/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-01 21:00:41,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-01 21:00:41,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-01 21:00:41,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-01 21:00:41,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-01 21:00:41,680 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-01 21:00:41,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-01 21:00:41,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-01 21:00:41,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-01 21:00:41,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-01 21:00:41,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-01 21:00:41,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-01 21:00:41,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-01 21:00:41,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-01 21:00:41,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-01 21:00:41,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-01 21:00:41,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-01 21:00:41,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-01 21:00:41,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-01 21:00:41,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-01 21:00:41,696 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-01 21:00:41,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-01 21:00:41,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-01 21:00:41,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-01 21:00:41,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-01 21:00:41,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-01 21:00:41,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-01 21:00:41,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-01 21:00:41,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-01 21:00:41,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-01 21:00:41,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-01 21:00:41,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-01 21:00:41,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-01 21:00:41,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-01 21:00:41,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-01 21:00:41,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-01 21:00:41,710 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-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf [2022-03-01 21:00:41,729 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-01 21:00:41,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-01 21:00:41,730 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-01 21:00:41,730 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-01 21:00:41,731 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-01 21:00:41,731 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-01 21:00:41,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-01 21:00:41,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-01 21:00:41,732 INFO L138 SettingsManager]: * Use SBE=true [2022-03-01 21:00:41,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-01 21:00:41,732 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-01 21:00:41,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-01 21:00:41,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-01 21:00:41,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-01 21:00:41,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-01 21:00:41,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-01 21:00:41,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-01 21:00:41,734 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-01 21:00:41,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-01 21:00:41,734 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-01 21:00:41,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-01 21:00:41,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-01 21:00:41,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-01 21:00:41,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-01 21:00:41,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-01 21:00:41,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 21:00:41,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-01 21:00:41,736 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-01 21:00:41,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-01 21:00:41,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-01 21:00:41,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-01 21:00:41,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-01 21:00:41,736 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-01 21:00:41,737 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-01 21:00:41,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-01 21:00:41,737 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-01 21:00:41,737 INFO L138 SettingsManager]: * MCR: Overapproximate write-read-write conflicts=false [2022-03-01 21:00:41,737 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-01 21:00:41,737 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-01 21:00:41,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-01 21:00:41,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-01 21:00:41,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-01 21:00:41,970 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-01 21:00:41,975 INFO L275 PluginConnector]: CDTParser initialized [2022-03-01 21:00:41,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c [2022-03-01 21:00:42,048 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5810cad80/ac25d80988804dd6ae8a8267a10b0444/FLAG96409ae2f [2022-03-01 21:00:42,426 INFO L306 CDTParser]: Found 1 translation units. [2022-03-01 21:00:42,427 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x6.wvr.c [2022-03-01 21:00:42,433 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5810cad80/ac25d80988804dd6ae8a8267a10b0444/FLAG96409ae2f [2022-03-01 21:00:42,451 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5810cad80/ac25d80988804dd6ae8a8267a10b0444 [2022-03-01 21:00:42,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-01 21:00:42,457 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-01 21:00:42,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-01 21:00:42,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-01 21:00:42,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-01 21:00:42,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 09:00:42" (1/1) ... [2022-03-01 21:00:42,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@852f82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 09:00:42, skipping insertion in model container [2022-03-01 21:00:42,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 09:00:42" (1/1) ... [2022-03-01 21:00:42,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-01 21:00:42,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-01 21:00:42,726 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/bench-exp2x6.wvr.c[2453,2466] [2022-03-01 21:00:42,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 21:00:42,736 INFO L203 MainTranslator]: Completed pre-run [2022-03-01 21:00:42,754 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/bench-exp2x6.wvr.c[2453,2466] [2022-03-01 21:00:42,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 21:00:42,770 INFO L208 MainTranslator]: Completed translation [2022-03-01 21:00:42,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 09:00:42 WrapperNode [2022-03-01 21:00:42,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-01 21:00:42,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-01 21:00:42,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-01 21:00:42,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-01 21:00:42,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 09:00:42" (1/1) ... [2022-03-01 21:00:42,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 09:00:42" (1/1) ... [2022-03-01 21:00:42,807 INFO L137 Inliner]: procedures = 20, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2022-03-01 21:00:42,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-01 21:00:42,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-01 21:00:42,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-01 21:00:42,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-01 21:00:42,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 09:00:42" (1/1) ... [2022-03-01 21:00:42,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 09:00:42" (1/1) ... [2022-03-01 21:00:42,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 09:00:42" (1/1) ... [2022-03-01 21:00:42,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 09:00:42" (1/1) ... [2022-03-01 21:00:42,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 09:00:42" (1/1) ... [2022-03-01 21:00:42,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 09:00:42" (1/1) ... [2022-03-01 21:00:42,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 09:00:42" (1/1) ... [2022-03-01 21:00:42,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-01 21:00:42,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-01 21:00:42,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-01 21:00:42,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-01 21:00:42,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 09:00:42" (1/1) ... [2022-03-01 21:00:42,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 21:00:42,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 21:00:42,870 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-01 21:00:42,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-01 21:00:42,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-01 21:00:42,915 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-01 21:00:42,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-01 21:00:42,915 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-01 21:00:42,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-01 21:00:42,915 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-01 21:00:42,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-01 21:00:42,916 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-03-01 21:00:42,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-03-01 21:00:42,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-01 21:00:42,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-01 21:00:42,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-01 21:00:42,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-01 21:00:42,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-01 21:00:42,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-01 21:00:42,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-01 21:00:42,918 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-01 21:00:42,980 INFO L234 CfgBuilder]: Building ICFG [2022-03-01 21:00:42,982 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-01 21:00:43,167 INFO L275 CfgBuilder]: Performing block encoding [2022-03-01 21:00:43,175 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-01 21:00:43,175 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-03-01 21:00:43,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 09:00:43 BoogieIcfgContainer [2022-03-01 21:00:43,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-01 21:00:43,178 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-01 21:00:43,179 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-01 21:00:43,181 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-01 21:00:43,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.03 09:00:42" (1/3) ... [2022-03-01 21:00:43,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@541ae7ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 09:00:43, skipping insertion in model container [2022-03-01 21:00:43,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 09:00:42" (2/3) ... [2022-03-01 21:00:43,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@541ae7ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 09:00:43, skipping insertion in model container [2022-03-01 21:00:43,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 09:00:43" (3/3) ... [2022-03-01 21:00:43,184 INFO L111 eAbstractionObserver]: Analyzing ICFG bench-exp2x6.wvr.c [2022-03-01 21:00:43,188 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-01 21:00:43,188 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-01 21:00:43,188 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-01 21:00:43,188 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-01 21:00:43,273 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,273 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,273 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,273 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,281 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,281 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,281 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,281 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,283 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,283 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,284 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,284 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,286 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,286 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,287 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,287 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,292 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,292 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,296 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,296 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,299 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,299 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,300 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,300 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 21:00:43,307 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-03-01 21:00:43,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-01 21:00:43,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 21:00:43,351 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-03-01 21:00:43,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-03-01 21:00:43,384 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-01 21:00:43,389 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=false [2022-03-01 21:00:43,391 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-03-01 21:00:43,509 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 311 transitions and produced 312 states. [2022-03-01 21:00:43,512 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)] === [2022-03-01 21:00:43,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 21:00:43,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1911691711, now seen corresponding path program 1 times [2022-03-01 21:00:43,531 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 21:00:43,531 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630461940] [2022-03-01 21:00:43,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 21:00:43,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 21:00:43,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 21:00:43,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 21:00:43,860 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 21:00:43,860 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630461940] [2022-03-01 21:00:43,860 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630461940] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 21:00:43,861 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 21:00:43,861 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-01 21:00:43,862 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129884392] [2022-03-01 21:00:43,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 21:00:43,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-01 21:00:43,867 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 21:00:43,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-01 21:00:43,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-01 21:00:43,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-01 21:00:43,888 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-01 21:00:43,889 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) [2022-03-01 21:00:43,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-01 21:00:43,950 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 311 transitions and produced 312 states. [2022-03-01 21:00:43,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-01 21:00:43,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-01 21:00:43,951 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)] === [2022-03-01 21:00:43,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 21:00:43,952 INFO L85 PathProgramCache]: Analyzing trace with hash 353551930, now seen corresponding path program 1 times [2022-03-01 21:00:43,953 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 21:00:43,953 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069267228] [2022-03-01 21:00:43,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 21:00:43,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 21:00:44,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 21:00:44,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 21:00:44,511 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 21:00:44,512 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069267228] [2022-03-01 21:00:44,513 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069267228] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 21:00:44,513 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 21:00:44,513 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-01 21:00:44,514 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926321044] [2022-03-01 21:00:44,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 21:00:44,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-01 21:00:44,516 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 21:00:44,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-01 21:00:44,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-03-01 21:00:44,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-01 21:00:44,521 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-01 21:00:44,522 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) [2022-03-01 21:00:44,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-01 21:00:44,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-01 21:00:44,836 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 379 transitions and produced 362 states. [2022-03-01 21:00:44,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-01 21:00:44,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-01 21:00:44,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-01 21:00:44,838 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)] === [2022-03-01 21:00:44,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 21:00:44,839 INFO L85 PathProgramCache]: Analyzing trace with hash 1118418852, now seen corresponding path program 1 times [2022-03-01 21:00:44,839 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 21:00:44,839 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185349343] [2022-03-01 21:00:44,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 21:00:44,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 21:00:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 21:00:45,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 21:00:45,250 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 21:00:45,250 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185349343] [2022-03-01 21:00:45,251 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185349343] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 21:00:45,251 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 21:00:45,251 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-01 21:00:45,251 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362547186] [2022-03-01 21:00:45,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 21:00:45,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 21:00:45,253 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 21:00:45,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 21:00:45,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-03-01 21:00:45,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-01 21:00:45,254 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-01 21:00:45,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 21:00:45,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-01 21:00:45,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-01 21:00:45,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-01 21:00:45,539 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 607 transitions and produced 449 states. [2022-03-01 21:00:45,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-01 21:00:45,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-01 21:00:45,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-01 21:00:45,540 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-01 21:00:45,541 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)] === [2022-03-01 21:00:45,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 21:00:45,542 INFO L85 PathProgramCache]: Analyzing trace with hash 518360785, now seen corresponding path program 1 times [2022-03-01 21:00:45,542 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 21:00:45,542 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355871651] [2022-03-01 21:00:45,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 21:00:45,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 21:00:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 21:00:45,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 21:00:45,866 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 21:00:45,866 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355871651] [2022-03-01 21:00:45,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355871651] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 21:00:45,866 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2115326621] [2022-03-01 21:00:45,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 21:00:45,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 21:00:45,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 21:00:45,872 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 21:00:45,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-01 21:00:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 21:00:46,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-01 21:00:46,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 21:00:46,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 21:00:46,517 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 21:00:46,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 21:00:46,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2115326621] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-01 21:00:46,866 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-01 21:00:46,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 14 [2022-03-01 21:00:46,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121641402] [2022-03-01 21:00:46,866 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-01 21:00:46,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-01 21:00:46,867 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 21:00:46,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-01 21:00:46,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2022-03-01 21:00:46,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-01 21:00:46,868 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-01 21:00:46,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 12.857142857142858) internal successors, (180), 14 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 21:00:46,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-01 21:00:46,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-01 21:00:46,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-03-01 21:00:46,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-01 21:00:47,439 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 619 transitions and produced 461 states. [2022-03-01 21:00:47,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-01 21:00:47,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-01 21:00:47,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-01 21:00:47,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-01 21:00:47,464 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-01 21:00:47,641 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 [2022-03-01 21:00:47,642 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)] === [2022-03-01 21:00:47,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 21:00:47,642 INFO L85 PathProgramCache]: Analyzing trace with hash -687884947, now seen corresponding path program 1 times [2022-03-01 21:00:47,643 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 21:00:47,643 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482174378] [2022-03-01 21:00:47,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 21:00:47,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 21:00:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 21:00:49,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 21:00:49,548 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 21:00:49,548 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482174378] [2022-03-01 21:00:49,548 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482174378] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 21:00:49,548 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1177244413] [2022-03-01 21:00:49,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 21:00:49,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 21:00:49,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 21:00:49,550 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) [2022-03-01 21:00:49,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-01 21:01:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 21:01:21,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 28 conjunts are in the unsatisfiable core [2022-03-01 21:01:21,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2022-03-01 21:15:19,036 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 [2022-03-01 21:15:19,036 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 [2022-03-01 21:15:19,036 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 [2022-03-01 21:15:19,943 WARN L244 SmtUtils]: Removed 1 from assertion stack [2022-03-01 21:15:19,946 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-03-01 21:15:19,956 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-03-01 21:15:20,046 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 [2022-03-01 21:15:20,054 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 [2022-03-01 21:15:20,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 21:15:20,150 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 103 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-1035-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. [2022-03-01 21:15:20,152 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2022-03-01 21:15:20,153 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2022-03-01 21:15:20,153 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2022-03-01 21:15:20,153 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2022-03-01 21:15:20,159 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-03-01 21:15:20,161 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-01 21:15:20,161 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-01 21:15:20,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.03 09:15:20 BasicIcfg [2022-03-01 21:15:20,163 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-01 21:15:20,164 INFO L158 Benchmark]: Toolchain (without parser) took 877706.78ms. Allocated memory was 192.9MB in the beginning and 742.4MB in the end (delta: 549.5MB). Free memory was 136.2MB in the beginning and 519.0MB in the end (delta: -382.8MB). Peak memory consumption was 515.7MB. Max. memory is 8.0GB. [2022-03-01 21:15:20,164 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 192.9MB. Free memory is still 152.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-01 21:15:20,164 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.00ms. Allocated memory is still 192.9MB. Free memory was 136.0MB in the beginning and 160.8MB in the end (delta: -24.8MB). Peak memory consumption was 12.1MB. Max. memory is 8.0GB. [2022-03-01 21:15:20,165 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.36ms. Allocated memory is still 192.9MB. Free memory was 160.8MB in the beginning and 159.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-01 21:15:20,165 INFO L158 Benchmark]: Boogie Preprocessor took 24.11ms. Allocated memory is still 192.9MB. Free memory was 159.1MB in the beginning and 158.0MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-01 21:15:20,166 INFO L158 Benchmark]: RCFGBuilder took 344.44ms. Allocated memory is still 192.9MB. Free memory was 157.7MB in the beginning and 144.4MB in the end (delta: 13.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-03-01 21:15:20,166 INFO L158 Benchmark]: TraceAbstraction took 876984.87ms. Allocated memory was 192.9MB in the beginning and 742.4MB in the end (delta: 549.5MB). Free memory was 143.7MB in the beginning and 519.0MB in the end (delta: -375.3MB). Peak memory consumption was 524.5MB. Max. memory is 8.0GB. [2022-03-01 21:15:20,168 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 192.9MB. Free memory is still 152.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 311.00ms. Allocated memory is still 192.9MB. Free memory was 136.0MB in the beginning and 160.8MB in the end (delta: -24.8MB). Peak memory consumption was 12.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.36ms. Allocated memory is still 192.9MB. Free memory was 160.8MB in the beginning and 159.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.11ms. Allocated memory is still 192.9MB. Free memory was 159.1MB in the beginning and 158.0MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 344.44ms. Allocated memory is still 192.9MB. Free memory was 157.7MB in the beginning and 144.4MB in the end (delta: 13.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 876984.87ms. Allocated memory was 192.9MB in the beginning and 742.4MB in the end (delta: 549.5MB). Free memory was 143.7MB in the beginning and 519.0MB in the end (delta: -375.3MB). Peak memory consumption was 524.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - 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: 104]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 103 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-1035-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 97]: 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 103 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-1035-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 96]: 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 103 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-1035-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 94]: 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 103 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-1035-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 95]: 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 103 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-1035-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 164 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 876.8s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.3s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 30, 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, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 477 NumberOfCodeBlocks, 477 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 568 ConstructedInterpolants, 0 QuantifiedInterpolants, 6873 SizeOfPredicates, 10 NumberOfNonLiveVariables, 257 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