse21 4294967296) 4294967296) .cse6) .cse12) (< c_~m~0 (+ .cse6 (* (div (+ (- 4294967292) c_~m~0) 4294967296) 4294967296) 4294967293))) (< (+ (* 4294967296 (div (+ c_~s~0 (- 4)) 4294967296)) 4) c_~s~0)) (or .cse9 (and (< c_~m~0 (+ .cse6 4294967294 (* (div (+ c_~m~0 (- 4294967293)) 4294967296) 4294967296))) (< (+ (* (div .cse18 4294967296) 4294967296) .cse6) .cse21)) (< (+ (* (div (+ c_~s~0 (- 3)) 4294967296) 4294967296) 3) c_~s~0)) (or .cse17 .cse19 .cse8))))) is different from false [2023-05-20 17:22:32,097 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse13 (mod c_thread1Thread1of1ForFork1_~cond~0 256))) (let ((.cse4 (+ c_~m~0 2)) (.cse9 (+ c_~m~0 6)) (.cse10 (+ 7 c_~m~0)) (.cse6 (+ c_~m~0 8)) (.cse11 (+ c_~m~0 5)) (.cse8 (+ c_~m~0 3)) (.cse12 (+ c_~m~0 4)) (.cse0 (< 0 (mod c_~t~0 4294967296))) (.cse5 (= .cse13 0)) (.cse15 (< (+ (* (div (+ c_~s~0 (- 9)) 4294967296) 4294967296) 9) c_~s~0)) (.cse7 (+ c_~m~0 9)) (.cse1 (mod (+ c_~S~0 c_~T~0) 4294967296)) (.cse14 (+ c_~m~0 10))) (and (or .cse0 (let ((.cse3 (+ c_~m~0 1))) (and (or (< 0 (mod c_~s~0 4294967296)) (let ((.cse2 (* (div c_~m~0 4294967296) 4294967296))) (and (< c_~m~0 (+ .cse1 .cse2 1)) (< (+ .cse1 .cse2) .cse3)))) (or (and (< c_~m~0 (+ .cse1 (* (div (+ c_~m~0 (- 4294967295)) 4294967296) 4294967296) 4294967296)) (< (+ .cse1 (* (div .cse3 4294967296) 4294967296)) .cse4)) (< (+ (* (div (+ c_~s~0 (- 1)) 4294967296) 4294967296) 1) c_~s~0)))) .cse5) (or .cse0 (and (< (+ .cse1 (* (div .cse6 4294967296) 4294967296)) .cse7) (< c_~m~0 (+ (* (div (+ c_~m~0 (- 4294967288)) 4294967296) 4294967296) .cse1 4294967289))) (< (+ (* (div (+ c_~s~0 (- 8)) 4294967296) 4294967296) 8) c_~s~0)) (or .cse0 (< (+ 2 (* (div (+ c_~s~0 (- 2)) 4294967296) 4294967296)) c_~s~0) (and (< c_~m~0 (+ .cse1 4294967295 (* 4294967296 (div (+ c_~m~0 (- 4294967294)) 4294967296)))) (< (+ .cse1 (* (div .cse4 4294967296) 4294967296)) .cse8)) .cse5) (or .cse0 (and (< c_~m~0 (+ 4294967291 .cse1 (* (div (+ (- 4294967290) c_~m~0) 4294967296) 4294967296))) (< (+ .cse1 (* (div .cse9 4294967296) 4294967296)) .cse10)) (< (+ (* (div (+ c_~s~0 (- 6)) 4294967296) 4294967296) 6) c_~s~0)) (or .cse0 (< (+ 5 (* (div (+ c_~s~0 (- 5)) 4294967296) 4294967296)) c_~s~0) .cse5 (and (< c_~m~0 (+ 4294967292 .cse1 (* (div (+ (- 4294967291) c_~m~0) 4294967296) 4294967296))) (< (+ (* (div .cse11 4294967296) 4294967296) .cse1) .cse9))) (or .cse0 (and (< c_~m~0 (+ 4294967290 .cse1 (* (div (+ (- 4294967289) c_~m~0) 4294967296) 4294967296))) (< (+ .cse1 (* (div .cse10 4294967296) 4294967296)) .cse6)) (< (+ 7 (* (div (+ c_~s~0 (- 7)) 4294967296) 4294967296)) c_~s~0)) (or .cse0 (and (< (+ (* (div .cse12 4294967296) 4294967296) .cse1) .cse11) (< c_~m~0 (+ .cse1 (* (div (+ (- 4294967292) c_~m~0) 4294967296) 4294967296) 4294967293))) (< (+ (* 4294967296 (div (+ c_~s~0 (- 4)) 4294967296)) 4) c_~s~0)) (or (= (mod c_~m~0 4294967296) .cse1) (not (<= .cse13 0))) (or .cse0 (and (< c_~m~0 (+ .cse1 4294967294 (* (div (+ c_~m~0 (- 4294967293)) 4294967296) 4294967296))) (< (+ (* (div .cse8 4294967296) 4294967296) .cse1) .cse12)) (< (+ (* (div (+ c_~s~0 (- 3)) 4294967296) 4294967296) 3) c_~s~0)) (or (and (< c_~m~0 (+ (* (div (+ c_~m~0 (- 4294967286)) 4294967296) 4294967296) .cse1 4294967287)) (< (+ (* 4294967296 (div .cse14 4294967296)) .cse1) (+ c_~m~0 11))) .cse15 (< 0 (mod (+ c_~t~0 4294967295) 4294967296))) (or .cse0 .cse5 .cse15 (and (< c_~m~0 (+ (* (div (+ (- 4294967287) c_~m~0) 4294967296) 4294967296) 4294967288 .cse1)) (< (+ (* (div .cse7 4294967296) 4294967296) .cse1) .cse14)))))) is different from false [2023-05-20 17:25:34,821 WARN L233 SmtUtils]: Spent 19.58s on a formula simplification that was a NOOP. DAG size: 214 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 17:25:35,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-20 17:28:29,682 WARN L233 SmtUtils]: Spent 10.44s on a formula simplification that was a NOOP. DAG size: 193 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 17:28:31,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] Received shutdown request... [2023-05-20 17:29:13,696 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 17:29:13,696 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 17:29:13,696 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 17:29:14,721 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-05-20 17:29:14,726 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-05-20 17:29:14,903 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-05-20 17:29:14,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 [2023-05-20 17:29:14,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-20 17:29:14,912 WARN L619 AbstractCegarLoop]: Verification canceled: while executing Executor. [2023-05-20 17:29:14,913 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-20 17:29:14,914 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-20 17:29:14,914 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-20 17:29:14,917 INFO L444 BasicCegarLoop]: Path program histogram: [3, 1, 1] [2023-05-20 17:29:14,919 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 17:29:14,920 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 17:29:14,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 05:29:14 BasicIcfg [2023-05-20 17:29:14,922 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 17:29:14,922 INFO L158 Benchmark]: Toolchain (without parser) took 863526.06ms. Allocated memory was 261.1MB in the beginning and 451.9MB in the end (delta: 190.8MB). Free memory was 231.4MB in the beginning and 387.2MB in the end (delta: -155.8MB). Peak memory consumption was 278.9MB. Max. memory is 8.0GB. [2023-05-20 17:29:14,923 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 207.6MB. Free memory is still 158.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 17:29:14,923 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.01ms. Allocated memory is still 261.1MB. Free memory was 231.4MB in the beginning and 227.3MB in the end (delta: 4.2MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2023-05-20 17:29:14,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.14ms. Allocated memory is still 261.1MB. Free memory was 227.3MB in the beginning and 225.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-20 17:29:14,923 INFO L158 Benchmark]: Boogie Preprocessor took 34.88ms. Allocated memory is still 261.1MB. Free memory was 225.7MB in the beginning and 224.7MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-20 17:29:14,924 INFO L158 Benchmark]: RCFGBuilder took 426.45ms. Allocated memory is still 261.1MB. Free memory was 224.1MB in the beginning and 208.4MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2023-05-20 17:29:14,924 INFO L158 Benchmark]: TraceAbstraction took 862747.16ms. Allocated memory was 261.1MB in the beginning and 451.9MB in the end (delta: 190.8MB). Free memory was 207.4MB in the beginning and 387.2MB in the end (delta: -179.9MB). Peak memory consumption was 255.8MB. Max. memory is 8.0GB. [2023-05-20 17:29:14,925 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 207.6MB. Free memory is still 158.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 267.01ms. Allocated memory is still 261.1MB. Free memory was 231.4MB in the beginning and 227.3MB in the end (delta: 4.2MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.14ms. Allocated memory is still 261.1MB. Free memory was 227.3MB in the beginning and 225.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.88ms. Allocated memory is still 261.1MB. Free memory was 225.7MB in the beginning and 224.7MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 426.45ms. Allocated memory is still 261.1MB. Free memory was 224.1MB in the beginning and 208.4MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 862747.16ms. Allocated memory was 261.1MB in the beginning and 451.9MB in the end (delta: 190.8MB). Free memory was 207.4MB in the beginning and 387.2MB in the end (delta: -179.9MB). Peak memory consumption was 255.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1241, independent: 819, independent conditional: 432, independent unconditional: 387, dependent: 422, dependent conditional: 415, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 826, independent: 819, independent conditional: 432, independent unconditional: 387, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 826, independent: 819, independent conditional: 432, independent unconditional: 387, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 826, independent: 819, independent conditional: 0, independent unconditional: 819, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 826, independent: 819, independent conditional: 0, independent unconditional: 819, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 826, independent: 819, independent conditional: 0, independent unconditional: 819, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 374, independent: 367, independent conditional: 0, independent unconditional: 367, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 374, independent: 366, independent conditional: 0, independent unconditional: 366, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 118, independent: 38, independent conditional: 0, independent unconditional: 38, dependent: 80, dependent conditional: 0, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 826, independent: 452, independent conditional: 0, independent unconditional: 452, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 374, unknown conditional: 0, unknown unconditional: 374] , Statistics on independence cache: Total cache size (in pairs): 374, Positive cache size: 367, Positive conditional cache size: 0, Positive unconditional cache size: 367, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 415 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 73, Number of trivial persistent sets: 67, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 394, independent: 387, independent conditional: 0, independent unconditional: 387, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1241, independent: 819, independent conditional: 432, independent unconditional: 387, dependent: 422, dependent conditional: 415, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 826, independent: 819, independent conditional: 432, independent unconditional: 387, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 826, independent: 819, independent conditional: 432, independent unconditional: 387, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 826, independent: 819, independent conditional: 0, independent unconditional: 819, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 826, independent: 819, independent conditional: 0, independent unconditional: 819, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 826, independent: 819, independent conditional: 0, independent unconditional: 819, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 374, independent: 367, independent conditional: 0, independent unconditional: 367, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 374, independent: 366, independent conditional: 0, independent unconditional: 366, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 118, independent: 38, independent conditional: 0, independent unconditional: 38, dependent: 80, dependent conditional: 0, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 826, independent: 452, independent conditional: 0, independent unconditional: 452, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 374, unknown conditional: 0, unknown unconditional: 374] , Statistics on independence cache: Total cache size (in pairs): 374, Positive cache size: 367, Positive conditional cache size: 0, Positive unconditional cache size: 367, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 415 - TimeoutResultAtElement [Line: 95]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while executing Executor. - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing Executor. - TimeoutResultAtElement [Line: 90]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 100 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 862.6s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 727.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 181, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 132.3s InterpolantComputationTime, 718 NumberOfCodeBlocks, 718 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 1030 ConstructedInterpolants, 0 QuantifiedInterpolants, 28673 SizeOfPredicates, 60 NumberOfNonLiveVariables, 701 ConjunctsInSsa, 123 ConjunctsInUnsatCore, 13 InterpolantComputations, 1 PerfectInterpolantSequences, 1/661 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown