/usr/bin/java -Xmx16000000000 -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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-13 20:29:40,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 20:29:40,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 20:29:40,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 20:29:40,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 20:29:40,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 20:29:40,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 20:29:40,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 20:29:40,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 20:29:40,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 20:29:40,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 20:29:40,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 20:29:40,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 20:29:40,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 20:29:40,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 20:29:40,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 20:29:40,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 20:29:40,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 20:29:40,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 20:29:40,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 20:29:40,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 20:29:40,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 20:29:40,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 20:29:40,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 20:29:40,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-11-13 20:29:40,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 20:29:40,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 20:29:40,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 20:29:40,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 20:29:40,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 20:29:40,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 20:29:40,748 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 20:29:40,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 20:29:40,749 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 20:29:40,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 20:29:40,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 20:29:40,751 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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-11-13 20:29:40,765 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 20:29:40,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 20:29:40,765 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 20:29:40,765 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 20:29:40,766 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 20:29:40,766 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 20:29:40,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 20:29:40,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 20:29:40,766 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 20:29:40,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 20:29:40,767 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 20:29:40,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 20:29:40,767 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 20:29:40,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 20:29:40,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 20:29:40,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 20:29:40,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 20:29:40,767 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 20:29:40,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 20:29:40,768 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 20:29:40,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 20:29:40,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 20:29:40,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 20:29:40,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-13 20:29:40,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 20:29:40,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 20:29:40,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 20:29:40,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 20:29:40,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 20:29:40,769 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 20:29:40,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 20:29:40,769 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 20:29:40,769 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 20:29:40,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 20:29:40,769 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 20:29:40,770 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 20:29:40,770 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-11-13 20:29:40,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 20:29:40,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 20:29:40,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 20:29:40,925 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 20:29:40,926 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 20:29:40,926 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c [2021-11-13 20:29:40,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29d33ca28/a8fe2ba9d3844856ae2d779053abcd4c/FLAGedc42c276 [2021-11-13 20:29:41,374 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 20:29:41,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c [2021-11-13 20:29:41,378 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29d33ca28/a8fe2ba9d3844856ae2d779053abcd4c/FLAGedc42c276 [2021-11-13 20:29:41,387 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29d33ca28/a8fe2ba9d3844856ae2d779053abcd4c [2021-11-13 20:29:41,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 20:29:41,396 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-13 20:29:41,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 20:29:41,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 20:29:41,401 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 20:29:41,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:29:41" (1/1) ... [2021-11-13 20:29:41,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5630a412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:41, skipping insertion in model container [2021-11-13 20:29:41,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:29:41" (1/1) ... [2021-11-13 20:29:41,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 20:29:41,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 20:29:41,576 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c[2669,2682] [2021-11-13 20:29:41,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 20:29:41,586 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 20:29:41,618 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c[2669,2682] [2021-11-13 20:29:41,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 20:29:41,627 INFO L208 MainTranslator]: Completed translation [2021-11-13 20:29:41,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:41 WrapperNode [2021-11-13 20:29:41,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 20:29:41,628 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 20:29:41,628 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 20:29:41,628 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 20:29:41,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:41" (1/1) ... [2021-11-13 20:29:41,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:41" (1/1) ... [2021-11-13 20:29:41,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 20:29:41,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 20:29:41,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 20:29:41,659 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 20:29:41,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:41" (1/1) ... [2021-11-13 20:29:41,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:41" (1/1) ... [2021-11-13 20:29:41,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:41" (1/1) ... [2021-11-13 20:29:41,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:41" (1/1) ... [2021-11-13 20:29:41,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:41" (1/1) ... [2021-11-13 20:29:41,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:41" (1/1) ... [2021-11-13 20:29:41,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:41" (1/1) ... [2021-11-13 20:29:41,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 20:29:41,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 20:29:41,675 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 20:29:41,675 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 20:29:41,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:41" (1/1) ... [2021-11-13 20:29:41,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 20:29:41,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-13 20:29:41,708 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) [2021-11-13 20:29:41,724 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 [2021-11-13 20:29:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-13 20:29:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-13 20:29:41,732 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-13 20:29:41,732 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-13 20:29:41,732 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-13 20:29:41,732 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-13 20:29:41,734 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-13 20:29:41,734 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-13 20:29:41,736 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-13 20:29:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 20:29:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 20:29:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 20:29:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 20:29:41,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 20:29:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 20:29:41,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 20:29:41,738 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 20:29:41,991 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 20:29:41,991 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-13 20:29:41,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:29:41 BoogieIcfgContainer [2021-11-13 20:29:41,992 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 20:29:41,993 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 20:29:41,993 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 20:29:41,995 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 20:29:41,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 08:29:41" (1/3) ... [2021-11-13 20:29:41,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@782f3dfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 08:29:41, skipping insertion in model container [2021-11-13 20:29:41,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:41" (2/3) ... [2021-11-13 20:29:41,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@782f3dfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 08:29:41, skipping insertion in model container [2021-11-13 20:29:41,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:29:41" (3/3) ... [2021-11-13 20:29:41,997 INFO L111 eAbstractionObserver]: Analyzing ICFG bench-exp2x9.wvr.c [2021-11-13 20:29:42,000 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 20:29:42,000 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 20:29:42,000 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 20:29:42,000 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 20:29:42,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,021 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,021 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,021 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,021 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,022 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,022 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,022 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,022 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,023 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,023 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,023 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,023 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,025 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,025 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,027 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,028 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,028 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,028 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,029 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,029 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 20:29:42,031 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-11-13 20:29:42,058 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 20:29:42,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-13 20:29:42,059 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) [2021-11-13 20:29:42,060 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 [2021-11-13 20:29:42,079 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 20:29:42,082 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, 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 [2021-11-13 20:29:42,083 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-13 20:29:42,213 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 20:29:42,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 20:29:42,216 INFO L85 PathProgramCache]: Analyzing trace with hash 584613736, now seen corresponding path program 1 times [2021-11-13 20:29:42,222 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 20:29:42,222 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244296684] [2021-11-13 20:29:42,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 20:29:42,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 20:29:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 20:29:42,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 20:29:42,347 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 20:29:42,347 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244296684] [2021-11-13 20:29:42,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244296684] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 20:29:42,348 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 20:29:42,348 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 20:29:42,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329524873] [2021-11-13 20:29:42,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 20:29:42,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 20:29:42,355 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 20:29:42,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 20:29:42,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 20:29:42,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:29:42,370 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 20:29:42,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 47.0) internal successors, (94), 2 states have internal predecessors, (94), 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) [2021-11-13 20:29:42,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:29:42,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:29:42,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 20:29:42,416 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 20:29:42,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 20:29:42,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1720404299, now seen corresponding path program 1 times [2021-11-13 20:29:42,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 20:29:42,417 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344719975] [2021-11-13 20:29:42,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 20:29:42,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 20:29:42,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 20:29:42,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 20:29:42,851 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 20:29:42,852 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344719975] [2021-11-13 20:29:42,852 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344719975] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 20:29:42,852 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 20:29:42,852 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 20:29:42,852 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013572990] [2021-11-13 20:29:42,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 20:29:42,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 20:29:42,854 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 20:29:42,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 20:29:42,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-13 20:29:42,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:29:42,856 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 20:29:42,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 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) [2021-11-13 20:29:42,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:29:42,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:29:43,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:29:43,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 20:29:43,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 20:29:43,067 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 20:29:43,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 20:29:43,067 INFO L85 PathProgramCache]: Analyzing trace with hash -2048113968, now seen corresponding path program 1 times [2021-11-13 20:29:43,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 20:29:43,068 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362845535] [2021-11-13 20:29:43,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 20:29:43,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 20:29:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 20:29:43,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 20:29:43,253 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 20:29:43,254 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362845535] [2021-11-13 20:29:43,254 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362845535] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 20:29:43,254 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 20:29:43,255 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 20:29:43,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294396638] [2021-11-13 20:29:43,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 20:29:43,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 20:29:43,256 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 20:29:43,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 20:29:43,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-11-13 20:29:43,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:29:43,257 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 20:29:43,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 6 states have internal predecessors, (100), 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) [2021-11-13 20:29:43,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:29:43,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 20:29:43,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:29:43,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:29:43,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 20:29:43,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 20:29:43,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 20:29:43,392 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 20:29:43,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 20:29:43,393 INFO L85 PathProgramCache]: Analyzing trace with hash 446012346, now seen corresponding path program 1 times [2021-11-13 20:29:43,393 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 20:29:43,393 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849583517] [2021-11-13 20:29:43,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 20:29:43,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 20:29:43,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 20:29:43,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 20:29:43,559 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 20:29:43,560 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849583517] [2021-11-13 20:29:43,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849583517] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 20:29:43,560 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [155847171] [2021-11-13 20:29:43,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 20:29:43,560 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 20:29:43,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-13 20:29:43,561 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) [2021-11-13 20:29:43,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 20:29:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 20:29:43,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 20:29:43,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 20:29:44,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 20:29:44,031 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 20:29:44,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 20:29:44,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [155847171] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 20:29:44,805 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 20:29:44,805 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 14 [2021-11-13 20:29:44,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563133377] [2021-11-13 20:29:44,805 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 20:29:44,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-13 20:29:44,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 20:29:44,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-13 20:29:44,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2021-11-13 20:29:44,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:29:44,807 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 20:29:44,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 13.285714285714286) internal successors, (186), 14 states have internal predecessors, (186), 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) [2021-11-13 20:29:44,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:29:44,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 20:29:44,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 20:29:44,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:29:45,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 20:29:45,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 20:29:45,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 20:29:45,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 20:29:45,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-13 20:29:45,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-11-13 20:29:45,372 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 20:29:45,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 20:29:45,372 INFO L85 PathProgramCache]: Analyzing trace with hash 61756117, now seen corresponding path program 1 times [2021-11-13 20:29:45,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 20:29:45,372 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777434259] [2021-11-13 20:29:45,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 20:29:45,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 20:29:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 20:30:04,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 20:30:04,896 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 20:30:04,896 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777434259] [2021-11-13 20:30:04,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777434259] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 20:30:04,896 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [131503170] [2021-11-13 20:30:04,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 20:30:04,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 20:30:04,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-13 20:30:04,897 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) [2021-11-13 20:30:04,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-13 20:31:57,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 20:31:57,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-13 20:31:57,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2021-11-13 20:44:26,987 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-11-13 20:44:26,988 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 [2021-11-13 20:44:26,991 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 [2021-11-13 20:44:28,020 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 0 [2021-11-13 20:44:28,024 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-11-13 20:44:28,031 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-11-13 20:44:30,055 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-13 20:44:30,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 20:44:30,055 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 109 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while executing Executor. [2021-11-13 20:44:30,059 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-13 20:44:30,059 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-13 20:44:30,059 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-13 20:44:30,059 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-13 20:44:30,081 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-13 20:44:30,082 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 20:44:30,082 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 20:44:30,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 08:44:30 BasicIcfg [2021-11-13 20:44:30,084 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 20:44:30,084 INFO L158 Benchmark]: Toolchain (without parser) took 888688.28ms. Allocated memory was 362.8MB in the beginning and 746.6MB in the end (delta: 383.8MB). Free memory was 304.7MB in the beginning and 601.3MB in the end (delta: -296.6MB). Peak memory consumption was 694.2MB. Max. memory is 16.0GB. [2021-11-13 20:44:30,084 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 362.8MB. Free memory was 321.2MB in the beginning and 321.1MB in the end (delta: 125.8kB). There was no memory consumed. Max. memory is 16.0GB. [2021-11-13 20:44:30,085 INFO L158 Benchmark]: CACSL2BoogieTranslator took 227.90ms. Allocated memory was 362.8MB in the beginning and 490.7MB in the end (delta: 127.9MB). Free memory was 304.6MB in the beginning and 459.1MB in the end (delta: -154.5MB). Peak memory consumption was 10.6MB. Max. memory is 16.0GB. [2021-11-13 20:44:30,085 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.84ms. Allocated memory is still 490.7MB. Free memory was 459.1MB in the beginning and 458.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.0GB. [2021-11-13 20:44:30,085 INFO L158 Benchmark]: Boogie Preprocessor took 15.52ms. Allocated memory is still 490.7MB. Free memory was 458.1MB in the beginning and 456.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-13 20:44:30,085 INFO L158 Benchmark]: RCFGBuilder took 317.55ms. Allocated memory is still 490.7MB. Free memory was 456.0MB in the beginning and 440.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. [2021-11-13 20:44:30,086 INFO L158 Benchmark]: TraceAbstraction took 888090.55ms. Allocated memory was 490.7MB in the beginning and 746.6MB in the end (delta: 255.9MB). Free memory was 440.2MB in the beginning and 601.3MB in the end (delta: -161.1MB). Peak memory consumption was 701.0MB. Max. memory is 16.0GB. [2021-11-13 20:44:30,087 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 362.8MB. Free memory was 321.2MB in the beginning and 321.1MB in the end (delta: 125.8kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 227.90ms. Allocated memory was 362.8MB in the beginning and 490.7MB in the end (delta: 127.9MB). Free memory was 304.6MB in the beginning and 459.1MB in the end (delta: -154.5MB). Peak memory consumption was 10.6MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 30.84ms. Allocated memory is still 490.7MB. Free memory was 459.1MB in the beginning and 458.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Preprocessor took 15.52ms. Allocated memory is still 490.7MB. Free memory was 458.1MB in the beginning and 456.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 317.55ms. Allocated memory is still 490.7MB. Free memory was 456.0MB in the beginning and 440.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. * TraceAbstraction took 888090.55ms. Allocated memory was 490.7MB in the beginning and 746.6MB in the end (delta: 255.9MB). Free memory was 440.2MB in the beginning and 601.3MB in the end (delta: -161.1MB). Peak memory consumption was 701.0MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7736, positive: 6601, positive conditional: 3977, positive unconditional: 2624, negative: 1135, negative conditional: 1130, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6606, positive: 6601, positive conditional: 3977, positive unconditional: 2624, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6606, positive: 6601, positive conditional: 3977, positive unconditional: 2624, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6606, positive: 6601, positive conditional: 2355, positive unconditional: 4246, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6606, positive: 6601, positive conditional: 1922, positive unconditional: 4679, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6606, positive: 6601, positive conditional: 1922, positive unconditional: 4679, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2590, positive: 2585, positive conditional: 4, positive unconditional: 2581, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2590, positive: 2585, positive conditional: 0, positive unconditional: 2585, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 38, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6606, positive: 4016, positive conditional: 1918, positive unconditional: 2098, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2590, unknown conditional: 4, unknown unconditional: 2586] , Statistics on independence cache: Total cache size (in pairs): 2590, Positive cache size: 2585, Positive conditional cache size: 4, Positive unconditional cache size: 2581, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Eliminated conditions: 433, Maximal queried relation: 0, Independence queries for same thread: 1130 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 80.71ms, Number of persistent set computation: 108, Number of trivial persistent sets: 61, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2629, positive: 2624, positive conditional: 0, positive unconditional: 2624, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7736, positive: 6601, positive conditional: 3977, positive unconditional: 2624, negative: 1135, negative conditional: 1130, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6606, positive: 6601, positive conditional: 3977, positive unconditional: 2624, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6606, positive: 6601, positive conditional: 3977, positive unconditional: 2624, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6606, positive: 6601, positive conditional: 2355, positive unconditional: 4246, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6606, positive: 6601, positive conditional: 1922, positive unconditional: 4679, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6606, positive: 6601, positive conditional: 1922, positive unconditional: 4679, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2590, positive: 2585, positive conditional: 4, positive unconditional: 2581, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2590, positive: 2585, positive conditional: 0, positive unconditional: 2585, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 38, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6606, positive: 4016, positive conditional: 1918, positive unconditional: 2098, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2590, unknown conditional: 4, unknown unconditional: 2586] , Statistics on independence cache: Total cache size (in pairs): 2590, Positive cache size: 2585, Positive conditional cache size: 4, Positive unconditional cache size: 2581, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Eliminated conditions: 433, Maximal queried relation: 0, Independence queries for same thread: 1130 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 116]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 109 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 109 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 106]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 109 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 109 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 109 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 188 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 888.0s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.9s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 29, 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: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 486 NumberOfCodeBlocks, 486 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 580 ConstructedInterpolants, 0 QuantifiedInterpolants, 6991 SizeOfPredicates, 10 NumberOfNonLiveVariables, 234 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 1/4 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