/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-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-min-max-inc.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-09 06:56:08,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 06:56:08,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 06:56:08,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-09 06:56:08,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-09 06:56:08,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-09 06:56:08,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-09 06:56:08,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-09 06:56:08,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-09 06:56:08,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-09 06:56:08,154 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-09 06:56:08,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-09 06:56:08,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-09 06:56:08,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-09 06:56:08,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-09 06:56:08,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-09 06:56:08,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-09 06:56:08,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-09 06:56:08,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-09 06:56:08,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-09 06:56:08,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-09 06:56:08,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-09 06:56:08,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-09 06:56:08,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-09 06:56:08,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-09 06:56:08,170 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-09 06:56:08,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-09 06:56:08,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-09 06:56:08,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-09 06:56:08,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-09 06:56:08,172 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-09 06:56:08,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-09 06:56:08,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-09 06:56:08,173 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-09 06:56:08,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-09 06:56:08,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-09 06:56:08,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-09 06:56:08,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-09 06:56:08,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-09 06:56:08,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-09 06:56:08,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-09 06:56:08,176 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf [2022-02-09 06:56:08,190 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 06:56:08,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 06:56:08,190 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 06:56:08,190 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 06:56:08,191 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 06:56:08,191 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 06:56:08,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 06:56:08,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 06:56:08,192 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 06:56:08,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 06:56:08,192 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 06:56:08,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 06:56:08,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 06:56:08,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 06:56:08,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 06:56:08,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 06:56:08,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 06:56:08,193 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 06:56:08,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 06:56:08,193 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 06:56:08,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 06:56:08,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 06:56:08,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 06:56:08,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 06:56:08,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 06:56:08,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 06:56:08,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 06:56:08,194 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-09 06:56:08,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 06:56:08,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 06:56:08,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 06:56:08,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 06:56:08,198 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 06:56:08,198 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-09 06:56:08,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 06:56:08,199 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-02-09 06:56:08,199 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-09 06:56:08,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 06:56:08,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 06:56:08,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 06:56:08,398 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-09 06:56:08,398 INFO L275 PluginConnector]: CDTParser initialized [2022-02-09 06:56:08,399 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-min-max-inc.wvr.c [2022-02-09 06:56:08,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98d5b8721/0c520f56ef8e489cb18c0e35913e65e9/FLAGd0ffd941f [2022-02-09 06:56:08,854 INFO L306 CDTParser]: Found 1 translation units. [2022-02-09 06:56:08,855 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-inc.wvr.c [2022-02-09 06:56:08,870 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98d5b8721/0c520f56ef8e489cb18c0e35913e65e9/FLAGd0ffd941f [2022-02-09 06:56:08,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98d5b8721/0c520f56ef8e489cb18c0e35913e65e9 [2022-02-09 06:56:08,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 06:56:08,888 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-09 06:56:08,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-09 06:56:08,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-09 06:56:08,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-09 06:56:08,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 06:56:08" (1/1) ... [2022-02-09 06:56:08,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63467038 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:56:08, skipping insertion in model container [2022-02-09 06:56:08,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 06:56:08" (1/1) ... [2022-02-09 06:56:08,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-09 06:56:08,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-09 06:56:09,100 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-inc.wvr.c[3018,3031] [2022-02-09 06:56:09,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 06:56:09,113 INFO L203 MainTranslator]: Completed pre-run [2022-02-09 06:56:09,129 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-inc.wvr.c[3018,3031] [2022-02-09 06:56:09,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 06:56:09,140 INFO L208 MainTranslator]: Completed translation [2022-02-09 06:56:09,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:56:09 WrapperNode [2022-02-09 06:56:09,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-09 06:56:09,141 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 06:56:09,142 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 06:56:09,142 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 06:56:09,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:56:09" (1/1) ... [2022-02-09 06:56:09,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:56:09" (1/1) ... [2022-02-09 06:56:09,169 INFO L137 Inliner]: procedures = 26, calls = 63, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 137 [2022-02-09 06:56:09,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 06:56:09,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 06:56:09,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 06:56:09,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 06:56:09,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:56:09" (1/1) ... [2022-02-09 06:56:09,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:56:09" (1/1) ... [2022-02-09 06:56:09,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:56:09" (1/1) ... [2022-02-09 06:56:09,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:56:09" (1/1) ... [2022-02-09 06:56:09,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:56:09" (1/1) ... [2022-02-09 06:56:09,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:56:09" (1/1) ... [2022-02-09 06:56:09,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:56:09" (1/1) ... [2022-02-09 06:56:09,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 06:56:09,205 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 06:56:09,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 06:56:09,205 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 06:56:09,206 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:56:09" (1/1) ... [2022-02-09 06:56:09,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 06:56:09,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:56:09,230 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) [2022-02-09 06:56:09,231 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 [2022-02-09 06:56:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-09 06:56:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-09 06:56:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-09 06:56:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-09 06:56:09,253 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-09 06:56:09,254 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-09 06:56:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-09 06:56:09,254 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-09 06:56:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-09 06:56:09,254 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-09 06:56:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-02-09 06:56:09,254 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-02-09 06:56:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-09 06:56:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-09 06:56:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-09 06:56:09,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-09 06:56:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 06:56:09,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 06:56:09,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-09 06:56:09,256 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-09 06:56:09,325 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 06:56:09,326 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 06:56:09,599 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 06:56:09,651 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 06:56:09,651 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-02-09 06:56:09,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 06:56:09 BoogieIcfgContainer [2022-02-09 06:56:09,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 06:56:09,654 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 06:56:09,654 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 06:56:09,657 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 06:56:09,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 06:56:08" (1/3) ... [2022-02-09 06:56:09,657 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10825df2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 06:56:09, skipping insertion in model container [2022-02-09 06:56:09,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:56:09" (2/3) ... [2022-02-09 06:56:09,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10825df2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 06:56:09, skipping insertion in model container [2022-02-09 06:56:09,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 06:56:09" (3/3) ... [2022-02-09 06:56:09,659 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-min-max-inc.wvr.c [2022-02-09 06:56:09,662 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 06:56:09,662 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 06:56:09,662 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-09 06:56:09,663 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 06:56:09,699 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,699 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,700 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,700 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,700 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,700 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,700 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,701 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,701 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,701 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,701 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,701 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,701 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,701 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,702 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,702 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,702 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,702 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,702 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,702 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,702 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,703 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,703 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,703 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,703 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,703 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,704 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,704 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,704 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,704 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,704 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,704 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,704 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,705 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,705 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,705 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,705 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,705 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,705 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,706 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,706 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,706 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,706 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,706 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,706 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,706 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,706 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,706 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,707 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,707 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,707 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,707 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,707 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,708 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,708 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,708 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,708 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,708 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,708 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,709 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,709 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,709 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,709 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,709 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,709 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,709 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,710 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,710 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,710 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,710 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,710 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,710 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,711 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,711 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,711 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,711 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,711 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,711 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,711 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,711 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,712 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,712 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,712 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,712 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,712 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,712 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,713 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,713 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,713 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,713 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,713 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,713 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,713 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,713 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,714 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,714 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,714 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,714 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,715 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,715 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,718 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,718 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,718 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,718 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,718 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,718 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,718 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,719 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,719 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,719 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,720 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,720 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,720 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,720 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,720 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,720 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,720 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,721 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,721 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,721 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,721 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,721 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,721 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,721 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,722 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,722 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,722 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:09,733 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-02-09 06:56:09,767 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-09 06:56:09,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:56:09,769 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) [2022-02-09 06:56:09,770 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 [2022-02-09 06:56:09,790 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-09 06:56:09,794 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 [2022-02-09 06:56:09,795 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-02-09 06:56:09,902 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)] === [2022-02-09 06:56:09,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:56:09,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1447214479, now seen corresponding path program 1 times [2022-02-09 06:56:09,915 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:56:09,915 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797769268] [2022-02-09 06:56:09,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:56:09,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:56:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:10,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 06:56:10,112 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:56:10,113 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797769268] [2022-02-09 06:56:10,113 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797769268] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 06:56:10,113 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 06:56:10,113 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 06:56:10,114 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752177101] [2022-02-09 06:56:10,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 06:56:10,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-09 06:56:10,120 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:56:10,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-09 06:56:10,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-09 06:56:10,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:10,136 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:56:10,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 62.5) internal successors, (125), 2 states have internal predecessors, (125), 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) [2022-02-09 06:56:10,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:10,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:10,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 06:56:10,201 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)] === [2022-02-09 06:56:10,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:56:10,202 INFO L85 PathProgramCache]: Analyzing trace with hash 866536752, now seen corresponding path program 1 times [2022-02-09 06:56:10,202 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:56:10,202 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517996961] [2022-02-09 06:56:10,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:56:10,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:56:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:10,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 06:56:10,495 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:56:10,495 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517996961] [2022-02-09 06:56:10,496 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517996961] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 06:56:10,496 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 06:56:10,496 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-09 06:56:10,496 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699916462] [2022-02-09 06:56:10,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 06:56:10,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 06:56:10,499 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:56:10,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 06:56:10,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-02-09 06:56:10,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:10,501 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:56:10,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.166666666666668) internal successors, (121), 6 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 06:56:10,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:10,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:10,582 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:10,591 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:10,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:10,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:10,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-09 06:56:10,634 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)] === [2022-02-09 06:56:10,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:56:10,636 INFO L85 PathProgramCache]: Analyzing trace with hash -1428791295, now seen corresponding path program 1 times [2022-02-09 06:56:10,636 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:56:10,636 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672096407] [2022-02-09 06:56:10,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:56:10,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:56:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:10,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 06:56:10,777 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:56:10,777 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672096407] [2022-02-09 06:56:10,777 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672096407] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 06:56:10,777 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 06:56:10,777 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-09 06:56:10,777 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106299677] [2022-02-09 06:56:10,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 06:56:10,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-09 06:56:10,778 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:56:10,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-09 06:56:10,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-02-09 06:56:10,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:10,790 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:56:10,790 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.0) internal successors, (126), 7 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) [2022-02-09 06:56:10,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:10,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:10,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:10,900 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:10,932 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:10,946 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:11,665 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:11,798 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:11,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:11,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:11,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:11,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-09 06:56:11,856 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)] === [2022-02-09 06:56:11,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:56:11,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1651359978, now seen corresponding path program 1 times [2022-02-09 06:56:11,857 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:56:11,857 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449573750] [2022-02-09 06:56:11,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:56:11,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:56:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:12,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:56:12,036 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:56:12,037 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449573750] [2022-02-09 06:56:12,039 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449573750] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:56:12,040 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1464001808] [2022-02-09 06:56:12,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:56:12,040 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:56:12,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:56:12,042 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) [2022-02-09 06:56:12,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-09 06:56:12,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:12,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-09 06:56:12,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:56:12,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:56:12,474 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:56:12,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:56:12,742 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1464001808] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-09 06:56:12,742 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-09 06:56:12,742 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2022-02-09 06:56:12,742 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792209426] [2022-02-09 06:56:12,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 06:56:12,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-09 06:56:12,743 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:56:12,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-09 06:56:12,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2022-02-09 06:56:12,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:12,744 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:56:12,744 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.0) internal successors, (133), 7 states have internal predecessors, (133), 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) [2022-02-09 06:56:12,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:12,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:12,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:12,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:12,810 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:12,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:12,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:12,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:12,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:12,849 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-09 06:56:13,046 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 [2022-02-09 06:56:13,046 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)] === [2022-02-09 06:56:13,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:56:13,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1862160549, now seen corresponding path program 1 times [2022-02-09 06:56:13,047 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:56:13,047 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604278041] [2022-02-09 06:56:13,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:56:13,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:56:13,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:13,144 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-09 06:56:13,144 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:56:13,144 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604278041] [2022-02-09 06:56:13,144 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604278041] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:56:13,145 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1515604006] [2022-02-09 06:56:13,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:56:13,145 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:56:13,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:56:13,146 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) [2022-02-09 06:56:13,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-09 06:56:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:13,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-09 06:56:13,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:56:13,442 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-09 06:56:13,443 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:56:13,664 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-09 06:56:13,665 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1515604006] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-09 06:56:13,665 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-09 06:56:13,665 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2022-02-09 06:56:13,665 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377986911] [2022-02-09 06:56:13,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 06:56:13,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-09 06:56:13,665 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:56:13,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-09 06:56:13,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2022-02-09 06:56:13,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:13,667 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:56:13,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.714285714285715) internal successors, (138), 7 states have internal predecessors, (138), 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) [2022-02-09 06:56:13,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:13,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:13,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:13,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:13,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:13,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:13,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:13,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:13,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:13,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:13,753 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-09 06:56:13,945 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 [2022-02-09 06:56:13,945 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-09 06:56:13,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:56:13,946 INFO L85 PathProgramCache]: Analyzing trace with hash 1808750344, now seen corresponding path program 1 times [2022-02-09 06:56:13,946 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:56:13,946 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876006640] [2022-02-09 06:56:13,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:56:13,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:56:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:14,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-09 06:56:14,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:56:14,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876006640] [2022-02-09 06:56:14,061 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876006640] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:56:14,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1122181543] [2022-02-09 06:56:14,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:56:14,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:56:14,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:56:14,063 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 06:56:14,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-09 06:56:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:14,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 48 conjunts are in the unsatisfiable core [2022-02-09 06:56:14,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:56:14,653 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-09 06:56:14,834 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-09 06:56:14,904 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-09 06:56:14,956 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-09 06:56:14,998 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-09 06:56:15,178 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-02-09 06:56:15,260 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:56:15,260 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:56:15,696 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-09 06:56:15,696 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1122181543] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-09 06:56:15,696 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-09 06:56:15,696 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [8, 24] total 34 [2022-02-09 06:56:15,696 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129990060] [2022-02-09 06:56:15,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 06:56:15,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-09 06:56:15,697 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:56:15,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-09 06:56:15,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=983, Unknown=0, NotChecked=0, Total=1122 [2022-02-09 06:56:15,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:15,698 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:56:15,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 14.3) internal successors, (143), 10 states have internal predecessors, (143), 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) [2022-02-09 06:56:15,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:15,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:15,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:15,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:15,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:15,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:15,803 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:15,835 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:16,031 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:16,036 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:16,040 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:16,053 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:16,065 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:16,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:16,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:16,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:16,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:16,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:16,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:56:16,145 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-09 06:56:16,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:56:16,332 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-09 06:56:16,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:56:16,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1810315024, now seen corresponding path program 2 times [2022-02-09 06:56:16,332 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:56:16,332 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183227619] [2022-02-09 06:56:16,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:56:16,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:56:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:16,425 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-09 06:56:16,425 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:56:16,425 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183227619] [2022-02-09 06:56:16,425 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183227619] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 06:56:16,426 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 06:56:16,426 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-09 06:56:16,426 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983559835] [2022-02-09 06:56:16,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 06:56:16,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 06:56:16,426 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:56:16,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 06:56:16,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-09 06:56:16,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:16,427 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:56:16,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.833333333333332) internal successors, (143), 6 states have internal predecessors, (143), 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) [2022-02-09 06:56:16,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:16,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:16,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:16,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:16,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:16,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:56:16,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:16,464 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:16,623 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:16,629 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:16,634 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:16,639 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:16,781 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:16,830 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:16,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:16,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:16,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:16,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:16,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:16,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 06:56:16,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:56:16,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-09 06:56:16,940 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-09 06:56:16,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:56:16,940 INFO L85 PathProgramCache]: Analyzing trace with hash -801831034, now seen corresponding path program 3 times [2022-02-09 06:56:16,940 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:56:16,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631145669] [2022-02-09 06:56:16,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:56:16,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:56:16,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:17,164 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:56:17,164 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:56:17,165 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631145669] [2022-02-09 06:56:17,165 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631145669] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:56:17,165 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1260245552] [2022-02-09 06:56:17,165 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-09 06:56:17,165 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:56:17,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:56:17,166 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 06:56:17,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-09 06:56:17,378 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-02-09 06:56:17,378 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 06:56:17,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 32 conjunts are in the unsatisfiable core [2022-02-09 06:56:17,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:56:17,615 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-02-09 06:56:17,704 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2022-02-09 06:56:17,777 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:56:17,777 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:56:18,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:56:18,353 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1260245552] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 06:56:18,353 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 06:56:18,353 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17, 12] total 30 [2022-02-09 06:56:18,353 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531609934] [2022-02-09 06:56:18,353 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 06:56:18,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-02-09 06:56:18,354 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:56:18,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-02-09 06:56:18,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=733, Unknown=0, NotChecked=0, Total=870 [2022-02-09 06:56:18,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:18,355 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:56:18,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 8.833333333333334) internal successors, (265), 30 states have internal predecessors, (265), 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) [2022-02-09 06:56:18,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:18,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:18,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:18,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:18,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:18,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 06:56:18,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:56:18,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:18,685 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:18,894 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:19,266 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:19,418 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:19,422 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:19,429 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:19,437 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:19,446 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:19,455 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:19,459 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:19,515 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:19,519 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:19,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:19,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:19,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:19,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:19,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:19,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 06:56:19,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:56:19,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-09 06:56:19,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-09 06:56:19,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:56:19,792 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-09 06:56:19,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:56:19,792 INFO L85 PathProgramCache]: Analyzing trace with hash 835404632, now seen corresponding path program 4 times [2022-02-09 06:56:19,792 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:56:19,792 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946015219] [2022-02-09 06:56:19,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:56:19,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:56:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:19,906 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-09 06:56:19,906 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:56:19,906 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946015219] [2022-02-09 06:56:19,906 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946015219] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 06:56:19,906 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 06:56:19,907 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-09 06:56:19,907 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390786254] [2022-02-09 06:56:19,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 06:56:19,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 06:56:19,907 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:56:19,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 06:56:19,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-09 06:56:19,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:19,909 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:56:19,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.833333333333332) internal successors, (143), 6 states have internal predecessors, (143), 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) [2022-02-09 06:56:19,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:19,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:19,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:19,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:19,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:19,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 06:56:19,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:56:19,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-02-09 06:56:19,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:19,946 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:19,969 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:20,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:20,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:20,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:20,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:20,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:20,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 06:56:20,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:56:20,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-09 06:56:20,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:20,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-09 06:56:20,017 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-09 06:56:20,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:56:20,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1275026643, now seen corresponding path program 5 times [2022-02-09 06:56:20,017 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:56:20,017 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189837255] [2022-02-09 06:56:20,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:56:20,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:56:20,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:20,101 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-09 06:56:20,101 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:56:20,101 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189837255] [2022-02-09 06:56:20,101 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189837255] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:56:20,101 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [10511471] [2022-02-09 06:56:20,102 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-02-09 06:56:20,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:56:20,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:56:20,103 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 06:56:20,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-09 06:56:20,215 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2022-02-09 06:56:20,215 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 06:56:20,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-09 06:56:20,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:56:20,436 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-09 06:56:20,436 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:56:20,612 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-09 06:56:20,612 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [10511471] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 06:56:20,612 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 06:56:20,612 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 9] total 21 [2022-02-09 06:56:20,613 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796954096] [2022-02-09 06:56:20,613 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 06:56:20,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-09 06:56:20,613 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:56:20,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-09 06:56:20,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-02-09 06:56:20,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:20,614 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:56:20,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 11.476190476190476) internal successors, (241), 21 states have internal predecessors, (241), 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) [2022-02-09 06:56:20,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:20,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:20,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:20,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:20,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:20,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 06:56:20,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:56:20,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-02-09 06:56:20,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:20,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:20,961 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,013 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,040 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,056 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,145 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,149 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,176 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,180 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,230 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,244 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,266 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,327 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,368 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,661 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,803 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,934 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,938 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:21,945 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,017 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,079 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,142 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,147 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,430 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,438 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,456 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,477 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,644 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,650 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,668 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,752 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,756 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,791 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,796 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,925 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,933 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,941 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,953 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:22,957 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,141 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,169 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,176 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,179 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,183 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,188 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,201 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,214 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,217 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,223 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,226 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,233 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,412 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,590 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,595 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,603 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,609 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,612 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,617 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,635 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,652 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,657 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,669 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,700 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,704 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,708 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,716 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,725 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,728 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:23,762 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:27,872 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:27,880 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:27,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:27,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:27,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:27,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:27,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:56:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:56:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-02-09 06:56:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:27,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 06:56:27,939 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-09 06:56:28,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:56:28,124 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-09 06:56:28,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:56:28,124 INFO L85 PathProgramCache]: Analyzing trace with hash 553246530, now seen corresponding path program 6 times [2022-02-09 06:56:28,124 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:56:28,124 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127888156] [2022-02-09 06:56:28,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:56:28,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:56:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:28,308 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-09 06:56:28,308 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:56:28,308 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127888156] [2022-02-09 06:56:28,309 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127888156] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:56:28,309 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [306459162] [2022-02-09 06:56:28,309 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-02-09 06:56:28,309 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:56:28,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:56:28,320 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 06:56:28,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-09 06:56:28,528 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2022-02-09 06:56:28,528 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 06:56:28,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 38 conjunts are in the unsatisfiable core [2022-02-09 06:56:28,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:56:28,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 06:56:28,878 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-09 06:56:29,133 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2022-02-09 06:56:29,178 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 28 [2022-02-09 06:56:29,262 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:56:29,262 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:56:30,594 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_367 (Array Int Int))) (let ((.cse0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_367) c_~A~0.base) c_~A~0.offset))) (or (<= 2147483647 .cse0) (<= c_~min~0 (+ .cse0 1))))) is different from false [2022-02-09 06:56:30,614 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 33 [2022-02-09 06:56:30,616 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-02-09 06:56:30,852 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:56:30,852 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [306459162] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 06:56:30,853 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 06:56:30,853 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19, 20] total 45 [2022-02-09 06:56:30,853 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734018058] [2022-02-09 06:56:30,853 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 06:56:30,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2022-02-09 06:56:30,853 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:56:30,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2022-02-09 06:56:30,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=205, Invalid=1690, Unknown=1, NotChecked=84, Total=1980 [2022-02-09 06:56:30,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:30,854 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:56:30,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 7.6) internal successors, (342), 45 states have internal predecessors, (342), 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) [2022-02-09 06:56:30,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:30,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:30,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:30,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:30,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:30,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:56:30,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:56:30,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2022-02-09 06:56:30,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:30,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-02-09 06:56:30,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:31,287 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,361 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,452 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,459 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,468 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,512 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,544 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,640 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,653 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,678 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,687 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,697 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,741 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,781 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,786 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,790 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,801 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,806 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:31,954 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:32,064 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:32,110 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:32,161 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:32,185 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:32,277 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:32,292 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:32,318 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:32,325 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:32,330 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:32,337 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:32,394 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:32,419 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:32,426 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:32,431 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:32,440 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:35,047 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:35,051 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem9_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:35,056 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem4_24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:56:35,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:56:35,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:35,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:56:35,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:35,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:56:35,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:56:35,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:56:35,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-02-09 06:56:35,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 06:56:35,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 06:56:35,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 06:56:35,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-02-09 06:56:35,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:56:35,314 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-02-09 06:56:35,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:56:35,314 INFO L85 PathProgramCache]: Analyzing trace with hash 339494748, now seen corresponding path program 7 times [2022-02-09 06:56:35,315 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:56:35,315 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314788645] [2022-02-09 06:56:35,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:56:35,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:56:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:35,730 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-09 06:56:35,730 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:56:35,730 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314788645] [2022-02-09 06:56:35,730 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314788645] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:56:35,730 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [280704098] [2022-02-09 06:56:35,730 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-02-09 06:56:35,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:56:35,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:56:35,731 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 06:56:35,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-02-09 06:56:35,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:56:35,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 43 conjunts are in the unsatisfiable core [2022-02-09 06:56:35,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:56:36,253 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-09 06:56:36,416 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-09 06:56:36,473 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-02-09 06:56:36,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 06:56:36,546 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-09 06:56:36,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 06:56:36,610 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-09 06:56:36,708 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-02-09 06:56:36,730 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 22 [2022-02-09 06:56:36,800 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:56:36,800 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:56:36,934 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 26 [2022-02-09 06:56:37,225 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_419 (Array Int Int))) (let ((.cse0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_419) c_~A~0.base) c_~A~0.offset))) (or (<= c_~min~0 (+ .cse0 1)) (<= 2147483647 .cse0)))) is different from false [2022-02-09 06:56:37,265 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_418 (Array Int Int)) (v_ArrVal_419 (Array Int Int))) (let ((.cse0 (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_418) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_419) c_~A~0.base) c_~A~0.offset))) (or (<= c_~min~0 (+ .cse0 1)) (<= 2147483647 .cse0)))) is different from false [2022-02-09 06:56:37,278 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_418 (Array Int Int)) (v_ArrVal_419 (Array Int Int))) (let ((.cse0 (select (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_418) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_419) c_~A~0.base) c_~A~0.offset))) (or (<= 2147483647 .cse0) (<= (select (select |c_#memory_int| c_~A~0.base) c_~A~0.offset) (+ .cse0 1))))) is different from false [2022-02-09 06:56:37,314 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_418 (Array Int Int)) (v_ArrVal_417 (Array Int Int)) (v_ArrVal_419 (Array Int Int))) (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_417))) (let ((.cse1 (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_418) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_419) c_~A~0.base) c_~A~0.offset))) (or (<= (select (select .cse0 c_~A~0.base) c_~A~0.offset) (+ .cse1 1)) (<= 2147483647 .cse1))))) is different from false [2022-02-09 06:56:37,352 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_416 (Array Int Int)) (v_ArrVal_418 (Array Int Int)) (v_ArrVal_417 (Array Int Int)) (v_ArrVal_419 (Array Int Int))) (let ((.cse0 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_416) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_417))) (let ((.cse1 (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_418) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_419) c_~A~0.base) c_~A~0.offset))) (or (<= (select (select .cse0 c_~A~0.base) c_~A~0.offset) (+ .cse1 1)) (<= 2147483647 .cse1))))) is different from false [2022-02-09 06:56:37,377 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_416 (Array Int Int)) (v_ArrVal_418 (Array Int Int)) (v_ArrVal_417 (Array Int Int)) (v_ArrVal_419 (Array Int Int))) (let ((.cse0 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_416) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_417))) (let ((.cse1 (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_418) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_419) |c_ULTIMATE.start_main_#t~ret16#1.base|) |c_ULTIMATE.start_main_#t~ret16#1.offset|))) (or (<= (select (select .cse0 |c_ULTIMATE.start_main_#t~ret16#1.base|) |c_ULTIMATE.start_main_#t~ret16#1.offset|) (+ .cse1 1)) (<= 2147483647 .cse1))))) is different from false [2022-02-09 06:56:37,392 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_416 (Array Int Int)) (v_ArrVal_418 (Array Int Int)) (v_ArrVal_417 (Array Int Int)) (v_ArrVal_419 (Array Int Int))) (let ((.cse0 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_416) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_417))) (let ((.cse1 (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_418) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_419) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (or (<= (select (select .cse0 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|) (+ .cse1 1)) (<= 2147483647 .cse1))))) is different from false [2022-02-09 06:56:37,400 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_416 (Array Int Int)) (v_ArrVal_418 (Array Int Int)) (v_ArrVal_417 (Array Int Int)) (v_ArrVal_419 (Array Int Int))) (let ((.cse0 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_416) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_417))) (let ((.cse1 (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_418) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_419) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (or (<= (select (select .cse0 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) (+ .cse1 1)) (<= 2147483647 .cse1))))) is different from false [2022-02-09 06:56:37,439 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 06:56:37,440 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 63 [2022-02-09 06:56:37,443 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2847 treesize of output 2695 [2022-02-09 06:56:37,500 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2639 treesize of output 2503 [2022-02-09 06:56:37,516 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2503 treesize of output 2343 [2022-02-09 06:56:37,530 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2132 treesize of output 2056 [2022-02-09 06:56:37,548 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2267 treesize of output 2187 Received shutdown request... [2022-02-09 07:09:49,956 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-02-09 07:09:49,958 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-02-09 07:09:49,975 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-02-09 07:09:49,980 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-09 07:09:49,980 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 [2022-02-09 07:09:49,980 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 [2022-02-09 07:09:50,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-02-09 07:09:50,160 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1 for 5ms.. [2022-02-09 07:09:50,161 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2022-02-09 07:09:50,161 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2022-02-09 07:09:50,161 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2022-02-09 07:09:50,161 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2022-02-09 07:09:50,165 INFO L732 BasicCegarLoop]: Path program histogram: [7, 1, 1, 1, 1, 1] [2022-02-09 07:09:50,167 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-09 07:09:50,167 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-09 07:09:50,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 07:09:50 BasicIcfg [2022-02-09 07:09:50,168 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-09 07:09:50,168 INFO L158 Benchmark]: Toolchain (without parser) took 821280.97ms. Allocated memory was 184.5MB in the beginning and 4.0GB in the end (delta: 3.8GB). Free memory was 127.2MB in the beginning and 1.7GB in the end (delta: -1.5GB). Peak memory consumption was 2.9GB. Max. memory is 8.0GB. [2022-02-09 07:09:50,169 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 184.5MB. Free memory is still 143.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 07:09:50,169 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.48ms. Allocated memory was 184.5MB in the beginning and 276.8MB in the end (delta: 92.3MB). Free memory was 127.0MB in the beginning and 247.3MB in the end (delta: -120.3MB). Peak memory consumption was 10.8MB. Max. memory is 8.0GB. [2022-02-09 07:09:50,169 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.91ms. Allocated memory is still 276.8MB. Free memory was 247.3MB in the beginning and 245.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 07:09:50,169 INFO L158 Benchmark]: Boogie Preprocessor took 34.70ms. Allocated memory is still 276.8MB. Free memory was 245.2MB in the beginning and 243.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-09 07:09:50,169 INFO L158 Benchmark]: RCFGBuilder took 447.80ms. Allocated memory is still 276.8MB. Free memory was 243.6MB in the beginning and 221.0MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2022-02-09 07:09:50,169 INFO L158 Benchmark]: TraceAbstraction took 820514.20ms. Allocated memory was 276.8MB in the beginning and 4.0GB in the end (delta: 3.7GB). Free memory was 220.6MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 2.9GB. Max. memory is 8.0GB. [2022-02-09 07:09:50,170 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 184.5MB. Free memory is still 143.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 249.48ms. Allocated memory was 184.5MB in the beginning and 276.8MB in the end (delta: 92.3MB). Free memory was 127.0MB in the beginning and 247.3MB in the end (delta: -120.3MB). Peak memory consumption was 10.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 27.91ms. Allocated memory is still 276.8MB. Free memory was 247.3MB in the beginning and 245.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.70ms. Allocated memory is still 276.8MB. Free memory was 245.2MB in the beginning and 243.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 447.80ms. Allocated memory is still 276.8MB. Free memory was 243.6MB in the beginning and 221.0MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * TraceAbstraction took 820514.20ms. Allocated memory was 276.8MB in the beginning and 4.0GB in the end (delta: 3.7GB). Free memory was 220.6MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 2.9GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1044073, positive: 978466, positive conditional: 978466, positive unconditional: 0, negative: 65607, negative conditional: 65607, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 982815, positive: 978466, positive conditional: 978466, positive unconditional: 0, negative: 4349, negative conditional: 4349, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 982815, positive: 978466, positive conditional: 978466, positive unconditional: 0, negative: 4349, negative conditional: 4349, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1025026, positive: 978466, positive conditional: 978122, positive unconditional: 344, negative: 46560, negative conditional: 42211, negative unconditional: 4349, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1025026, positive: 978466, positive conditional: 356812, positive unconditional: 621654, negative: 46560, negative conditional: 21852, negative unconditional: 24708, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1025026, positive: 978466, positive conditional: 356812, positive unconditional: 621654, negative: 46560, negative conditional: 21852, negative unconditional: 24708, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2735, positive: 2553, positive conditional: 1263, positive unconditional: 1290, negative: 182, negative conditional: 156, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2735, positive: 2446, positive conditional: 0, positive unconditional: 2446, negative: 289, negative conditional: 0, negative unconditional: 289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 107, positive conditional: 107, positive unconditional: 0, negative: 182, negative conditional: 156, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 890, positive: 332, positive conditional: 332, positive unconditional: 0, negative: 559, negative conditional: 455, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1025026, positive: 975913, positive conditional: 355549, positive unconditional: 620364, negative: 46378, negative conditional: 21696, negative unconditional: 24682, unknown: 2735, unknown conditional: 1419, unknown unconditional: 1316] , Statistics on independence cache: Total cache size (in pairs): 2735, Positive cache size: 2553, Positive conditional cache size: 1263, Positive unconditional cache size: 1290, Negative cache size: 182, Negative conditional cache size: 156, Negative unconditional cache size: 26, Eliminated conditions: 641669, Maximal queried relation: 10, Independence queries for same thread: 61258 - 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: 120]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1 for 5ms.. - TimeoutResultAtElement [Line: 111]: 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 144 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1 for 5ms.. - TimeoutResultAtElement [Line: 113]: 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 144 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1 for 5ms.. - TimeoutResultAtElement [Line: 110]: 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 144 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1 for 5ms.. - TimeoutResultAtElement [Line: 112]: 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 144 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1 for 5ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 200 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 820.4s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 15.3s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 182, 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, 0.8s SatisfiabilityAnalysisTime, 7.3s InterpolantComputationTime, 2354 NumberOfCodeBlocks, 2354 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 3179 ConstructedInterpolants, 18 QuantifiedInterpolants, 12613 SizeOfPredicates, 90 NumberOfNonLiveVariables, 2126 ConjunctsInSsa, 138 ConjunctsInUnsatCore, 23 InterpolantComputations, 8 PerfectInterpolantSequences, 63/90 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