./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/heap-data/shared_mem2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/heap-data/shared_mem2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ebbfaff6f87d2f170bbf62930cb63938c92c4b2b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 16:33:29,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:33:29,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:33:29,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:33:29,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:33:29,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:33:29,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:33:29,129 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:33:29,131 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:33:29,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:33:29,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:33:29,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:33:29,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:33:29,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:33:29,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:33:29,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:33:29,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:33:29,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:33:29,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:33:29,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:33:29,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:33:29,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:33:29,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:33:29,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:33:29,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:33:29,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:33:29,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:33:29,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:33:29,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:33:29,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:33:29,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:33:29,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:33:29,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:33:29,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:33:29,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:33:29,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:33:29,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:33:29,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:33:29,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:33:29,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:33:29,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:33:29,149 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 16:33:29,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:33:29,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:33:29,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 16:33:29,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 16:33:29,160 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 16:33:29,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:33:29,161 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 16:33:29,161 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:33:29,161 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 16:33:29,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:33:29,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:33:29,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:33:29,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:33:29,161 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 16:33:29,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:33:29,162 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:33:29,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:33:29,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:33:29,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:33:29,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:33:29,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:33:29,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:33:29,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:33:29,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:33:29,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:33:29,163 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 16:33:29,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:33:29,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:33:29,163 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:33:29,163 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebbfaff6f87d2f170bbf62930cb63938c92c4b2b [2019-12-07 16:33:29,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:33:29,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:33:29,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:33:29,276 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:33:29,276 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:33:29,277 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/../../sv-benchmarks/c/heap-data/shared_mem2.i [2019-12-07 16:33:29,316 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/data/fbb32ec7e/e90406e43bc2438d939eeeeb49001576/FLAGa66981a02 [2019-12-07 16:33:29,764 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:33:29,764 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/sv-benchmarks/c/heap-data/shared_mem2.i [2019-12-07 16:33:29,775 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/data/fbb32ec7e/e90406e43bc2438d939eeeeb49001576/FLAGa66981a02 [2019-12-07 16:33:29,786 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/data/fbb32ec7e/e90406e43bc2438d939eeeeb49001576 [2019-12-07 16:33:29,788 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:33:29,790 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:33:29,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:33:29,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:33:29,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:33:29,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:33:29" (1/1) ... [2019-12-07 16:33:29,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62699726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:29, skipping insertion in model container [2019-12-07 16:33:29,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:33:29" (1/1) ... [2019-12-07 16:33:29,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:33:29,836 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:33:30,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:33:30,045 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 16:33:30,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:33:30,112 INFO L208 MainTranslator]: Completed translation [2019-12-07 16:33:30,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:30 WrapperNode [2019-12-07 16:33:30,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:33:30,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 16:33:30,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 16:33:30,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 16:33:30,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:30" (1/1) ... [2019-12-07 16:33:30,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:30" (1/1) ... [2019-12-07 16:33:30,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 16:33:30,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 16:33:30,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 16:33:30,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 16:33:30,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:30" (1/1) ... [2019-12-07 16:33:30,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:30" (1/1) ... [2019-12-07 16:33:30,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:30" (1/1) ... [2019-12-07 16:33:30,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:30" (1/1) ... [2019-12-07 16:33:30,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:30" (1/1) ... [2019-12-07 16:33:30,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:30" (1/1) ... [2019-12-07 16:33:30,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:30" (1/1) ... [2019-12-07 16:33:30,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 16:33:30,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 16:33:30,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 16:33:30,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 16:33:30,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:33:30,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 16:33:30,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 16:33:30,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-07 16:33:30,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-07 16:33:30,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-07 16:33:30,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 16:33:30,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 16:33:30,404 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 16:33:30,405 INFO L287 CfgBuilder]: Removed 6 assume(true) statements. [2019-12-07 16:33:30,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:33:30 BoogieIcfgContainer [2019-12-07 16:33:30,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 16:33:30,406 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 16:33:30,406 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 16:33:30,408 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 16:33:30,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 04:33:29" (1/3) ... [2019-12-07 16:33:30,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17a0fba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:33:30, skipping insertion in model container [2019-12-07 16:33:30,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:33:30" (2/3) ... [2019-12-07 16:33:30,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17a0fba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 04:33:30, skipping insertion in model container [2019-12-07 16:33:30,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:33:30" (3/3) ... [2019-12-07 16:33:30,410 INFO L109 eAbstractionObserver]: Analyzing ICFG shared_mem2.i [2019-12-07 16:33:30,416 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 16:33:30,421 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 16:33:30,428 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 16:33:30,442 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 16:33:30,442 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 16:33:30,442 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 16:33:30,442 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 16:33:30,442 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 16:33:30,442 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 16:33:30,442 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 16:33:30,442 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 16:33:30,451 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states. [2019-12-07 16:33:30,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-07 16:33:30,455 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:33:30,455 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:33:30,456 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:33:30,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:33:30,459 INFO L82 PathProgramCache]: Analyzing trace with hash 561717608, now seen corresponding path program 1 times [2019-12-07 16:33:30,465 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:33:30,465 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560777204] [2019-12-07 16:33:30,465 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:33:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:33:30,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:33:30,564 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560777204] [2019-12-07 16:33:30,564 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:33:30,565 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 16:33:30,565 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346912107] [2019-12-07 16:33:30,568 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 16:33:30,568 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:33:30,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 16:33:30,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 16:33:30,578 INFO L87 Difference]: Start difference. First operand 17 states. Second operand 2 states. [2019-12-07 16:33:30,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:33:30,588 INFO L93 Difference]: Finished difference Result 29 states and 38 transitions. [2019-12-07 16:33:30,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 16:33:30,589 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2019-12-07 16:33:30,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:33:30,595 INFO L225 Difference]: With dead ends: 29 [2019-12-07 16:33:30,595 INFO L226 Difference]: Without dead ends: 14 [2019-12-07 16:33:30,597 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 16:33:30,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2019-12-07 16:33:30,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2019-12-07 16:33:30,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2019-12-07 16:33:30,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2019-12-07 16:33:30,618 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 17 transitions. Word has length 8 [2019-12-07 16:33:30,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:33:30,618 INFO L462 AbstractCegarLoop]: Abstraction has 14 states and 17 transitions. [2019-12-07 16:33:30,618 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 16:33:30,619 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2019-12-07 16:33:30,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-07 16:33:30,619 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:33:30,619 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:33:30,619 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:33:30,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:33:30,619 INFO L82 PathProgramCache]: Analyzing trace with hash -861307399, now seen corresponding path program 1 times [2019-12-07 16:33:30,620 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:33:30,620 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473630538] [2019-12-07 16:33:30,620 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:33:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:33:30,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:33:30,694 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473630538] [2019-12-07 16:33:30,694 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 16:33:30,694 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-07 16:33:30,694 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699778555] [2019-12-07 16:33:30,695 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 16:33:30,695 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:33:30,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 16:33:30,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-07 16:33:30,696 INFO L87 Difference]: Start difference. First operand 14 states and 17 transitions. Second operand 5 states. [2019-12-07 16:33:30,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:33:30,761 INFO L93 Difference]: Finished difference Result 26 states and 32 transitions. [2019-12-07 16:33:30,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 16:33:30,761 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2019-12-07 16:33:30,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:33:30,762 INFO L225 Difference]: With dead ends: 26 [2019-12-07 16:33:30,762 INFO L226 Difference]: Without dead ends: 22 [2019-12-07 16:33:30,763 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-12-07 16:33:30,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2019-12-07 16:33:30,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2019-12-07 16:33:30,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-12-07 16:33:30,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 28 transitions. [2019-12-07 16:33:30,767 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 28 transitions. Word has length 10 [2019-12-07 16:33:30,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:33:30,767 INFO L462 AbstractCegarLoop]: Abstraction has 22 states and 28 transitions. [2019-12-07 16:33:30,767 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 16:33:30,767 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2019-12-07 16:33:30,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 16:33:30,768 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:33:30,768 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:33:30,768 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:33:30,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:33:30,768 INFO L82 PathProgramCache]: Analyzing trace with hash 909226845, now seen corresponding path program 1 times [2019-12-07 16:33:30,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:33:30,769 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33779399] [2019-12-07 16:33:30,769 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:33:30,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:33:30,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:33:30,851 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33779399] [2019-12-07 16:33:30,851 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1173081421] [2019-12-07 16:33:30,851 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 16:33:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:33:30,895 INFO L264 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 22 conjunts are in the unsatisfiable core [2019-12-07 16:33:30,899 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:33:30,955 INFO L343 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2019-12-07 16:33:30,956 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 19 treesize of output 18 [2019-12-07 16:33:30,956 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 16:33:30,972 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:30,974 INFO L430 ElimStorePlain]: Different costs {0=[|v_#memory_int_22|], 2=[|v_#memory_int_19|]} [2019-12-07 16:33:30,980 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 16:33:30,985 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 15 [2019-12-07 16:33:30,986 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 16:33:31,002 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:31,016 INFO L343 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2019-12-07 16:33:31,016 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2019-12-07 16:33:31,017 INFO L534 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-12-07 16:33:31,025 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:31,026 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-07 16:33:31,027 INFO L239 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:75, output treesize:29 [2019-12-07 16:33:31,079 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:31,080 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2019-12-07 16:33:31,080 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 16:33:31,104 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:31,106 INFO L430 ElimStorePlain]: Different costs {2=[|v_#memory_int_20|, |v_#memory_int_21|], 10=[|v_#memory_int_23|]} [2019-12-07 16:33:31,112 INFO L534 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-07 16:33:31,140 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:31,143 INFO L534 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-07 16:33:31,161 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:31,195 INFO L343 Elim1Store]: treesize reduction 90, result has 25.0 percent of original size [2019-12-07 16:33:31,195 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 52 [2019-12-07 16:33:31,196 INFO L534 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-12-07 16:33:31,210 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:31,212 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:31,214 INFO L534 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 16:33:31,214 INFO L239 ElimStorePlain]: Needed 5 recursive calls to eliminate 10 variables, input treesize:94, output treesize:7 [2019-12-07 16:33:31,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:33:31,228 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 16:33:31,228 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2019-12-07 16:33:31,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022619176] [2019-12-07 16:33:31,229 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 16:33:31,229 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:33:31,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 16:33:31,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-12-07 16:33:31,229 INFO L87 Difference]: Start difference. First operand 22 states and 28 transitions. Second operand 8 states. [2019-12-07 16:33:31,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:33:31,344 INFO L93 Difference]: Finished difference Result 38 states and 48 transitions. [2019-12-07 16:33:31,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 16:33:31,345 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 13 [2019-12-07 16:33:31,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:33:31,346 INFO L225 Difference]: With dead ends: 38 [2019-12-07 16:33:31,346 INFO L226 Difference]: Without dead ends: 34 [2019-12-07 16:33:31,347 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2019-12-07 16:33:31,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2019-12-07 16:33:31,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 18. [2019-12-07 16:33:31,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2019-12-07 16:33:31,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2019-12-07 16:33:31,350 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 13 [2019-12-07 16:33:31,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:33:31,351 INFO L462 AbstractCegarLoop]: Abstraction has 18 states and 22 transitions. [2019-12-07 16:33:31,351 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 16:33:31,351 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2019-12-07 16:33:31,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-07 16:33:31,351 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:33:31,351 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:33:31,552 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 16:33:31,552 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:33:31,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:33:31,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1525342480, now seen corresponding path program 1 times [2019-12-07 16:33:31,553 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:33:31,554 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679200823] [2019-12-07 16:33:31,554 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:33:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:33:31,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:33:31,830 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679200823] [2019-12-07 16:33:31,830 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [735691538] [2019-12-07 16:33:31,830 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 16:33:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:33:31,874 INFO L264 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 21 conjunts are in the unsatisfiable core [2019-12-07 16:33:31,875 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:33:31,886 INFO L377 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 10 treesize of output 8 [2019-12-07 16:33:31,886 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 16:33:31,898 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:31,899 INFO L430 ElimStorePlain]: Different costs {0=[|v_#memory_int_25|], 2=[|v_#memory_int_24|]} [2019-12-07 16:33:31,902 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-12-07 16:33:31,907 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 15 [2019-12-07 16:33:31,907 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 16:33:31,915 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:31,923 INFO L343 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2019-12-07 16:33:31,923 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2019-12-07 16:33:31,924 INFO L534 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-12-07 16:33:31,928 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:31,929 INFO L534 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-12-07 16:33:31,929 INFO L239 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:66, output treesize:19 [2019-12-07 16:33:31,974 INFO L430 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_18|, |v_#memory_$Pointer$.base_18|], 20=[|v_#memory_int_26|]} [2019-12-07 16:33:31,977 INFO L377 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 77 treesize of output 59 [2019-12-07 16:33:31,978 INFO L534 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-07 16:33:31,988 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:31,991 INFO L377 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 59 treesize of output 35 [2019-12-07 16:33:31,991 INFO L534 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-07 16:33:32,001 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:32,121 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-12-07 16:33:32,121 INFO L343 Elim1Store]: treesize reduction 24, result has 85.0 percent of original size [2019-12-07 16:33:32,122 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 49 treesize of output 156 [2019-12-07 16:33:32,123 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,126 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,126 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,128 INFO L534 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-12-07 16:33:32,261 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 66 [2019-12-07 16:33:32,262 INFO L614 ElimStorePlain]: treesize reduction 96, result has 71.3 percent of original size [2019-12-07 16:33:32,262 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,263 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,264 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,264 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,265 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,266 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,268 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,269 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,270 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,271 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,273 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,275 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,276 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,277 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,278 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,279 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,281 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,284 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,284 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,286 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,287 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,288 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,289 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,289 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,290 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,291 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,291 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,292 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,294 INFO L534 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2019-12-07 16:33:32,294 INFO L239 ElimStorePlain]: Needed 4 recursive calls to eliminate 7 variables, input treesize:95, output treesize:239 [2019-12-07 16:33:32,294 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,294 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,295 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,295 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,295 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,296 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,297 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,297 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,297 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,298 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,299 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,299 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,300 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,300 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,300 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,301 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,302 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,303 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,304 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,304 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,305 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,306 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,306 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,306 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,307 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,307 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,307 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,308 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,334 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,335 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,336 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,336 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,337 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,338 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,339 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,339 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,340 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,340 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,342 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,344 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,345 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,346 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,346 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,348 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,349 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,351 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,352 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,353 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,354 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,356 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,356 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,357 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,357 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,358 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,359 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,360 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,979 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,980 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,981 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,982 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,983 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,985 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,986 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,986 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,987 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,988 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,990 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,992 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,994 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:32,994 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,995 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,997 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:32,999 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:33,001 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:33,002 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:33,003 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:33,005 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:33,006 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:33,007 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:33,007 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:33,007 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:33,008 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:33,009 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:33,010 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:40,620 WARN L192 SmtUtils]: Spent 7.43 s on a formula simplification. DAG size of input: 176 DAG size of output: 65 [2019-12-07 16:33:40,623 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2019-12-07 16:33:40,755 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:40,766 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:40,766 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 28 [2019-12-07 16:33:40,767 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 16:33:40,774 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:40,774 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 28 [2019-12-07 16:33:40,775 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-12-07 16:33:40,813 INFO L614 ElimStorePlain]: treesize reduction 6, result has 89.1 percent of original size [2019-12-07 16:33:40,814 INFO L534 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 16:33:40,814 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 11 variables, input treesize:97, output treesize:7 [2019-12-07 16:33:40,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:33:40,836 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 16:33:40,836 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2019-12-07 16:33:40,836 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012407470] [2019-12-07 16:33:40,836 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-12-07 16:33:40,836 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:33:40,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-12-07 16:33:40,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2019-12-07 16:33:40,837 INFO L87 Difference]: Start difference. First operand 18 states and 22 transitions. Second operand 14 states. [2019-12-07 16:33:45,385 WARN L192 SmtUtils]: Spent 4.10 s on a formula simplification. DAG size of input: 98 DAG size of output: 45 [2019-12-07 16:33:48,325 WARN L192 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2019-12-07 16:33:52,579 WARN L192 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 52 [2019-12-07 16:33:52,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:33:52,581 INFO L93 Difference]: Finished difference Result 44 states and 55 transitions. [2019-12-07 16:33:52,581 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-12-07 16:33:52,581 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 14 [2019-12-07 16:33:52,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:33:52,582 INFO L225 Difference]: With dead ends: 44 [2019-12-07 16:33:52,582 INFO L226 Difference]: Without dead ends: 38 [2019-12-07 16:33:52,583 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 17.6s TimeCoverageRelationStatistics Valid=130, Invalid=422, Unknown=0, NotChecked=0, Total=552 [2019-12-07 16:33:52,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2019-12-07 16:33:52,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 26. [2019-12-07 16:33:52,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2019-12-07 16:33:52,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 33 transitions. [2019-12-07 16:33:52,588 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 33 transitions. Word has length 14 [2019-12-07 16:33:52,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:33:52,588 INFO L462 AbstractCegarLoop]: Abstraction has 26 states and 33 transitions. [2019-12-07 16:33:52,588 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-12-07 16:33:52,588 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2019-12-07 16:33:52,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 16:33:52,589 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:33:52,589 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:33:52,789 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 16:33:52,790 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:33:52,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:33:52,791 INFO L82 PathProgramCache]: Analyzing trace with hash -1328429964, now seen corresponding path program 1 times [2019-12-07 16:33:52,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:33:52,791 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977688208] [2019-12-07 16:33:52,791 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:33:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:33:52,937 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 16:33:52,937 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977688208] [2019-12-07 16:33:52,937 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [271694609] [2019-12-07 16:33:52,937 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 16:33:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:33:52,972 INFO L264 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 15 conjunts are in the unsatisfiable core [2019-12-07 16:33:52,973 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:33:52,996 INFO L430 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_19|, |v_#memory_$Pointer$.base_19|], 12=[|v_#memory_int_27|]} [2019-12-07 16:33:52,998 INFO L377 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 77 treesize of output 59 [2019-12-07 16:33:52,999 INFO L534 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-07 16:33:53,004 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:53,006 INFO L377 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 59 treesize of output 35 [2019-12-07 16:33:53,007 INFO L534 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-12-07 16:33:53,012 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:33:53,077 INFO L343 Elim1Store]: treesize reduction 12, result has 88.3 percent of original size [2019-12-07 16:33:53,077 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 42 treesize of output 108 [2019-12-07 16:33:53,077 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:53,078 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:53,078 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:53,078 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:53,079 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:53,079 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:53,080 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:53,081 INFO L534 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-12-07 16:33:53,198 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 44 [2019-12-07 16:33:53,199 INFO L614 ElimStorePlain]: treesize reduction 182, result has 53.0 percent of original size [2019-12-07 16:33:53,199 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:53,199 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:53,200 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:53,200 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:53,200 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:53,201 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:53,201 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:53,202 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:53,202 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:53,202 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:53,203 INFO L534 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2019-12-07 16:33:53,203 INFO L239 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:84, output treesize:205 [2019-12-07 16:33:53,203 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:53,203 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:53,203 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:53,204 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:53,204 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:53,204 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:53,205 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:53,205 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:53,205 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:53,205 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:57,255 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:57,256 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:57,256 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:57,257 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:57,258 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:57,258 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:57,259 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:57,259 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:57,260 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:57,260 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:57,315 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:57,316 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:57,316 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:57,316 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:57,317 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:57,317 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:57,318 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:57,318 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 16:33:57,318 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:33:57,319 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 16:34:03,416 WARN L192 SmtUtils]: Spent 6.07 s on a formula simplification. DAG size of input: 56 DAG size of output: 10 [2019-12-07 16:34:03,435 INFO L377 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 22 treesize of output 10 [2019-12-07 16:34:03,435 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 16:34:03,438 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:34:03,438 INFO L534 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 16:34:03,438 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:22, output treesize:7 [2019-12-07 16:34:03,452 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-07 16:34:03,452 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 16:34:03,452 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2019-12-07 16:34:03,452 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659672493] [2019-12-07 16:34:03,453 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-12-07 16:34:03,453 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:34:03,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-12-07 16:34:03,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=143, Unknown=2, NotChecked=0, Total=182 [2019-12-07 16:34:03,453 INFO L87 Difference]: Start difference. First operand 26 states and 33 transitions. Second operand 14 states. [2019-12-07 16:34:05,692 WARN L192 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 47 [2019-12-07 16:34:15,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:34:15,952 INFO L93 Difference]: Finished difference Result 56 states and 67 transitions. [2019-12-07 16:34:15,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-12-07 16:34:15,952 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 17 [2019-12-07 16:34:15,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:34:15,953 INFO L225 Difference]: With dead ends: 56 [2019-12-07 16:34:15,953 INFO L226 Difference]: Without dead ends: 50 [2019-12-07 16:34:15,954 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 14.5s TimeCoverageRelationStatistics Valid=116, Invalid=387, Unknown=3, NotChecked=0, Total=506 [2019-12-07 16:34:15,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2019-12-07 16:34:15,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 29. [2019-12-07 16:34:15,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-12-07 16:34:15,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 36 transitions. [2019-12-07 16:34:15,958 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 36 transitions. Word has length 17 [2019-12-07 16:34:15,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:34:15,958 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 36 transitions. [2019-12-07 16:34:15,958 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-12-07 16:34:15,958 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2019-12-07 16:34:15,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-07 16:34:15,959 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 16:34:15,959 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 16:34:16,159 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 16:34:16,160 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 16:34:16,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:34:16,161 INFO L82 PathProgramCache]: Analyzing trace with hash 907143309, now seen corresponding path program 1 times [2019-12-07 16:34:16,161 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:34:16,161 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851509229] [2019-12-07 16:34:16,162 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:34:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:34:16,202 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 16:34:16,202 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851509229] [2019-12-07 16:34:16,202 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [879989280] [2019-12-07 16:34:16,202 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 16:34:16,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 16:34:16,244 INFO L264 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 16:34:16,245 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 16:34:16,255 INFO L377 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 [2019-12-07 16:34:16,256 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-12-07 16:34:16,257 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-12-07 16:34:16,257 INFO L534 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-12-07 16:34:16,258 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2019-12-07 16:34:16,259 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 16:34:16,259 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 16:34:16,259 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2019-12-07 16:34:16,259 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411235629] [2019-12-07 16:34:16,260 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 16:34:16,260 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 16:34:16,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 16:34:16,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-07 16:34:16,260 INFO L87 Difference]: Start difference. First operand 29 states and 36 transitions. Second operand 6 states. [2019-12-07 16:34:16,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 16:34:16,315 INFO L93 Difference]: Finished difference Result 32 states and 39 transitions. [2019-12-07 16:34:16,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 16:34:16,315 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2019-12-07 16:34:16,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 16:34:16,316 INFO L225 Difference]: With dead ends: 32 [2019-12-07 16:34:16,316 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 16:34:16,316 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-12-07 16:34:16,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 16:34:16,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 16:34:16,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 16:34:16,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 16:34:16,317 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2019-12-07 16:34:16,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 16:34:16,317 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 16:34:16,317 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 16:34:16,317 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 16:34:16,317 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 16:34:16,517 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 16:34:16,520 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 16:34:20,635 WARN L192 SmtUtils]: Spent 4.04 s on a formula simplification. DAG size of input: 102 DAG size of output: 45 [2019-12-07 16:34:20,637 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 16:34:20,637 INFO L246 CegarLoopResult]: For program point L589(lines 589 590) no Hoare annotation was computed. [2019-12-07 16:34:20,637 INFO L246 CegarLoopResult]: For program point L585(lines 585 586) no Hoare annotation was computed. [2019-12-07 16:34:20,637 INFO L246 CegarLoopResult]: For program point L585-2(lines 585 586) no Hoare annotation was computed. [2019-12-07 16:34:20,637 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 16:34:20,638 INFO L246 CegarLoopResult]: For program point L575(lines 575 581) no Hoare annotation was computed. [2019-12-07 16:34:20,638 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 16:34:20,638 INFO L242 CegarLoopResult]: At program point L575-2(lines 573 582) the Hoare annotation is: (and (= 1 (select |#valid| ULTIMATE.start_main_~head~0.base)) (not (= ULTIMATE.start_main_~m~0.base ULTIMATE.start_main_~head~0.base)) (= ULTIMATE.start_main_~head~0.base ULTIMATE.start_main_~list~0.base) (= 0 (select (select |#memory_int| ULTIMATE.start_main_~m~0.base) ULTIMATE.start_main_~m~0.offset)) (= 1 (select (select |#memory_int| ULTIMATE.start_main_~head~0.base) ULTIMATE.start_main_~head~0.offset)) (= 1 (select |#valid| ULTIMATE.start_main_~m~0.base)) (not (= ULTIMATE.start_main_~head~0.offset (+ ULTIMATE.start_main_~list~0.offset 8))) (= (select (select |#memory_int| ULTIMATE.start_main_~list~0.base) ULTIMATE.start_main_~list~0.offset) 1)) [2019-12-07 16:34:20,638 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 16:34:20,638 INFO L246 CegarLoopResult]: For program point L573-1(lines 573 582) no Hoare annotation was computed. [2019-12-07 16:34:20,638 INFO L246 CegarLoopResult]: For program point L573-3(lines 573 582) no Hoare annotation was computed. [2019-12-07 16:34:20,638 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 590) no Hoare annotation was computed. [2019-12-07 16:34:20,638 INFO L246 CegarLoopResult]: For program point L565(lines 565 591) no Hoare annotation was computed. [2019-12-07 16:34:20,638 INFO L246 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2019-12-07 16:34:20,638 INFO L246 CegarLoopResult]: For program point L584-1(lines 584 588) no Hoare annotation was computed. [2019-12-07 16:34:20,639 INFO L242 CegarLoopResult]: At program point L584-3(lines 584 588) the Hoare annotation is: (or (<= (select (select |#memory_int| ULTIMATE.start_main_~m~0.base) ULTIMATE.start_main_~m~0.offset) 99) (exists ((ULTIMATE.start_main_~list~0.base Int) (ULTIMATE.start_main_~list~0.offset Int) (v_arrayElimCell_25 Int) (v_arrayElimCell_24 Int)) (let ((.cse2 (select (select |#memory_int| v_arrayElimCell_25) v_arrayElimCell_24))) (and (let ((.cse7 (= ULTIMATE.start_main_~m~0.offset v_arrayElimCell_24)) (.cse8 (= ULTIMATE.start_main_~m~0.base v_arrayElimCell_25))) (let ((.cse6 (and .cse7 .cse8))) (let ((.cse9 (or (<= (select (select |#memory_int| ULTIMATE.start_main_~m~0.base) ULTIMATE.start_main_~m~0.offset) 99) .cse6))) (let ((.cse4 (and .cse9 (not .cse7))) (.cse5 (and (not .cse8) .cse9))) (let ((.cse0 (= ULTIMATE.start_main_~list~0.base v_arrayElimCell_25)) (.cse3 (= ULTIMATE.start_main_~list~0.offset v_arrayElimCell_24)) (.cse1 (or .cse4 (and .cse7 .cse8 (<= .cse2 (+ (select (select |#memory_int| ULTIMATE.start_main_~list~0.base) ULTIMATE.start_main_~list~0.offset) 99))) .cse5))) (or (and (not .cse0) .cse1) (and (= 0 (mod .cse2 (- 2))) .cse0 .cse3 (or .cse4 .cse5 .cse6)) (and (not .cse3) .cse1))))))) (<= .cse2 100))))) [2019-12-07 16:34:20,639 INFO L246 CegarLoopResult]: For program point L584-4(lines 584 588) no Hoare annotation was computed. [2019-12-07 16:34:20,645 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,646 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,646 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,650 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,650 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,650 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,660 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,660 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,660 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,660 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,660 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,660 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,660 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,666 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,666 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,666 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,666 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,666 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,666 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,666 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,666 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,667 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,667 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,667 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,667 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 04:34:20 BoogieIcfgContainer [2019-12-07 16:34:20,671 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 16:34:20,671 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 16:34:20,671 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 16:34:20,671 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 16:34:20,672 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:33:30" (3/4) ... [2019-12-07 16:34:20,674 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 16:34:20,681 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-07 16:34:20,681 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-12-07 16:34:20,681 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 16:34:20,699 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-#memory_int-unknown[m][m] <= 99 || (\exists ULTIMATE.start_main_~list~0.base : int, ULTIMATE.start_main_~list~0.offset : int, v_arrayElimCell_25 : int, v_arrayElimCell_24 : int :: (((!(ULTIMATE.start_main_~list~0.base == v_arrayElimCell_25) && ((((unknown-#memory_int-unknown[m][m] <= 99 || (m == v_arrayElimCell_24 && m == v_arrayElimCell_25)) && !(m == v_arrayElimCell_24)) || ((m == v_arrayElimCell_24 && m == v_arrayElimCell_25) && unknown-#memory_int-unknown[v_arrayElimCell_25][v_arrayElimCell_24] <= unknown-#memory_int-unknown[ULTIMATE.start_main_~list~0.base][ULTIMATE.start_main_~list~0.offset] + 99)) || (!(m == v_arrayElimCell_25) && (unknown-#memory_int-unknown[m][m] <= 99 || (m == v_arrayElimCell_24 && m == v_arrayElimCell_25))))) || (((0 == unknown-#memory_int-unknown[v_arrayElimCell_25][v_arrayElimCell_24] % -2 && ULTIMATE.start_main_~list~0.base == v_arrayElimCell_25) && ULTIMATE.start_main_~list~0.offset == v_arrayElimCell_24) && ((((unknown-#memory_int-unknown[m][m] <= 99 || (m == v_arrayElimCell_24 && m == v_arrayElimCell_25)) && !(m == v_arrayElimCell_24)) || (!(m == v_arrayElimCell_25) && (unknown-#memory_int-unknown[m][m] <= 99 || (m == v_arrayElimCell_24 && m == v_arrayElimCell_25)))) || (m == v_arrayElimCell_24 && m == v_arrayElimCell_25)))) || (!(ULTIMATE.start_main_~list~0.offset == v_arrayElimCell_24) && ((((unknown-#memory_int-unknown[m][m] <= 99 || (m == v_arrayElimCell_24 && m == v_arrayElimCell_25)) && !(m == v_arrayElimCell_24)) || ((m == v_arrayElimCell_24 && m == v_arrayElimCell_25) && unknown-#memory_int-unknown[v_arrayElimCell_25][v_arrayElimCell_24] <= unknown-#memory_int-unknown[ULTIMATE.start_main_~list~0.base][ULTIMATE.start_main_~list~0.offset] + 99)) || (!(m == v_arrayElimCell_25) && (unknown-#memory_int-unknown[m][m] <= 99 || (m == v_arrayElimCell_24 && m == v_arrayElimCell_25)))))) && unknown-#memory_int-unknown[v_arrayElimCell_25][v_arrayElimCell_24] <= 100) [2019-12-07 16:34:20,711 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_130c3fde-3733-40b9-a935-e6154589f5fc/bin/uautomizer/witness.graphml [2019-12-07 16:34:20,711 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 16:34:20,712 INFO L168 Benchmark]: Toolchain (without parser) took 50922.40 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 939.4 MB in the beginning and 1.0 GB in the end (delta: -106.1 MB). Peak memory consumption was 2.9 MB. Max. memory is 11.5 GB. [2019-12-07 16:34:20,712 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:34:20,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 322.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -150.4 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-12-07 16:34:20,712 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.61 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:34:20,713 INFO L168 Benchmark]: Boogie Preprocessor took 23.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 16:34:20,713 INFO L168 Benchmark]: RCFGBuilder took 234.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-12-07 16:34:20,713 INFO L168 Benchmark]: TraceAbstraction took 50264.69 ms. Allocated memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.1 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.2 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2019-12-07 16:34:20,713 INFO L168 Benchmark]: Witness Printer took 39.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 11.5 GB. [2019-12-07 16:34:20,715 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 322.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -150.4 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.61 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.47 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 234.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 50264.69 ms. Allocated memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.1 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.2 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * Witness Printer took 39.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 590]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 573]: Loop Invariant [2019-12-07 16:34:20,720 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,721 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,721 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,722 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,722 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,722 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((1 == \valid[head] && !(m == head)) && head == list) && 0 == unknown-#memory_int-unknown[m][m]) && 1 == unknown-#memory_int-unknown[head][head]) && 1 == \valid[m]) && !(head == list + 8)) && unknown-#memory_int-unknown[list][list] == 1 - InvariantResult [Line: 584]: Loop Invariant [2019-12-07 16:34:20,722 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,722 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,723 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,724 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,724 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,724 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,724 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,724 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,724 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,724 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,724 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,724 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,724 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,725 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,725 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,725 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,725 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,725 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,725 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,725 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,725 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,725 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,726 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,727 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,727 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,727 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,729 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,729 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.base,QUANTIFIED] [2019-12-07 16:34:20,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~list~0.offset,QUANTIFIED] [2019-12-07 16:34:20,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,734 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,734 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_25,QUANTIFIED] [2019-12-07 16:34:20,734 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_24,QUANTIFIED] [2019-12-07 16:34:20,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-12-07 16:34:20,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: unknown-#memory_int-unknown[m][m] <= 99 || (\exists ULTIMATE.start_main_~list~0.base : int, ULTIMATE.start_main_~list~0.offset : int, v_arrayElimCell_25 : int, v_arrayElimCell_24 : int :: (((!(ULTIMATE.start_main_~list~0.base == v_arrayElimCell_25) && ((((unknown-#memory_int-unknown[m][m] <= 99 || (m == v_arrayElimCell_24 && m == v_arrayElimCell_25)) && !(m == v_arrayElimCell_24)) || ((m == v_arrayElimCell_24 && m == v_arrayElimCell_25) && unknown-#memory_int-unknown[v_arrayElimCell_25][v_arrayElimCell_24] <= unknown-#memory_int-unknown[ULTIMATE.start_main_~list~0.base][ULTIMATE.start_main_~list~0.offset] + 99)) || (!(m == v_arrayElimCell_25) && (unknown-#memory_int-unknown[m][m] <= 99 || (m == v_arrayElimCell_24 && m == v_arrayElimCell_25))))) || (((0 == unknown-#memory_int-unknown[v_arrayElimCell_25][v_arrayElimCell_24] % -2 && ULTIMATE.start_main_~list~0.base == v_arrayElimCell_25) && ULTIMATE.start_main_~list~0.offset == v_arrayElimCell_24) && ((((unknown-#memory_int-unknown[m][m] <= 99 || (m == v_arrayElimCell_24 && m == v_arrayElimCell_25)) && !(m == v_arrayElimCell_24)) || (!(m == v_arrayElimCell_25) && (unknown-#memory_int-unknown[m][m] <= 99 || (m == v_arrayElimCell_24 && m == v_arrayElimCell_25)))) || (m == v_arrayElimCell_24 && m == v_arrayElimCell_25)))) || (!(ULTIMATE.start_main_~list~0.offset == v_arrayElimCell_24) && ((((unknown-#memory_int-unknown[m][m] <= 99 || (m == v_arrayElimCell_24 && m == v_arrayElimCell_25)) && !(m == v_arrayElimCell_24)) || ((m == v_arrayElimCell_24 && m == v_arrayElimCell_25) && unknown-#memory_int-unknown[v_arrayElimCell_25][v_arrayElimCell_24] <= unknown-#memory_int-unknown[ULTIMATE.start_main_~list~0.base][ULTIMATE.start_main_~list~0.offset] + 99)) || (!(m == v_arrayElimCell_25) && (unknown-#memory_int-unknown[m][m] <= 99 || (m == v_arrayElimCell_24 && m == v_arrayElimCell_25)))))) && unknown-#memory_int-unknown[v_arrayElimCell_25][v_arrayElimCell_24] <= 100) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 17 locations, 1 error locations. Result: SAFE, OverallTime: 46.0s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 24.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.1s, HoareTripleCheckerStatistics: 75 SDtfs, 76 SDslu, 253 SDs, 0 SdLazy, 308 SolverSat, 53 SolverUnsat, 5 SolverUnknown, 0 SolverNotchecked, 10.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 120 GetRequests, 56 SyntacticMatches, 3 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 32.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 49 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 8 NumberOfFragments, 259 HoareAnnotationTreeSize, 2 FomulaSimplifications, 6517 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 244 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 20.2s InterpolantComputationTime, 148 NumberOfCodeBlocks, 148 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 138 ConstructedInterpolants, 15 QuantifiedInterpolants, 34374 SizeOfPredicates, 31 NumberOfNonLiveVariables, 385 ConjunctsInSsa, 62 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 21/36 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...