/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-exp3x3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 02:45:30,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 02:45:30,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 02:45:30,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 02:45:30,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 02:45:30,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 02:45:30,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 02:45:30,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 02:45:30,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 02:45:30,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 02:45:30,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 02:45:30,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 02:45:30,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 02:45:30,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 02:45:30,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 02:45:30,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 02:45:30,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 02:45:30,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 02:45:30,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 02:45:30,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 02:45:30,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 02:45:30,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 02:45:30,820 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 02:45:30,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 02:45:30,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-16 02:45:30,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-16 02:45:30,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-16 02:45:30,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-16 02:45:30,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-16 02:45:30,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-16 02:45:30,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-16 02:45:30,835 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-16 02:45:30,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-16 02:45:30,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 02:45:30,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 02:45:30,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 02:45:30,837 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 [2022-03-16 02:45:30,865 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 02:45:30,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 02:45:30,866 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 02:45:30,866 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 02:45:30,867 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 02:45:30,867 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 02:45:30,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 02:45:30,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 02:45:30,868 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 02:45:30,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 02:45:30,869 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 02:45:30,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 02:45:30,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 02:45:30,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 02:45:30,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 02:45:30,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 02:45:30,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 02:45:30,869 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 02:45:30,870 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 02:45:30,870 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 02:45:30,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 02:45:30,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 02:45:30,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 02:45:30,870 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 02:45:30,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 02:45:30,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 02:45:30,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 02:45:30,872 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 02:45:30,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 02:45:30,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 02:45:30,872 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 02:45:30,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 02:45:30,872 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 02:45:30,872 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 02:45:30,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 02:45:30,873 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 02:45:30,873 INFO L138 SettingsManager]: * MCR: Overapproximate write-read-write conflicts=false [2022-03-16 02:45:30,873 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 02:45:30,873 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 02:45:31,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 02:45:31,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 02:45:31,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 02:45:31,112 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-16 02:45:31,112 INFO L275 PluginConnector]: CDTParser initialized [2022-03-16 02:45:31,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp3x3.wvr.c [2022-03-16 02:45:31,170 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5287439de/8a1c7830c1f04098b5bae88e2a4995c7/FLAGd7841fb8f [2022-03-16 02:45:31,567 INFO L306 CDTParser]: Found 1 translation units. [2022-03-16 02:45:31,567 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3.wvr.c [2022-03-16 02:45:31,579 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5287439de/8a1c7830c1f04098b5bae88e2a4995c7/FLAGd7841fb8f [2022-03-16 02:45:31,590 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5287439de/8a1c7830c1f04098b5bae88e2a4995c7 [2022-03-16 02:45:31,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 02:45:31,594 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-16 02:45:31,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-16 02:45:31,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-16 02:45:31,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-16 02:45:31,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 02:45:31" (1/1) ... [2022-03-16 02:45:31,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b0fc068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:45:31, skipping insertion in model container [2022-03-16 02:45:31,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 02:45:31" (1/1) ... [2022-03-16 02:45:31,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-16 02:45:31,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-16 02:45:31,793 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-exp3x3.wvr.c[2625,2638] [2022-03-16 02:45:31,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 02:45:31,802 INFO L203 MainTranslator]: Completed pre-run [2022-03-16 02:45:31,823 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-exp3x3.wvr.c[2625,2638] [2022-03-16 02:45:31,824 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 02:45:31,837 INFO L208 MainTranslator]: Completed translation [2022-03-16 02:45:31,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:45:31 WrapperNode [2022-03-16 02:45:31,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-16 02:45:31,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 02:45:31,839 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 02:45:31,839 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 02:45:31,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:45:31" (1/1) ... [2022-03-16 02:45:31,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:45:31" (1/1) ... [2022-03-16 02:45:31,872 INFO L137 Inliner]: procedures = 22, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 125 [2022-03-16 02:45:31,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 02:45:31,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 02:45:31,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 02:45:31,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 02:45:31,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:45:31" (1/1) ... [2022-03-16 02:45:31,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:45:31" (1/1) ... [2022-03-16 02:45:31,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:45:31" (1/1) ... [2022-03-16 02:45:31,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:45:31" (1/1) ... [2022-03-16 02:45:31,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:45:31" (1/1) ... [2022-03-16 02:45:31,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:45:31" (1/1) ... [2022-03-16 02:45:31,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:45:31" (1/1) ... [2022-03-16 02:45:31,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 02:45:31,897 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 02:45:31,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 02:45:31,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 02:45:31,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:45:31" (1/1) ... [2022-03-16 02:45:31,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 02:45:31,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 02:45:31,933 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) [2022-03-16 02:45:31,943 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 [2022-03-16 02:45:31,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-16 02:45:31,968 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-16 02:45:31,968 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-16 02:45:31,968 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-16 02:45:31,968 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-16 02:45:31,969 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-16 02:45:31,969 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-16 02:45:31,969 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-03-16 02:45:31,969 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-03-16 02:45:31,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-16 02:45:31,969 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-03-16 02:45:31,969 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-03-16 02:45:31,969 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-03-16 02:45:31,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-03-16 02:45:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-16 02:45:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-16 02:45:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 02:45:31,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 02:45:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-16 02:45:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-16 02:45:31,972 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-16 02:45:32,055 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 02:45:32,056 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 02:45:32,326 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 02:45:32,335 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 02:45:32,335 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-03-16 02:45:32,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 02:45:32 BoogieIcfgContainer [2022-03-16 02:45:32,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 02:45:32,339 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 02:45:32,339 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 02:45:32,342 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 02:45:32,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 02:45:31" (1/3) ... [2022-03-16 02:45:32,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13151c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 02:45:32, skipping insertion in model container [2022-03-16 02:45:32,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 02:45:31" (2/3) ... [2022-03-16 02:45:32,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13151c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 02:45:32, skipping insertion in model container [2022-03-16 02:45:32,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 02:45:32" (3/3) ... [2022-03-16 02:45:32,345 INFO L111 eAbstractionObserver]: Analyzing ICFG bench-exp3x3.wvr.c [2022-03-16 02:45:32,349 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 02:45:32,349 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 02:45:32,349 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-16 02:45:32,350 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 02:45:32,403 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,404 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,404 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,404 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,405 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,405 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,405 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,406 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,406 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,407 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,407 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,407 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,408 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,408 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,408 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,408 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,409 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,410 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,410 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,410 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,411 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,411 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,411 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,411 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,415 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,415 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,417 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,417 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,418 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,418 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,419 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,419 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,420 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,420 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,421 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,421 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 02:45:32,428 INFO L148 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2022-03-16 02:45:32,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 02:45:32,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 02:45:32,470 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) [2022-03-16 02:45:32,478 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 [2022-03-16 02:45:32,502 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 02:45:32,509 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 [2022-03-16 02:45:32,510 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-03-16 02:45:36,657 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 614 transitions and produced 615 states. [2022-03-16 02:45:36,660 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2022-03-16 02:45:36,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 02:45:36,665 INFO L85 PathProgramCache]: Analyzing trace with hash 814659193, now seen corresponding path program 1 times [2022-03-16 02:45:36,673 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 02:45:36,674 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745116185] [2022-03-16 02:45:36,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 02:45:36,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 02:45:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 02:45:36,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 02:45:36,982 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 02:45:36,982 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745116185] [2022-03-16 02:45:36,983 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745116185] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 02:45:36,984 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 02:45:36,984 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-16 02:45:36,986 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131031831] [2022-03-16 02:45:36,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 02:45:36,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-16 02:45:36,995 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 02:45:37,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-16 02:45:37,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-16 02:45:37,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 02:45:37,022 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 02:45:37,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 63.0) internal successors, (126), 2 states have internal predecessors, (126), 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) [2022-03-16 02:45:37,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 02:45:39,278 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 614 transitions and produced 615 states. [2022-03-16 02:45:39,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 02:45:39,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-16 02:45:39,280 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2022-03-16 02:45:39,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 02:45:39,281 INFO L85 PathProgramCache]: Analyzing trace with hash 722691820, now seen corresponding path program 1 times [2022-03-16 02:45:39,281 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 02:45:39,282 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869804600] [2022-03-16 02:45:39,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 02:45:39,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 02:45:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 02:45:39,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 02:45:39,963 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 02:45:39,963 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869804600] [2022-03-16 02:45:39,964 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869804600] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 02:45:39,964 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 02:45:39,964 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-16 02:45:39,965 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192235409] [2022-03-16 02:45:39,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 02:45:39,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-16 02:45:39,966 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 02:45:39,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-16 02:45:39,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-03-16 02:45:39,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 02:45:39,968 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 02:45:39,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.714285714285715) internal successors, (124), 7 states have internal predecessors, (124), 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) [2022-03-16 02:45:39,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 02:45:39,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 02:45:43,532 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 706 transitions and produced 677 states. [2022-03-16 02:45:43,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 02:45:43,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 02:45:43,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-16 02:45:43,535 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2022-03-16 02:45:43,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 02:45:43,536 INFO L85 PathProgramCache]: Analyzing trace with hash -1084420502, now seen corresponding path program 1 times [2022-03-16 02:45:43,537 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 02:45:43,537 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232620733] [2022-03-16 02:45:43,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 02:45:43,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 02:45:43,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 02:45:44,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 02:45:44,067 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 02:45:44,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232620733] [2022-03-16 02:45:44,068 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232620733] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 02:45:44,068 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 02:45:44,068 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-16 02:45:44,068 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705451641] [2022-03-16 02:45:44,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 02:45:44,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-16 02:45:44,069 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 02:45:44,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-16 02:45:44,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-03-16 02:45:44,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 02:45:44,070 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 02:45:44,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 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) [2022-03-16 02:45:44,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 02:45:44,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 02:45:44,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 02:45:48,864 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1105 transitions and produced 809 states. [2022-03-16 02:45:48,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 02:45:48,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 02:45:48,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-16 02:45:48,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-16 02:45:48,866 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2022-03-16 02:45:48,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 02:45:48,866 INFO L85 PathProgramCache]: Analyzing trace with hash -685847378, now seen corresponding path program 1 times [2022-03-16 02:45:48,866 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 02:45:48,866 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937214953] [2022-03-16 02:45:48,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 02:45:48,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 02:45:48,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 02:45:49,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 02:45:49,238 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 02:45:49,238 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937214953] [2022-03-16 02:45:49,239 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937214953] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 02:45:49,239 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1807910327] [2022-03-16 02:45:49,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 02:45:49,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 02:45:49,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 02:45:49,241 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) [2022-03-16 02:45:49,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-16 02:45:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 02:45:49,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-16 02:45:49,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 02:45:50,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 02:45:50,285 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 02:45:50,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 02:45:50,685 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1807910327] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 02:45:50,685 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 02:45:50,685 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 14 [2022-03-16 02:45:50,685 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930516191] [2022-03-16 02:45:50,685 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 02:45:50,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-16 02:45:50,687 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 02:45:50,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-16 02:45:50,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2022-03-16 02:45:50,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 02:45:50,689 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 02:45:50,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 17.285714285714285) internal successors, (242), 14 states have internal predecessors, (242), 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) [2022-03-16 02:45:50,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 02:45:50,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 02:45:50,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-03-16 02:45:50,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 02:45:56,569 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1111 transitions and produced 815 states. [2022-03-16 02:45:56,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 02:45:56,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 02:45:56,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-16 02:45:56,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 02:45:56,597 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-16 02:45:56,779 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 [2022-03-16 02:45:56,779 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2022-03-16 02:45:56,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 02:45:56,780 INFO L85 PathProgramCache]: Analyzing trace with hash -1775891540, now seen corresponding path program 1 times [2022-03-16 02:45:56,780 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 02:45:56,780 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302967314] [2022-03-16 02:45:56,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 02:45:56,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 02:45:56,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 02:45:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 02:45:57,505 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 02:45:57,505 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302967314] [2022-03-16 02:45:57,506 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302967314] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 02:45:57,506 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [160274069] [2022-03-16 02:45:57,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 02:45:57,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 02:45:57,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 02:45:57,512 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) [2022-03-16 02:45:57,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-16 02:45:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 02:45:58,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 64 conjunts are in the unsatisfiable core [2022-03-16 02:45:58,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 02:47:18,615 WARN L228 SmtUtils]: Spent 57.57s on a formula simplification. DAG size of input: 11294 DAG size of output: 11239 (called from [L1067] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) Received shutdown request... [2022-03-16 02:59:55,125 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 [2022-03-16 02:59:55,127 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 [2022-03-16 02:59:55,134 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 [2022-03-16 02:59:55,345 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-03-16 02:59:55,349 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2022-03-16 02:59:55,372 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-16 02:59:55,552 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 [2022-03-16 02:59:55,553 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 129 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 27 for 198ms.. [2022-03-16 02:59:55,556 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (5 of 7 remaining) [2022-03-16 02:59:55,556 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (4 of 7 remaining) [2022-03-16 02:59:55,556 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (3 of 7 remaining) [2022-03-16 02:59:55,556 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATION (2 of 7 remaining) [2022-03-16 02:59:55,557 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATION (1 of 7 remaining) [2022-03-16 02:59:55,557 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5INUSE_VIOLATION (0 of 7 remaining) [2022-03-16 02:59:55,566 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-03-16 02:59:55,569 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 02:59:55,569 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 02:59:55,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 02:59:55 BasicIcfg [2022-03-16 02:59:55,572 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 02:59:55,572 INFO L158 Benchmark]: Toolchain (without parser) took 863978.21ms. Allocated memory was 184.5MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 128.7MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2022-03-16 02:59:55,573 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 184.5MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 02:59:55,573 INFO L158 Benchmark]: CACSL2BoogieTranslator took 239.88ms. Allocated memory was 184.5MB in the beginning and 274.7MB in the end (delta: 90.2MB). Free memory was 128.4MB in the beginning and 245.6MB in the end (delta: -117.2MB). Peak memory consumption was 8.3MB. Max. memory is 8.0GB. [2022-03-16 02:59:55,574 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.08ms. Allocated memory is still 274.7MB. Free memory was 245.6MB in the beginning and 244.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 02:59:55,574 INFO L158 Benchmark]: Boogie Preprocessor took 23.41ms. Allocated memory is still 274.7MB. Free memory was 244.0MB in the beginning and 242.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-16 02:59:55,574 INFO L158 Benchmark]: RCFGBuilder took 439.93ms. Allocated memory is still 274.7MB. Free memory was 242.4MB in the beginning and 225.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-03-16 02:59:55,575 INFO L158 Benchmark]: TraceAbstraction took 863232.56ms. Allocated memory was 274.7MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 225.1MB in the beginning and 1.7GB in the end (delta: -1.5GB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2022-03-16 02:59:55,577 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 184.5MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 239.88ms. Allocated memory was 184.5MB in the beginning and 274.7MB in the end (delta: 90.2MB). Free memory was 128.4MB in the beginning and 245.6MB in the end (delta: -117.2MB). Peak memory consumption was 8.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 34.08ms. Allocated memory is still 274.7MB. Free memory was 245.6MB in the beginning and 244.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.41ms. Allocated memory is still 274.7MB. Free memory was 244.0MB in the beginning and 242.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 439.93ms. Allocated memory is still 274.7MB. Free memory was 242.4MB in the beginning and 225.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 863232.56ms. Allocated memory was 274.7MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 225.1MB in the beginning and 1.7GB in the end (delta: -1.5GB). Peak memory consumption was 1.8GB. 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: 114]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 129 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 27 for 198ms.. - TimeoutResultAtElement [Line: 101]: 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 129 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 27 for 198ms.. - TimeoutResultAtElement [Line: 105]: 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 129 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 27 for 198ms.. - TimeoutResultAtElement [Line: 100]: 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 129 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 27 for 198ms.. - TimeoutResultAtElement [Line: 102]: 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 129 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 27 for 198ms.. - TimeoutResultAtElement [Line: 104]: 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 129 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 27 for 198ms.. - TimeoutResultAtElement [Line: 103]: 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 129 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 27 for 198ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 192 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 863.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 20.6s, 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: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 628 NumberOfCodeBlocks, 628 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 748 ConstructedInterpolants, 0 QuantifiedInterpolants, 13895 SizeOfPredicates, 16 NumberOfNonLiveVariables, 375 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