./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/list-properties/list_search_true-unreach-call_false-valid-memcleanup.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/list-properties/list_search_true-unreach-call_false-valid-memcleanup.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6f42b1e4e389dfa08cb9cf62cb14bddb85b8f5e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/list-properties/list_search_true-unreach-call_false-valid-memcleanup.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6f42b1e4e389dfa08cb9cf62cb14bddb85b8f5e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:56:57,670 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:56:57,672 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:56:57,682 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:56:57,682 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:56:57,683 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:56:57,684 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:56:57,685 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:56:57,687 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:56:57,688 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:56:57,688 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:56:57,688 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:56:57,689 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:56:57,690 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:56:57,691 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:56:57,692 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:56:57,692 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:56:57,694 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:56:57,696 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:56:57,697 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:56:57,698 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:56:57,699 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:56:57,701 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:56:57,702 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:56:57,702 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:56:57,703 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:56:57,704 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:56:57,704 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:56:57,705 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:56:57,706 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:56:57,707 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:56:57,707 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:56:57,707 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:56:57,708 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:56:57,708 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:56:57,709 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:56:57,709 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 22:56:57,721 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:56:57,722 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:56:57,722 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:56:57,722 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 22:56:57,723 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 22:56:57,723 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 22:56:57,723 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 22:56:57,723 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 22:56:57,723 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 22:56:57,724 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 22:56:57,724 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 22:56:57,724 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:56:57,725 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:56:57,725 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:56:57,725 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:56:57,725 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:56:57,725 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:56:57,727 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:56:57,727 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:56:57,727 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:56:57,727 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:56:57,728 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:56:57,728 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:56:57,728 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 22:56:57,728 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:56:57,728 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 22:56:57,728 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 22:56:57,729 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:56:57,729 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:56:57,729 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:56:57,729 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 22:56:57,729 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:56:57,729 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:56:57,730 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 22:56:57,730 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan 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 -> Taipan 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 -> c6f42b1e4e389dfa08cb9cf62cb14bddb85b8f5e [2018-10-26 22:56:57,757 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:56:57,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:56:57,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:56:57,777 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:56:57,778 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:56:57,778 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/../../sv-benchmarks/c/list-properties/list_search_true-unreach-call_false-valid-memcleanup.i [2018-10-26 22:56:57,828 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/data/e641fd89e/dfe50703ba2e401bab46006e3071ef5c/FLAG1b044675c [2018-10-26 22:56:58,260 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:56:58,260 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/sv-benchmarks/c/list-properties/list_search_true-unreach-call_false-valid-memcleanup.i [2018-10-26 22:56:58,272 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/data/e641fd89e/dfe50703ba2e401bab46006e3071ef5c/FLAG1b044675c [2018-10-26 22:56:58,287 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/data/e641fd89e/dfe50703ba2e401bab46006e3071ef5c [2018-10-26 22:56:58,289 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:56:58,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:56:58,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:56:58,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:56:58,295 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:56:58,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:56:58" (1/1) ... [2018-10-26 22:56:58,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@404388f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:56:58, skipping insertion in model container [2018-10-26 22:56:58,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:56:58" (1/1) ... [2018-10-26 22:56:58,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:56:58,365 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:56:58,748 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:56:58,756 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:56:58,797 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:56:58,890 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:56:58,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:56:58 WrapperNode [2018-10-26 22:56:58,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:56:58,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:56:58,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:56:58,892 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:56:58,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:56:58" (1/1) ... [2018-10-26 22:56:58,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:56:58" (1/1) ... [2018-10-26 22:56:59,025 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:56:59,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:56:59,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:56:59,026 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:56:59,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:56:58" (1/1) ... [2018-10-26 22:56:59,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:56:58" (1/1) ... [2018-10-26 22:56:59,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:56:58" (1/1) ... [2018-10-26 22:56:59,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:56:58" (1/1) ... [2018-10-26 22:56:59,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:56:58" (1/1) ... [2018-10-26 22:56:59,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:56:58" (1/1) ... [2018-10-26 22:56:59,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:56:58" (1/1) ... [2018-10-26 22:56:59,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:56:59,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:56:59,071 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:56:59,071 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:56:59,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:56:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/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 [2018-10-26 22:56:59,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 22:56:59,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 22:56:59,135 INFO L130 BoogieDeclarations]: Found specification of procedure search_list [2018-10-26 22:56:59,135 INFO L138 BoogieDeclarations]: Found implementation of procedure search_list [2018-10-26 22:56:59,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-26 22:56:59,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-26 22:56:59,135 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 22:56:59,135 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 22:56:59,135 INFO L130 BoogieDeclarations]: Found specification of procedure delete_list [2018-10-26 22:56:59,136 INFO L138 BoogieDeclarations]: Found implementation of procedure delete_list [2018-10-26 22:56:59,136 INFO L130 BoogieDeclarations]: Found specification of procedure insert_list [2018-10-26 22:56:59,136 INFO L138 BoogieDeclarations]: Found implementation of procedure insert_list [2018-10-26 22:56:59,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:56:59,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:56:59,791 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:56:59,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:56:59 BoogieIcfgContainer [2018-10-26 22:56:59,792 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:56:59,793 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 22:56:59,793 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 22:56:59,796 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 22:56:59,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 10:56:58" (1/3) ... [2018-10-26 22:56:59,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22cc9f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:56:59, skipping insertion in model container [2018-10-26 22:56:59,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:56:58" (2/3) ... [2018-10-26 22:56:59,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22cc9f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:56:59, skipping insertion in model container [2018-10-26 22:56:59,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:56:59" (3/3) ... [2018-10-26 22:56:59,800 INFO L112 eAbstractionObserver]: Analyzing ICFG list_search_true-unreach-call_false-valid-memcleanup.i [2018-10-26 22:56:59,809 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 22:56:59,816 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 22:56:59,829 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 22:56:59,851 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 22:56:59,851 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 22:56:59,852 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 22:56:59,852 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 22:56:59,852 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 22:56:59,854 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 22:56:59,854 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 22:56:59,854 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 22:56:59,872 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states. [2018-10-26 22:56:59,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-26 22:56:59,880 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:56:59,881 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:56:59,883 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:56:59,889 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:56:59,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1794614576, now seen corresponding path program 1 times [2018-10-26 22:56:59,891 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:56:59,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:56:59,937 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:56:59,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:56:59,937 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:57:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:00,175 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 22:57:00,177 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:00,177 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 22:57:00,178 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 47 with the following transitions: [2018-10-26 22:57:00,182 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [9], [10], [14], [16], [18], [20], [22], [34], [37], [57], [60], [62], [91], [110], [112], [113], [114], [115], [116], [118], [119], [120], [121], [122], [123], [124], [125], [126], [127], [128] [2018-10-26 22:57:00,220 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-26 22:57:00,221 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-26 22:57:00,656 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-26 22:57:00,657 INFO L272 AbstractInterpreter]: Visited 23 different actions 35 times. Never merged. Never widened. Never found a fixpoint. Largest state had 47 variables. [2018-10-26 22:57:00,702 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:00,702 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-26 22:57:01,213 INFO L227 lantSequenceWeakener]: Weakened 34 states. On average, predicates are now at 78.98% of their original sizes. [2018-10-26 22:57:01,213 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-26 22:57:02,555 INFO L415 sIntCurrentIteration]: We unified 45 AI predicates to 45 [2018-10-26 22:57:02,556 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-26 22:57:02,556 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 22:57:02,556 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [20] imperfect sequences [6] total 24 [2018-10-26 22:57:02,557 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:57:02,560 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-10-26 22:57:02,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-10-26 22:57:02,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2018-10-26 22:57:02,566 INFO L87 Difference]: Start difference. First operand 56 states. Second operand 20 states. [2018-10-26 22:57:08,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:08,503 INFO L93 Difference]: Finished difference Result 160 states and 205 transitions. [2018-10-26 22:57:08,503 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-10-26 22:57:08,504 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 46 [2018-10-26 22:57:08,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:08,512 INFO L225 Difference]: With dead ends: 160 [2018-10-26 22:57:08,512 INFO L226 Difference]: Without dead ends: 71 [2018-10-26 22:57:08,515 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 57 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=123, Invalid=869, Unknown=0, NotChecked=0, Total=992 [2018-10-26 22:57:08,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-10-26 22:57:08,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 51. [2018-10-26 22:57:08,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-10-26 22:57:08,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 56 transitions. [2018-10-26 22:57:08,552 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 56 transitions. Word has length 46 [2018-10-26 22:57:08,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:08,553 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 56 transitions. [2018-10-26 22:57:08,553 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-10-26 22:57:08,553 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 56 transitions. [2018-10-26 22:57:08,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 22:57:08,554 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:08,554 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:08,555 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:08,555 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:08,555 INFO L82 PathProgramCache]: Analyzing trace with hash 647377290, now seen corresponding path program 1 times [2018-10-26 22:57:08,555 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:57:08,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:08,557 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:08,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:08,557 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:57:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:08,680 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 22:57:08,680 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:08,680 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 22:57:08,680 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 51 with the following transitions: [2018-10-26 22:57:08,680 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [9], [10], [14], [16], [18], [20], [22], [26], [30], [37], [57], [60], [62], [91], [95], [97], [100], [106], [112], [113], [114], [115], [116], [118], [119], [120], [121], [122], [123], [124], [125], [126], [127], [128] [2018-10-26 22:57:08,682 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-26 22:57:08,682 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-26 22:57:08,829 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-26 22:57:08,830 INFO L272 AbstractInterpreter]: Visited 29 different actions 41 times. Never merged. Never widened. Never found a fixpoint. Largest state had 47 variables. [2018-10-26 22:57:08,857 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:08,857 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-26 22:57:09,095 INFO L227 lantSequenceWeakener]: Weakened 40 states. On average, predicates are now at 77.71% of their original sizes. [2018-10-26 22:57:09,095 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-26 22:57:09,743 INFO L415 sIntCurrentIteration]: We unified 49 AI predicates to 49 [2018-10-26 22:57:09,744 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-26 22:57:09,744 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 22:57:09,744 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [6] total 27 [2018-10-26 22:57:09,744 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:57:09,745 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-10-26 22:57:09,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-10-26 22:57:09,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=449, Unknown=0, NotChecked=0, Total=506 [2018-10-26 22:57:09,746 INFO L87 Difference]: Start difference. First operand 51 states and 56 transitions. Second operand 23 states. [2018-10-26 22:57:15,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:15,600 INFO L93 Difference]: Finished difference Result 84 states and 92 transitions. [2018-10-26 22:57:15,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-10-26 22:57:15,600 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 50 [2018-10-26 22:57:15,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:15,601 INFO L225 Difference]: With dead ends: 84 [2018-10-26 22:57:15,601 INFO L226 Difference]: Without dead ends: 71 [2018-10-26 22:57:15,602 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 63 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=143, Invalid=1189, Unknown=0, NotChecked=0, Total=1332 [2018-10-26 22:57:15,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-10-26 22:57:15,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 62. [2018-10-26 22:57:15,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-10-26 22:57:15,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 68 transitions. [2018-10-26 22:57:15,612 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 68 transitions. Word has length 50 [2018-10-26 22:57:15,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:15,612 INFO L481 AbstractCegarLoop]: Abstraction has 62 states and 68 transitions. [2018-10-26 22:57:15,612 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-10-26 22:57:15,612 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 68 transitions. [2018-10-26 22:57:15,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 22:57:15,613 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:15,614 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:15,614 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:15,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:15,614 INFO L82 PathProgramCache]: Analyzing trace with hash 254350280, now seen corresponding path program 1 times [2018-10-26 22:57:15,614 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:57:15,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:15,616 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:15,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:15,616 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:57:15,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:15,785 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 22:57:15,785 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:15,785 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 22:57:15,785 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 51 with the following transitions: [2018-10-26 22:57:15,785 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [9], [10], [14], [16], [18], [20], [22], [26], [30], [37], [57], [60], [62], [91], [95], [97], [102], [106], [112], [113], [114], [115], [116], [118], [119], [120], [121], [122], [123], [124], [125], [126], [127], [128] [2018-10-26 22:57:15,787 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-26 22:57:15,787 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-26 22:57:15,881 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-26 22:57:15,881 INFO L272 AbstractInterpreter]: Visited 38 different actions 50 times. Never merged. Never widened. Never found a fixpoint. Largest state had 47 variables. [2018-10-26 22:57:15,883 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:15,884 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-26 22:57:15,884 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:15,884 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 22:57:15,896 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:15,896 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-26 22:57:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:15,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:16,154 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 22:57:16,155 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:57:16,626 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 22:57:16,646 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-26 22:57:16,647 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 7 [2018-10-26 22:57:16,647 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-26 22:57:16,647 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 22:57:16,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 22:57:16,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-10-26 22:57:16,649 INFO L87 Difference]: Start difference. First operand 62 states and 68 transitions. Second operand 6 states. [2018-10-26 22:57:16,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:16,910 INFO L93 Difference]: Finished difference Result 108 states and 121 transitions. [2018-10-26 22:57:16,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-26 22:57:16,911 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2018-10-26 22:57:16,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:16,913 INFO L225 Difference]: With dead ends: 108 [2018-10-26 22:57:16,913 INFO L226 Difference]: Without dead ends: 62 [2018-10-26 22:57:16,914 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 98 SyntacticMatches, 4 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2018-10-26 22:57:16,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-10-26 22:57:16,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2018-10-26 22:57:16,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-10-26 22:57:16,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 65 transitions. [2018-10-26 22:57:16,923 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 65 transitions. Word has length 50 [2018-10-26 22:57:16,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:16,924 INFO L481 AbstractCegarLoop]: Abstraction has 62 states and 65 transitions. [2018-10-26 22:57:16,924 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 22:57:16,924 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2018-10-26 22:57:16,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 22:57:16,925 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:16,925 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:16,925 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:16,925 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:16,925 INFO L82 PathProgramCache]: Analyzing trace with hash -676426486, now seen corresponding path program 1 times [2018-10-26 22:57:16,925 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:57:16,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:16,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:16,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:16,928 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:57:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:17,019 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 22:57:17,019 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:57:17,019 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 22:57:17,020 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:57:17,020 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 22:57:17,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 22:57:17,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-26 22:57:17,020 INFO L87 Difference]: Start difference. First operand 62 states and 65 transitions. Second operand 5 states. [2018-10-26 22:57:17,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:17,143 INFO L93 Difference]: Finished difference Result 68 states and 70 transitions. [2018-10-26 22:57:17,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 22:57:17,144 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2018-10-26 22:57:17,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:17,145 INFO L225 Difference]: With dead ends: 68 [2018-10-26 22:57:17,145 INFO L226 Difference]: Without dead ends: 53 [2018-10-26 22:57:17,145 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-10-26 22:57:17,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-10-26 22:57:17,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2018-10-26 22:57:17,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-10-26 22:57:17,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 55 transitions. [2018-10-26 22:57:17,153 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 55 transitions. Word has length 50 [2018-10-26 22:57:17,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:17,153 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 55 transitions. [2018-10-26 22:57:17,153 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 22:57:17,153 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2018-10-26 22:57:17,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 22:57:17,155 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:17,155 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:17,156 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:17,156 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:17,156 INFO L82 PathProgramCache]: Analyzing trace with hash 744191442, now seen corresponding path program 1 times [2018-10-26 22:57:17,156 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:57:17,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:17,157 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:17,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:17,157 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:57:17,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:17,513 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:57:17,513 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:57:17,513 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-10-26 22:57:17,513 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:57:17,513 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-26 22:57:17,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-26 22:57:17,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-10-26 22:57:17,514 INFO L87 Difference]: Start difference. First operand 53 states and 55 transitions. Second operand 9 states. [2018-10-26 22:57:17,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:17,932 INFO L93 Difference]: Finished difference Result 70 states and 74 transitions. [2018-10-26 22:57:17,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-26 22:57:17,932 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 52 [2018-10-26 22:57:17,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:17,933 INFO L225 Difference]: With dead ends: 70 [2018-10-26 22:57:17,933 INFO L226 Difference]: Without dead ends: 61 [2018-10-26 22:57:17,934 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2018-10-26 22:57:17,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-10-26 22:57:17,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 57. [2018-10-26 22:57:17,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-10-26 22:57:17,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 60 transitions. [2018-10-26 22:57:17,941 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 60 transitions. Word has length 52 [2018-10-26 22:57:17,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:17,941 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 60 transitions. [2018-10-26 22:57:17,942 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-26 22:57:17,942 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2018-10-26 22:57:17,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 22:57:17,943 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:17,943 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:17,943 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:17,943 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:17,943 INFO L82 PathProgramCache]: Analyzing trace with hash 351164432, now seen corresponding path program 1 times [2018-10-26 22:57:17,945 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:57:17,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:17,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:17,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:17,946 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:57:17,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:18,135 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:57:18,136 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:57:18,136 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 22:57:18,136 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:57:18,136 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 22:57:18,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 22:57:18,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-26 22:57:18,137 INFO L87 Difference]: Start difference. First operand 57 states and 60 transitions. Second operand 7 states. [2018-10-26 22:57:18,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:18,333 INFO L93 Difference]: Finished difference Result 70 states and 74 transitions. [2018-10-26 22:57:18,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 22:57:18,334 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-10-26 22:57:18,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:18,335 INFO L225 Difference]: With dead ends: 70 [2018-10-26 22:57:18,335 INFO L226 Difference]: Without dead ends: 57 [2018-10-26 22:57:18,335 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-10-26 22:57:18,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-10-26 22:57:18,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2018-10-26 22:57:18,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-10-26 22:57:18,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 59 transitions. [2018-10-26 22:57:18,345 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 59 transitions. Word has length 52 [2018-10-26 22:57:18,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:18,345 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 59 transitions. [2018-10-26 22:57:18,345 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 22:57:18,345 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2018-10-26 22:57:18,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-26 22:57:18,346 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:18,346 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:18,346 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:18,346 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:18,346 INFO L82 PathProgramCache]: Analyzing trace with hash -951862596, now seen corresponding path program 1 times [2018-10-26 22:57:18,346 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:57:18,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:18,347 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:18,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:18,348 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:57:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:18,566 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 22:57:18,566 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:18,566 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 22:57:18,566 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 57 with the following transitions: [2018-10-26 22:57:18,567 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [7], [9], [10], [14], [16], [18], [20], [22], [26], [30], [32], [37], [57], [60], [62], [91], [95], [97], [100], [106], [108], [112], [113], [114], [115], [116], [118], [119], [120], [121], [122], [123], [124], [125], [126], [127], [128] [2018-10-26 22:57:18,568 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-26 22:57:18,569 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-26 22:57:19,165 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-26 22:57:19,165 INFO L272 AbstractInterpreter]: Visited 41 different actions 117 times. Merged at 15 different actions 40 times. Never widened. Found 9 fixpoints after 7 different actions. Largest state had 47 variables. [2018-10-26 22:57:19,204 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:19,204 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-26 22:57:19,204 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:19,204 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 22:57:19,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:19,215 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-26 22:57:19,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:19,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:19,397 INFO L477 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 11 [2018-10-26 22:57:19,399 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-10-26 22:57:19,399 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:19,401 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:19,402 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:19,402 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2018-10-26 22:57:19,424 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 22:57:19,424 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:57:19,643 INFO L477 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 16 treesize of output 12 [2018-10-26 22:57:19,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-10-26 22:57:19,662 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:19,675 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:19,677 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:19,678 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:20, output treesize:8 [2018-10-26 22:57:19,752 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 22:57:19,768 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-26 22:57:19,769 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 10] total 18 [2018-10-26 22:57:19,769 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-26 22:57:19,769 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-26 22:57:19,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-26 22:57:19,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2018-10-26 22:57:19,770 INFO L87 Difference]: Start difference. First operand 57 states and 59 transitions. Second operand 12 states. [2018-10-26 22:57:20,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:20,002 INFO L93 Difference]: Finished difference Result 67 states and 69 transitions. [2018-10-26 22:57:20,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-26 22:57:20,003 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 56 [2018-10-26 22:57:20,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:20,004 INFO L225 Difference]: With dead ends: 67 [2018-10-26 22:57:20,004 INFO L226 Difference]: Without dead ends: 58 [2018-10-26 22:57:20,004 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 101 SyntacticMatches, 7 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=76, Invalid=386, Unknown=0, NotChecked=0, Total=462 [2018-10-26 22:57:20,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-10-26 22:57:20,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 57. [2018-10-26 22:57:20,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-10-26 22:57:20,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 59 transitions. [2018-10-26 22:57:20,009 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 59 transitions. Word has length 56 [2018-10-26 22:57:20,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:20,010 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 59 transitions. [2018-10-26 22:57:20,010 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-26 22:57:20,010 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2018-10-26 22:57:20,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-26 22:57:20,011 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:20,011 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:20,011 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:20,011 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:20,011 INFO L82 PathProgramCache]: Analyzing trace with hash -1344889606, now seen corresponding path program 1 times [2018-10-26 22:57:20,011 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:57:20,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:20,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:20,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:20,012 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:57:20,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:20,522 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 22:57:20,522 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:20,522 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 22:57:20,523 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 57 with the following transitions: [2018-10-26 22:57:20,523 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [7], [9], [10], [14], [16], [18], [20], [22], [26], [30], [32], [37], [57], [60], [62], [91], [95], [97], [100], [102], [106], [108], [112], [113], [114], [115], [116], [118], [119], [120], [121], [122], [123], [124], [125], [126], [127], [128] [2018-10-26 22:57:20,524 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-26 22:57:20,524 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-26 22:57:21,048 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-26 22:57:21,048 INFO L272 AbstractInterpreter]: Visited 42 different actions 146 times. Merged at 16 different actions 53 times. Never widened. Found 16 fixpoints after 7 different actions. Largest state had 47 variables. [2018-10-26 22:57:21,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:21,086 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-26 22:57:21,086 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:21,086 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 22:57:21,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:21,092 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-26 22:57:21,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:21,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:21,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:57:21,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:21,214 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:21,227 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:21,231 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:21,231 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-10-26 22:57:21,256 INFO L477 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 18 treesize of output 14 [2018-10-26 22:57:21,262 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 22:57:21,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2018-10-26 22:57:21,263 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:21,265 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:21,267 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:21,268 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:8 [2018-10-26 22:57:21,280 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 22:57:21,280 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:57:21,467 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 22:57:21,483 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-26 22:57:21,483 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 10] total 18 [2018-10-26 22:57:21,484 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-26 22:57:21,484 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-26 22:57:21,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-26 22:57:21,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2018-10-26 22:57:21,484 INFO L87 Difference]: Start difference. First operand 57 states and 59 transitions. Second operand 14 states. [2018-10-26 22:57:21,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:21,733 INFO L93 Difference]: Finished difference Result 78 states and 82 transitions. [2018-10-26 22:57:21,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-26 22:57:21,733 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 56 [2018-10-26 22:57:21,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:21,734 INFO L225 Difference]: With dead ends: 78 [2018-10-26 22:57:21,734 INFO L226 Difference]: Without dead ends: 59 [2018-10-26 22:57:21,734 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 106 SyntacticMatches, 6 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=201, Invalid=791, Unknown=0, NotChecked=0, Total=992 [2018-10-26 22:57:21,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-10-26 22:57:21,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2018-10-26 22:57:21,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-10-26 22:57:21,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 61 transitions. [2018-10-26 22:57:21,739 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 61 transitions. Word has length 56 [2018-10-26 22:57:21,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:21,740 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 61 transitions. [2018-10-26 22:57:21,740 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-26 22:57:21,740 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2018-10-26 22:57:21,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 22:57:21,740 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:21,741 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:21,741 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:21,741 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:21,741 INFO L82 PathProgramCache]: Analyzing trace with hash -1875408000, now seen corresponding path program 2 times [2018-10-26 22:57:21,741 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:57:21,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:21,742 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:21,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:21,742 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:57:21,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:22,058 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 19 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 22:57:22,058 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:22,058 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 22:57:22,058 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-10-26 22:57:22,058 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-10-26 22:57:22,059 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:22,059 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 22:57:22,070 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-10-26 22:57:22,070 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST2 (IT: FPandBP) [2018-10-26 22:57:22,117 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-10-26 22:57:22,117 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-26 22:57:22,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:22,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 31 [2018-10-26 22:57:22,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:22,189 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:22,218 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:22,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 27 [2018-10-26 22:57:22,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:22,237 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:22,242 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:22,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 31 [2018-10-26 22:57:22,259 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:22,259 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:22,264 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:22,278 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 27 [2018-10-26 22:57:22,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:22,280 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:22,287 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:22,312 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-10-26 22:57:22,312 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 8 variables, input treesize:69, output treesize:29 [2018-10-26 22:57:22,452 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:57:22,452 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:57:22,786 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-10-26 22:57:23,017 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:57:23,036 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-26 22:57:23,036 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 8, 8] total 26 [2018-10-26 22:57:23,036 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-26 22:57:23,036 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-10-26 22:57:23,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-10-26 22:57:23,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=572, Unknown=0, NotChecked=0, Total=650 [2018-10-26 22:57:23,037 INFO L87 Difference]: Start difference. First operand 59 states and 61 transitions. Second operand 20 states. [2018-10-26 22:57:24,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:24,039 INFO L93 Difference]: Finished difference Result 78 states and 82 transitions. [2018-10-26 22:57:24,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-10-26 22:57:24,040 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 58 [2018-10-26 22:57:24,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:24,041 INFO L225 Difference]: With dead ends: 78 [2018-10-26 22:57:24,041 INFO L226 Difference]: Without dead ends: 64 [2018-10-26 22:57:24,041 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 109 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 314 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=261, Invalid=1461, Unknown=0, NotChecked=0, Total=1722 [2018-10-26 22:57:24,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2018-10-26 22:57:24,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 63. [2018-10-26 22:57:24,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-10-26 22:57:24,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 65 transitions. [2018-10-26 22:57:24,049 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 65 transitions. Word has length 58 [2018-10-26 22:57:24,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:24,049 INFO L481 AbstractCegarLoop]: Abstraction has 63 states and 65 transitions. [2018-10-26 22:57:24,049 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-10-26 22:57:24,049 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 65 transitions. [2018-10-26 22:57:24,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-26 22:57:24,051 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:24,051 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:24,052 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:24,052 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:24,052 INFO L82 PathProgramCache]: Analyzing trace with hash 863541354, now seen corresponding path program 3 times [2018-10-26 22:57:24,052 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:57:24,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:24,053 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-26 22:57:24,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:24,053 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:57:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:24,498 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2018-10-26 22:57:24,747 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 20 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 22:57:24,748 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:24,748 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 22:57:24,748 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-10-26 22:57:24,748 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-10-26 22:57:24,748 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:24,748 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 22:57:24,755 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-10-26 22:57:24,755 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder TERMS_WITH_SMALL_CONSTANTS_FIRST (IT: FPandBP) [2018-10-26 22:57:24,826 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-10-26 22:57:24,826 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-26 22:57:24,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:24,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-10-26 22:57:24,884 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:24,895 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:24,895 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-10-26 22:57:24,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:57:24,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:24,904 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:24,905 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:24,912 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:24,912 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:22, output treesize:18 [2018-10-26 22:57:24,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:57:24,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:24,989 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:24,991 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:24,997 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:24,997 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:35, output treesize:31 [2018-10-26 22:57:25,050 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:57:25,051 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:57:25,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-10-26 22:57:25,052 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:25,062 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 25 [2018-10-26 22:57:25,065 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:25,066 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:25,070 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:25,075 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:25,076 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:46, output treesize:39 [2018-10-26 22:57:25,238 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 19 proven. 22 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 22:57:25,238 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:57:25,972 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 3 [2018-10-26 22:57:25,972 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:25,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2018-10-26 22:57:25,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-10-26 22:57:25,996 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:26,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-10-26 22:57:26,005 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-10-26 22:57:26,005 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:26,006 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:26,008 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:26,013 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:26,013 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:42, output treesize:4 [2018-10-26 22:57:26,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 30 [2018-10-26 22:57:26,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-10-26 22:57:26,119 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:26,132 INFO L477 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 23 treesize of output 21 [2018-10-26 22:57:26,135 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-10-26 22:57:26,135 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:26,141 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:26,143 INFO L477 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 24 treesize of output 20 [2018-10-26 22:57:26,144 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 4 [2018-10-26 22:57:26,145 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:26,190 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:26,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-10-26 22:57:26,222 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 4 [2018-10-26 22:57:26,223 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:26,226 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:26,237 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-10-26 22:57:26,273 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-10-26 22:57:26,273 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:48, output treesize:53 [2018-10-26 22:57:26,391 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 23 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 22:57:26,409 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-26 22:57:26,409 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 18, 19] total 42 [2018-10-26 22:57:26,409 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-26 22:57:26,409 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-10-26 22:57:26,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-10-26 22:57:26,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=1584, Unknown=0, NotChecked=0, Total=1722 [2018-10-26 22:57:26,411 INFO L87 Difference]: Start difference. First operand 63 states and 65 transitions. Second operand 27 states. [2018-10-26 22:57:28,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:28,142 INFO L93 Difference]: Finished difference Result 93 states and 99 transitions. [2018-10-26 22:57:28,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-10-26 22:57:28,143 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 62 [2018-10-26 22:57:28,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:28,143 INFO L225 Difference]: With dead ends: 93 [2018-10-26 22:57:28,144 INFO L226 Difference]: Without dead ends: 70 [2018-10-26 22:57:28,145 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 101 SyntacticMatches, 7 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 805 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=592, Invalid=3830, Unknown=0, NotChecked=0, Total=4422 [2018-10-26 22:57:28,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2018-10-26 22:57:28,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 69. [2018-10-26 22:57:28,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2018-10-26 22:57:28,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 71 transitions. [2018-10-26 22:57:28,154 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 71 transitions. Word has length 62 [2018-10-26 22:57:28,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:28,154 INFO L481 AbstractCegarLoop]: Abstraction has 69 states and 71 transitions. [2018-10-26 22:57:28,154 INFO L482 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-10-26 22:57:28,154 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 71 transitions. [2018-10-26 22:57:28,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 22:57:28,155 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:28,155 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:28,155 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:28,155 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:28,155 INFO L82 PathProgramCache]: Analyzing trace with hash 2054823770, now seen corresponding path program 4 times [2018-10-26 22:57:28,156 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:57:28,156 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:28,156 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-26 22:57:28,156 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:57:28,156 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:57:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:29,146 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 14 proven. 28 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:57:29,146 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:29,146 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 22:57:29,146 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-10-26 22:57:29,146 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-10-26 22:57:29,146 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:29,147 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 22:57:29,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:29,154 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-26 22:57:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:29,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:29,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-10-26 22:57:29,266 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,287 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,287 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-10-26 22:57:29,297 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:57:29,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:29,299 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,301 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,304 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,305 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:22, output treesize:18 [2018-10-26 22:57:29,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:57:29,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:29,384 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,386 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,392 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,392 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:41, output treesize:37 [2018-10-26 22:57:29,538 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:57:29,562 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:57:29,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-10-26 22:57:29,563 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,792 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 25 [2018-10-26 22:57:29,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:29,794 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,807 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,816 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,817 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:52, output treesize:55 [2018-10-26 22:57:29,945 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:57:29,945 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:57:29,946 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:57:29,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-10-26 22:57:29,947 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,964 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:57:29,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 59 [2018-10-26 22:57:29,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-10-26 22:57:29,968 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,976 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,987 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:57:29,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 28 [2018-10-26 22:57:29,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:29,992 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:29,996 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:30,005 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:30,005 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:78, output treesize:80 [2018-10-26 22:57:30,514 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 13 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:57:30,514 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:57:32,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 84 [2018-10-26 22:57:32,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-10-26 22:57:32,318 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:32,374 INFO L477 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 75 treesize of output 71 [2018-10-26 22:57:32,381 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 62 [2018-10-26 22:57:32,381 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:32,383 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:32,385 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:32,390 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-10-26 22:57:32,390 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:106, output treesize:78 [2018-10-26 22:57:32,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 98 [2018-10-26 22:57:32,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-10-26 22:57:32,924 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:32,948 INFO L477 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 91 treesize of output 89 [2018-10-26 22:57:32,951 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-10-26 22:57:32,951 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:32,958 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:32,960 INFO L477 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 92 treesize of output 88 [2018-10-26 22:57:32,963 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 72 [2018-10-26 22:57:32,963 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:32,969 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:32,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 88 [2018-10-26 22:57:32,974 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 72 [2018-10-26 22:57:32,975 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:32,980 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:33,036 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-10-26 22:57:33,268 WARN L522 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 22:57:33,269 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: alternation not yet supported at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.applyNonSddEliminations(ElimStorePlain.java:347) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:264) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.elimAllRec(ElimStorePlain.java:199) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:293) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:418) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:290) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.getTraceCheck(BaseTaipanRefinementStrategy.java:216) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:435) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 22:57:33,272 INFO L168 Benchmark]: Toolchain (without parser) took 34982.60 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 587.2 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -116.5 MB). Peak memory consumption was 470.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:57:33,273 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:57:33,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 599.85 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 912.4 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-10-26 22:57:33,273 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 912.4 MB in the beginning and 1.2 GB in the end (delta: -243.6 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:57:33,274 INFO L168 Benchmark]: Boogie Preprocessor took 45.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:57:33,274 INFO L168 Benchmark]: RCFGBuilder took 721.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-10-26 22:57:33,274 INFO L168 Benchmark]: TraceAbstraction took 33478.65 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 427.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.6 MB). Peak memory consumption was 472.9 MB. Max. memory is 11.5 GB. [2018-10-26 22:57:33,276 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 599.85 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 912.4 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 133.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 912.4 MB in the beginning and 1.2 GB in the end (delta: -243.6 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 721.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 33478.65 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 427.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 45.6 MB). Peak memory consumption was 472.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: alternation not yet supported de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: alternation not yet supported: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.applyNonSddEliminations(ElimStorePlain.java:347) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:57:35,164 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:57:35,165 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:57:35,177 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:57:35,178 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:57:35,180 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:57:35,183 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:57:35,185 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:57:35,187 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:57:35,190 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:57:35,192 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:57:35,192 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:57:35,193 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:57:35,194 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:57:35,195 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:57:35,195 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:57:35,196 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:57:35,197 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:57:35,208 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:57:35,211 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:57:35,214 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:57:35,215 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:57:35,218 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:57:35,225 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:57:35,226 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:57:35,226 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:57:35,227 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:57:35,228 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:57:35,228 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:57:35,229 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:57:35,229 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:57:35,230 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:57:35,230 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:57:35,231 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:57:35,231 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:57:35,232 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:57:35,232 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-26 22:57:35,244 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:57:35,246 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:57:35,246 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:57:35,246 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 22:57:35,247 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 22:57:35,247 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 22:57:35,247 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 22:57:35,247 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 22:57:35,248 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:57:35,248 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:57:35,248 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:57:35,248 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:57:35,248 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:57:35,248 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:57:35,248 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:57:35,249 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 22:57:35,249 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 22:57:35,249 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:57:35,249 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:57:35,249 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:57:35,249 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:57:35,249 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 22:57:35,250 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:57:35,250 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 22:57:35,250 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 22:57:35,250 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:57:35,250 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:57:35,250 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:57:35,250 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 22:57:35,250 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:57:35,251 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 22:57:35,251 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 22:57:35,251 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan 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 -> Taipan 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 -> c6f42b1e4e389dfa08cb9cf62cb14bddb85b8f5e [2018-10-26 22:57:35,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:57:35,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:57:35,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:57:35,307 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:57:35,307 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:57:35,308 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/../../sv-benchmarks/c/list-properties/list_search_true-unreach-call_false-valid-memcleanup.i [2018-10-26 22:57:35,358 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/data/5dedef538/c5b91387b0c44c588721a76a6bd01efb/FLAG36870e21a [2018-10-26 22:57:35,788 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:57:35,789 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/sv-benchmarks/c/list-properties/list_search_true-unreach-call_false-valid-memcleanup.i [2018-10-26 22:57:35,802 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/data/5dedef538/c5b91387b0c44c588721a76a6bd01efb/FLAG36870e21a [2018-10-26 22:57:35,819 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/data/5dedef538/c5b91387b0c44c588721a76a6bd01efb [2018-10-26 22:57:35,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:57:35,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:57:35,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:57:35,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:57:35,828 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:57:35,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:57:35" (1/1) ... [2018-10-26 22:57:35,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ff06d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:35, skipping insertion in model container [2018-10-26 22:57:35,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:57:35" (1/1) ... [2018-10-26 22:57:35,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:57:35,890 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:57:36,289 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:57:36,300 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:57:36,372 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:57:36,457 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:57:36,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:36 WrapperNode [2018-10-26 22:57:36,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:57:36,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:57:36,459 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:57:36,459 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:57:36,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:36" (1/1) ... [2018-10-26 22:57:36,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:36" (1/1) ... [2018-10-26 22:57:36,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:57:36,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:57:36,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:57:36,532 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:57:36,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:36" (1/1) ... [2018-10-26 22:57:36,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:36" (1/1) ... [2018-10-26 22:57:36,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:36" (1/1) ... [2018-10-26 22:57:36,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:36" (1/1) ... [2018-10-26 22:57:36,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:36" (1/1) ... [2018-10-26 22:57:36,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:36" (1/1) ... [2018-10-26 22:57:36,640 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:36" (1/1) ... [2018-10-26 22:57:36,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:57:36,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:57:36,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:57:36,645 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:57:36,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/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 [2018-10-26 22:57:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 22:57:36,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 22:57:36,694 INFO L130 BoogieDeclarations]: Found specification of procedure search_list [2018-10-26 22:57:36,694 INFO L138 BoogieDeclarations]: Found implementation of procedure search_list [2018-10-26 22:57:36,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-26 22:57:36,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-26 22:57:36,694 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 22:57:36,694 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 22:57:36,695 INFO L130 BoogieDeclarations]: Found specification of procedure delete_list [2018-10-26 22:57:36,695 INFO L138 BoogieDeclarations]: Found implementation of procedure delete_list [2018-10-26 22:57:36,695 INFO L130 BoogieDeclarations]: Found specification of procedure insert_list [2018-10-26 22:57:36,695 INFO L138 BoogieDeclarations]: Found implementation of procedure insert_list [2018-10-26 22:57:36,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:57:36,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:57:37,302 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:57:37,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:57:37 BoogieIcfgContainer [2018-10-26 22:57:37,303 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:57:37,303 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 22:57:37,303 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 22:57:37,306 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 22:57:37,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 10:57:35" (1/3) ... [2018-10-26 22:57:37,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a41ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:57:37, skipping insertion in model container [2018-10-26 22:57:37,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:57:36" (2/3) ... [2018-10-26 22:57:37,308 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a41ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:57:37, skipping insertion in model container [2018-10-26 22:57:37,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:57:37" (3/3) ... [2018-10-26 22:57:37,309 INFO L112 eAbstractionObserver]: Analyzing ICFG list_search_true-unreach-call_false-valid-memcleanup.i [2018-10-26 22:57:37,318 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 22:57:37,324 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 22:57:37,338 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 22:57:37,360 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 22:57:37,360 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 22:57:37,360 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 22:57:37,360 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 22:57:37,360 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 22:57:37,360 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 22:57:37,361 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 22:57:37,361 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 22:57:37,361 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 22:57:37,375 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states. [2018-10-26 22:57:37,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-26 22:57:37,381 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:37,383 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:37,385 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:37,390 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:37,390 INFO L82 PathProgramCache]: Analyzing trace with hash -1794614576, now seen corresponding path program 1 times [2018-10-26 22:57:37,395 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 22:57:37,396 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 22:57:37,413 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:37,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:37,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:37,572 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 22:57:37,574 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (2)] Exception during sending of exit command (exit): Broken pipe [2018-10-26 22:57:37,580 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:57:37,582 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 22:57:37,585 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 22:57:37,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 22:57:37,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 22:57:37,600 INFO L87 Difference]: Start difference. First operand 56 states. Second operand 2 states. [2018-10-26 22:57:37,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:37,626 INFO L93 Difference]: Finished difference Result 91 states and 116 transitions. [2018-10-26 22:57:37,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 22:57:37,628 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-10-26 22:57:37,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:37,641 INFO L225 Difference]: With dead ends: 91 [2018-10-26 22:57:37,642 INFO L226 Difference]: Without dead ends: 36 [2018-10-26 22:57:37,646 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 22:57:37,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-10-26 22:57:37,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2018-10-26 22:57:37,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2018-10-26 22:57:37,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 42 transitions. [2018-10-26 22:57:37,685 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 42 transitions. Word has length 46 [2018-10-26 22:57:37,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:37,686 INFO L481 AbstractCegarLoop]: Abstraction has 36 states and 42 transitions. [2018-10-26 22:57:37,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 22:57:37,686 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2018-10-26 22:57:37,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 22:57:37,687 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:37,688 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:37,688 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:37,688 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:37,688 INFO L82 PathProgramCache]: Analyzing trace with hash 647377290, now seen corresponding path program 1 times [2018-10-26 22:57:37,689 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 22:57:37,689 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 22:57:37,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:37,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:37,961 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 22:57:37,961 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:57:38,435 WARN L179 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-10-26 22:57:38,718 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-10-26 22:57:38,773 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 22:57:38,778 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:38,779 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 22:57:38,789 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:38,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:38,895 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 22:57:38,896 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:57:39,118 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 22:57:39,139 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-10-26 22:57:39,139 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6] total 7 [2018-10-26 22:57:39,140 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 22:57:39,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 22:57:39,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-10-26 22:57:39,142 INFO L87 Difference]: Start difference. First operand 36 states and 42 transitions. Second operand 7 states. [2018-10-26 22:57:39,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:39,521 INFO L93 Difference]: Finished difference Result 81 states and 103 transitions. [2018-10-26 22:57:39,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-26 22:57:39,522 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2018-10-26 22:57:39,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:39,523 INFO L225 Difference]: With dead ends: 81 [2018-10-26 22:57:39,523 INFO L226 Difference]: Without dead ends: 54 [2018-10-26 22:57:39,524 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2018-10-26 22:57:39,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-10-26 22:57:39,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 41. [2018-10-26 22:57:39,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-10-26 22:57:39,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 47 transitions. [2018-10-26 22:57:39,533 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 47 transitions. Word has length 50 [2018-10-26 22:57:39,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:39,533 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 47 transitions. [2018-10-26 22:57:39,534 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 22:57:39,534 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2018-10-26 22:57:39,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 22:57:39,535 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:39,535 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:39,535 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:39,535 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:39,535 INFO L82 PathProgramCache]: Analyzing trace with hash -283399476, now seen corresponding path program 1 times [2018-10-26 22:57:39,536 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 22:57:39,536 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 22:57:39,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:39,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:39,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:39,678 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 22:57:39,678 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 22:57:39,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:57:39,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 22:57:39,680 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 22:57:39,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 22:57:39,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-26 22:57:39,681 INFO L87 Difference]: Start difference. First operand 41 states and 47 transitions. Second operand 5 states. [2018-10-26 22:57:39,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:39,769 INFO L93 Difference]: Finished difference Result 59 states and 67 transitions. [2018-10-26 22:57:39,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 22:57:39,769 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2018-10-26 22:57:39,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:39,772 INFO L225 Difference]: With dead ends: 59 [2018-10-26 22:57:39,772 INFO L226 Difference]: Without dead ends: 44 [2018-10-26 22:57:39,772 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-10-26 22:57:39,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-10-26 22:57:39,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 43. [2018-10-26 22:57:39,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-10-26 22:57:39,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 49 transitions. [2018-10-26 22:57:39,781 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 49 transitions. Word has length 50 [2018-10-26 22:57:39,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:39,781 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 49 transitions. [2018-10-26 22:57:39,781 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 22:57:39,781 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2018-10-26 22:57:39,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 22:57:39,783 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:39,783 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:39,783 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:39,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:39,784 INFO L82 PathProgramCache]: Analyzing trace with hash 744191442, now seen corresponding path program 1 times [2018-10-26 22:57:39,784 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 22:57:39,784 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 22:57:39,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:39,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:39,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:40,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 22:57:40,005 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 22:57:40,005 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:40,010 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:40,022 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:40,022 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2018-10-26 22:57:40,203 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:57:40,203 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 22:57:40,206 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:57:40,206 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-10-26 22:57:40,206 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-26 22:57:40,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-26 22:57:40,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-10-26 22:57:40,208 INFO L87 Difference]: Start difference. First operand 43 states and 49 transitions. Second operand 9 states. [2018-10-26 22:57:40,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:40,566 INFO L93 Difference]: Finished difference Result 60 states and 68 transitions. [2018-10-26 22:57:40,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-26 22:57:40,569 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 52 [2018-10-26 22:57:40,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:40,570 INFO L225 Difference]: With dead ends: 60 [2018-10-26 22:57:40,570 INFO L226 Difference]: Without dead ends: 51 [2018-10-26 22:57:40,571 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2018-10-26 22:57:40,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-10-26 22:57:40,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 47. [2018-10-26 22:57:40,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-10-26 22:57:40,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 54 transitions. [2018-10-26 22:57:40,581 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 54 transitions. Word has length 52 [2018-10-26 22:57:40,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:40,582 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 54 transitions. [2018-10-26 22:57:40,582 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-26 22:57:40,582 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 54 transitions. [2018-10-26 22:57:40,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 22:57:40,583 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:40,583 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:40,584 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:40,584 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:40,584 INFO L82 PathProgramCache]: Analyzing trace with hash 351164432, now seen corresponding path program 1 times [2018-10-26 22:57:40,585 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 22:57:40,585 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/cvc4nyu Starting monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 22:57:40,600 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:40,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:40,764 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:57:40,765 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 22:57:40,767 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:57:40,767 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 22:57:40,767 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 22:57:40,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 22:57:40,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-10-26 22:57:40,767 INFO L87 Difference]: Start difference. First operand 47 states and 54 transitions. Second operand 6 states. [2018-10-26 22:57:40,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:40,887 INFO L93 Difference]: Finished difference Result 61 states and 69 transitions. [2018-10-26 22:57:40,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 22:57:40,888 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 52 [2018-10-26 22:57:40,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:40,889 INFO L225 Difference]: With dead ends: 61 [2018-10-26 22:57:40,889 INFO L226 Difference]: Without dead ends: 48 [2018-10-26 22:57:40,889 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-10-26 22:57:40,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-10-26 22:57:40,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 47. [2018-10-26 22:57:40,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-10-26 22:57:40,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 53 transitions. [2018-10-26 22:57:40,893 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 53 transitions. Word has length 52 [2018-10-26 22:57:40,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:40,895 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 53 transitions. [2018-10-26 22:57:40,895 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 22:57:40,896 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2018-10-26 22:57:40,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-26 22:57:40,896 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:40,896 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:40,896 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:40,897 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:40,897 INFO L82 PathProgramCache]: Analyzing trace with hash -951862596, now seen corresponding path program 1 times [2018-10-26 22:57:40,897 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 22:57:40,897 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 22:57:40,927 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:41,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:41,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:57:41,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:41,187 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:41,189 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:41,194 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:41,194 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-10-26 22:57:41,265 INFO L477 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 16 treesize of output 12 [2018-10-26 22:57:41,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2018-10-26 22:57:41,268 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:41,269 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:41,270 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:41,270 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:4 [2018-10-26 22:57:41,285 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 22:57:41,285 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:57:41,667 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 22:57:41,669 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:41,669 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 22:57:41,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:41,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:41,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:41,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-10-26 22:57:41,945 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-10-26 22:57:41,945 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:41,974 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:41,998 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:41,998 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2018-10-26 22:57:42,083 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 22:57:42,083 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:57:42,494 INFO L477 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 16 treesize of output 12 [2018-10-26 22:57:42,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-10-26 22:57:42,497 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:42,498 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:42,501 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:42,502 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:22, output treesize:10 [2018-10-26 22:57:42,549 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 22:57:42,565 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-10-26 22:57:42,566 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 10, 10] total 30 [2018-10-26 22:57:42,566 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-10-26 22:57:42,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-10-26 22:57:42,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=795, Unknown=0, NotChecked=0, Total=870 [2018-10-26 22:57:42,567 INFO L87 Difference]: Start difference. First operand 47 states and 53 transitions. Second operand 30 states. [2018-10-26 22:57:44,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:44,530 INFO L93 Difference]: Finished difference Result 82 states and 90 transitions. [2018-10-26 22:57:44,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-10-26 22:57:44,531 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 56 [2018-10-26 22:57:44,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:44,533 INFO L225 Difference]: With dead ends: 82 [2018-10-26 22:57:44,533 INFO L226 Difference]: Without dead ends: 56 [2018-10-26 22:57:44,535 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 196 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 334 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=345, Invalid=2411, Unknown=0, NotChecked=0, Total=2756 [2018-10-26 22:57:44,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-10-26 22:57:44,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 49. [2018-10-26 22:57:44,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-10-26 22:57:44,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 54 transitions. [2018-10-26 22:57:44,541 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 54 transitions. Word has length 56 [2018-10-26 22:57:44,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:44,542 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 54 transitions. [2018-10-26 22:57:44,542 INFO L482 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-10-26 22:57:44,542 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2018-10-26 22:57:44,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 22:57:44,543 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:44,543 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:44,544 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:44,544 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:44,544 INFO L82 PathProgramCache]: Analyzing trace with hash -1875408000, now seen corresponding path program 1 times [2018-10-26 22:57:44,544 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 22:57:44,544 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/cvc4nyu Starting monitored process 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 22:57:44,557 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:44,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:44,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:57:44,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:44,775 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:44,777 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:44,782 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:44,783 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-10-26 22:57:45,101 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 20 proven. 13 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 22:57:45,101 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:57:45,648 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 22:57:45,655 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:45,655 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 22:57:45,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:57:45,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:57:45,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:45,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:57:45,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:45,718 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:45,720 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:45,725 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:45,725 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-10-26 22:57:45,733 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 22:57:45,733 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:57:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 22:57:46,024 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-10-26 22:57:46,025 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12, 12, 12] total 22 [2018-10-26 22:57:46,025 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-10-26 22:57:46,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-10-26 22:57:46,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=391, Unknown=0, NotChecked=0, Total=462 [2018-10-26 22:57:46,026 INFO L87 Difference]: Start difference. First operand 49 states and 54 transitions. Second operand 22 states. [2018-10-26 22:57:47,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:57:47,112 INFO L93 Difference]: Finished difference Result 72 states and 79 transitions. [2018-10-26 22:57:47,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-10-26 22:57:47,113 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 58 [2018-10-26 22:57:47,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:57:47,114 INFO L225 Difference]: With dead ends: 72 [2018-10-26 22:57:47,114 INFO L226 Difference]: Without dead ends: 58 [2018-10-26 22:57:47,115 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 265 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=285, Invalid=1355, Unknown=0, NotChecked=0, Total=1640 [2018-10-26 22:57:47,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-10-26 22:57:47,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 53. [2018-10-26 22:57:47,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-10-26 22:57:47,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 58 transitions. [2018-10-26 22:57:47,121 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 58 transitions. Word has length 58 [2018-10-26 22:57:47,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:57:47,121 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 58 transitions. [2018-10-26 22:57:47,121 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-10-26 22:57:47,122 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 58 transitions. [2018-10-26 22:57:47,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-26 22:57:47,123 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:57:47,123 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:57:47,123 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:57:47,124 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:57:47,124 INFO L82 PathProgramCache]: Analyzing trace with hash 863541354, now seen corresponding path program 2 times [2018-10-26 22:57:47,125 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 22:57:47,125 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/cvc4nyu Starting monitored process 12 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 22:57:47,139 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-10-26 22:57:47,391 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-10-26 22:57:47,391 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-26 22:57:47,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:47,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-10-26 22:57:47,500 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:47,506 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:47,506 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-10-26 22:57:47,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:57:47,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:47,553 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:47,555 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:47,561 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:47,562 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:20 [2018-10-26 22:57:47,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:57:47,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:47,730 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:47,733 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:47,747 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:47,747 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:35, output treesize:31 [2018-10-26 22:57:47,844 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:57:47,845 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:57:47,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-10-26 22:57:47,846 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:47,871 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-10-26 22:57:47,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:47,878 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:47,885 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:47,897 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:47,897 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:46, output treesize:37 [2018-10-26 22:57:47,991 INFO L477 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 19 treesize of output 15 [2018-10-26 22:57:47,993 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-10-26 22:57:47,994 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:47,996 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:48,007 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:48,008 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:55, output treesize:40 [2018-10-26 22:57:48,110 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 18 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 22:57:48,111 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:57:48,646 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-10-26 22:57:52,819 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:57:52,819 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 22:57:52,826 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-10-26 22:57:52,922 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-10-26 22:57:52,922 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-26 22:57:52,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:57:52,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-10-26 22:57:52,932 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:52,937 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:52,938 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-10-26 22:57:52,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:57:52,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:52,946 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:52,948 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:52,955 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:52,955 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:20 [2018-10-26 22:57:52,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:57:52,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:52,971 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:52,973 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:52,985 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:52,985 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:35, output treesize:31 [2018-10-26 22:57:52,991 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:57:52,992 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:57:52,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-10-26 22:57:52,993 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:53,073 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-10-26 22:57:53,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:57:53,076 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:53,082 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:53,101 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:53,101 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:46, output treesize:37 [2018-10-26 22:57:53,110 INFO L477 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 19 treesize of output 15 [2018-10-26 22:57:53,114 INFO L477 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-10-26 22:57:53,114 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:57:53,116 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:53,127 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:57:53,127 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:55, output treesize:40 [2018-10-26 22:57:53,138 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 18 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 22:57:53,138 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:57:53,277 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-10-26 22:57:53,485 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2018-10-26 22:57:53,587 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2018-10-26 22:57:57,694 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 22:57:57,694 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 17 [2018-10-26 22:57:57,695 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-10-26 22:57:57,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-10-26 22:57:57,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=410, Unknown=1, NotChecked=0, Total=462 [2018-10-26 22:57:57,695 INFO L87 Difference]: Start difference. First operand 53 states and 58 transitions. Second operand 17 states. [2018-10-26 22:57:58,132 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2018-10-26 22:57:58,707 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 52 [2018-10-26 22:58:00,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:58:00,145 INFO L93 Difference]: Finished difference Result 83 states and 90 transitions. [2018-10-26 22:58:00,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-10-26 22:58:00,146 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 62 [2018-10-26 22:58:00,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:58:00,147 INFO L225 Difference]: With dead ends: 83 [2018-10-26 22:58:00,147 INFO L226 Difference]: Without dead ends: 60 [2018-10-26 22:58:00,148 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 162 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=225, Invalid=1334, Unknown=1, NotChecked=0, Total=1560 [2018-10-26 22:58:00,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-10-26 22:58:00,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 55. [2018-10-26 22:58:00,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-10-26 22:58:00,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 60 transitions. [2018-10-26 22:58:00,158 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 60 transitions. Word has length 62 [2018-10-26 22:58:00,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:58:00,158 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 60 transitions. [2018-10-26 22:58:00,158 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-10-26 22:58:00,158 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions. [2018-10-26 22:58:00,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-26 22:58:00,159 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:58:00,159 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:58:00,160 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:58:00,160 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:58:00,160 INFO L82 PathProgramCache]: Analyzing trace with hash 124914288, now seen corresponding path program 3 times [2018-10-26 22:58:00,160 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 22:58:00,160 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/cvc4nyu Starting monitored process 14 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 22:58:00,184 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-10-26 22:58:00,569 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-10-26 22:58:00,569 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-26 22:58:00,635 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:58:00,638 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-10-26 22:58:00,639 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:00,650 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:00,650 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-10-26 22:58:00,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 38 [2018-10-26 22:58:00,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:00,671 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:00,685 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:00,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 34 [2018-10-26 22:58:00,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:00,771 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:00,783 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:00,838 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 38 [2018-10-26 22:58:00,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:00,840 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:00,853 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:00,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 34 [2018-10-26 22:58:00,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:00,901 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:00,919 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:00,954 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-10-26 22:58:00,955 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 8 variables, input treesize:83, output treesize:43 [2018-10-26 22:58:01,202 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:01,204 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:01,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2018-10-26 22:58:01,205 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:01,478 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:01,480 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:01,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2018-10-26 22:58:01,481 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:01,735 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 39 [2018-10-26 22:58:01,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:01,738 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:01,751 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:01,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 35 [2018-10-26 22:58:01,882 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:01,882 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:01,895 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:01,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 39 [2018-10-26 22:58:01,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:01,987 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:02,003 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:02,060 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:02,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 58 [2018-10-26 22:58:02,065 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-10-26 22:58:02,065 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:02,080 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:02,127 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-10-26 22:58:02,127 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 8 variables, input treesize:101, output treesize:65 [2018-10-26 22:58:02,851 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 22:58:02,851 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:58:03,064 WARN L179 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2018-10-26 22:58:04,114 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-10-26 22:58:04,381 WARN L179 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2018-10-26 22:58:04,513 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-10-26 22:58:12,093 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:58:12,093 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 22:58:12,100 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-10-26 22:58:12,312 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-10-26 22:58:12,312 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-26 22:58:12,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:58:12,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-10-26 22:58:12,326 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:12,332 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:12,332 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-10-26 22:58:12,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 38 [2018-10-26 22:58:12,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:12,349 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:12,361 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:12,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 34 [2018-10-26 22:58:12,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:12,468 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:12,480 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:12,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 38 [2018-10-26 22:58:12,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:12,542 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:12,554 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:12,602 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 34 [2018-10-26 22:58:12,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:12,604 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:12,618 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:12,649 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-10-26 22:58:12,650 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 8 variables, input treesize:83, output treesize:43 [2018-10-26 22:58:12,664 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:12,666 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:12,667 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2018-10-26 22:58:12,667 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:12,924 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:12,925 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:12,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2018-10-26 22:58:12,926 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:13,128 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 39 [2018-10-26 22:58:13,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:13,131 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:13,146 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:13,268 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:13,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 58 [2018-10-26 22:58:13,274 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-10-26 22:58:13,274 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:13,287 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:13,354 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 39 [2018-10-26 22:58:13,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:13,356 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:13,391 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:13,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 35 [2018-10-26 22:58:13,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:13,435 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:13,447 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:13,477 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-10-26 22:58:13,478 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 8 variables, input treesize:101, output treesize:65 [2018-10-26 22:58:13,491 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 22:58:13,491 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:58:13,667 WARN L179 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2018-10-26 22:58:14,080 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-10-26 22:58:14,197 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2018-10-26 22:58:22,340 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 22:58:22,340 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 14 [2018-10-26 22:58:22,341 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-26 22:58:22,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-26 22:58:22,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=359, Unknown=3, NotChecked=0, Total=420 [2018-10-26 22:58:22,341 INFO L87 Difference]: Start difference. First operand 55 states and 60 transitions. Second operand 14 states. [2018-10-26 22:58:22,984 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-10-26 22:58:23,419 WARN L179 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 59 [2018-10-26 22:58:24,109 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2018-10-26 22:58:24,815 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2018-10-26 22:58:25,339 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2018-10-26 22:58:25,701 WARN L179 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2018-10-26 22:58:25,882 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2018-10-26 22:58:26,127 WARN L179 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2018-10-26 22:58:26,350 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2018-10-26 22:58:26,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:58:26,796 INFO L93 Difference]: Finished difference Result 86 states and 95 transitions. [2018-10-26 22:58:26,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-10-26 22:58:26,797 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 64 [2018-10-26 22:58:26,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:58:26,797 INFO L225 Difference]: With dead ends: 86 [2018-10-26 22:58:26,798 INFO L226 Difference]: Without dead ends: 72 [2018-10-26 22:58:26,798 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 172 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 20.2s TimeCoverageRelationStatistics Valid=212, Invalid=1191, Unknown=3, NotChecked=0, Total=1406 [2018-10-26 22:58:26,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2018-10-26 22:58:26,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 59. [2018-10-26 22:58:26,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-10-26 22:58:26,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 64 transitions. [2018-10-26 22:58:26,811 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 64 transitions. Word has length 64 [2018-10-26 22:58:26,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:58:26,811 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 64 transitions. [2018-10-26 22:58:26,811 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-26 22:58:26,811 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions. [2018-10-26 22:58:26,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 22:58:26,812 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:58:26,812 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:58:26,812 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:58:26,812 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:58:26,812 INFO L82 PathProgramCache]: Analyzing trace with hash 2054823770, now seen corresponding path program 4 times [2018-10-26 22:58:26,813 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 22:58:26,813 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/cvc4nyu Starting monitored process 16 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 22:58:26,831 INFO L101 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-10-26 22:58:27,088 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-10-26 22:58:27,088 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-26 22:58:27,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:58:27,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-10-26 22:58:27,199 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:27,205 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:27,205 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-10-26 22:58:27,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:58:27,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:27,221 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:27,223 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:27,230 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:27,230 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:20 [2018-10-26 22:58:27,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:58:27,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:27,352 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:27,355 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:27,372 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:27,373 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:45, output treesize:41 [2018-10-26 22:58:27,483 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:27,484 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:27,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2018-10-26 22:58:27,485 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:27,675 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-10-26 22:58:27,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:27,682 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:27,689 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:27,707 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:27,708 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:56, output treesize:58 [2018-10-26 22:58:28,038 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:28,038 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 22:58:28,039 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2018-10-26 22:58:28,039 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:28,089 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2018-10-26 22:58:28,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:28,095 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:28,103 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:28,136 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:28,138 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 57 [2018-10-26 22:58:28,144 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-10-26 22:58:28,144 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:28,163 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:28,192 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:28,192 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:83, output treesize:88 [2018-10-26 22:58:29,284 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 17 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:58:29,284 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:58:29,637 WARN L179 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 70 [2018-10-26 22:58:30,723 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2018-10-26 22:58:30,990 WARN L179 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-10-26 22:58:31,136 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2018-10-26 22:58:39,384 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:58:39,384 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 22:58:39,390 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-10-26 22:58:39,464 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-10-26 22:58:39,464 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-26 22:58:39,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:58:39,488 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-10-26 22:58:39,489 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:39,494 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:39,495 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-10-26 22:58:39,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:58:39,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:39,502 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:39,504 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:39,510 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:39,511 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:20 [2018-10-26 22:58:39,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:58:39,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:39,624 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:39,626 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:39,641 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:39,641 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:41, output treesize:37 [2018-10-26 22:58:39,914 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:39,915 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:39,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2018-10-26 22:58:39,916 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:39,946 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 31 [2018-10-26 22:58:39,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:39,949 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:39,956 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:39,974 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:39,974 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:60, output treesize:62 [2018-10-26 22:58:40,115 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:40,116 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 22:58:40,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 21 [2018-10-26 22:58:40,117 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:40,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 40 [2018-10-26 22:58:40,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:40,179 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:40,190 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:40,226 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:40,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 63 [2018-10-26 22:58:40,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-10-26 22:58:40,251 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:40,292 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:40,315 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:40,315 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:83, output treesize:90 [2018-10-26 22:58:41,014 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:58:41,014 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:58:41,901 WARN L179 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2018-10-26 22:58:42,029 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-10-26 22:58:50,243 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 22:58:50,243 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 23] total 36 [2018-10-26 22:58:50,243 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-10-26 22:58:50,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-10-26 22:58:50,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=2080, Unknown=3, NotChecked=0, Total=2256 [2018-10-26 22:58:50,244 INFO L87 Difference]: Start difference. First operand 59 states and 64 transitions. Second operand 36 states. [2018-10-26 22:58:51,034 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 37 [2018-10-26 22:58:54,810 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2018-10-26 22:58:55,339 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2018-10-26 22:58:55,619 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2018-10-26 22:58:55,925 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2018-10-26 22:58:56,219 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2018-10-26 22:58:56,498 WARN L179 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2018-10-26 22:58:56,806 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2018-10-26 22:58:57,098 WARN L179 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2018-10-26 22:58:57,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:58:57,481 INFO L93 Difference]: Finished difference Result 98 states and 107 transitions. [2018-10-26 22:58:57,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-10-26 22:58:57,482 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 68 [2018-10-26 22:58:57,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:58:57,483 INFO L225 Difference]: With dead ends: 98 [2018-10-26 22:58:57,483 INFO L226 Difference]: Without dead ends: 71 [2018-10-26 22:58:57,484 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 158 SyntacticMatches, 2 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1442 ImplicationChecksByTransitivity, 25.0s TimeCoverageRelationStatistics Valid=633, Invalid=5216, Unknown=3, NotChecked=0, Total=5852 [2018-10-26 22:58:57,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-10-26 22:58:57,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 65. [2018-10-26 22:58:57,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-10-26 22:58:57,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 70 transitions. [2018-10-26 22:58:57,508 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 70 transitions. Word has length 68 [2018-10-26 22:58:57,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:58:57,508 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 70 transitions. [2018-10-26 22:58:57,508 INFO L482 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-10-26 22:58:57,508 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2018-10-26 22:58:57,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-26 22:58:57,509 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:58:57,509 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:58:57,509 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:58:57,513 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:58:57,513 INFO L82 PathProgramCache]: Analyzing trace with hash -1779904054, now seen corresponding path program 5 times [2018-10-26 22:58:57,513 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 22:58:57,513 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/cvc4nyu Starting monitored process 18 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 22:58:57,538 INFO L101 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2018-10-26 22:58:58,546 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2018-10-26 22:58:58,547 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-26 22:58:58,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:58:58,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-10-26 22:58:58,666 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:58,682 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:58,683 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-10-26 22:58:58,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 22:58:58,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 22:58:58,710 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:58,714 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:58,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-10-26 22:58:58,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2018-10-26 22:58:58,733 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:58,734 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:58,740 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:58,740 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:37, output treesize:18 [2018-10-26 22:58:58,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:58:58,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:58,861 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:58,865 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:58,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:58:58,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:58:58,904 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:58,907 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:58,927 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-10-26 22:58:58,927 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:52, output treesize:44 [2018-10-26 22:58:59,090 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:59,118 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:58:59,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 41 [2018-10-26 22:58:59,119 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:59,411 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 34 [2018-10-26 22:58:59,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 22:58:59,431 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:58:59,538 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:59,603 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:58:59,604 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:63, output treesize:55 [2018-10-26 22:59:00,202 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:00,218 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 22:59:00,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 52 [2018-10-26 22:59:00,219 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:00,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 30 [2018-10-26 22:59:00,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 22:59:00,386 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:00,400 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:00,472 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:00,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 66 [2018-10-26 22:59:00,482 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-10-26 22:59:00,482 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:00,503 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:00,564 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:00,571 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 28 [2018-10-26 22:59:00,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:59:00,576 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:00,587 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:00,629 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:00,629 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:99, output treesize:122 [2018-10-26 22:59:01,273 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:01,276 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:01,279 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:01,282 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:01,284 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:01,285 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 61 [2018-10-26 22:59:01,286 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:01,371 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:01,377 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:01,403 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:01,421 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:01,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 118 [2018-10-26 22:59:01,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 30 [2018-10-26 22:59:01,431 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:01,476 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:01,552 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:01,555 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:01,557 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:01,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 55 [2018-10-26 22:59:01,603 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:59:01,603 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:01,627 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:01,697 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 36 [2018-10-26 22:59:01,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 22:59:01,708 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:01,723 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:01,768 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:01,768 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:146, output treesize:146 [2018-10-26 22:59:04,325 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2018-10-26 22:59:04,655 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2018-10-26 22:59:04,693 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 9 proven. 80 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-26 22:59:04,693 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:59:05,560 WARN L179 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 104 [2018-10-26 22:59:06,621 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-10-26 22:59:06,935 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-10-26 22:59:07,322 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-10-26 22:59:07,733 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2018-10-26 22:59:08,189 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2018-10-26 22:59:08,721 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2018-10-26 22:59:08,925 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-10-26 22:59:09,119 WARN L179 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-10-26 22:59:09,445 WARN L179 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2018-10-26 22:59:09,699 WARN L179 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-10-26 22:59:11,268 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:59:11,268 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 22:59:11,275 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-10-26 22:59:12,388 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2018-10-26 22:59:12,388 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-26 22:59:12,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 22:59:12,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-10-26 22:59:12,418 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:12,423 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:12,424 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-10-26 22:59:12,564 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-10-26 22:59:12,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 22:59:12,567 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:12,569 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:12,574 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:12,574 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2018-10-26 22:59:13,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:59:13,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:59:13,145 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:13,150 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:13,184 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-10-26 22:59:13,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:59:13,188 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:13,191 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:13,210 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-10-26 22:59:13,211 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:52, output treesize:44 [2018-10-26 22:59:13,218 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:13,220 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:13,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 39 [2018-10-26 22:59:13,221 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:13,249 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 40 [2018-10-26 22:59:13,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 22:59:13,253 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:13,261 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:13,278 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:13,279 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:58, output treesize:52 [2018-10-26 22:59:14,621 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:14,622 INFO L682 Elim1Store]: detected equality via solver [2018-10-26 22:59:14,622 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 52 [2018-10-26 22:59:14,623 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:14,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 32 [2018-10-26 22:59:14,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:59:14,766 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:14,782 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:14,866 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 34 [2018-10-26 22:59:14,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 22:59:14,871 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:14,882 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:14,929 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:14,932 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 70 [2018-10-26 22:59:14,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-10-26 22:59:14,939 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:14,970 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:15,014 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:15,015 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:92, output treesize:113 [2018-10-26 22:59:16,141 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:16,145 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:16,150 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:16,153 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:16,157 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:16,158 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 61 [2018-10-26 22:59:16,158 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:16,280 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:16,333 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 63 [2018-10-26 22:59:16,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-10-26 22:59:16,339 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:16,363 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:16,439 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:16,442 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:16,449 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:16,457 INFO L700 Elim1Store]: detected not equals via solver [2018-10-26 22:59:16,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 117 [2018-10-26 22:59:16,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 30 [2018-10-26 22:59:16,472 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:16,505 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:16,567 INFO L477 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 44 [2018-10-26 22:59:16,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-10-26 22:59:16,578 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-10-26 22:59:16,596 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:16,634 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 22:59:16,634 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:141, output treesize:133 [2018-10-26 22:59:19,637 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:59:19,637 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 22:59:20,169 WARN L179 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2018-10-26 22:59:22,517 WARN L179 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-10-26 22:59:22,752 WARN L179 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-10-26 22:59:23,090 WARN L179 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2018-10-26 22:59:23,381 WARN L179 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-10-26 22:59:32,650 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 22:59:32,650 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 29] total 53 [2018-10-26 22:59:32,650 INFO L460 AbstractCegarLoop]: Interpolant automaton has 53 states [2018-10-26 22:59:32,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2018-10-26 22:59:32,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=358, Invalid=4602, Unknown=10, NotChecked=0, Total=4970 [2018-10-26 22:59:32,652 INFO L87 Difference]: Start difference. First operand 65 states and 70 transitions. Second operand 53 states. [2018-10-26 22:59:33,757 WARN L179 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 45 [2018-10-26 22:59:34,660 WARN L179 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 52 [2018-10-26 22:59:35,335 WARN L179 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2018-10-26 22:59:36,811 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2018-10-26 22:59:37,560 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2018-10-26 22:59:40,698 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-10-26 22:59:41,492 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-10-26 22:59:42,010 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2018-10-26 22:59:42,427 WARN L179 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2018-10-26 22:59:43,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:59:43,327 INFO L93 Difference]: Finished difference Result 86 states and 95 transitions. [2018-10-26 22:59:43,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-10-26 22:59:43,329 INFO L78 Accepts]: Start accepts. Automaton has 53 states. Word has length 74 [2018-10-26 22:59:43,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:59:43,330 INFO L225 Difference]: With dead ends: 86 [2018-10-26 22:59:43,330 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 22:59:43,331 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 159 SyntacticMatches, 2 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2289 ImplicationChecksByTransitivity, 32.2s TimeCoverageRelationStatistics Valid=677, Invalid=7685, Unknown=10, NotChecked=0, Total=8372 [2018-10-26 22:59:43,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 22:59:43,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 22:59:43,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 22:59:43,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 22:59:43,332 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2018-10-26 22:59:43,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:59:43,332 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 22:59:43,332 INFO L482 AbstractCegarLoop]: Interpolant automaton has 53 states. [2018-10-26 22:59:43,332 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 22:59:43,332 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:59:43,336 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 22:59:43,835 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 1 [2018-10-26 22:59:44,557 WARN L179 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 87 [2018-10-26 22:59:44,676 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 19 [2018-10-26 22:59:45,004 WARN L179 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 57 [2018-10-26 22:59:45,151 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 56 [2018-10-26 22:59:45,287 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 44 [2018-10-26 22:59:45,314 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 22:59:45,315 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= ~head~0.offset |old(~head~0.offset)|) (= |old(~head~0.base)| ~head~0.base)) [2018-10-26 22:59:45,315 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 22:59:45,315 INFO L425 ceAbstractionStarter]: For program point insert_listEXIT(lines 872 883) no Hoare annotation was computed. [2018-10-26 22:59:45,315 INFO L421 ceAbstractionStarter]: At program point insert_listENTRY(lines 872 883) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= ~head~0.offset |old(~head~0.offset)|) (= |old(#memory_int)| |#memory_int|) (= |old(~head~0.base)| ~head~0.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) [2018-10-26 22:59:45,315 INFO L425 ceAbstractionStarter]: For program point L874(lines 874 880) no Hoare annotation was computed. [2018-10-26 22:59:45,315 INFO L425 ceAbstractionStarter]: For program point insert_listFINAL(lines 872 883) no Hoare annotation was computed. [2018-10-26 22:59:45,315 INFO L425 ceAbstractionStarter]: For program point L874-2(lines 874 880) no Hoare annotation was computed. [2018-10-26 22:59:45,315 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 22:59:45,315 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-10-26 22:59:45,315 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 22:59:45,315 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 22:59:45,315 INFO L425 ceAbstractionStarter]: For program point L898-1(line 898) no Hoare annotation was computed. [2018-10-26 22:59:45,316 INFO L428 ceAbstractionStarter]: At program point L900-3(lines 900 902) the Hoare annotation is: true [2018-10-26 22:59:45,316 INFO L425 ceAbstractionStarter]: For program point L896(line 896) no Hoare annotation was computed. [2018-10-26 22:59:45,316 INFO L425 ceAbstractionStarter]: For program point L900-4(lines 900 902) no Hoare annotation was computed. [2018-10-26 22:59:45,316 INFO L421 ceAbstractionStarter]: At program point L890(line 890) the Hoare annotation is: (let ((.cse1 (bvadd ~head~0.offset (_ bv4 32)))) (let ((.cse0 (select (select |#memory_$Pointer$.base| ~head~0.base) .cse1))) (and (= (bvadd (select |#valid| ~head~0.base) (_ bv1 1)) (_ bv0 1)) (= ~head~0.offset (_ bv0 32)) (= (_ bv2 32) (select (select |#memory_int| .cse0) (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| ~head~0.base) .cse1)) (not (= ~head~0.base .cse0)) (not (= (_ bv0 32) .cse0)) (not (= ~head~0.base (_ bv0 32))) (not (= (_ bv0 1) (select |#valid| .cse0)))))) [2018-10-26 22:59:45,316 INFO L425 ceAbstractionStarter]: For program point L890-1(line 890) no Hoare annotation was computed. [2018-10-26 22:59:45,316 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 884 904) no Hoare annotation was computed. [2018-10-26 22:59:45,316 INFO L421 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= ~head~0.offset |old(~head~0.offset)|) (= |old(#memory_int)| |#memory_int|) (= |old(~head~0.base)| ~head~0.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) [2018-10-26 22:59:45,316 INFO L425 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2018-10-26 22:59:45,316 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 884 904) no Hoare annotation was computed. [2018-10-26 22:59:45,316 INFO L421 ceAbstractionStarter]: At program point L897(line 897) the Hoare annotation is: (and (= (bvadd (select (select |#memory_int| ~head~0.base) ~head~0.offset) (_ bv4294967293 32)) (_ bv0 32)) (= ~head~0.offset (_ bv0 32)) (= (bvadd |main_#t~mem42| (_ bv4294967294 32)) (_ bv0 32)) (not (= (_ bv0 32) (select (select |#memory_$Pointer$.base| ~head~0.base) (bvadd ~head~0.offset (_ bv4 32))))) (not (= ~head~0.base (_ bv0 32)))) [2018-10-26 22:59:45,316 INFO L425 ceAbstractionStarter]: For program point L897-1(line 897) no Hoare annotation was computed. [2018-10-26 22:59:45,316 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 884 904) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= ~head~0.offset |old(~head~0.offset)|) (= |old(#memory_int)| |#memory_int|) (= |old(~head~0.base)| ~head~0.base) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) [2018-10-26 22:59:45,316 INFO L425 ceAbstractionStarter]: For program point L893-1(lines 893 895) no Hoare annotation was computed. [2018-10-26 22:59:45,317 INFO L421 ceAbstractionStarter]: At program point L891(line 891) the Hoare annotation is: (let ((.cse2 (bvadd ~head~0.offset (_ bv4 32)))) (let ((.cse1 (select (select |#memory_$Pointer$.base| ~head~0.base) .cse2))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) (_ bv4 32))) (.cse3 (select |#valid| .cse1))) (and (= (bvadd (select |#valid| ~head~0.base) (_ bv1 1)) (_ bv0 1)) (= ~head~0.offset (_ bv0 32)) (= (bvadd (select (select |#memory_int| .cse0) (_ bv0 32)) (_ bv4294967294 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| .cse1) (_ bv4 32)) (_ bv0 32)) (not (= .cse0 ~head~0.base)) (not (= .cse0 (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| ~head~0.base) .cse2)) (not (= .cse0 .cse1)) (not (= (_ bv0 32) .cse1)) (not (= ~head~0.base (_ bv0 32))) (= .cse3 (select |#valid| .cse0)) (not (= (_ bv0 1) .cse3)))))) [2018-10-26 22:59:45,317 INFO L425 ceAbstractionStarter]: For program point L891-1(line 891) no Hoare annotation was computed. [2018-10-26 22:59:45,317 INFO L421 ceAbstractionStarter]: At program point L893-3(lines 893 895) the Hoare annotation is: (let ((.cse3 (bvadd ~head~0.offset (_ bv4 32)))) (let ((.cse2 (select (select |#memory_$Pointer$.base| ~head~0.base) .cse3))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse2) (_ bv4 32)))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) (_ bv4 32)))) (and (= (bvadd (select (select |#memory_int| ~head~0.base) ~head~0.offset) (_ bv4294967293 32)) (_ bv0 32)) (= ~head~0.offset (_ bv0 32)) (not (= .cse0 (_ bv0 32))) (not (= .cse1 (_ bv0 32))) (not (= ~head~0.base (_ bv0 32))) (= (bvadd (select |#valid| ~head~0.base) (_ bv1 1)) (_ bv0 1)) (= (select (select |#memory_$Pointer$.offset| .cse2) (_ bv4 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| ~head~0.base) .cse3)) (not (= (_ bv0 32) .cse2)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| .cse1) (_ bv4 32))) (not (= .cse0 .cse2)) (= (bvadd (select (select |#memory_int| .cse0) (_ bv0 32)) (_ bv4294967294 32)) (_ bv0 32)) (not (= .cse1 .cse0)) (not (= (_ bv0 1) (select |#valid| .cse2)))))))) [2018-10-26 22:59:45,317 INFO L421 ceAbstractionStarter]: At program point L889(line 889) the Hoare annotation is: (let ((.cse0 (bvadd ~head~0.offset (_ bv4 32)))) (and (= |#valid| (store |old(#valid)| ~head~0.base (_ bv1 1))) (= (bvadd (select (select |#memory_int| ~head~0.base) ~head~0.offset) (_ bv4294967294 32)) (_ bv0 32)) (exists ((|insert_list_write~intINTTYPE4_#value| (_ BitVec 32))) (= |#memory_int| (store |old(#memory_int)| ~head~0.base (store (select |old(#memory_int)| ~head~0.base) ~head~0.offset |insert_list_write~intINTTYPE4_#value|)))) (= ~head~0.offset (_ bv0 32)) (= (select |old(#valid)| ~head~0.base) (_ bv0 1)) (not (= ~head~0.base (_ bv0 32))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| ~head~0.base (store (select |old(#memory_$Pointer$.base)| ~head~0.base) .cse0 |old(~head~0.base)|))) (= (store |old(#memory_$Pointer$.offset)| ~head~0.base (store (select |old(#memory_$Pointer$.offset)| ~head~0.base) .cse0 |old(~head~0.offset)|)) |#memory_$Pointer$.offset|))) [2018-10-26 22:59:45,317 INFO L421 ceAbstractionStarter]: At program point L893-4(lines 893 895) the Hoare annotation is: (let ((.cse3 (bvadd ~head~0.offset (_ bv4 32)))) (let ((.cse2 (select (select |#memory_$Pointer$.base| ~head~0.base) .cse3))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse2) (_ bv4 32)))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) (_ bv4 32)))) (and (= (bvadd (select (select |#memory_int| ~head~0.base) ~head~0.offset) (_ bv4294967293 32)) (_ bv0 32)) (= ~head~0.offset (_ bv0 32)) (not (= .cse0 (_ bv0 32))) (not (= .cse1 (_ bv0 32))) (not (= ~head~0.base (_ bv0 32))) (= (bvadd (select |#valid| ~head~0.base) (_ bv1 1)) (_ bv0 1)) (= (select (select |#memory_$Pointer$.offset| .cse2) (_ bv4 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| ~head~0.base) .cse3)) (not (= (_ bv0 32) .cse2)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| .cse1) (_ bv4 32))) (not (= .cse0 .cse2)) (= (bvadd (select (select |#memory_int| .cse0) (_ bv0 32)) (_ bv4294967294 32)) (_ bv0 32)) (not (= .cse1 .cse0)) (not (= (_ bv0 1) (select |#valid| .cse2)))))))) [2018-10-26 22:59:45,317 INFO L425 ceAbstractionStarter]: For program point L889-1(line 889) no Hoare annotation was computed. [2018-10-26 22:59:45,317 INFO L425 ceAbstractionStarter]: For program point L900-1(lines 900 902) no Hoare annotation was computed. [2018-10-26 22:59:45,318 INFO L428 ceAbstractionStarter]: At program point L898(line 898) the Hoare annotation is: true [2018-10-26 22:59:45,318 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2018-10-26 22:59:45,318 INFO L428 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(lines 3 8) the Hoare annotation is: true [2018-10-26 22:59:45,318 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(lines 3 8) no Hoare annotation was computed. [2018-10-26 22:59:45,318 INFO L425 ceAbstractionStarter]: For program point L5(line 5) no Hoare annotation was computed. [2018-10-26 22:59:45,318 INFO L425 ceAbstractionStarter]: For program point L4(lines 4 6) no Hoare annotation was computed. [2018-10-26 22:59:45,318 INFO L425 ceAbstractionStarter]: For program point L4-2(lines 3 8) no Hoare annotation was computed. [2018-10-26 22:59:45,318 INFO L425 ceAbstractionStarter]: For program point L861(lines 861 867) no Hoare annotation was computed. [2018-10-26 22:59:45,318 INFO L425 ceAbstractionStarter]: For program point L862-1(lines 862 864) no Hoare annotation was computed. [2018-10-26 22:59:45,318 INFO L425 ceAbstractionStarter]: For program point L862-2(lines 862 864) no Hoare annotation was computed. [2018-10-26 22:59:45,318 INFO L425 ceAbstractionStarter]: For program point L861-1(lines 861 867) no Hoare annotation was computed. [2018-10-26 22:59:45,318 INFO L428 ceAbstractionStarter]: At program point L862-4(lines 862 864) the Hoare annotation is: true [2018-10-26 22:59:45,318 INFO L428 ceAbstractionStarter]: At program point delete_listENTRY(lines 858 871) the Hoare annotation is: true [2018-10-26 22:59:45,318 INFO L425 ceAbstractionStarter]: For program point delete_listFINAL(lines 858 871) no Hoare annotation was computed. [2018-10-26 22:59:45,318 INFO L425 ceAbstractionStarter]: For program point delete_listEXIT(lines 858 871) no Hoare annotation was computed. [2018-10-26 22:59:45,319 INFO L425 ceAbstractionStarter]: For program point search_listFINAL(lines 851 857) no Hoare annotation was computed. [2018-10-26 22:59:45,319 INFO L425 ceAbstractionStarter]: For program point L853-1(lines 853 855) no Hoare annotation was computed. [2018-10-26 22:59:45,319 INFO L425 ceAbstractionStarter]: For program point L853-2(line 853) no Hoare annotation was computed. [2018-10-26 22:59:45,319 INFO L425 ceAbstractionStarter]: For program point L853-4(lines 853 855) no Hoare annotation was computed. [2018-10-26 22:59:45,319 INFO L421 ceAbstractionStarter]: At program point L853-6(lines 853 855) the Hoare annotation is: (let ((.cse13 (bvadd ~head~0.offset (_ bv4 32)))) (let ((.cse9 (select (select |#memory_$Pointer$.offset| ~head~0.base) .cse13)) (.cse5 (select (select |#memory_$Pointer$.base| ~head~0.base) .cse13))) (let ((.cse6 (select |#memory_$Pointer$.offset| .cse5)) (.cse12 (bvadd .cse9 (_ bv4 32)))) (let ((.cse4 (select .cse6 .cse12)) (.cse11 (select |#memory_$Pointer$.base| .cse5))) (let ((.cse3 (select .cse11 .cse12)) (.cse10 (bvadd .cse4 (_ bv4 32))) (.cse0 (select .cse11 (_ bv4 32)))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse0) (_ bv4 32))) (.cse8 (select (select |#memory_$Pointer$.offset| .cse3) .cse10)) (.cse7 (select (select |#memory_$Pointer$.base| .cse3) .cse10)) (.cse2 (= |search_list_#in~k| search_list_~k))) (or (= ~head~0.base (_ bv0 32)) (= .cse0 .cse1) (not (= (bvadd (select (select |#memory_int| .cse1) (_ bv0 32)) (_ bv4294967294 32)) (_ bv0 32))) (and (= ~head~0.offset search_list_~l.offset) (= search_list_~l.base ~head~0.base) .cse2) (not (= (_ bv3 32) (select (select |#memory_int| ~head~0.base) ~head~0.offset))) (and (= .cse3 search_list_~l.base) .cse2 (= search_list_~l.offset .cse4)) (= .cse5 .cse1) (= .cse1 (_ bv0 32)) (not (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| .cse0) (_ bv4 32)))) (= (select |#valid| .cse5) (_ bv0 1)) (not (= (_ bv0 32) (select .cse6 (_ bv4 32)))) (= .cse5 (_ bv0 32)) (and (not (= |search_list_#in~k| (select (select |#memory_int| .cse7) .cse8))) .cse2) (and .cse2 (= .cse8 search_list_~l.offset) (= search_list_~l.base .cse7)) (and (= .cse9 search_list_~l.offset) .cse2 (= search_list_~l.base .cse5)) (not (= (_ bv1 1) (select |#valid| ~head~0.base))) (or (not (= (_ bv0 32) ~head~0.offset)) (not (= (_ bv0 32) .cse9)) (= .cse0 (_ bv0 32)))))))))) [2018-10-26 22:59:45,319 INFO L425 ceAbstractionStarter]: For program point L853-7(lines 853 855) no Hoare annotation was computed. [2018-10-26 22:59:45,319 INFO L425 ceAbstractionStarter]: For program point search_listEXIT(lines 851 857) no Hoare annotation was computed. [2018-10-26 22:59:45,319 INFO L428 ceAbstractionStarter]: At program point search_listENTRY(lines 851 857) the Hoare annotation is: true [2018-10-26 22:59:45,326 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,327 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,327 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,327 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,328 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,328 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,328 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,328 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,328 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,329 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,329 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,329 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,329 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,329 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,329 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,330 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,330 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,330 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,330 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,330 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,331 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,331 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,331 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,331 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,331 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,333 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,334 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,334 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,334 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,334 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,334 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,335 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,335 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,335 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,335 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,335 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,335 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,336 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,336 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,336 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,336 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,336 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,336 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,336 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,337 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,337 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,337 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,337 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,337 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,337 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,337 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,338 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,340 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,340 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,341 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,341 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,341 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,341 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,341 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,343 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,343 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,343 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,343 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,343 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,343 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,344 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,344 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,344 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,344 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,344 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,345 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,345 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,345 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,346 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,346 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,346 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,346 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,346 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,347 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,347 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,347 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,347 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,347 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,347 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,348 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,348 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,348 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,348 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,348 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,348 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,349 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,349 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,349 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,349 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,349 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,349 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,350 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,350 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,350 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,352 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,352 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,352 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,352 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,353 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,353 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,353 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,353 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,354 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,354 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,354 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,354 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,355 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,355 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,355 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,355 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,356 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,356 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,356 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,356 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,356 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,357 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,357 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,357 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,357 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,357 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,358 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,358 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,358 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,358 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,358 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,358 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,359 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,359 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,359 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,359 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,359 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,359 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,360 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,360 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,360 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,360 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,360 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,361 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,361 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,361 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,361 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,361 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,361 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,362 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,362 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,362 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,362 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,362 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,363 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,363 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,363 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,363 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,363 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,364 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,364 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,365 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,365 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,365 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,366 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,366 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,366 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,366 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,367 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,367 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,367 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,367 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,367 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,368 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,368 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,368 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,368 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,368 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,369 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,369 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,369 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,369 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,369 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,370 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,370 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,370 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,370 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,370 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,371 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,371 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,371 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,371 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,371 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,371 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,372 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,372 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,372 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,372 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,372 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,373 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,373 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,373 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,373 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,373 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,373 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,374 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,374 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,374 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,374 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,374 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,375 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,375 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,375 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,375 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,375 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,375 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,376 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,376 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,376 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,376 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,376 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,376 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,377 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,377 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,377 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,384 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,384 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,384 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,384 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,385 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,385 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,385 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,385 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,386 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,386 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,386 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,386 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,386 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,387 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,387 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,387 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,387 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,387 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,388 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,388 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,388 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,388 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,388 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,389 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,389 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,389 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,389 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,389 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,389 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,393 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,393 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,394 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,394 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,394 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,394 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,394 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,395 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,395 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,395 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,395 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,395 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,395 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,396 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,396 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,396 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,396 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,396 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,396 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,397 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,397 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,397 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,397 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,397 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,405 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,405 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,405 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,405 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,406 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,406 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,406 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,406 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,407 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,407 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,407 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,407 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,408 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,408 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,408 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,408 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,408 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,409 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,409 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,409 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,409 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,409 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,411 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,412 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,412 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,412 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,412 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,412 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,413 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,413 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,413 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,413 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,413 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,413 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,414 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,414 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,414 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,414 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,414 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,414 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,414 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,415 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,415 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,415 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,415 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,415 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,415 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,416 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,416 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,416 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,416 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,416 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,416 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,417 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,417 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,417 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,417 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,417 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,417 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,420 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,420 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,420 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,420 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,420 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,421 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,421 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,421 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,421 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,421 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,421 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,421 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,422 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 10:59:45 BoogieIcfgContainer [2018-10-26 22:59:45,424 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 22:59:45,424 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:59:45,424 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:59:45,424 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:59:45,425 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:57:37" (3/4) ... [2018-10-26 22:59:45,431 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:59:45,437 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 22:59:45,437 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure insert_list [2018-10-26 22:59:45,437 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 22:59:45,438 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2018-10-26 22:59:45,438 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure delete_list [2018-10-26 22:59:45,438 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure search_list [2018-10-26 22:59:45,444 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-10-26 22:59:45,444 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-10-26 22:59:45,444 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-26 22:59:45,473 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((head == 0bv32 || #memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32] == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]][4bv32]) || !(~bvadd64(unknown-#memory_int-unknown[#memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]][4bv32]][0bv32], 4294967294bv32) == 0bv32)) || ((head == l && l == head) && \old(k) == k)) || !(3bv32 == unknown-#memory_int-unknown[head][head])) || ((#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)] == l && \old(k) == k) && l == #memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)])) || #memory_$Pointer$[head][~bvadd64(head, 4bv32)] == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]][4bv32]) || #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]][4bv32] == 0bv32) || !(0bv32 == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]][4bv32])) || \valid[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]] == 0bv1) || !(0bv32 == #memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32])) || #memory_$Pointer$[head][~bvadd64(head, 4bv32)] == 0bv32) || (!(\old(k) == unknown-#memory_int-unknown[#memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)]][~bvadd64(#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)], 4bv32)]][#memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)]][~bvadd64(#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)], 4bv32)]]) && \old(k) == k)) || ((\old(k) == k && #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)]][~bvadd64(#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)], 4bv32)] == l) && l == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)]][~bvadd64(#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)], 4bv32)])) || ((#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == l && \old(k) == k) && l == #memory_$Pointer$[head][~bvadd64(head, 4bv32)])) || !(1bv1 == \valid[head])) || (!(0bv32 == head) || !(0bv32 == #memory_$Pointer$[head][~bvadd64(head, 4bv32)])) || #memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32] == 0bv32 [2018-10-26 22:59:45,498 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3568e053-c9ea-4cbb-ab8a-3bb87dda5a64/bin-2019/utaipan/witness.graphml [2018-10-26 22:59:45,498 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:59:45,499 INFO L168 Benchmark]: Toolchain (without parser) took 129676.26 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 325.1 MB). Free memory was 947.9 MB in the beginning and 1.2 GB in the end (delta: -301.2 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2018-10-26 22:59:45,500 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:59:45,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.84 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 899.6 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. [2018-10-26 22:59:45,500 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.90 ms. Allocated memory is still 1.0 GB. Free memory was 899.6 MB in the beginning and 894.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:59:45,500 INFO L168 Benchmark]: Boogie Preprocessor took 112.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 894.2 MB in the beginning and 1.2 GB in the end (delta: -271.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-10-26 22:59:45,500 INFO L168 Benchmark]: RCFGBuilder took 658.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 32.9 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2018-10-26 22:59:45,501 INFO L168 Benchmark]: TraceAbstraction took 128120.44 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 146.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -116.0 MB). Peak memory consumption was 440.8 MB. Max. memory is 11.5 GB. [2018-10-26 22:59:45,501 INFO L168 Benchmark]: Witness Printer took 74.35 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:59:45,505 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 633.84 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 899.6 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 72.90 ms. Allocated memory is still 1.0 GB. Free memory was 899.6 MB in the beginning and 894.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 112.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 894.2 MB in the beginning and 1.2 GB in the end (delta: -271.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 658.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 32.9 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 128120.44 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 146.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -116.0 MB). Peak memory consumption was 440.8 MB. Max. memory is 11.5 GB. * Witness Printer took 74.35 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base * 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_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: 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: 893]: Loop Invariant [2018-10-26 22:59:45,557 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,557 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,557 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,557 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,558 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,558 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,572 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,572 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,572 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,572 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,572 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,573 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,573 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,573 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,573 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,573 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,573 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,573 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,573 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,574 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,574 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,574 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,574 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,574 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,574 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,577 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,577 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,577 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,577 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,577 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,578 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,578 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,578 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,578 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,578 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,578 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,578 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,578 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,579 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,579 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,579 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,579 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,579 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,579 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,579 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,579 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,580 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,580 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,580 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,580 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,580 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,580 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,581 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,581 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,581 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,581 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,581 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,581 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,592 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,592 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,592 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,593 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,593 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,593 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,593 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,593 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,593 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,593 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,593 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,594 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,594 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,594 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,594 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,594 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,594 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,594 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,594 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,605 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,606 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,606 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,606 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,606 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,606 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,606 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,607 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,607 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,607 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,607 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,607 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,607 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,607 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,607 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,607 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,608 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,608 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,608 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,608 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,608 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,608 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,608 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,608 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,608 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,609 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,609 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((((((((((~bvadd64(unknown-#memory_int-unknown[head][head], 4294967293bv32) == 0bv32 && head == 0bv32) && !(#memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]][4bv32] == 0bv32)) && !(#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32] == 0bv32)) && !(head == 0bv32)) && ~bvadd64(\valid[head], 1bv1) == 0bv1) && #memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32] == 0bv32) && 0bv32 == #memory_$Pointer$[head][~bvadd64(head, 4bv32)]) && !(0bv32 == #memory_$Pointer$[head][~bvadd64(head, 4bv32)])) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]][4bv32]) && !(#memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]][4bv32] == #memory_$Pointer$[head][~bvadd64(head, 4bv32)])) && ~bvadd64(unknown-#memory_int-unknown[#memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]][4bv32]][0bv32], 4294967294bv32) == 0bv32) && !(#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32] == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]][4bv32])) && !(0bv1 == \valid[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]]) - InvariantResult [Line: 862]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant [2018-10-26 22:59:45,623 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,623 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,623 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,623 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,624 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,624 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,624 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,624 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,624 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,625 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,625 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,625 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,625 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,638 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,638 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,639 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,639 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,639 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,639 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,639 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,639 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,640 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,640 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,640 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,640 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,640 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,640 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,640 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,640 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,641 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,641 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,641 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,662 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,662 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,662 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,662 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,662 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,662 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,663 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,663 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,663 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,663 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,663 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,663 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,664 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,664 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,664 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,664 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,664 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,664 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,664 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,684 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,684 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,684 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,684 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,685 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,685 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,685 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,685 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,685 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,686 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,686 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,686 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,686 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,686 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,686 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,686 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,687 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,687 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,701 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,701 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,701 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,701 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,701 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,701 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,702 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,702 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,702 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,702 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,702 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,702 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,702 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,703 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,703 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,703 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,703 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,703 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,703 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,703 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,704 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,704 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,704 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,704 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,704 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,704 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,704 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,704 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,705 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,705 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,705 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,705 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,705 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,705 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,705 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,705 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,706 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,706 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,706 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,717 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,718 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,718 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,718 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,718 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,718 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,718 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,719 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,719 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,719 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,719 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,719 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,720 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,720 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,720 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,720 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,720 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,721 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,721 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,721 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,721 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,721 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,721 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,742 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,742 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,742 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,742 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,742 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,742 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,743 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,743 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,743 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,743 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,743 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,743 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,743 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,744 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,744 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,744 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,744 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,744 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,744 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,778 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,778 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,778 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,778 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,778 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,778 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,779 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,779 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,779 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,779 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,779 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,779 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,779 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,780 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,780 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,780 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,780 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,780 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,780 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,821 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,822 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,822 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,822 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,822 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-10-26 22:59:45,822 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,822 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-10-26 22:59:45,823 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,823 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,823 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,823 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,824 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,824 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,824 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,824 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,824 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,825 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,825 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,825 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,825 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,825 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,825 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,826 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,826 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,826 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,826 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,826 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,826 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,826 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,827 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,827 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,865 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,866 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,866 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,866 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,866 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,866 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,866 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 22:59:45,867 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,867 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,867 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,867 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,867 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,867 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,867 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,868 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,868 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,868 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,868 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,868 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,868 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,869 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,869 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,869 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,869 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,869 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,869 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,869 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,870 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,870 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,870 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,870 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,870 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,870 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,870 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,870 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,871 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,871 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,871 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,871 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-10-26 22:59:45,914 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((((((((((((((head == 0bv32 || #memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32] == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]][4bv32]) || !(~bvadd64(unknown-#memory_int-unknown[#memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]][4bv32]][0bv32], 4294967294bv32) == 0bv32)) || ((head == l && l == head) && \old(k) == k)) || !(3bv32 == unknown-#memory_int-unknown[head][head])) || ((#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)] == l && \old(k) == k) && l == #memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)])) || #memory_$Pointer$[head][~bvadd64(head, 4bv32)] == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]][4bv32]) || #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]][4bv32] == 0bv32) || !(0bv32 == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]][4bv32])) || \valid[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]] == 0bv1) || !(0bv32 == #memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32])) || #memory_$Pointer$[head][~bvadd64(head, 4bv32)] == 0bv32) || (!(\old(k) == unknown-#memory_int-unknown[#memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)]][~bvadd64(#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)], 4bv32)]][#memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)]][~bvadd64(#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)], 4bv32)]]) && \old(k) == k)) || ((\old(k) == k && #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)]][~bvadd64(#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)], 4bv32)] == l) && l == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)]][~bvadd64(#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][~bvadd64(#memory_$Pointer$[head][~bvadd64(head, 4bv32)], 4bv32)], 4bv32)])) || ((#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == l && \old(k) == k) && l == #memory_$Pointer$[head][~bvadd64(head, 4bv32)])) || !(1bv1 == \valid[head])) || (!(0bv32 == head) || !(0bv32 == #memory_$Pointer$[head][~bvadd64(head, 4bv32)])) || #memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32] == 0bv32 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 56 locations, 1 error locations. SAFE Result, 127.9s OverallTime, 11 OverallIterations, 5 TraceHistogramMax, 28.9s AutomataDifference, 0.0s DeadEndRemovalTime, 1.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 391 SDtfs, 869 SDslu, 1664 SDs, 0 SdLazy, 4476 SolverSat, 493 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1807 GetRequests, 1437 SyntacticMatches, 7 SemanticMatches, 363 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4811 ImplicationChecksByTransitivity, 90.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 55 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 19 LocationsWithAnnotation, 49 PreInvPairs, 67 NumberOfFragments, 1237 HoareAnnotationTreeSize, 49 FomulaSimplifications, 14927 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 19 FomulaSimplificationsInter, 13037 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 3.9s SatisfiabilityAnalysisTime, 92.0s InterpolantComputationTime, 1064 NumberOfCodeBlocks, 1046 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 1368 ConstructedInterpolants, 18 QuantifiedInterpolants, 1969696 SizeOfPredicates, 638 NumberOfNonLiveVariables, 6108 ConjunctsInSsa, 933 ConjunctsInUnsatCore, 24 InterpolantComputations, 4 PerfectInterpolantSequences, 661/1064 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...