./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/list-simple/dll2n_remove_all_reverse_true-unreach-call_true-valid-memsafety.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/list-simple/dll2n_remove_all_reverse_true-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 d6e7e372a1f26ff065d3134cd673b5accff554b5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/list-simple/dll2n_remove_all_reverse_true-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 d6e7e372a1f26ff065d3134cd673b5accff554b5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:04:40,479 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:04:40,480 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:04:40,490 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:04:40,490 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:04:40,491 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:04:40,492 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:04:40,493 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:04:40,494 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:04:40,495 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:04:40,496 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:04:40,496 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:04:40,496 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:04:40,497 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:04:40,498 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:04:40,498 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:04:40,500 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:04:40,501 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:04:40,502 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:04:40,504 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:04:40,504 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:04:40,505 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:04:40,507 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:04:40,507 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:04:40,508 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:04:40,508 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:04:40,509 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:04:40,510 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:04:40,510 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:04:40,511 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:04:40,511 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:04:40,512 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:04:40,512 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:04:40,512 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:04:40,513 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:04:40,513 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:04:40,513 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 16:04:40,524 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:04:40,524 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:04:40,525 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:04:40,525 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 16:04:40,525 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 16:04:40,525 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 16:04:40,525 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 16:04:40,525 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 16:04:40,525 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 16:04:40,526 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 16:04:40,526 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 16:04:40,526 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 16:04:40,526 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 16:04:40,526 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:04:40,527 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:04:40,527 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:04:40,527 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:04:40,527 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:04:40,527 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:04:40,527 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:04:40,527 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:04:40,527 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:04:40,528 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:04:40,528 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:04:40,528 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:04:40,528 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:04:40,528 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:04:40,528 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:04:40,528 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:04:40,528 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:04:40,529 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:04:40,529 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:04:40,529 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:04:40,529 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 16:04:40,529 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:04:40,529 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:04:40,529 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 16:04:40,530 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_6407c818-30b4-41cd-b136-be2ce66044fc/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 -> d6e7e372a1f26ff065d3134cd673b5accff554b5 [2018-11-18 16:04:40,555 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:04:40,564 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:04:40,567 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:04:40,568 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:04:40,568 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:04:40,569 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/../../sv-benchmarks/c/list-simple/dll2n_remove_all_reverse_true-unreach-call_true-valid-memsafety.i [2018-11-18 16:04:40,618 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/data/ecd1a98bb/16973e2af0ab49f197d2cac1f2a13c1b/FLAG2a154f6bd [2018-11-18 16:04:41,037 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:04:41,038 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/sv-benchmarks/c/list-simple/dll2n_remove_all_reverse_true-unreach-call_true-valid-memsafety.i [2018-11-18 16:04:41,047 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/data/ecd1a98bb/16973e2af0ab49f197d2cac1f2a13c1b/FLAG2a154f6bd [2018-11-18 16:04:41,060 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/data/ecd1a98bb/16973e2af0ab49f197d2cac1f2a13c1b [2018-11-18 16:04:41,062 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:04:41,064 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:04:41,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:04:41,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:04:41,068 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:04:41,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:04:41" (1/1) ... [2018-11-18 16:04:41,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@702a538c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:41, skipping insertion in model container [2018-11-18 16:04:41,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:04:41" (1/1) ... [2018-11-18 16:04:41,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:04:41,114 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:04:41,367 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:04:41,373 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:04:41,511 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:04:41,546 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:04:41,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:41 WrapperNode [2018-11-18 16:04:41,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:04:41,547 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:04:41,548 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:04:41,548 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:04:41,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:41" (1/1) ... [2018-11-18 16:04:41,564 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:41" (1/1) ... [2018-11-18 16:04:41,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:04:41,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:04:41,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:04:41,570 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:04:41,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:41" (1/1) ... [2018-11-18 16:04:41,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:41" (1/1) ... [2018-11-18 16:04:41,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:41" (1/1) ... [2018-11-18 16:04:41,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:41" (1/1) ... [2018-11-18 16:04:41,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:41" (1/1) ... [2018-11-18 16:04:41,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:41" (1/1) ... [2018-11-18 16:04:41,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:41" (1/1) ... [2018-11-18 16:04:41,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:04:41,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:04:41,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:04:41,599 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:04:41,600 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:04:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:04:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 16:04:41,638 INFO L138 BoogieDeclarations]: Found implementation of procedure exit [2018-11-18 16:04:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:04:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure dll_remove_last [2018-11-18 16:04:41,638 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_remove_last [2018-11-18 16:04:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:04:41,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:04:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:04:41,639 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:04:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:04:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:04:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:04:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2018-11-18 16:04:41,639 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2018-11-18 16:04:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:04:41,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:04:41,925 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:04:41,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:04:41 BoogieIcfgContainer [2018-11-18 16:04:41,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:04:41,926 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:04:41,927 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:04:41,930 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:04:41,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:04:41" (1/3) ... [2018-11-18 16:04:41,930 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71c400f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:04:41, skipping insertion in model container [2018-11-18 16:04:41,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:04:41" (2/3) ... [2018-11-18 16:04:41,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71c400f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:04:41, skipping insertion in model container [2018-11-18 16:04:41,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:04:41" (3/3) ... [2018-11-18 16:04:41,934 INFO L112 eAbstractionObserver]: Analyzing ICFG dll2n_remove_all_reverse_true-unreach-call_true-valid-memsafety.i [2018-11-18 16:04:41,942 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:04:41,952 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:04:41,965 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:04:41,984 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:04:41,985 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:04:41,985 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:04:41,985 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:04:41,985 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:04:41,985 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:04:41,985 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:04:41,985 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:04:41,996 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states. [2018-11-18 16:04:42,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 16:04:42,001 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:04:42,001 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:04:42,003 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:04:42,006 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:04:42,006 INFO L82 PathProgramCache]: Analyzing trace with hash 986064927, now seen corresponding path program 1 times [2018-11-18 16:04:42,008 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:04:42,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:42,046 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:04:42,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:42,046 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:04:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:42,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:04:42,113 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:04:42,114 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:04:42,114 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:04:42,118 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:04:42,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:04:42,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:04:42,127 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 2 states. [2018-11-18 16:04:42,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:04:42,141 INFO L93 Difference]: Finished difference Result 65 states and 79 transitions. [2018-11-18 16:04:42,141 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:04:42,143 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-11-18 16:04:42,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:04:42,150 INFO L225 Difference]: With dead ends: 65 [2018-11-18 16:04:42,150 INFO L226 Difference]: Without dead ends: 34 [2018-11-18 16:04:42,153 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:04:42,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2018-11-18 16:04:42,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2018-11-18 16:04:42,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-11-18 16:04:42,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 38 transitions. [2018-11-18 16:04:42,182 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 38 transitions. Word has length 17 [2018-11-18 16:04:42,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:04:42,183 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 38 transitions. [2018-11-18 16:04:42,183 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:04:42,183 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2018-11-18 16:04:42,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 16:04:42,184 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:04:42,184 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:04:42,184 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:04:42,184 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:04:42,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1144118707, now seen corresponding path program 1 times [2018-11-18 16:04:42,184 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:04:42,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:42,186 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:04:42,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:42,186 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:04:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:42,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:04:42,253 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:04:42,253 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 16:04:42,253 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:04:42,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:04:42,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:04:42,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:04:42,255 INFO L87 Difference]: Start difference. First operand 34 states and 38 transitions. Second operand 4 states. [2018-11-18 16:04:42,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:04:42,339 INFO L93 Difference]: Finished difference Result 42 states and 47 transitions. [2018-11-18 16:04:42,339 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 16:04:42,339 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2018-11-18 16:04:42,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:04:42,340 INFO L225 Difference]: With dead ends: 42 [2018-11-18 16:04:42,341 INFO L226 Difference]: Without dead ends: 38 [2018-11-18 16:04:42,341 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:04:42,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-11-18 16:04:42,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 36. [2018-11-18 16:04:42,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2018-11-18 16:04:42,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 40 transitions. [2018-11-18 16:04:42,350 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 40 transitions. Word has length 19 [2018-11-18 16:04:42,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:04:42,350 INFO L480 AbstractCegarLoop]: Abstraction has 36 states and 40 transitions. [2018-11-18 16:04:42,350 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:04:42,350 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2018-11-18 16:04:42,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 16:04:42,351 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:04:42,351 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 16:04:42,351 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:04:42,351 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:04:42,352 INFO L82 PathProgramCache]: Analyzing trace with hash -891462515, now seen corresponding path program 1 times [2018-11-18 16:04:42,352 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:04:42,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:42,353 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:04:42,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:42,353 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:04:42,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:42,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 16:04:42,429 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:04:42,429 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:04:42,429 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:04:42,430 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:04:42,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:04:42,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:04:42,430 INFO L87 Difference]: Start difference. First operand 36 states and 40 transitions. Second operand 5 states. [2018-11-18 16:04:42,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:04:42,546 INFO L93 Difference]: Finished difference Result 64 states and 72 transitions. [2018-11-18 16:04:42,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:04:42,546 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2018-11-18 16:04:42,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:04:42,547 INFO L225 Difference]: With dead ends: 64 [2018-11-18 16:04:42,547 INFO L226 Difference]: Without dead ends: 42 [2018-11-18 16:04:42,548 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:04:42,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-11-18 16:04:42,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 38. [2018-11-18 16:04:42,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-11-18 16:04:42,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 42 transitions. [2018-11-18 16:04:42,551 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 42 transitions. Word has length 27 [2018-11-18 16:04:42,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:04:42,551 INFO L480 AbstractCegarLoop]: Abstraction has 38 states and 42 transitions. [2018-11-18 16:04:42,551 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:04:42,551 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2018-11-18 16:04:42,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 16:04:42,552 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:04:42,552 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 16:04:42,552 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:04:42,552 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:04:42,552 INFO L82 PathProgramCache]: Analyzing trace with hash -1177716799, now seen corresponding path program 1 times [2018-11-18 16:04:42,552 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:04:42,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:42,553 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:04:42,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:42,554 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:04:42,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:42,609 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 16:04:42,609 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:04:42,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:04:42,609 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:04:42,610 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:04:42,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:04:42,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:04:42,610 INFO L87 Difference]: Start difference. First operand 38 states and 42 transitions. Second operand 3 states. [2018-11-18 16:04:42,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:04:42,638 INFO L93 Difference]: Finished difference Result 70 states and 79 transitions. [2018-11-18 16:04:42,647 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:04:42,647 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2018-11-18 16:04:42,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:04:42,648 INFO L225 Difference]: With dead ends: 70 [2018-11-18 16:04:42,648 INFO L226 Difference]: Without dead ends: 42 [2018-11-18 16:04:42,649 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:04:42,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-11-18 16:04:42,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 41. [2018-11-18 16:04:42,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-18 16:04:42,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2018-11-18 16:04:42,656 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 33 [2018-11-18 16:04:42,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:04:42,656 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions. [2018-11-18 16:04:42,656 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:04:42,656 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2018-11-18 16:04:42,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 16:04:42,657 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:04:42,657 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 16:04:42,659 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:04:42,659 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:04:42,659 INFO L82 PathProgramCache]: Analyzing trace with hash -755014973, now seen corresponding path program 1 times [2018-11-18 16:04:42,660 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:04:42,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:42,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:04:42,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:42,661 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:04:42,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:42,719 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 16:04:42,719 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:04:42,720 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:04:42,720 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 34 with the following transitions: [2018-11-18 16:04:42,721 INFO L202 CegarAbsIntRunner]: [0], [3], [22], [27], [28], [29], [33], [37], [39], [45], [47], [52], [54], [58], [59], [63], [65], [69], [72], [74], [77], [81], [84], [87], [92], [93], [94], [96], [97], [98], [99] [2018-11-18 16:04:42,745 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:04:42,745 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:04:42,870 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 16:04:42,872 INFO L272 AbstractInterpreter]: Visited 15 different actions 21 times. Merged at 5 different actions 5 times. Never widened. Performed 173 root evaluator evaluations with a maximum evaluation depth of 3. Performed 173 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 27 variables. [2018-11-18 16:04:42,887 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:04:42,887 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 16:04:42,963 INFO L227 lantSequenceWeakener]: Weakened 14 states. On average, predicates are now at 76.7% of their original sizes. [2018-11-18 16:04:42,963 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 16:04:43,049 INFO L415 sIntCurrentIteration]: We unified 32 AI predicates to 32 [2018-11-18 16:04:43,049 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 16:04:43,049 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:04:43,050 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [5] total 12 [2018-11-18 16:04:43,050 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:04:43,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 16:04:43,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 16:04:43,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:04:43,051 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand 9 states. [2018-11-18 16:04:43,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:04:43,611 INFO L93 Difference]: Finished difference Result 70 states and 78 transitions. [2018-11-18 16:04:43,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:04:43,611 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 33 [2018-11-18 16:04:43,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:04:43,612 INFO L225 Difference]: With dead ends: 70 [2018-11-18 16:04:43,612 INFO L226 Difference]: Without dead ends: 48 [2018-11-18 16:04:43,612 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 35 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2018-11-18 16:04:43,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-11-18 16:04:43,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 47. [2018-11-18 16:04:43,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-11-18 16:04:43,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 52 transitions. [2018-11-18 16:04:43,618 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 52 transitions. Word has length 33 [2018-11-18 16:04:43,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:04:43,618 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 52 transitions. [2018-11-18 16:04:43,618 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 16:04:43,618 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2018-11-18 16:04:43,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 16:04:43,619 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:04:43,619 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 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] [2018-11-18 16:04:43,619 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:04:43,620 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:04:43,620 INFO L82 PathProgramCache]: Analyzing trace with hash 778272119, now seen corresponding path program 1 times [2018-11-18 16:04:43,620 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:04:43,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:43,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:04:43,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:43,621 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:04:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:43,693 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 16:04:43,694 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:04:43,694 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:04:43,694 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 40 with the following transitions: [2018-11-18 16:04:43,694 INFO L202 CegarAbsIntRunner]: [0], [3], [22], [27], [28], [29], [33], [37], [39], [45], [47], [50], [52], [54], [58], [59], [63], [65], [69], [72], [74], [77], [81], [84], [87], [92], [93], [94], [96], [97], [98], [99] [2018-11-18 16:04:43,696 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:04:43,696 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:04:43,763 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 16:04:43,763 INFO L272 AbstractInterpreter]: Visited 32 different actions 66 times. Merged at 10 different actions 20 times. Never widened. Performed 470 root evaluator evaluations with a maximum evaluation depth of 3. Performed 470 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 4 fixpoints after 3 different actions. Largest state had 27 variables. [2018-11-18 16:04:43,783 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:04:43,784 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 16:04:43,784 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:04:43,784 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:04:43,796 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:04:43,796 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 16:04:43,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:43,850 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:04:43,871 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 16:04:43,872 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:04:44,021 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 16:04:44,049 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 16:04:44,049 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 5 [2018-11-18 16:04:44,049 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 16:04:44,049 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:04:44,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:04:44,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:04:44,050 INFO L87 Difference]: Start difference. First operand 47 states and 52 transitions. Second operand 5 states. [2018-11-18 16:04:44,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:04:44,117 INFO L93 Difference]: Finished difference Result 55 states and 61 transitions. [2018-11-18 16:04:44,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:04:44,117 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 39 [2018-11-18 16:04:44,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:04:44,117 INFO L225 Difference]: With dead ends: 55 [2018-11-18 16:04:44,118 INFO L226 Difference]: Without dead ends: 51 [2018-11-18 16:04:44,118 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 77 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:04:44,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-11-18 16:04:44,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2018-11-18 16:04:44,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-11-18 16:04:44,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 57 transitions. [2018-11-18 16:04:44,123 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 57 transitions. Word has length 39 [2018-11-18 16:04:44,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:04:44,124 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 57 transitions. [2018-11-18 16:04:44,124 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:04:44,124 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2018-11-18 16:04:44,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-18 16:04:44,125 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:04:44,126 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:04:44,126 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:04:44,126 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:04:44,126 INFO L82 PathProgramCache]: Analyzing trace with hash 2132929975, now seen corresponding path program 2 times [2018-11-18 16:04:44,126 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:04:44,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:44,127 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:04:44,128 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:44,128 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:04:44,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:44,328 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 16:04:44,328 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:04:44,329 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:04:44,329 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:04:44,329 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:04:44,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:04:44,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:04:44,330 INFO L87 Difference]: Start difference. First operand 51 states and 57 transitions. Second operand 6 states. [2018-11-18 16:04:44,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:04:44,516 INFO L93 Difference]: Finished difference Result 70 states and 80 transitions. [2018-11-18 16:04:44,516 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:04:44,516 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 47 [2018-11-18 16:04:44,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:04:44,517 INFO L225 Difference]: With dead ends: 70 [2018-11-18 16:04:44,517 INFO L226 Difference]: Without dead ends: 51 [2018-11-18 16:04:44,518 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:04:44,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-11-18 16:04:44,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2018-11-18 16:04:44,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-11-18 16:04:44,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 56 transitions. [2018-11-18 16:04:44,524 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 56 transitions. Word has length 47 [2018-11-18 16:04:44,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:04:44,525 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 56 transitions. [2018-11-18 16:04:44,525 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:04:44,525 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 56 transitions. [2018-11-18 16:04:44,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 16:04:44,526 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:04:44,526 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:04:44,526 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:04:44,526 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:04:44,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1524815989, now seen corresponding path program 1 times [2018-11-18 16:04:44,526 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:04:44,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:44,528 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 16:04:44,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:44,528 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:04:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:44,893 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2018-11-18 16:04:45,120 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2018-11-18 16:04:45,319 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:04:45,319 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:04:45,319 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:04:45,319 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 56 with the following transitions: [2018-11-18 16:04:45,320 INFO L202 CegarAbsIntRunner]: [0], [5], [9], [11], [14], [20], [22], [27], [28], [29], [33], [37], [39], [45], [47], [50], [52], [54], [58], [59], [63], [65], [69], [72], [74], [77], [81], [84], [87], [92], [93], [94], [96], [97], [98], [99] [2018-11-18 16:04:45,322 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:04:45,322 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:04:45,461 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 16:04:45,462 INFO L272 AbstractInterpreter]: Visited 36 different actions 116 times. Merged at 17 different actions 46 times. Never widened. Performed 840 root evaluator evaluations with a maximum evaluation depth of 3. Performed 840 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 8 fixpoints after 4 different actions. Largest state had 30 variables. [2018-11-18 16:04:45,503 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:04:45,503 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 16:04:45,503 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:04:45,503 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:04:45,514 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:04:45,514 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 16:04:45,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:45,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:04:45,734 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 11 treesize of output 8 [2018-11-18 16:04:45,736 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 [2018-11-18 16:04:45,736 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:45,738 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:45,741 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:45,741 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2018-11-18 16:04:46,222 WARN L854 $PredicateComparison]: unable to prove that (exists ((dll_remove_last_~snd_to_last~0.offset Int)) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| 0 (store (select |c_old(#memory_$Pointer$.offset)| 0) (+ dll_remove_last_~snd_to_last~0.offset 4) 0)))) is different from true [2018-11-18 16:04:46,242 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 21 treesize of output 22 [2018-11-18 16:04:46,249 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 [2018-11-18 16:04:46,249 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:46,254 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:46,259 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 16:04:46,259 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:24 [2018-11-18 16:04:46,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 58 [2018-11-18 16:04:46,480 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 51 treesize of output 32 [2018-11-18 16:04:46,480 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:46,510 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 38 [2018-11-18 16:04:46,511 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-18 16:04:46,535 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 28 [2018-11-18 16:04:46,536 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 16:04:46,556 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-18 16:04:46,592 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 62 [2018-11-18 16:04:46,599 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 49 [2018-11-18 16:04:46,600 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 16:04:46,617 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 49 treesize of output 38 [2018-11-18 16:04:46,617 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:46,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 48 [2018-11-18 16:04:46,642 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-18 16:04:46,662 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-18 16:04:46,703 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2018-11-18 16:04:46,704 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:119, output treesize:203 [2018-11-18 16:04:46,811 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:04:46,811 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:04:46,950 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 16:04:46,975 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:04:46,975 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15, 5] imperfect sequences [17] total 33 [2018-11-18 16:04:46,975 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:04:46,976 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-18 16:04:46,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-18 16:04:46,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=907, Unknown=1, NotChecked=60, Total=1056 [2018-11-18 16:04:46,976 INFO L87 Difference]: Start difference. First operand 51 states and 56 transitions. Second operand 15 states. [2018-11-18 16:04:47,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:04:47,399 INFO L93 Difference]: Finished difference Result 73 states and 82 transitions. [2018-11-18 16:04:47,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-18 16:04:47,399 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 55 [2018-11-18 16:04:47,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:04:47,400 INFO L225 Difference]: With dead ends: 73 [2018-11-18 16:04:47,400 INFO L226 Difference]: Without dead ends: 54 [2018-11-18 16:04:47,401 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=117, Invalid=1218, Unknown=1, NotChecked=70, Total=1406 [2018-11-18 16:04:47,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-11-18 16:04:47,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-11-18 16:04:47,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-18 16:04:47,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 59 transitions. [2018-11-18 16:04:47,407 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 59 transitions. Word has length 55 [2018-11-18 16:04:47,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:04:47,408 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 59 transitions. [2018-11-18 16:04:47,408 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-18 16:04:47,408 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 59 transitions. [2018-11-18 16:04:47,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 16:04:47,408 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:04:47,409 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:04:47,409 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:04:47,409 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:04:47,409 INFO L82 PathProgramCache]: Analyzing trace with hash -2008853449, now seen corresponding path program 1 times [2018-11-18 16:04:47,409 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:04:47,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:47,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:04:47,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:04:47,410 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:04:47,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:48,308 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 32 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:04:48,308 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:04:48,308 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:04:48,309 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 62 with the following transitions: [2018-11-18 16:04:48,309 INFO L202 CegarAbsIntRunner]: [0], [5], [9], [11], [14], [16], [20], [22], [27], [28], [29], [33], [37], [39], [45], [47], [50], [52], [54], [58], [59], [63], [65], [69], [72], [74], [77], [81], [84], [87], [92], [93], [94], [96], [97], [98], [99] [2018-11-18 16:04:48,310 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:04:48,310 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:04:48,402 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 16:04:48,403 INFO L272 AbstractInterpreter]: Visited 37 different actions 102 times. Merged at 16 different actions 38 times. Never widened. Performed 792 root evaluator evaluations with a maximum evaluation depth of 3. Performed 792 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 10 fixpoints after 5 different actions. Largest state had 32 variables. [2018-11-18 16:04:48,427 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:04:48,427 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 16:04:48,427 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:04:48,427 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:04:48,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:04:48,445 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 16:04:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:04:48,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:04:48,499 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 [2018-11-18 16:04:48,500 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:48,502 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:48,503 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-18 16:04:49,593 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:04:49,594 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:04:49,594 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:04:49,595 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 16 treesize of output 13 [2018-11-18 16:04:49,595 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:49,601 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:49,601 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:22, output treesize:8 [2018-11-18 16:04:49,651 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 11 treesize of output 8 [2018-11-18 16:04:49,652 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 8 treesize of output 7 [2018-11-18 16:04:49,653 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:49,654 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:49,662 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 11 treesize of output 8 [2018-11-18 16:04:49,675 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 [2018-11-18 16:04:49,676 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:49,680 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:49,685 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:49,686 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:30, output treesize:12 [2018-11-18 16:04:49,834 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2018-11-18 16:04:49,836 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 18 treesize of output 17 [2018-11-18 16:04:49,837 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:49,841 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:49,850 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 43 treesize of output 44 [2018-11-18 16:04:49,851 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 18 treesize of output 17 [2018-11-18 16:04:49,852 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:49,856 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:49,862 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:49,862 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:62, output treesize:46 [2018-11-18 16:04:50,039 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 29 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:04:50,039 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:04:51,054 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 95 treesize of output 89 [2018-11-18 16:04:51,087 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 [2018-11-18 16:04:51,087 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,095 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 8 treesize of output 6 [2018-11-18 16:04:51,097 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 6 treesize of output 1 [2018-11-18 16:04:51,097 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,099 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,104 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,117 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 76 treesize of output 53 [2018-11-18 16:04:51,191 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 10 [2018-11-18 16:04:51,192 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 50 [2018-11-18 16:04:51,211 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:04:51,212 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:04:51,213 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 35 treesize of output 42 [2018-11-18 16:04:51,213 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 27 [2018-11-18 16:04:51,235 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2018-11-18 16:04:51,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-11-18 16:04:51,254 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,258 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-11-18 16:04:51,258 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,259 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,272 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 18 [2018-11-18 16:04:51,274 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-11-18 16:04:51,274 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,276 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,279 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:04:51,284 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:04:51,301 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 95 treesize of output 73 [2018-11-18 16:04:51,323 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 [2018-11-18 16:04:51,324 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,404 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:04:51,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 95 treesize of output 114 [2018-11-18 16:04:51,427 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:04:51,427 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:04:51,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 105 treesize of output 107 [2018-11-18 16:04:51,428 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,451 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:04:51,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 106 treesize of output 96 [2018-11-18 16:04:51,458 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:04:51,459 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 39 [2018-11-18 16:04:51,460 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,464 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,469 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,470 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:04:51,471 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:04:51,474 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:04:51,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 90 [2018-11-18 16:04:51,478 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:04:51,478 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 25 treesize of output 20 [2018-11-18 16:04:51,479 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 61 [2018-11-18 16:04:51,495 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 3 [2018-11-18 16:04:51,496 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,500 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 [2018-11-18 16:04:51,501 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,503 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,506 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,514 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:04:51,537 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 33 treesize of output 27 [2018-11-18 16:04:51,557 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 9 treesize of output 8 [2018-11-18 16:04:51,557 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,563 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 8 treesize of output 6 [2018-11-18 16:04:51,565 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 6 treesize of output 1 [2018-11-18 16:04:51,565 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,566 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,570 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:04:51,586 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-11-18 16:04:51,586 INFO L202 ElimStorePlain]: Needed 30 recursive calls to eliminate 6 variables, input treesize:191, output treesize:25 [2018-11-18 16:04:51,712 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2018-11-18 16:04:52,064 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 13 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:04:52,079 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 16:04:52,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 21] total 47 [2018-11-18 16:04:52,079 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 16:04:52,079 INFO L459 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-11-18 16:04:52,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-11-18 16:04:52,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=2011, Unknown=3, NotChecked=0, Total=2162 [2018-11-18 16:04:52,080 INFO L87 Difference]: Start difference. First operand 54 states and 59 transitions. Second operand 32 states. [2018-11-18 16:05:01,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:05:01,966 INFO L93 Difference]: Finished difference Result 115 states and 130 transitions. [2018-11-18 16:05:01,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 16:05:01,967 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 61 [2018-11-18 16:05:01,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:05:01,969 INFO L225 Difference]: With dead ends: 115 [2018-11-18 16:05:01,969 INFO L226 Difference]: Without dead ends: 87 [2018-11-18 16:05:01,970 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 91 SyntacticMatches, 6 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 793 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=423, Invalid=4130, Unknown=3, NotChecked=0, Total=4556 [2018-11-18 16:05:01,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-11-18 16:05:01,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 76. [2018-11-18 16:05:01,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2018-11-18 16:05:01,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions. [2018-11-18 16:05:01,980 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 61 [2018-11-18 16:05:01,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:05:01,981 INFO L480 AbstractCegarLoop]: Abstraction has 76 states and 86 transitions. [2018-11-18 16:05:01,981 INFO L481 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-11-18 16:05:01,981 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2018-11-18 16:05:01,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 16:05:01,982 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:05:01,982 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:05:01,982 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:05:01,983 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:05:01,983 INFO L82 PathProgramCache]: Analyzing trace with hash 1843516245, now seen corresponding path program 2 times [2018-11-18 16:05:01,983 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:05:01,987 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:05:01,987 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:05:01,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:05:01,988 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:05:02,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:05:03,029 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 27 [2018-11-18 16:05:03,356 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 68 [2018-11-18 16:05:03,571 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 16:05:03,571 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:05:03,571 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:05:03,571 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-18 16:05:03,571 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-18 16:05:03,571 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:05:03,572 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:05:03,578 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-18 16:05:03,578 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST2 (IT: FPandBP) [2018-11-18 16:05:03,769 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-11-18 16:05:03,770 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 16:05:03,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:05:03,776 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 [2018-11-18 16:05:03,776 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:03,806 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:03,806 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-18 16:05:03,892 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 18 treesize of output 15 [2018-11-18 16:05:03,894 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:05:03,900 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:03,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 27 [2018-11-18 16:05:03,901 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:03,907 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:03,911 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:03,926 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 18 treesize of output 15 [2018-11-18 16:05:03,928 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:05:03,930 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:03,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 27 [2018-11-18 16:05:03,931 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:03,935 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:03,938 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:03,948 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:03,948 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:62, output treesize:62 [2018-11-18 16:05:04,266 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-18 16:05:04,281 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-18 16:05:04,281 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:70, output treesize:64 [2018-11-18 16:05:04,345 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:04,348 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 37 treesize of output 38 [2018-11-18 16:05:04,350 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:05:04,355 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:04,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 27 [2018-11-18 16:05:04,357 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:04,362 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:04,368 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:04,387 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:04,390 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 37 treesize of output 50 [2018-11-18 16:05:04,392 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:05:04,397 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:04,397 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:04,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 36 [2018-11-18 16:05:04,398 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:04,403 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:04,409 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:04,426 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. [2018-11-18 16:05:04,426 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:100, output treesize:112 [2018-11-18 16:05:04,491 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:04,494 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:04,494 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 130 [2018-11-18 16:05:04,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 34 treesize of output 41 [2018-11-18 16:05:04,499 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:04,512 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:04,530 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:04,532 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:04,533 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 68 treesize of output 58 [2018-11-18 16:05:04,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 30 treesize of output 30 [2018-11-18 16:05:04,548 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:04,659 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:04,832 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. [2018-11-18 16:05:04,832 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:162, output treesize:116 [2018-11-18 16:05:05,156 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:05,157 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:05,158 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:05,159 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 26 treesize of output 29 [2018-11-18 16:05:05,159 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:05,177 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:05,177 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:124, output treesize:110 [2018-11-18 16:05:05,238 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:05,241 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 79 treesize of output 87 [2018-11-18 16:05:05,243 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 8 treesize of output 7 [2018-11-18 16:05:05,244 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:05,255 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:05,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 73 [2018-11-18 16:05:05,314 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 [2018-11-18 16:05:05,314 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:05,324 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:05,340 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:05,341 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:111, output treesize:144 [2018-11-18 16:05:05,681 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-18 16:05:05,682 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:05,685 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:05,685 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:475, output treesize:1 [2018-11-18 16:05:05,700 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 28 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 16:05:05,700 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:05:06,554 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2018-11-18 16:05:06,777 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2018-11-18 16:05:06,957 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:06,963 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 281 [2018-11-18 16:05:07,017 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:05:07,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:05:07,021 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,028 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,042 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,048 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 238 treesize of output 209 [2018-11-18 16:05:07,051 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:05:07,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:05:07,055 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,062 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,082 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,084 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,085 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,085 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 199 [2018-11-18 16:05:07,166 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 22 treesize of output 17 [2018-11-18 16:05:07,166 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,215 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,221 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,222 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,224 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,225 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 171 treesize of output 225 [2018-11-18 16:05:07,267 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-18 16:05:07,267 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,434 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,435 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:07,436 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 164 treesize of output 166 [2018-11-18 16:05:07,437 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,494 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,495 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:07,496 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,497 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 50 treesize of output 55 [2018-11-18 16:05:07,497 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,564 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,565 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 157 [2018-11-18 16:05:07,578 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-18 16:05:07,579 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,602 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,603 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 13 treesize of output 3 [2018-11-18 16:05:07,603 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,608 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,639 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,639 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 39 [2018-11-18 16:05:07,644 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,646 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,653 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 28 [2018-11-18 16:05:07,654 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-18 16:05:07,663 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,663 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 3 [2018-11-18 16:05:07,664 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,711 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,756 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, 5 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:05:07,777 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:05:07,795 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:05:07,813 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:05:07,839 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,844 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 101 [2018-11-18 16:05:07,865 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:05:07,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:05:07,867 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,870 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,879 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,882 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 66 [2018-11-18 16:05:07,884 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:05:07,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:05:07,886 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,890 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:07,907 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:07,955 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:05:07,959 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 59 [2018-11-18 16:05:08,014 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 22 treesize of output 17 [2018-11-18 16:05:08,015 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:08,030 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:05:08,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 36 [2018-11-18 16:05:08,036 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 21 treesize of output 6 [2018-11-18 16:05:08,036 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-11-18 16:05:08,039 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:08,041 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:08,042 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:08,045 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:05:08,055 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 2 xjuncts. [2018-11-18 16:05:08,056 INFO L202 ElimStorePlain]: Needed 29 recursive calls to eliminate 8 variables, input treesize:1003, output treesize:49 [2018-11-18 16:05:08,175 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2018-11-18 16:05:12,932 WARN L180 SmtUtils]: Spent 4.13 s on a formula simplification. DAG size of input: 100 DAG size of output: 74 [2018-11-18 16:05:12,934 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-11-18 16:05:12,936 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-11-18 16:05:17,025 WARN L180 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 74 [2018-11-18 16:05:17,027 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-11-18 16:05:17,029 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-11-18 16:05:17,036 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-11-18 16:05:19,629 WARN L180 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 74 [2018-11-18 16:05:19,631 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-11-18 16:05:30,467 WARN L180 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 84 [2018-11-18 16:05:30,469 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-11-18 16:06:10,085 WARN L180 SmtUtils]: Spent 6.70 s on a formula simplification that was a NOOP. DAG size: 93 [2018-11-18 16:06:10,087 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-11-18 16:06:10,090 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 27 [2018-11-18 16:06:12,832 WARN L180 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 130 [2018-11-18 16:06:12,834 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 27 [2018-11-18 16:06:12,842 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 27 [2018-11-18 16:06:15,687 WARN L180 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 130 [2018-11-18 16:06:15,690 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 27 [2018-11-18 16:06:15,700 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 27 [2018-11-18 16:06:19,045 WARN L180 SmtUtils]: Spent 3.34 s on a formula simplification. DAG size of input: 280 DAG size of output: 152 [2018-11-18 16:06:19,054 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 555 treesize of output 435 [2018-11-18 16:06:19,255 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:06:19,256 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.doElimOneRec(ElimStorePlain.java:223) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) 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:214) 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:434) 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) [2018-11-18 16:06:19,259 INFO L168 Benchmark]: Toolchain (without parser) took 98195.84 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 351.3 MB). Free memory was 951.1 MB in the beginning and 938.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 363.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:06:19,259 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:06:19,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 482.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -187.8 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:06:19,262 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.99 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: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:06:19,263 INFO L168 Benchmark]: Boogie Preprocessor took 29.34 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: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:06:19,263 INFO L168 Benchmark]: RCFGBuilder took 326.74 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: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:06:19,263 INFO L168 Benchmark]: TraceAbstraction took 97331.67 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 196.6 MB). Free memory was 1.1 GB in the beginning and 938.5 MB in the end (delta: 170.6 MB). Peak memory consumption was 367.2 MB. Max. memory is 11.5 GB. [2018-11-18 16:06:19,265 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 482.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -187.8 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.99 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: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.34 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: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 326.74 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: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 97331.67 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 196.6 MB). Free memory was 1.1 GB in the beginning and 938.5 MB in the end (delta: 170.6 MB). Peak memory consumption was 367.2 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 0.1.23-5842f4b [2018-11-18 16:06:20,894 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:06:20,895 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:06:20,904 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:06:20,904 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:06:20,905 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:06:20,906 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:06:20,908 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:06:20,909 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:06:20,909 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:06:20,910 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:06:20,910 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:06:20,911 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:06:20,912 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:06:20,913 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:06:20,913 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:06:20,914 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:06:20,916 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:06:20,917 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:06:20,918 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:06:20,919 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:06:20,920 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:06:20,922 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:06:20,922 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:06:20,923 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:06:20,923 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:06:20,924 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:06:20,924 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:06:20,925 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:06:20,926 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:06:20,926 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:06:20,927 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:06:20,927 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:06:20,928 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:06:20,929 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:06:20,929 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:06:20,929 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 16:06:20,952 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:06:20,957 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:06:20,958 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:06:20,958 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 16:06:20,958 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 16:06:20,958 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 16:06:20,958 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 16:06:20,959 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 16:06:20,959 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 16:06:20,959 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 16:06:20,959 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:06:20,960 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:06:20,960 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:06:20,960 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:06:20,960 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:06:20,960 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:06:20,960 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:06:20,961 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 16:06:20,961 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 16:06:20,961 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:06:20,961 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:06:20,961 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:06:20,961 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:06:20,962 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:06:20,962 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:06:20,962 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:06:20,962 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:06:20,962 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:06:20,962 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:06:20,962 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:06:20,963 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:06:20,967 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 16:06:20,968 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:06:20,968 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 16:06:20,968 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 16:06:20,968 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_6407c818-30b4-41cd-b136-be2ce66044fc/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 -> d6e7e372a1f26ff065d3134cd673b5accff554b5 [2018-11-18 16:06:21,021 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:06:21,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:06:21,035 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:06:21,036 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:06:21,037 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:06:21,038 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/../../sv-benchmarks/c/list-simple/dll2n_remove_all_reverse_true-unreach-call_true-valid-memsafety.i [2018-11-18 16:06:21,088 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/data/5fdaa34d0/6a604f58090548d59d82abdfbb3eda87/FLAG8858035ac [2018-11-18 16:06:21,474 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:06:21,474 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/sv-benchmarks/c/list-simple/dll2n_remove_all_reverse_true-unreach-call_true-valid-memsafety.i [2018-11-18 16:06:21,483 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/data/5fdaa34d0/6a604f58090548d59d82abdfbb3eda87/FLAG8858035ac [2018-11-18 16:06:21,492 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/data/5fdaa34d0/6a604f58090548d59d82abdfbb3eda87 [2018-11-18 16:06:21,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:06:21,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:06:21,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:06:21,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:06:21,499 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:06:21,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:06:21" (1/1) ... [2018-11-18 16:06:21,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@314b3c71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:06:21, skipping insertion in model container [2018-11-18 16:06:21,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:06:21" (1/1) ... [2018-11-18 16:06:21,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:06:21,544 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:06:21,799 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:06:21,813 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:06:21,867 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:06:21,915 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:06:21,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:06:21 WrapperNode [2018-11-18 16:06:21,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:06:21,916 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:06:21,917 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:06:21,917 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:06:21,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:06:21" (1/1) ... [2018-11-18 16:06:21,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:06:21" (1/1) ... [2018-11-18 16:06:21,992 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:06:21,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:06:21,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:06:21,993 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:06:21,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:06:21" (1/1) ... [2018-11-18 16:06:21,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:06:21" (1/1) ... [2018-11-18 16:06:22,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:06:21" (1/1) ... [2018-11-18 16:06:22,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:06:21" (1/1) ... [2018-11-18 16:06:22,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:06:21" (1/1) ... [2018-11-18 16:06:22,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:06:21" (1/1) ... [2018-11-18 16:06:22,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:06:21" (1/1) ... [2018-11-18 16:06:22,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:06:22,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:06:22,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:06:22,021 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:06:22,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:06:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:06:22,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:06:22,063 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 16:06:22,063 INFO L138 BoogieDeclarations]: Found implementation of procedure exit [2018-11-18 16:06:22,063 INFO L130 BoogieDeclarations]: Found specification of procedure dll_remove_last [2018-11-18 16:06:22,063 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_remove_last [2018-11-18 16:06:22,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:06:22,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:06:22,064 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:06:22,064 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:06:22,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:06:22,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:06:22,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:06:22,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 16:06:22,064 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2018-11-18 16:06:22,065 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2018-11-18 16:06:22,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:06:22,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:06:22,346 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:06:22,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:06:22 BoogieIcfgContainer [2018-11-18 16:06:22,347 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:06:22,348 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:06:22,348 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:06:22,350 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:06:22,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:06:21" (1/3) ... [2018-11-18 16:06:22,351 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65dd7fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:06:22, skipping insertion in model container [2018-11-18 16:06:22,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:06:21" (2/3) ... [2018-11-18 16:06:22,351 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65dd7fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:06:22, skipping insertion in model container [2018-11-18 16:06:22,352 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:06:22" (3/3) ... [2018-11-18 16:06:22,353 INFO L112 eAbstractionObserver]: Analyzing ICFG dll2n_remove_all_reverse_true-unreach-call_true-valid-memsafety.i [2018-11-18 16:06:22,360 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:06:22,365 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:06:22,375 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:06:22,397 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:06:22,398 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:06:22,398 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:06:22,398 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:06:22,398 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:06:22,398 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:06:22,398 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:06:22,398 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:06:22,398 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:06:22,409 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states. [2018-11-18 16:06:22,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 16:06:22,413 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:06:22,413 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:06:22,415 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:06:22,418 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:06:22,418 INFO L82 PathProgramCache]: Analyzing trace with hash 986064927, now seen corresponding path program 1 times [2018-11-18 16:06:22,421 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 16:06:22,422 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:06:22,455 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:06:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:06:22,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:06:22,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:06:22,530 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 [2018-11-18 16:06:22,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:06:22,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:06:22,536 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:06:22,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:06:22,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:06:22,545 INFO L87 Difference]: Start difference. First operand 41 states. Second operand 2 states. [2018-11-18 16:06:22,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:06:22,564 INFO L93 Difference]: Finished difference Result 65 states and 79 transitions. [2018-11-18 16:06:22,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:06:22,566 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-11-18 16:06:22,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:06:22,573 INFO L225 Difference]: With dead ends: 65 [2018-11-18 16:06:22,573 INFO L226 Difference]: Without dead ends: 34 [2018-11-18 16:06:22,576 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:06:22,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2018-11-18 16:06:22,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2018-11-18 16:06:22,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-11-18 16:06:22,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 38 transitions. [2018-11-18 16:06:22,605 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 38 transitions. Word has length 17 [2018-11-18 16:06:22,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:06:22,606 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 38 transitions. [2018-11-18 16:06:22,606 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:06:22,606 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2018-11-18 16:06:22,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 16:06:22,607 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:06:22,607 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:06:22,607 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:06:22,608 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:06:22,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1144118707, now seen corresponding path program 1 times [2018-11-18 16:06:22,608 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 16:06:22,608 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:06:22,636 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:06:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:06:22,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:06:22,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:06:22,741 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 16:06:22,742 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:06:22,743 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:06:22,744 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:06:22,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:06:22,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:06:22,745 INFO L87 Difference]: Start difference. First operand 34 states and 38 transitions. Second operand 5 states. [2018-11-18 16:06:22,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:06:22,850 INFO L93 Difference]: Finished difference Result 60 states and 68 transitions. [2018-11-18 16:06:22,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:06:22,851 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2018-11-18 16:06:22,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:06:22,852 INFO L225 Difference]: With dead ends: 60 [2018-11-18 16:06:22,852 INFO L226 Difference]: Without dead ends: 40 [2018-11-18 16:06:22,853 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:06:22,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-11-18 16:06:22,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 36. [2018-11-18 16:06:22,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2018-11-18 16:06:22,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 40 transitions. [2018-11-18 16:06:22,858 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 40 transitions. Word has length 19 [2018-11-18 16:06:22,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:06:22,858 INFO L480 AbstractCegarLoop]: Abstraction has 36 states and 40 transitions. [2018-11-18 16:06:22,858 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:06:22,858 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2018-11-18 16:06:22,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 16:06:22,859 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:06:22,859 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:06:22,859 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:06:22,859 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:06:22,859 INFO L82 PathProgramCache]: Analyzing trace with hash -623464063, now seen corresponding path program 1 times [2018-11-18 16:06:22,860 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 16:06:22,860 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/cvc4nyu Starting monitored process 4 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 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 16:06:22,878 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:06:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:06:22,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:06:22,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:06:22,915 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 16:06:22,916 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:06:22,916 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:06:22,916 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:06:22,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:06:22,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:06:22,917 INFO L87 Difference]: Start difference. First operand 36 states and 40 transitions. Second operand 3 states. [2018-11-18 16:06:22,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:06:22,994 INFO L93 Difference]: Finished difference Result 66 states and 75 transitions. [2018-11-18 16:06:22,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:06:22,994 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2018-11-18 16:06:22,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:06:22,996 INFO L225 Difference]: With dead ends: 66 [2018-11-18 16:06:22,996 INFO L226 Difference]: Without dead ends: 40 [2018-11-18 16:06:22,997 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:06:22,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-11-18 16:06:23,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 39. [2018-11-18 16:06:23,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-18 16:06:23,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 43 transitions. [2018-11-18 16:06:23,002 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 43 transitions. Word has length 25 [2018-11-18 16:06:23,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:06:23,003 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 43 transitions. [2018-11-18 16:06:23,003 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:06:23,004 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2018-11-18 16:06:23,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 16:06:23,004 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:06:23,004 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:06:23,005 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:06:23,005 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:06:23,005 INFO L82 PathProgramCache]: Analyzing trace with hash -1210270077, now seen corresponding path program 1 times [2018-11-18 16:06:23,005 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 16:06:23,005 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:06:23,029 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:06:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:06:23,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:06:23,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:06:23,192 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:06:23,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:06:23,344 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:06:23,344 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:06:23,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:06:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:06:23,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:06:23,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 16:06:23,439 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 16:06:23,455 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 16:06:23,456 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 10 [2018-11-18 16:06:23,456 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 16:06:23,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 16:06:23,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:06:23,457 INFO L87 Difference]: Start difference. First operand 39 states and 43 transitions. Second operand 10 states. [2018-11-18 16:06:23,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:06:23,731 INFO L93 Difference]: Finished difference Result 70 states and 80 transitions. [2018-11-18 16:06:23,732 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 16:06:23,732 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 25 [2018-11-18 16:06:23,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:06:23,733 INFO L225 Difference]: With dead ends: 70 [2018-11-18 16:06:23,733 INFO L226 Difference]: Without dead ends: 50 [2018-11-18 16:06:23,734 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2018-11-18 16:06:23,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-18 16:06:23,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 44. [2018-11-18 16:06:23,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-11-18 16:06:23,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 48 transitions. [2018-11-18 16:06:23,742 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 48 transitions. Word has length 25 [2018-11-18 16:06:23,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:06:23,742 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 48 transitions. [2018-11-18 16:06:23,742 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 16:06:23,742 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2018-11-18 16:06:23,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 16:06:23,743 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:06:23,743 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 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] [2018-11-18 16:06:23,744 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:06:23,744 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:06:23,744 INFO L82 PathProgramCache]: Analyzing trace with hash 778272119, now seen corresponding path program 1 times [2018-11-18 16:06:23,745 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 16:06:23,745 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:06:23,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:06:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:06:23,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:06:23,918 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 16:06:23,919 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:06:24,037 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 16:06:24,047 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:06:24,047 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:06:24,062 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:06:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:06:24,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:06:24,164 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 [2018-11-18 16:06:24,166 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 [2018-11-18 16:06:24,167 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:24,170 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:24,180 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 [2018-11-18 16:06:24,182 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 [2018-11-18 16:06:24,183 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:24,186 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:24,191 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:24,191 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:23, output treesize:15 [2018-11-18 16:06:24,265 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 15 treesize of output 11 [2018-11-18 16:06:24,268 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 [2018-11-18 16:06:24,269 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:24,271 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:24,281 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 [2018-11-18 16:06:24,286 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 [2018-11-18 16:06:24,286 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:24,289 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:24,292 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:24,292 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-11-18 16:06:24,311 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 16:06:24,311 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 16:06:24,327 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 16:06:24,327 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [5, 5] total 12 [2018-11-18 16:06:24,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 16:06:24,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 16:06:24,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-11-18 16:06:24,328 INFO L87 Difference]: Start difference. First operand 44 states and 48 transitions. Second operand 12 states. [2018-11-18 16:06:24,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:06:24,859 INFO L93 Difference]: Finished difference Result 73 states and 87 transitions. [2018-11-18 16:06:24,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-18 16:06:24,860 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 39 [2018-11-18 16:06:24,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:06:24,861 INFO L225 Difference]: With dead ends: 73 [2018-11-18 16:06:24,861 INFO L226 Difference]: Without dead ends: 50 [2018-11-18 16:06:24,862 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=92, Invalid=328, Unknown=0, NotChecked=0, Total=420 [2018-11-18 16:06:24,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-18 16:06:24,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2018-11-18 16:06:24,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-18 16:06:24,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 52 transitions. [2018-11-18 16:06:24,868 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 52 transitions. Word has length 39 [2018-11-18 16:06:24,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:06:24,868 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 52 transitions. [2018-11-18 16:06:24,868 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 16:06:24,868 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 52 transitions. [2018-11-18 16:06:24,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 16:06:24,870 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:06:24,870 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:06:24,871 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:06:24,871 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:06:24,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1524815989, now seen corresponding path program 1 times [2018-11-18 16:06:24,871 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 16:06:24,871 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/cvc4nyu Starting monitored process 9 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 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 16:06:24,887 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:06:24,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:06:24,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:06:25,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 52 [2018-11-18 16:06:25,079 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 32 [2018-11-18 16:06:25,080 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-18 16:06:25,125 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2018-11-18 16:06:25,126 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 16:06:25,192 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 41 treesize of output 22 [2018-11-18 16:06:25,193 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,239 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-18 16:06:25,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-11-18 16:06:25,333 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-11-18 16:06:25,334 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 16:06:25,346 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 7 treesize of output 1 [2018-11-18 16:06:25,346 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,362 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 30 [2018-11-18 16:06:25,393 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-11-18 16:06:25,394 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 16:06:25,439 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 22 treesize of output 15 [2018-11-18 16:06:25,439 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,469 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:25,472 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-11-18 16:06:25,473 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,479 INFO L267 ElimStorePlain]: Start of recursive call 9: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 22 [2018-11-18 16:06:25,498 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 18 treesize of output 9 [2018-11-18 16:06:25,499 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 18 [2018-11-18 16:06:25,547 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,551 INFO L267 ElimStorePlain]: Start of recursive call 13: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 47 [2018-11-18 16:06:25,592 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 37 [2018-11-18 16:06:25,593 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 16:06:25,629 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 37 treesize of output 26 [2018-11-18 16:06:25,629 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,669 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 31 [2018-11-18 16:06:25,671 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-18 16:06:25,709 INFO L267 ElimStorePlain]: Start of recursive call 16: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-18 16:06:25,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 23 [2018-11-18 16:06:25,755 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 7 treesize of output 1 [2018-11-18 16:06:25,756 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,762 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2018-11-18 16:06:25,762 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,763 INFO L267 ElimStorePlain]: Start of recursive call 20: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 27 [2018-11-18 16:06:25,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2018-11-18 16:06:25,809 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,826 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 14 treesize of output 9 [2018-11-18 16:06:25,827 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,839 INFO L267 ElimStorePlain]: Start of recursive call 23: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 25 [2018-11-18 16:06:25,866 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 18 treesize of output 11 [2018-11-18 16:06:25,866 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,883 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2018-11-18 16:06:25,884 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,889 INFO L267 ElimStorePlain]: Start of recursive call 26: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:25,894 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:06:25,894 INFO L202 ElimStorePlain]: Needed 28 recursive calls to eliminate 8 variables, input treesize:107, output treesize:9 [2018-11-18 16:06:25,907 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 16:06:25,907 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 16:06:25,913 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:06:25,913 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:06:25,913 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:06:25,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:06:25,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=12, Unknown=1, NotChecked=0, Total=20 [2018-11-18 16:06:25,914 INFO L87 Difference]: Start difference. First operand 48 states and 52 transitions. Second operand 5 states. [2018-11-18 16:06:26,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:06:26,164 INFO L93 Difference]: Finished difference Result 70 states and 78 transitions. [2018-11-18 16:06:26,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:06:26,164 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2018-11-18 16:06:26,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:06:26,165 INFO L225 Difference]: With dead ends: 70 [2018-11-18 16:06:26,165 INFO L226 Difference]: Without dead ends: 51 [2018-11-18 16:06:26,166 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=18, Unknown=1, NotChecked=0, Total=30 [2018-11-18 16:06:26,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-11-18 16:06:26,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2018-11-18 16:06:26,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-11-18 16:06:26,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions. [2018-11-18 16:06:26,172 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 55 transitions. Word has length 55 [2018-11-18 16:06:26,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:06:26,172 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 55 transitions. [2018-11-18 16:06:26,172 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:06:26,172 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2018-11-18 16:06:26,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 16:06:26,173 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:06:26,176 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:06:26,176 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:06:26,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:06:26,177 INFO L82 PathProgramCache]: Analyzing trace with hash -2008853449, now seen corresponding path program 1 times [2018-11-18 16:06:26,177 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 16:06:26,177 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:06:26,193 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:06:26,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:06:26,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:06:26,463 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 [2018-11-18 16:06:26,465 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 [2018-11-18 16:06:26,466 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:26,468 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:26,479 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 [2018-11-18 16:06:26,482 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-11-18 16:06:26,482 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:26,484 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:26,490 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:26,490 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:26, output treesize:11 [2018-11-18 16:06:26,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 58 [2018-11-18 16:06:26,808 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:26,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 41 treesize of output 56 [2018-11-18 16:06:26,811 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:26,846 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 44 treesize of output 43 [2018-11-18 16:06:26,847 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:26,863 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:26,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 62 [2018-11-18 16:06:26,913 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 51 treesize of output 50 [2018-11-18 16:06:26,913 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:26,969 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:26,983 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:26,983 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:61, output treesize:45 [2018-11-18 16:06:27,271 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:06:27,271 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:06:27,384 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-11-18 16:06:36,828 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 95 treesize of output 73 [2018-11-18 16:06:36,924 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 9 treesize of output 8 [2018-11-18 16:06:36,924 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:36,968 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:36,974 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:36,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 83 [2018-11-18 16:06:37,019 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:37,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 25 treesize of output 18 [2018-11-18 16:06:37,021 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,163 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:37,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 59 [2018-11-18 16:06:37,171 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 3 [2018-11-18 16:06:37,171 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,180 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 6 treesize of output 1 [2018-11-18 16:06:37,180 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,182 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,190 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,200 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:37,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 95 treesize of output 106 [2018-11-18 16:06:37,306 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:37,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2018-11-18 16:06:37,309 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,346 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:37,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 62 [2018-11-18 16:06:37,376 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 53 treesize of output 45 [2018-11-18 16:06:37,377 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,413 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 7 [2018-11-18 16:06:37,413 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,435 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 39 [2018-11-18 16:06:37,435 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,440 INFO L267 ElimStorePlain]: Start of recursive call 11: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,444 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,468 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:06:37,526 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 33 treesize of output 27 [2018-11-18 16:06:37,563 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 9 treesize of output 8 [2018-11-18 16:06:37,563 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,577 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 8 treesize of output 6 [2018-11-18 16:06:37,579 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 6 treesize of output 1 [2018-11-18 16:06:37,579 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,582 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,592 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,682 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 95 treesize of output 73 [2018-11-18 16:06:37,772 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 [2018-11-18 16:06:37,772 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:37,814 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:37,825 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:37,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 79 treesize of output 156 [2018-11-18 16:06:37,873 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:37,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 112 treesize of output 105 [2018-11-18 16:06:37,875 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,235 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:38,237 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:38,240 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:38,240 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 70 treesize of output 81 [2018-11-18 16:06:38,241 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 56 [2018-11-18 16:06:38,344 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2018-11-18 16:06:38,345 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,360 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 6 treesize of output 1 [2018-11-18 16:06:38,360 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,371 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,443 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 62 treesize of output 56 [2018-11-18 16:06:38,447 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-11-18 16:06:38,447 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,468 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,533 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:06:38,557 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:38,559 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:38,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 131 [2018-11-18 16:06:38,626 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:38,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2018-11-18 16:06:38,630 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,664 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:38,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 49 [2018-11-18 16:06:38,674 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2018-11-18 16:06:38,675 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,690 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 6 treesize of output 1 [2018-11-18 16:06:38,690 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,695 INFO L267 ElimStorePlain]: Start of recursive call 31: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,701 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,723 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:06:38,790 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 33 treesize of output 27 [2018-11-18 16:06:38,833 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 9 treesize of output 8 [2018-11-18 16:06:38,834 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,855 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 8 treesize of output 6 [2018-11-18 16:06:38,858 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 6 treesize of output 1 [2018-11-18 16:06:38,858 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,861 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,871 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,877 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 44 treesize of output 37 [2018-11-18 16:06:38,922 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 9 treesize of output 8 [2018-11-18 16:06:38,922 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,936 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 8 treesize of output 6 [2018-11-18 16:06:38,938 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 6 treesize of output 1 [2018-11-18 16:06:38,938 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,940 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,949 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:38,984 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-11-18 16:06:38,984 INFO L202 ElimStorePlain]: Needed 41 recursive calls to eliminate 6 variables, input treesize:191, output treesize:43 [2018-11-18 16:06:39,318 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 13 proven. 20 refuted. 3 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 16:06:39,320 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:06:39,320 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:06:39,327 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:06:39,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:06:39,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:06:39,375 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 [2018-11-18 16:06:39,375 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:39,377 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:39,377 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-11-18 16:06:41,512 WARN L854 $PredicateComparison]: unable to prove that (exists ((|dll_create_#t~malloc3.base| (_ BitVec 32))) (and (= |c_#valid| (store |c_old(#valid)| |dll_create_#t~malloc3.base| (_ bv1 1))) (= (select |c_old(#valid)| |dll_create_#t~malloc3.base|) (_ bv0 1)))) is different from true [2018-11-18 16:06:41,773 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:41,803 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:41,819 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:41,820 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 16 treesize of output 13 [2018-11-18 16:06:41,820 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:41,913 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:41,913 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:22, output treesize:8 [2018-11-18 16:06:42,034 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 11 treesize of output 8 [2018-11-18 16:06:42,037 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 8 treesize of output 7 [2018-11-18 16:06:42,037 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:42,040 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:42,053 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 11 treesize of output 8 [2018-11-18 16:06:42,055 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 [2018-11-18 16:06:42,055 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:42,057 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:42,063 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:42,063 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:27, output treesize:16 [2018-11-18 16:06:42,184 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 58 treesize of output 59 [2018-11-18 16:06:42,192 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 18 treesize of output 17 [2018-11-18 16:06:42,192 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:42,232 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:42,253 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 47 [2018-11-18 16:06:42,256 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 18 treesize of output 17 [2018-11-18 16:06:42,257 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:42,265 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:42,275 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:42,275 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:66, output treesize:50 [2018-11-18 16:06:42,666 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 8 not checked. [2018-11-18 16:06:42,666 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:06:43,609 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 95 treesize of output 73 [2018-11-18 16:06:43,711 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2018-11-18 16:06:43,720 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 [2018-11-18 16:06:43,720 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:43,799 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:43,853 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 95 treesize of output 106 [2018-11-18 16:06:43,866 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:43,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2018-11-18 16:06:43,869 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:43,900 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:43,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 62 [2018-11-18 16:06:43,920 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 53 treesize of output 45 [2018-11-18 16:06:43,920 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:43,950 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 39 [2018-11-18 16:06:43,951 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:43,958 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:43,962 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:43,970 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:43,974 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:43,994 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:43,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 90 [2018-11-18 16:06:44,008 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:44,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 25 treesize of output 18 [2018-11-18 16:06:44,009 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:44,030 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:44,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 64 [2018-11-18 16:06:44,037 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 3 [2018-11-18 16:06:44,037 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:44,044 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 6 treesize of output 1 [2018-11-18 16:06:44,045 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:44,046 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:44,053 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:44,095 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:06:44,187 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 95 treesize of output 73 [2018-11-18 16:06:44,292 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 [2018-11-18 16:06:44,292 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:44,339 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:44,342 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:44,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 131 [2018-11-18 16:06:44,416 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:44,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2018-11-18 16:06:44,419 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:44,451 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:44,455 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:44,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 86 [2018-11-18 16:06:44,467 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2018-11-18 16:06:44,468 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:44,492 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 6 treesize of output 1 [2018-11-18 16:06:44,492 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:44,495 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:44,499 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:44,518 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:44,532 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:44,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 79 treesize of output 156 [2018-11-18 16:06:44,581 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:44,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 112 treesize of output 105 [2018-11-18 16:06:44,582 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:45,143 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:45,145 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:06:45,147 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:45,148 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 74 treesize of output 85 [2018-11-18 16:06:45,148 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:45,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 60 [2018-11-18 16:06:45,247 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-11-18 16:06:45,248 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:45,265 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:45,365 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:45,380 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:45,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 98 [2018-11-18 16:06:47,476 WARN L180 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 38 DAG size of output: 24 [2018-11-18 16:06:47,483 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:06:47,487 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 7 [2018-11-18 16:06:47,488 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:47,502 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:47,540 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:47,557 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:06:47,619 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 33 treesize of output 27 [2018-11-18 16:06:47,658 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 9 treesize of output 8 [2018-11-18 16:06:47,658 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:47,672 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 8 treesize of output 6 [2018-11-18 16:06:47,674 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 6 treesize of output 1 [2018-11-18 16:06:47,675 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:47,677 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:47,687 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:47,745 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 33 treesize of output 27 [2018-11-18 16:06:47,782 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 9 treesize of output 8 [2018-11-18 16:06:47,782 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:47,796 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 8 treesize of output 6 [2018-11-18 16:06:47,799 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 6 treesize of output 1 [2018-11-18 16:06:47,800 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-11-18 16:06:47,801 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:47,811 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:06:47,846 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-11-18 16:06:47,846 INFO L202 ElimStorePlain]: Needed 35 recursive calls to eliminate 6 variables, input treesize:191, output treesize:25 [2018-11-18 16:06:48,201 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 16:06:48,201 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 18] total 38 [2018-11-18 16:06:48,201 INFO L459 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-11-18 16:06:48,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-11-18 16:06:48,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=1577, Unknown=4, NotChecked=80, Total=1806 [2018-11-18 16:06:48,202 INFO L87 Difference]: Start difference. First operand 51 states and 55 transitions. Second operand 38 states. [2018-11-18 16:06:49,634 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2018-11-18 16:06:50,450 WARN L180 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-11-18 16:06:59,348 WARN L180 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 17 [2018-11-18 16:07:16,114 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2018-11-18 16:07:20,849 WARN L180 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-11-18 16:07:22,397 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2018-11-18 16:07:25,175 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 19 [2018-11-18 16:07:28,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:07:28,229 INFO L93 Difference]: Finished difference Result 119 states and 136 transitions. [2018-11-18 16:07:28,231 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-18 16:07:28,231 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 61 [2018-11-18 16:07:28,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:07:28,233 INFO L225 Difference]: With dead ends: 119 [2018-11-18 16:07:28,233 INFO L226 Difference]: Without dead ends: 89 [2018-11-18 16:07:28,235 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 183 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1020 ImplicationChecksByTransitivity, 35.2s TimeCoverageRelationStatistics Valid=407, Invalid=4007, Unknown=12, NotChecked=130, Total=4556 [2018-11-18 16:07:28,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2018-11-18 16:07:28,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 64. [2018-11-18 16:07:28,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2018-11-18 16:07:28,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 72 transitions. [2018-11-18 16:07:28,243 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 72 transitions. Word has length 61 [2018-11-18 16:07:28,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:07:28,243 INFO L480 AbstractCegarLoop]: Abstraction has 64 states and 72 transitions. [2018-11-18 16:07:28,244 INFO L481 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-11-18 16:07:28,244 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2018-11-18 16:07:28,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 16:07:28,244 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:07:28,245 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:07:28,245 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:07:28,245 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:07:28,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1843516245, now seen corresponding path program 2 times [2018-11-18 16:07:28,245 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 16:07:28,245 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:07:28,258 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-18 16:07:28,458 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-18 16:07:28,458 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 16:07:28,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:07:28,515 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 [2018-11-18 16:07:28,515 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,528 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,529 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-18 16:07:28,569 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 18 treesize of output 15 [2018-11-18 16:07:28,573 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:07:28,577 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:28,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 27 [2018-11-18 16:07:28,579 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,587 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,593 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,619 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 18 treesize of output 15 [2018-11-18 16:07:28,621 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:07:28,624 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:28,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 27 [2018-11-18 16:07:28,625 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,630 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,634 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,648 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,648 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:51, output treesize:51 [2018-11-18 16:07:28,749 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:28,766 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 37 treesize of output 38 [2018-11-18 16:07:28,769 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:07:28,774 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:28,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 27 [2018-11-18 16:07:28,777 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,791 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,810 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,859 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:28,867 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 37 treesize of output 50 [2018-11-18 16:07:28,870 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:07:28,875 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:28,875 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:28,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 36 [2018-11-18 16:07:28,876 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,885 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,898 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,935 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:28,935 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:92, output treesize:104 [2018-11-18 16:07:29,030 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:29,038 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:29,039 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 68 treesize of output 58 [2018-11-18 16:07:29,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 30 treesize of output 30 [2018-11-18 16:07:29,043 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:29,058 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:29,101 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:29,105 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:29,107 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 107 [2018-11-18 16:07:29,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 34 treesize of output 41 [2018-11-18 16:07:29,116 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:29,143 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:29,175 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:29,175 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:154, output treesize:108 [2018-11-18 16:07:29,521 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:29,522 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:29,523 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:29,523 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 [2018-11-18 16:07:29,524 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:29,549 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:29,549 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:92 [2018-11-18 16:07:29,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 65 [2018-11-18 16:07:29,668 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 [2018-11-18 16:07:29,668 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:29,690 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:29,734 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:29,747 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 79 treesize of output 87 [2018-11-18 16:07:29,750 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 8 treesize of output 7 [2018-11-18 16:07:29,751 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:29,787 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:29,835 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:29,835 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:111, output treesize:148 [2018-11-18 16:07:30,813 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-18 16:07:30,813 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:30,822 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:30,822 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:593, output treesize:1 [2018-11-18 16:07:30,835 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 28 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 16:07:30,835 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:07:31,060 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2018-11-18 16:07:31,265 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-11-18 16:07:31,424 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-11-18 16:07:45,363 WARN L180 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 85 [2018-11-18 16:07:46,210 WARN L180 SmtUtils]: Spent 845.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-11-18 16:07:47,281 WARN L180 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 66 [2018-11-18 16:07:48,363 WARN L180 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 64 [2018-11-18 16:07:49,296 WARN L180 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 56 [2018-11-18 16:07:49,313 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:49,359 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 325 [2018-11-18 16:07:49,594 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2018-11-18 16:07:49,613 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:07:49,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:07:49,626 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:49,686 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:49,817 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:49,858 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 297 [2018-11-18 16:07:49,866 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:07:49,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:07:49,875 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:49,909 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:49,991 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:50,011 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:50,020 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 298 treesize of output 290 [2018-11-18 16:07:50,173 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 48 [2018-11-18 16:07:50,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 22 treesize of output 17 [2018-11-18 16:07:50,180 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:50,269 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:50,278 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2018-11-18 16:07:50,280 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:50,305 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:50,321 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:50,338 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:50,382 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:50,402 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 163 [2018-11-18 16:07:50,509 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:07:50,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:07:50,514 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:50,535 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:50,570 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:50,588 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 91 [2018-11-18 16:07:50,594 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:07:50,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:07:50,632 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:50,664 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:50,709 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:50,717 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:50,718 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:50,718 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 81 [2018-11-18 16:07:50,808 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 27 treesize of output 20 [2018-11-18 16:07:50,808 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:50,864 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:50,876 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:50,879 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:50,881 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:50,882 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:50,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 109 [2018-11-18 16:07:51,045 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 80 treesize of output 96 [2018-11-18 16:07:51,047 INFO L267 ElimStorePlain]: Start of recursive call 20: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-18 16:07:51,279 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 48 treesize of output 47 [2018-11-18 16:07:51,280 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:51,551 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:51,552 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:51,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 41 [2018-11-18 16:07:51,577 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 22 [2018-11-18 16:07:51,578 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:51,594 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:51,595 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 13 treesize of output 3 [2018-11-18 16:07:51,595 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:51,601 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:52,061 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,062 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,063 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46 [2018-11-18 16:07:52,075 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,095 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 32 [2018-11-18 16:07:52,097 INFO L267 ElimStorePlain]: Start of recursive call 26: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-18 16:07:52,122 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,123 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 3 [2018-11-18 16:07:52,123 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:52,130 INFO L267 ElimStorePlain]: Start of recursive call 25: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:52,133 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,135 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 52 [2018-11-18 16:07:52,152 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,158 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,195 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 21 treesize of output 47 [2018-11-18 16:07:52,200 INFO L267 ElimStorePlain]: Start of recursive call 29: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 10 xjuncts. [2018-11-18 16:07:52,291 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,293 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,294 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,301 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 1 case distinctions, treesize of input 19 treesize of output 18 [2018-11-18 16:07:52,301 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 2 xjuncts. [2018-11-18 16:07:52,333 INFO L267 ElimStorePlain]: Start of recursive call 28: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:07:52,336 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,337 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,337 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 51 [2018-11-18 16:07:52,367 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,377 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,446 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 23 treesize of output 49 [2018-11-18 16:07:52,451 INFO L267 ElimStorePlain]: Start of recursive call 32: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 10 xjuncts. [2018-11-18 16:07:52,487 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:52,488 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 3 [2018-11-18 16:07:52,488 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:52,496 INFO L267 ElimStorePlain]: Start of recursive call 31: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:52,527 INFO L267 ElimStorePlain]: Start of recursive call 19: 3 dim-1 vars, 5 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-11-18 16:07:52,544 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:07:52,559 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:07:52,573 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:07:52,594 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 2 xjuncts. [2018-11-18 16:07:52,594 INFO L202 ElimStorePlain]: Needed 33 recursive calls to eliminate 8 variables, input treesize:1003, output treesize:51 [2018-11-18 16:07:52,779 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:07:52,779 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:07:52,786 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-18 16:07:52,844 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-18 16:07:52,844 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 16:07:52,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:07:52,851 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 [2018-11-18 16:07:52,851 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:52,855 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:52,856 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-11-18 16:07:52,947 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 18 treesize of output 15 [2018-11-18 16:07:52,950 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:07:52,955 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:52,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 27 [2018-11-18 16:07:52,957 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:52,969 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:52,976 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,002 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 18 treesize of output 15 [2018-11-18 16:07:53,008 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:07:53,012 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:53,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 27 [2018-11-18 16:07:53,013 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,020 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,025 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,040 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,040 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:51, output treesize:51 [2018-11-18 16:07:53,050 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:53,070 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 37 treesize of output 38 [2018-11-18 16:07:53,074 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:07:53,082 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:53,082 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:53,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 36 [2018-11-18 16:07:53,083 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,098 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,118 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,173 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:53,185 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 37 treesize of output 38 [2018-11-18 16:07:53,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:07:53,193 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:53,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 27 [2018-11-18 16:07:53,196 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,204 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,259 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,300 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,301 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:92, output treesize:92 [2018-11-18 16:07:53,363 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:53,371 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:53,378 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 130 [2018-11-18 16:07:53,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 34 treesize of output 41 [2018-11-18 16:07:53,413 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,596 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,723 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:53,733 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:07:53,734 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 68 treesize of output 58 [2018-11-18 16:07:53,739 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 30 treesize of output 30 [2018-11-18 16:07:53,739 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,757 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,802 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,802 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:154, output treesize:108 [2018-11-18 16:07:53,871 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:53,873 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:53,876 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:53,877 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 24 treesize of output 25 [2018-11-18 16:07:53,877 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,917 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:53,917 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:115, output treesize:107 [2018-11-18 16:07:54,138 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 65 [2018-11-18 16:07:54,142 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 [2018-11-18 16:07:54,142 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:54,182 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:54,225 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:07:54,237 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 79 treesize of output 87 [2018-11-18 16:07:54,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2018-11-18 16:07:54,252 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:07:54,284 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:54,339 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:07:54,339 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:108, output treesize:145 [2018-11-18 16:07:54,873 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 28 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 16:07:54,873 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:07:57,265 WARN L180 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 85 [2018-11-18 16:07:57,977 WARN L180 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-11-18 16:07:59,041 WARN L180 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 66 [2018-11-18 16:08:00,011 WARN L180 SmtUtils]: Spent 969.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-11-18 16:08:01,186 WARN L180 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 188 DAG size of output: 56 [2018-11-18 16:08:01,198 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:01,237 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 325 [2018-11-18 16:08:01,443 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2018-11-18 16:08:01,459 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:08:01,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:08:01,475 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:01,511 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:01,613 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:01,648 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 297 [2018-11-18 16:08:01,656 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:08:01,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:08:01,665 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:01,714 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:01,800 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:01,824 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:08:01,825 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 298 treesize of output 290 [2018-11-18 16:08:01,972 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 48 [2018-11-18 16:08:01,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 22 treesize of output 17 [2018-11-18 16:08:01,978 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:02,052 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:02,063 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2018-11-18 16:08:02,065 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:02,094 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:02,104 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:02,116 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:02,174 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:02,192 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 163 [2018-11-18 16:08:02,302 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2018-11-18 16:08:02,308 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:08:02,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:08:02,313 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:02,338 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:02,366 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:02,380 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 91 [2018-11-18 16:08:02,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:08:02,393 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:08:02,393 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:02,431 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:02,469 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:02,475 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:02,476 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:02,477 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 81 [2018-11-18 16:08:02,564 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 22 treesize of output 17 [2018-11-18 16:08:02,565 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:02,587 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:02,596 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:02,599 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:02,604 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:02,607 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:02,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 53 treesize of output 107 [2018-11-18 16:08:02,771 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 78 treesize of output 90 [2018-11-18 16:08:02,772 INFO L267 ElimStorePlain]: Start of recursive call 20: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-18 16:08:03,135 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 50 treesize of output 45 [2018-11-18 16:08:03,135 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:03,343 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,344 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2018-11-18 16:08:03,366 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 26 [2018-11-18 16:08:03,367 INFO L267 ElimStorePlain]: Start of recursive call 23: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-11-18 16:08:03,388 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,388 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 13 treesize of output 3 [2018-11-18 16:08:03,389 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:03,397 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:03,491 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,492 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44 [2018-11-18 16:08:03,499 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,513 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 25 [2018-11-18 16:08:03,514 INFO L267 ElimStorePlain]: Start of recursive call 26: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-18 16:08:03,554 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,554 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-11-18 16:08:03,555 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:03,562 INFO L267 ElimStorePlain]: Start of recursive call 25: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:03,566 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,567 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 49 [2018-11-18 16:08:03,573 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,583 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,614 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 23 treesize of output 49 [2018-11-18 16:08:03,617 INFO L267 ElimStorePlain]: Start of recursive call 29: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 10 xjuncts. [2018-11-18 16:08:03,673 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,679 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 18 [2018-11-18 16:08:03,679 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 2 xjuncts. [2018-11-18 16:08:03,682 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,683 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 16 treesize of output 7 [2018-11-18 16:08:03,683 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:03,698 INFO L267 ElimStorePlain]: Start of recursive call 28: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:03,701 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,701 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 52 [2018-11-18 16:08:03,706 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,717 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,717 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,749 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 29 treesize of output 52 [2018-11-18 16:08:03,751 INFO L267 ElimStorePlain]: Start of recursive call 33: 8 dim-0 vars, End of recursive call: 8 dim-0 vars, and 10 xjuncts. [2018-11-18 16:08:03,817 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,820 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,820 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,828 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 25 [2018-11-18 16:08:03,828 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 2 xjuncts. [2018-11-18 16:08:03,831 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:03,835 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 13 [2018-11-18 16:08:03,835 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:03,862 INFO L267 ElimStorePlain]: Start of recursive call 32: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:08:03,941 INFO L267 ElimStorePlain]: Start of recursive call 19: 3 dim-1 vars, 5 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-11-18 16:08:03,955 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:08:03,969 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:08:03,984 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:08:04,004 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-18 16:08:04,005 INFO L202 ElimStorePlain]: Needed 35 recursive calls to eliminate 10 variables, input treesize:1003, output treesize:39 [2018-11-18 16:08:04,149 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 16:08:04,149 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21] total 27 [2018-11-18 16:08:04,150 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-11-18 16:08:04,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-11-18 16:08:04,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=1207, Unknown=5, NotChecked=0, Total=1332 [2018-11-18 16:08:04,150 INFO L87 Difference]: Start difference. First operand 64 states and 72 transitions. Second operand 27 states. [2018-11-18 16:08:06,317 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2018-11-18 16:08:10,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:08:10,554 INFO L93 Difference]: Finished difference Result 121 states and 141 transitions. [2018-11-18 16:08:10,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-18 16:08:10,555 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 64 [2018-11-18 16:08:10,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:08:10,555 INFO L225 Difference]: With dead ends: 121 [2018-11-18 16:08:10,556 INFO L226 Difference]: Without dead ends: 86 [2018-11-18 16:08:10,556 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 171 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 417 ImplicationChecksByTransitivity, 16.7s TimeCoverageRelationStatistics Valid=214, Invalid=2133, Unknown=5, NotChecked=0, Total=2352 [2018-11-18 16:08:10,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-11-18 16:08:10,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 83. [2018-11-18 16:08:10,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-11-18 16:08:10,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 97 transitions. [2018-11-18 16:08:10,567 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 97 transitions. Word has length 64 [2018-11-18 16:08:10,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:08:10,567 INFO L480 AbstractCegarLoop]: Abstraction has 83 states and 97 transitions. [2018-11-18 16:08:10,567 INFO L481 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-11-18 16:08:10,567 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 97 transitions. [2018-11-18 16:08:10,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 16:08:10,568 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:08:10,568 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:08:10,569 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:08:10,569 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:08:10,569 INFO L82 PathProgramCache]: Analyzing trace with hash -523178349, now seen corresponding path program 1 times [2018-11-18 16:08:10,569 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 16:08:10,569 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:08:10,585 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 16:08:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:08:10,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:08:10,631 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 16:08:10,631 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:08:10,649 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 16:08:10,651 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:08:10,651 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:08:10,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:08:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:08:10,685 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:08:10,689 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 16:08:10,689 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:08:10,728 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 16:08:10,746 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-11-18 16:08:10,746 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4, 4] total 4 [2018-11-18 16:08:10,746 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:08:10,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:08:10,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:08:10,747 INFO L87 Difference]: Start difference. First operand 83 states and 97 transitions. Second operand 4 states. [2018-11-18 16:08:10,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:08:10,795 INFO L93 Difference]: Finished difference Result 137 states and 162 transitions. [2018-11-18 16:08:10,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 16:08:10,795 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 64 [2018-11-18 16:08:10,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:08:10,796 INFO L225 Difference]: With dead ends: 137 [2018-11-18 16:08:10,796 INFO L226 Difference]: Without dead ends: 83 [2018-11-18 16:08:10,797 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 253 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:08:10,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-11-18 16:08:10,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2018-11-18 16:08:10,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-11-18 16:08:10,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 95 transitions. [2018-11-18 16:08:10,810 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 95 transitions. Word has length 64 [2018-11-18 16:08:10,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:08:10,810 INFO L480 AbstractCegarLoop]: Abstraction has 83 states and 95 transitions. [2018-11-18 16:08:10,810 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:08:10,810 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 95 transitions. [2018-11-18 16:08:10,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 16:08:10,814 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:08:10,815 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:08:10,815 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:08:10,815 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:08:10,815 INFO L82 PathProgramCache]: Analyzing trace with hash 1967953783, now seen corresponding path program 3 times [2018-11-18 16:08:10,815 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 16:08:10,815 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:08:10,829 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-11-18 16:08:12,161 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2018-11-18 16:08:12,161 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 16:08:12,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:08:12,241 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 6 treesize of output 5 [2018-11-18 16:08:12,241 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,253 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,253 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:13 [2018-11-18 16:08:12,300 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 18 treesize of output 15 [2018-11-18 16:08:12,304 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:08:12,308 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:08:12,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 27 [2018-11-18 16:08:12,309 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,317 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,326 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,358 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 18 treesize of output 15 [2018-11-18 16:08:12,361 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:08:12,363 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:08:12,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 27 [2018-11-18 16:08:12,364 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,370 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,375 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,392 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,392 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:51, output treesize:51 [2018-11-18 16:08:12,528 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:08:12,554 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 37 treesize of output 38 [2018-11-18 16:08:12,559 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:08:12,565 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:08:12,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 27 [2018-11-18 16:08:12,568 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,578 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,600 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,667 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:08:12,678 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 37 treesize of output 50 [2018-11-18 16:08:12,681 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:08:12,685 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:08:12,686 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:12,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 36 [2018-11-18 16:08:12,686 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,695 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,708 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,762 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,763 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:92, output treesize:104 [2018-11-18 16:08:12,866 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:08:12,876 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:08:12,876 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 68 treesize of output 58 [2018-11-18 16:08:12,882 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 30 treesize of output 30 [2018-11-18 16:08:12,882 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,906 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:12,965 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:08:12,974 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:08:12,978 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 107 [2018-11-18 16:08:13,007 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 34 treesize of output 41 [2018-11-18 16:08:13,007 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:13,032 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:13,061 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:13,061 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:154, output treesize:108 [2018-11-18 16:08:13,371 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:08:13,372 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:08:13,373 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:08:13,375 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 24 treesize of output 25 [2018-11-18 16:08:13,375 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:13,412 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:13,412 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:122, output treesize:114 [2018-11-18 16:08:13,557 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 48 treesize of output 65 [2018-11-18 16:08:13,563 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 [2018-11-18 16:08:13,563 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:13,586 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:13,647 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:08:13,659 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 79 treesize of output 87 [2018-11-18 16:08:13,664 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 8 treesize of output 7 [2018-11-18 16:08:13,664 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:08:13,697 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:13,745 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:08:13,745 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:115, output treesize:152 [2018-11-18 16:08:49,900 WARN L180 SmtUtils]: Spent 8.05 s on a formula simplification that was a NOOP. DAG size: 35 [2018-11-18 16:09:09,742 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-18 16:09:09,742 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:09,756 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:09,756 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:543, output treesize:1 [2018-11-18 16:09:09,771 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 34 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 16:09:09,771 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:09:09,944 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2018-11-18 16:09:10,098 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2018-11-18 16:09:21,100 WARN L180 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 85 [2018-11-18 16:09:21,899 WARN L180 SmtUtils]: Spent 797.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-11-18 16:09:22,717 WARN L180 SmtUtils]: Spent 817.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2018-11-18 16:09:23,560 WARN L180 SmtUtils]: Spent 841.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-11-18 16:09:25,703 WARN L180 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 187 DAG size of output: 56 [2018-11-18 16:09:25,722 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:25,785 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 325 [2018-11-18 16:09:26,076 WARN L180 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2018-11-18 16:09:26,095 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:09:26,110 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:09:26,110 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:26,153 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:26,242 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:26,288 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 297 [2018-11-18 16:09:26,297 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:09:26,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:09:26,306 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:26,340 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:26,491 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:26,517 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:26,534 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 298 treesize of output 290 [2018-11-18 16:09:26,753 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2018-11-18 16:09:26,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 22 treesize of output 17 [2018-11-18 16:09:26,761 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:26,857 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:26,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 274 treesize of output 267 [2018-11-18 16:09:26,870 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 252 treesize of output 235 [2018-11-18 16:09:26,870 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:26,898 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:26,908 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:26,918 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:26,928 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:26,969 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:26,992 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 163 [2018-11-18 16:09:27,099 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2018-11-18 16:09:27,105 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:09:27,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:09:27,124 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:27,142 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:27,195 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:27,213 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 91 [2018-11-18 16:09:27,217 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:09:27,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:09:27,233 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:27,249 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:27,293 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:27,298 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:27,299 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:27,299 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 81 [2018-11-18 16:09:27,402 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 39 [2018-11-18 16:09:27,406 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 27 treesize of output 20 [2018-11-18 16:09:27,406 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:27,440 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:27,448 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:27,448 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:27,451 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:27,451 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:27,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 55 treesize of output 109 [2018-11-18 16:09:27,704 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 80 treesize of output 99 [2018-11-18 16:09:27,705 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-18 16:09:28,144 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:28,148 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,149 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 50 treesize of output 55 [2018-11-18 16:09:28,150 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:28,430 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,431 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 39 [2018-11-18 16:09:28,438 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,453 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 25 [2018-11-18 16:09:28,454 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-18 16:09:28,470 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,470 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 3 [2018-11-18 16:09:28,470 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:28,477 INFO L267 ElimStorePlain]: Start of recursive call 23: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:28,670 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,671 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-11-18 16:09:28,675 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,692 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 25 [2018-11-18 16:09:28,692 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-18 16:09:28,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2018-11-18 16:09:28,709 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:28,716 INFO L267 ElimStorePlain]: Start of recursive call 26: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:28,720 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,720 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 53 [2018-11-18 16:09:28,725 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,784 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 23 treesize of output 49 [2018-11-18 16:09:28,786 INFO L267 ElimStorePlain]: Start of recursive call 30: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 7 xjuncts. [2018-11-18 16:09:28,816 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 19 treesize of output 4 [2018-11-18 16:09:28,816 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:28,823 INFO L267 ElimStorePlain]: Start of recursive call 29: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:28,826 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,827 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 54 [2018-11-18 16:09:28,831 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,832 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,835 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,840 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,863 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 22 treesize of output 42 [2018-11-18 16:09:28,864 INFO L267 ElimStorePlain]: Start of recursive call 33: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-18 16:09:28,897 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:28,901 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 14 [2018-11-18 16:09:28,901 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:28,910 INFO L267 ElimStorePlain]: Start of recursive call 32: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:28,965 INFO L267 ElimStorePlain]: Start of recursive call 20: 3 dim-1 vars, 5 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-11-18 16:09:28,984 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:09:28,998 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:09:29,012 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:09:29,030 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 2 xjuncts. [2018-11-18 16:09:29,030 INFO L202 ElimStorePlain]: Needed 34 recursive calls to eliminate 8 variables, input treesize:1003, output treesize:49 [2018-11-18 16:09:31,193 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:09:31,193 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:09:31,201 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-18 16:09:39,378 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2018-11-18 16:09:39,378 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 16:09:39,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:09:39,387 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 [2018-11-18 16:09:39,387 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:39,389 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:39,389 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-11-18 16:09:39,757 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 18 treesize of output 15 [2018-11-18 16:09:39,759 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:09:39,762 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:39,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 27 [2018-11-18 16:09:39,763 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:39,770 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:39,776 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:39,798 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 18 treesize of output 15 [2018-11-18 16:09:39,800 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:09:39,803 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:39,803 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 27 [2018-11-18 16:09:39,803 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:39,808 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:39,812 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:39,825 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:39,825 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:51, output treesize:51 [2018-11-18 16:09:39,833 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:39,851 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 37 treesize of output 38 [2018-11-18 16:09:39,856 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:09:39,863 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:39,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 27 [2018-11-18 16:09:39,866 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:39,877 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:39,892 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:39,937 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:39,944 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 37 treesize of output 50 [2018-11-18 16:09:39,947 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 18 [2018-11-18 16:09:39,951 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:39,952 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:39,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 18 treesize of output 36 [2018-11-18 16:09:39,953 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:39,960 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:39,969 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:40,004 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:40,004 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:92, output treesize:104 [2018-11-18 16:09:40,011 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:40,016 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:40,019 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 130 [2018-11-18 16:09:40,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 34 treesize of output 41 [2018-11-18 16:09:40,028 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:40,060 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:40,102 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:40,109 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:40,109 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 68 treesize of output 58 [2018-11-18 16:09:40,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 30 treesize of output 30 [2018-11-18 16:09:40,113 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:40,123 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:40,147 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:40,147 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:154, output treesize:108 [2018-11-18 16:09:40,183 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:40,184 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:40,185 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:40,186 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 24 treesize of output 25 [2018-11-18 16:09:40,186 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:40,219 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:40,219 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:115, output treesize:107 [2018-11-18 16:09:40,687 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:40,706 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 79 treesize of output 87 [2018-11-18 16:09:40,713 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 8 treesize of output 7 [2018-11-18 16:09:40,714 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:40,740 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:40,799 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 73 [2018-11-18 16:09:40,803 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 [2018-11-18 16:09:40,803 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:40,819 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:40,847 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:40,847 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:108, output treesize:141 [2018-11-18 16:09:45,296 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 34 proven. 25 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 16:09:45,297 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:09:47,958 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2018-11-18 16:09:49,628 WARN L180 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 85 [2018-11-18 16:09:50,291 WARN L180 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-11-18 16:09:51,528 WARN L180 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 66 [2018-11-18 16:09:52,516 WARN L180 SmtUtils]: Spent 987.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-11-18 16:09:53,615 WARN L180 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 188 DAG size of output: 56 [2018-11-18 16:09:53,630 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:53,674 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 325 [2018-11-18 16:09:53,864 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2018-11-18 16:09:53,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:09:53,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:09:53,891 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:53,932 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:53,998 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:54,028 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 304 treesize of output 297 [2018-11-18 16:09:54,036 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:09:54,048 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:09:54,048 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:54,080 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:54,140 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:54,149 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:54,157 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 298 treesize of output 290 [2018-11-18 16:09:54,300 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 48 [2018-11-18 16:09:54,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 22 treesize of output 17 [2018-11-18 16:09:54,306 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:54,354 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:54,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2018-11-18 16:09:54,361 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:54,385 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:54,395 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:54,405 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:54,436 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:54,452 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 163 [2018-11-18 16:09:54,521 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:09:54,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:09:54,526 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:54,537 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:54,567 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:54,577 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 91 [2018-11-18 16:09:54,582 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2018-11-18 16:09:54,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 16 treesize of output 17 [2018-11-18 16:09:54,591 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:54,606 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:54,643 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:54,648 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:54,649 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:54,649 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 81 [2018-11-18 16:09:54,737 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 22 treesize of output 17 [2018-11-18 16:09:54,738 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:54,760 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:54,768 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:54,768 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:54,770 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:54,770 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:54,824 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 53 treesize of output 107 [2018-11-18 16:09:54,829 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-18 16:09:54,829 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:54,970 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 50 treesize of output 45 [2018-11-18 16:09:54,970 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:55,016 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 16:09:55,018 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:55,019 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 50 treesize of output 52 [2018-11-18 16:09:55,019 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:55,133 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:55,133 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:55,134 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2018-11-18 16:09:55,138 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:55,159 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 25 [2018-11-18 16:09:55,159 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-18 16:09:55,177 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 19 treesize of output 4 [2018-11-18 16:09:55,177 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:55,181 INFO L267 ElimStorePlain]: Start of recursive call 23: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:55,199 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:55,200 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:55,200 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 39 [2018-11-18 16:09:55,207 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:55,215 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 25 [2018-11-18 16:09:55,216 INFO L267 ElimStorePlain]: Start of recursive call 27: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-11-18 16:09:55,228 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 16:09:55,228 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 3 [2018-11-18 16:09:55,228 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-11-18 16:09:55,234 INFO L267 ElimStorePlain]: Start of recursive call 26: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 16:09:55,244 INFO L267 ElimStorePlain]: Start of recursive call 19: 3 dim-1 vars, 5 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:09:55,256 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:09:55,268 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:09:55,280 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 16:09:55,297 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-18 16:09:55,297 INFO L202 ElimStorePlain]: Needed 28 recursive calls to eliminate 10 variables, input treesize:1003, output treesize:39 [2018-11-18 16:09:56,180 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 16:09:56,180 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21] total 28 [2018-11-18 16:09:56,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-11-18 16:09:56,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-11-18 16:09:56,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1265, Unknown=13, NotChecked=0, Total=1406 [2018-11-18 16:09:56,181 INFO L87 Difference]: Start difference. First operand 83 states and 95 transitions. Second operand 28 states. [2018-11-18 16:10:10,511 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2018-11-18 16:10:17,801 WARN L180 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2018-11-18 16:10:57,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:10:57,271 INFO L93 Difference]: Finished difference Result 132 states and 155 transitions. [2018-11-18 16:10:57,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-18 16:10:57,271 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 67 [2018-11-18 16:10:57,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:10:57,272 INFO L225 Difference]: With dead ends: 132 [2018-11-18 16:10:57,272 INFO L226 Difference]: Without dead ends: 84 [2018-11-18 16:10:57,273 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 182 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 94.3s TimeCoverageRelationStatistics Valid=251, Invalid=2385, Unknown=16, NotChecked=0, Total=2652 [2018-11-18 16:10:57,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-11-18 16:10:57,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 70. [2018-11-18 16:10:57,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-11-18 16:10:57,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 77 transitions. [2018-11-18 16:10:57,280 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 77 transitions. Word has length 67 [2018-11-18 16:10:57,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:10:57,281 INFO L480 AbstractCegarLoop]: Abstraction has 70 states and 77 transitions. [2018-11-18 16:10:57,281 INFO L481 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-11-18 16:10:57,281 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 77 transitions. [2018-11-18 16:10:57,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 16:10:57,282 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:10:57,282 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:10:57,282 INFO L423 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:10:57,282 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:10:57,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1315398177, now seen corresponding path program 4 times [2018-11-18 16:10:57,282 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 16:10:57,283 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:10:57,298 INFO L101 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-18 16:10:57,360 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-18 16:10:57,360 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 16:10:57,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:10:57,413 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 16:10:57,413 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:10:57,547 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 14 proven. 10 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 16:10:57,548 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:10:57,548 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/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 [2018-11-18 16:10:57,555 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-18 16:10:57,582 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-18 16:10:57,582 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 16:10:57,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:10:57,680 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 16:10:57,680 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:10:58,133 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 16:10:58,149 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-11-18 16:10:58,149 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 9, 9] total 20 [2018-11-18 16:10:58,149 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-11-18 16:10:58,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-11-18 16:10:58,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=308, Unknown=0, NotChecked=0, Total=380 [2018-11-18 16:10:58,150 INFO L87 Difference]: Start difference. First operand 70 states and 77 transitions. Second operand 20 states. [2018-11-18 16:10:58,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:10:58,735 INFO L93 Difference]: Finished difference Result 83 states and 91 transitions. [2018-11-18 16:10:58,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-18 16:10:58,736 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 70 [2018-11-18 16:10:58,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:10:58,736 INFO L225 Difference]: With dead ends: 83 [2018-11-18 16:10:58,736 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:10:58,737 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 259 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=135, Invalid=567, Unknown=0, NotChecked=0, Total=702 [2018-11-18 16:10:58,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:10:58,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:10:58,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:10:58,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:10:58,737 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2018-11-18 16:10:58,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:10:58,737 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:10:58,737 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-11-18 16:10:58,737 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:10:58,738 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:10:58,740 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:11:32,763 WARN L180 SmtUtils]: Spent 33.86 s on a formula simplification. DAG size of input: 136 DAG size of output: 65 [2018-11-18 16:11:33,484 WARN L180 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 104 [2018-11-18 16:11:33,706 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 58 [2018-11-18 16:11:34,032 WARN L180 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2018-11-18 16:11:34,207 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2018-11-18 16:11:34,210 INFO L425 ceAbstractionStarter]: For program point dll_remove_lastEXIT(lines 592 606) no Hoare annotation was computed. [2018-11-18 16:11:34,210 INFO L425 ceAbstractionStarter]: For program point L599-1(lines 599 602) no Hoare annotation was computed. [2018-11-18 16:11:34,210 INFO L425 ceAbstractionStarter]: For program point L599-2(lines 599 602) no Hoare annotation was computed. [2018-11-18 16:11:34,210 INFO L421 ceAbstractionStarter]: At program point dll_remove_lastENTRY(lines 592 606) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) [2018-11-18 16:11:34,210 INFO L421 ceAbstractionStarter]: At program point L599-4(lines 599 602) the Hoare annotation is: (let ((.cse11 (select (select |old(#memory_$Pointer$.base)| |dll_remove_last_#in~head.base|) |dll_remove_last_#in~head.offset|)) (.cse12 (bvadd (select (select |old(#memory_$Pointer$.offset)| |dll_remove_last_#in~head.base|) |dll_remove_last_#in~head.offset|) (_ bv4 32)))) (let ((.cse8 (select (select |old(#memory_$Pointer$.base)| .cse11) .cse12)) (.cse10 (select (select |old(#memory_$Pointer$.offset)| .cse11) .cse12))) (and (let ((.cse2 (select (select |#memory_$Pointer$.base| |dll_remove_last_#in~head.base|) |dll_remove_last_#in~head.offset|)) (.cse3 (select (select |#memory_$Pointer$.offset| |dll_remove_last_#in~head.base|) |dll_remove_last_#in~head.offset|)) (.cse0 (= |#valid| |old(#valid)|)) (.cse1 (= dll_remove_last_~head.base |dll_remove_last_#in~head.base|)) (.cse4 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (.cse5 (= dll_remove_last_~head.offset |dll_remove_last_#in~head.offset|)) (.cse7 (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (or (let ((.cse6 (bvadd .cse3 (_ bv4 32)))) (and .cse0 .cse1 (= dll_remove_last_~snd_to_last~0.base .cse2) (= .cse3 dll_remove_last_~snd_to_last~0.offset) .cse4 .cse5 (= dll_remove_last_~last~0.offset (select (select |#memory_$Pointer$.offset| .cse2) .cse6)) (= (select (select |#memory_$Pointer$.base| .cse2) .cse6) dll_remove_last_~last~0.base) .cse7)) (and .cse0 .cse1 .cse4 .cse5 (= .cse2 dll_remove_last_~last~0.base) (= .cse3 dll_remove_last_~last~0.offset) .cse7) (and .cse0 (let ((.cse9 (bvadd .cse10 (_ bv4 32)))) (or (not (= (_ bv0 32) (select (select |old(#memory_$Pointer$.offset)| .cse8) .cse9))) (not (= (select (select |old(#memory_$Pointer$.base)| .cse8) .cse9) (_ bv0 32))))) .cse1 .cse4 .cse5 .cse7))) (or (not (= .cse8 (_ bv0 32))) (not (= (_ bv0 32) .cse10)))))) [2018-11-18 16:11:34,210 INFO L425 ceAbstractionStarter]: For program point L599-5(lines 599 602) no Hoare annotation was computed. [2018-11-18 16:11:34,210 INFO L425 ceAbstractionStarter]: For program point L593(lines 593 605) no Hoare annotation was computed. [2018-11-18 16:11:34,210 INFO L425 ceAbstractionStarter]: For program point L593-2(lines 592 606) no Hoare annotation was computed. [2018-11-18 16:11:34,210 INFO L425 ceAbstractionStarter]: For program point exitEXIT(lines 561 563) no Hoare annotation was computed. [2018-11-18 16:11:34,210 INFO L428 ceAbstractionStarter]: At program point exitENTRY(lines 561 563) the Hoare annotation is: true [2018-11-18 16:11:34,210 INFO L425 ceAbstractionStarter]: For program point exitFINAL(lines 561 563) no Hoare annotation was computed. [2018-11-18 16:11:34,210 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-18 16:11:34,210 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:11:34,211 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-11-18 16:11:34,211 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:11:34,211 INFO L425 ceAbstractionStarter]: For program point L578-1(lines 578 580) no Hoare annotation was computed. [2018-11-18 16:11:34,211 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 576 589) no Hoare annotation was computed. [2018-11-18 16:11:34,211 INFO L421 ceAbstractionStarter]: At program point dll_createENTRY(lines 574 591) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) [2018-11-18 16:11:34,211 INFO L421 ceAbstractionStarter]: At program point L576-3(lines 576 589) the Hoare annotation is: (let ((.cse21 (bvadd dll_create_~head~0.offset (_ bv4 32))) (.cse12 (select |#memory_$Pointer$.base| dll_create_~new_head~0.base)) (.cse8 (bvadd dll_create_~new_head~0.offset (_ bv4 32))) (.cse0 (= (_ bv0 32) dll_create_~head~0.base)) (.cse20 (select |#memory_$Pointer$.base| dll_create_~head~0.base)) (.cse3 (bvsgt (bvadd |dll_create_#in~len| (_ bv4294967294 32)) (_ bv0 32))) (.cse22 (select |#memory_$Pointer$.offset| dll_create_~head~0.base)) (.cse23 (bvadd dll_create_~head~0.offset (_ bv8 32)))) (let ((.cse4 (not (= dll_create_~new_head~0.base (_ bv0 32)))) (.cse2 (= (_ bv0 32) dll_create_~new_head~0.offset)) (.cse13 (= (select .cse22 .cse23) (_ bv0 32))) (.cse16 (or (not (bvsgt (bvadd dll_create_~len (_ bv4294967294 32)) (_ bv0 32))) .cse3)) (.cse17 (= (_ bv0 32) (select .cse20 .cse23))) (.cse1 (= (_ bv0 32) dll_create_~head~0.offset)) (.cse5 (not .cse0)) (.cse15 (select .cse12 .cse8)) (.cse19 (= (select .cse22 .cse21) (_ bv0 32)))) (or (and (= |#valid| |old(#valid)|) .cse0 .cse1 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_create_~len |dll_create_#in~len|) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (and .cse2 .cse3 .cse1 .cse4 .cse5) (let ((.cse14 (select .cse20 .cse21))) (let ((.cse7 (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base)) (.cse6 (select |#memory_$Pointer$.offset| .cse14)) (.cse11 (bvadd dll_create_~new_head~0.offset (_ bv8 32))) (.cse9 (select |#memory_$Pointer$.base| .cse14)) (.cse18 (select |#memory_$Pointer$.base| .cse15)) (.cse10 (select |#memory_$Pointer$.offset| .cse15))) (and (= (select .cse6 (_ bv8 32)) dll_create_~head~0.offset) (= (select .cse7 .cse8) (_ bv0 32)) (= (_ bv0 32) (select .cse9 (_ bv4 32))) (= (select .cse10 (_ bv8 32)) dll_create_~new_head~0.offset) .cse4 (= (_ bv0 32) (select .cse7 .cse11)) (= (select .cse6 (_ bv4 32)) (_ bv0 32)) (= (_ bv0 32) (select .cse12 .cse11)) .cse13 .cse2 (= (select (store |old(#valid)| .cse14 (_ bv1 1)) dll_create_~head~0.base) (_ bv0 1)) (= (select (store |old(#valid)| .cse15 (_ bv1 1)) dll_create_~new_head~0.base) (_ bv0 1)) .cse16 (= (bvadd dll_create_~len (_ bv2 32)) |dll_create_#in~len|) (= (select |old(#valid)| .cse15) (_ bv0 1)) .cse17 .cse1 (= dll_create_~head~0.base (select .cse9 (_ bv8 32))) (= (select .cse18 (_ bv8 32)) dll_create_~new_head~0.base) .cse5 (= (select |old(#valid)| .cse14) (_ bv0 1)) (= (select .cse18 (_ bv4 32)) (_ bv0 32)) (= (_ bv0 32) (select .cse10 (_ bv4 32))) .cse19))) (and (= |#valid| (store |old(#valid)| dll_create_~head~0.base (_ bv1 1))) .cse2 .cse13 (= (bvadd dll_create_~len (_ bv1 32)) |dll_create_#in~len|) .cse16 .cse17 .cse1 .cse5 (= .cse15 (_ bv0 32)) .cse19 (= (select |old(#valid)| dll_create_~new_head~0.base) (_ bv0 1)) (= |#valid| (store |old(#valid)| dll_create_~new_head~0.base (_ bv1 1))))))) [2018-11-18 16:11:34,211 INFO L425 ceAbstractionStarter]: For program point L576-4(lines 576 589) no Hoare annotation was computed. [2018-11-18 16:11:34,211 INFO L425 ceAbstractionStarter]: For program point dll_createFINAL(lines 574 591) no Hoare annotation was computed. [2018-11-18 16:11:34,211 INFO L428 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: true [2018-11-18 16:11:34,211 INFO L425 ceAbstractionStarter]: For program point dll_createEXIT(lines 574 591) no Hoare annotation was computed. [2018-11-18 16:11:34,211 INFO L425 ceAbstractionStarter]: For program point L584(lines 584 586) no Hoare annotation was computed. [2018-11-18 16:11:34,211 INFO L425 ceAbstractionStarter]: For program point L584-2(lines 584 586) no Hoare annotation was computed. [2018-11-18 16:11:34,211 INFO L425 ceAbstractionStarter]: For program point L578(lines 578 580) no Hoare annotation was computed. [2018-11-18 16:11:34,211 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:11:34,211 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-18 16:11:34,211 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:11:34,212 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:11:34,212 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 607 621) no Hoare annotation was computed. [2018-11-18 16:11:34,212 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 607 621) no Hoare annotation was computed. [2018-11-18 16:11:34,212 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 619) no Hoare annotation was computed. [2018-11-18 16:11:34,212 INFO L421 ceAbstractionStarter]: At program point L616(lines 607 621) the Hoare annotation is: false [2018-11-18 16:11:34,212 INFO L425 ceAbstractionStarter]: For program point L612-1(lines 612 614) no Hoare annotation was computed. [2018-11-18 16:11:34,212 INFO L421 ceAbstractionStarter]: At program point L610(line 610) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (and (= (bvadd (select |#valid| |main_~#s~0.base|) (_ bv1 1)) (_ bv0 1)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= |main_~#s~0.offset| (_ bv0 32)) (= (_ bv0 32) .cse0) (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32)) (let ((.cse11 (select (select |old(#memory_$Pointer$.base)| |dll_remove_last_#in~head.base|) |dll_remove_last_#in~head.offset|)) (.cse12 (bvadd (select (select |old(#memory_$Pointer$.offset)| |dll_remove_last_#in~head.base|) |dll_remove_last_#in~head.offset|) (_ bv4 32)))) (let ((.cse4 (store |old(#memory_$Pointer$.offset)| .cse11 (store (select |old(#memory_$Pointer$.offset)| .cse11) .cse12 (_ bv0 32)))) (.cse1 (store |old(#memory_$Pointer$.base)| .cse11 (store (select |old(#memory_$Pointer$.base)| .cse11) .cse12 (_ bv0 32))))) (let ((.cse2 (select (select .cse1 |dll_remove_last_#in~head.base|) |dll_remove_last_#in~head.offset|)) (.cse3 (bvadd (select (select .cse4 |dll_remove_last_#in~head.base|) |dll_remove_last_#in~head.offset|) (_ bv4 32)))) (or (not (= (_ bv0 32) (select (select .cse1 .cse2) .cse3))) (not (= (_ bv0 32) (select (select .cse4 .cse2) .cse3))) (let ((.cse9 (select (select |#memory_$Pointer$.base| |dll_remove_last_#in~head.base|) |dll_remove_last_#in~head.offset|)) (.cse10 (bvadd (select (select |#memory_$Pointer$.offset| |dll_remove_last_#in~head.base|) |dll_remove_last_#in~head.offset|) (_ bv4 32)))) (let ((.cse5 (store |#memory_$Pointer$.offset| .cse9 (store (select |#memory_$Pointer$.offset| .cse9) .cse10 (_ bv0 32)))) (.cse8 (store |#memory_$Pointer$.base| .cse9 (store (select |#memory_$Pointer$.base| .cse9) .cse10 (_ bv0 32))))) (let ((.cse6 (select (select .cse8 |dll_remove_last_#in~head.base|) |dll_remove_last_#in~head.offset|)) (.cse7 (bvadd (select (select .cse5 |dll_remove_last_#in~head.base|) |dll_remove_last_#in~head.offset|) (_ bv4 32)))) (and (= (select (select .cse5 .cse6) .cse7) (_ bv0 32)) (= (_ bv0 32) (select (select .cse8 .cse6) .cse7)))))))))) (not (= |main_~#s~0.base| .cse0)))) [2018-11-18 16:11:34,212 INFO L425 ceAbstractionStarter]: For program point L610-1(line 610) no Hoare annotation was computed. [2018-11-18 16:11:34,212 INFO L421 ceAbstractionStarter]: At program point L612-3(lines 612 614) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (.cse7 (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|))) (let ((.cse0 (= .cse7 (_ bv0 32))) (.cse2 (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32))) (.cse6 (select |#memory_$Pointer$.offset| .cse1)) (.cse5 (= |main_~#s~0.offset| (_ bv0 32))) (.cse3 (select |#memory_$Pointer$.base| .cse1))) (or (and .cse0 (= (_ bv0 32) .cse1) .cse2) (let ((.cse4 (bvadd .cse7 (_ bv4 32)))) (and (= (select .cse3 .cse4) (_ bv0 32)) .cse0 .cse5 (= (_ bv0 32) (select .cse6 .cse4)) (= main_~i~0 (_ bv0 32)) .cse2)) (let ((.cse8 (select .cse3 (_ bv4 32)))) (let ((.cse10 (select |#memory_$Pointer$.offset| .cse8)) (.cse9 (select |#memory_$Pointer$.base| .cse8))) (and (not (= .cse8 |main_~#s~0.base|)) .cse0 .cse2 (= (select .cse9 (_ bv4 32)) (_ bv0 32)) (= (_ bv0 32) (select .cse10 (_ bv4 32))) (not (= |main_~#s~0.base| (_ bv0 32))) (= (_ bv0 32) (select .cse6 (_ bv8 32))) (= (_ bv0 32) (select .cse10 (_ bv8 32))) (= (_ bv0 32) (select .cse6 (_ bv4 32))) .cse5 (= (select .cse3 (_ bv8 32)) (_ bv0 32)) (= (select .cse9 (_ bv8 32)) .cse1) (not (= |main_~#s~0.base| .cse1)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))))))) [2018-11-18 16:11:34,213 INFO L425 ceAbstractionStarter]: For program point L612-4(lines 612 614) no Hoare annotation was computed. [2018-11-18 16:11:34,213 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 607 621) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) [2018-11-18 16:11:34,213 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 617) no Hoare annotation was computed. [2018-11-18 16:11:34,213 INFO L421 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (let ((.cse6 (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|)) (.cse11 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (let ((.cse3 (select |#memory_$Pointer$.offset| .cse11)) (.cse2 (= |main_~#s~0.offset| (_ bv0 32))) (.cse0 (select |#memory_$Pointer$.base| .cse11)) (.cse8 (= .cse6 (_ bv0 32))) (.cse4 (bvsge main_~i~0 (_ bv0 32))) (.cse5 (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))) (or (let ((.cse1 (bvadd .cse6 (_ bv4 32)))) (and (= (select .cse0 .cse1) (_ bv0 32)) .cse2 (= (_ bv0 32) (select .cse3 .cse1)) (and .cse4 .cse5))) (let ((.cse7 (select .cse0 (_ bv4 32)))) (let ((.cse10 (select |#memory_$Pointer$.offset| .cse7)) (.cse9 (select |#memory_$Pointer$.base| .cse7))) (and (not (= .cse7 |main_~#s~0.base|)) .cse8 .cse5 (= (select .cse9 (_ bv4 32)) (_ bv0 32)) (= (_ bv0 32) (select .cse10 (_ bv4 32))) (not (= |main_~#s~0.base| (_ bv0 32))) (= (_ bv0 32) (select .cse3 (_ bv8 32))) (= (_ bv0 32) (select .cse10 (_ bv8 32))) (= (_ bv0 32) (select .cse3 (_ bv4 32))) .cse2 (= (select .cse0 (_ bv8 32)) (_ bv0 32)) (= (select .cse9 (_ bv8 32)) .cse11) (not (= |main_~#s~0.base| .cse11)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32))))) (and .cse8 .cse4 (= (_ bv0 32) .cse11) .cse5)))) [2018-11-18 16:11:34,213 INFO L425 ceAbstractionStarter]: For program point L613-1(lines 612 614) no Hoare annotation was computed. [2018-11-18 16:11:34,223 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,224 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,224 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,224 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,224 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,227 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,227 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,227 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,227 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,227 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,227 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,227 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,228 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,228 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,228 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,228 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,228 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,228 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,228 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,228 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,229 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,229 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,229 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,229 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,229 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,229 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,236 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,236 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,238 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,238 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,238 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,239 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,239 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,239 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,239 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,239 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,240 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,240 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,240 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,240 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,240 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,240 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,241 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,241 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,241 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,241 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,241 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,242 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,242 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,242 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,242 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,242 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,243 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,243 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,243 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,243 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,244 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,244 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,244 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,244 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,245 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,245 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,245 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,245 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,245 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,245 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,246 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,246 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,246 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,246 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,247 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,247 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,248 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,248 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,248 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,248 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,248 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,248 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,249 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,249 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,249 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,249 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,249 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,249 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,250 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,250 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,250 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,250 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,250 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,250 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,251 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,251 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,251 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,251 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,252 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,252 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,252 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,252 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,252 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,253 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,253 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,253 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,253 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,253 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,256 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,256 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,256 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,256 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,256 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,256 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,256 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,257 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,257 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,257 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,257 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,257 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,257 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,258 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,258 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,258 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,258 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,258 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,258 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,259 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,259 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,259 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,259 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,259 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,259 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,259 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,259 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,260 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,260 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,260 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,260 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,260 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,260 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,260 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,261 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,261 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,261 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,261 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,261 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,262 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,262 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,262 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,262 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,262 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,262 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,264 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,264 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,264 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,264 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,264 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,264 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,264 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,264 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,264 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,265 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,265 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,265 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,265 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,265 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,265 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,265 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,266 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,266 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,266 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,266 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,267 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,267 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,267 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,267 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,268 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,268 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,268 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,268 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,269 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,269 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,269 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,269 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,269 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,270 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,270 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,270 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,270 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,271 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,271 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,271 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,271 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,271 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,271 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,271 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,271 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,272 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,272 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,272 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,272 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,272 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,272 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,273 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,273 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,273 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,273 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,273 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,274 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,274 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,274 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,274 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,275 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,275 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,275 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,275 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,275 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,275 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,275 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,276 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,276 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,276 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,276 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,276 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,276 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,276 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,276 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,276 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,277 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,277 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,277 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,277 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,277 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,277 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,277 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,277 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,279 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,279 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,279 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,279 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,279 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,280 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,280 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,280 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,280 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,280 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,280 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,281 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,281 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,281 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,281 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,281 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,281 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,281 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,281 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,282 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,282 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,282 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,282 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,282 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,282 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,283 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,283 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,283 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,283 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,283 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,283 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,284 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,284 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,284 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,284 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,284 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,285 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,285 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,285 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,285 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,285 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,286 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,286 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,286 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,286 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,286 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,287 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,287 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,287 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,287 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,287 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,288 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,288 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,288 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,288 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,288 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,289 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,289 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,289 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,289 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,289 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,289 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,290 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,290 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,290 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,290 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,291 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,291 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,291 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,291 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,291 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,292 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,292 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,292 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,292 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,292 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,293 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,293 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,293 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,293 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,293 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,294 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,294 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,294 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,294 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,294 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,295 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,295 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,295 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,295 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,295 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,295 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,296 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,296 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,296 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,296 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,296 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,296 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,297 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,297 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,297 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,297 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,297 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,297 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,297 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,297 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,297 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,297 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,298 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,298 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,298 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,298 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,298 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,298 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,298 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,298 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,298 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,299 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,299 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,299 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,299 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,299 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,299 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,299 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,299 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,299 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,299 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,300 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:11:34 BoogieIcfgContainer [2018-11-18 16:11:34,301 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:11:34,301 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:11:34,301 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:11:34,301 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:11:34,302 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:06:22" (3/4) ... [2018-11-18 16:11:34,305 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:11:34,310 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure dll_remove_last [2018-11-18 16:11:34,310 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure exit [2018-11-18 16:11:34,310 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:11:34,310 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure dll_create [2018-11-18 16:11:34,311 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:11:34,314 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 16:11:34,314 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 16:11:34,315 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 16:11:34,338 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\valid == \old(\valid) && 0bv32 == head) && 0bv32 == head) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && len == \old(len)) && \old(#memory_$Pointer$) == #memory_$Pointer$) || ((((0bv32 == new_head && ~bvsgt32(~bvadd64(\old(len), 4294967294bv32), 0bv32)) && 0bv32 == head) && !(new_head == 0bv32)) && !(0bv32 == head))) || (((((((((((((((((((((((#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][8bv32] == head && #memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)] == 0bv32) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]) && #memory_$Pointer$[#memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)]][8bv32] == new_head) && !(new_head == 0bv32)) && 0bv32 == #memory_$Pointer$[new_head][~bvadd64(new_head, 8bv32)]) && #memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32] == 0bv32) && 0bv32 == #memory_$Pointer$[new_head][~bvadd64(new_head, 8bv32)]) && #memory_$Pointer$[head][~bvadd64(head, 8bv32)] == 0bv32) && 0bv32 == new_head) && \old(\valid)[#memory_$Pointer$[head][~bvadd64(head, 4bv32)] := 1bv1][head] == 0bv1) && \old(\valid)[#memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)] := 1bv1][new_head] == 0bv1) && (!~bvsgt32(~bvadd64(len, 4294967294bv32), 0bv32) || ~bvsgt32(~bvadd64(\old(len), 4294967294bv32), 0bv32))) && ~bvadd64(len, 2bv32) == \old(len)) && \old(\valid)[#memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)]] == 0bv1) && 0bv32 == #memory_$Pointer$[head][~bvadd64(head, 8bv32)]) && 0bv32 == head) && head == #memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][8bv32]) && #memory_$Pointer$[#memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)]][8bv32] == new_head) && !(0bv32 == head)) && \old(\valid)[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]] == 0bv1) && #memory_$Pointer$[#memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)]][4bv32] == 0bv32) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)]][4bv32]) && #memory_$Pointer$[head][~bvadd64(head, 4bv32)] == 0bv32)) || (((((((((((\valid == \old(\valid)[head := 1bv1] && 0bv32 == new_head) && #memory_$Pointer$[head][~bvadd64(head, 8bv32)] == 0bv32) && ~bvadd64(len, 1bv32) == \old(len)) && (!~bvsgt32(~bvadd64(len, 4294967294bv32), 0bv32) || ~bvsgt32(~bvadd64(\old(len), 4294967294bv32), 0bv32))) && 0bv32 == #memory_$Pointer$[head][~bvadd64(head, 8bv32)]) && 0bv32 == head) && !(0bv32 == head)) && #memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)] == 0bv32) && #memory_$Pointer$[head][~bvadd64(head, 4bv32)] == 0bv32) && \old(\valid)[new_head] == 0bv1) && \valid == \old(\valid)[new_head := 1bv1]) [2018-11-18 16:11:34,338 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\valid == \old(\valid) && head == head) && snd_to_last == #memory_$Pointer$[head][head]) && #memory_$Pointer$[head][head] == snd_to_last) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && head == head) && last == #memory_$Pointer$[#memory_$Pointer$[head][head]][~bvadd64(#memory_$Pointer$[head][head], 4bv32)]) && #memory_$Pointer$[#memory_$Pointer$[head][head]][~bvadd64(#memory_$Pointer$[head][head], 4bv32)] == last) && \old(#memory_$Pointer$) == #memory_$Pointer$) || ((((((\valid == \old(\valid) && head == head) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && head == head) && #memory_$Pointer$[head][head] == last) && #memory_$Pointer$[head][head] == last) && \old(#memory_$Pointer$) == #memory_$Pointer$)) || (((((\valid == \old(\valid) && (!(0bv32 == \old(#memory_$Pointer$)[\old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][~bvadd64(\old(#memory_$Pointer$)[head][head], 4bv32)]][~bvadd64(\old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][~bvadd64(\old(#memory_$Pointer$)[head][head], 4bv32)], 4bv32)]) || !(\old(#memory_$Pointer$)[\old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][~bvadd64(\old(#memory_$Pointer$)[head][head], 4bv32)]][~bvadd64(\old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][~bvadd64(\old(#memory_$Pointer$)[head][head], 4bv32)], 4bv32)] == 0bv32))) && head == head) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && head == head) && \old(#memory_$Pointer$) == #memory_$Pointer$)) && (!(\old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][~bvadd64(\old(#memory_$Pointer$)[head][head], 4bv32)] == 0bv32) || !(0bv32 == \old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][~bvadd64(\old(#memory_$Pointer$)[head][head], 4bv32)])) [2018-11-18 16:11:34,356 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6407c818-30b4-41cd-b136-be2ce66044fc/bin-2019/utaipan/witness.graphml [2018-11-18 16:11:34,357 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:11:34,357 INFO L168 Benchmark]: Toolchain (without parser) took 312862.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 205.5 MB). Free memory was 943.8 MB in the beginning and 1.1 GB in the end (delta: -190.0 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:11:34,358 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-11-18 16:11:34,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 419.82 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 917.0 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:11:34,359 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 917.0 MB in the beginning and 1.1 GB in the end (delta: -197.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:11:34,359 INFO L168 Benchmark]: Boogie Preprocessor took 28.13 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:11:34,359 INFO L168 Benchmark]: RCFGBuilder took 325.93 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: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:11:34,359 INFO L168 Benchmark]: TraceAbstraction took 311953.35 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 78.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -59.1 MB). Peak memory consumption was 384.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:11:34,359 INFO L168 Benchmark]: Witness Printer took 55.54 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:11:34,361 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 419.82 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 917.0 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 917.0 MB in the beginning and 1.1 GB in the end (delta: -197.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.13 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 325.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 311953.35 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 78.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -59.1 MB). Peak memory consumption was 384.7 MB. Max. memory is 11.5 GB. * Witness Printer took 55.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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: 619]: 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: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 599]: Loop Invariant [2018-11-18 16:11:34,504 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,504 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,504 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,504 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,505 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,505 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,505 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,505 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,505 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,505 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,506 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,506 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,526 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,526 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,526 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,526 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,527 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,527 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,527 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,527 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,527 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,527 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,527 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,527 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,527 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,527 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,528 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,528 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,528 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,528 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,528 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,548 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,548 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,549 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,549 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,549 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,549 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,549 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,549 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,549 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,549 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,549 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,550 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,550 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,550 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,550 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,550 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,551 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,551 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,551 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,551 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,551 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,551 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,552 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,552 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,552 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,552 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,572 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,572 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,572 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,572 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,572 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,572 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,572 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,572 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,573 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,573 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,573 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,573 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,573 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,573 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,573 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,573 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,574 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,574 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,574 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,574 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,574 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,574 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,574 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,575 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,575 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,575 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,575 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,576 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,576 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,576 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,576 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,576 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,576 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,597 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,597 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,597 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,597 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,597 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,597 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,598 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,598 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,598 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,598 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,598 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,598 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,598 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,598 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,598 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,599 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,599 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,599 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,599 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,629 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,629 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,629 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,630 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,630 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,630 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,630 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,630 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,630 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,630 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,630 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,630 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,630 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,631 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,631 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,631 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,631 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,631 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,631 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,632 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,657 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,657 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,657 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,658 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,658 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,658 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,658 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,658 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,658 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,658 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,659 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,659 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,659 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,659 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,659 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,659 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,659 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,660 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,660 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,660 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,660 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,660 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,661 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,661 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,661 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,661 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,661 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,661 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,662 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,662 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,662 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,662 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,662 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,662 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,662 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,662 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,663 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,663 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,663 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((((((((\valid == \old(\valid) && head == head) && snd_to_last == #memory_$Pointer$[head][head]) && #memory_$Pointer$[head][head] == snd_to_last) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && head == head) && last == #memory_$Pointer$[#memory_$Pointer$[head][head]][~bvadd64(#memory_$Pointer$[head][head], 4bv32)]) && #memory_$Pointer$[#memory_$Pointer$[head][head]][~bvadd64(#memory_$Pointer$[head][head], 4bv32)] == last) && \old(#memory_$Pointer$) == #memory_$Pointer$) || ((((((\valid == \old(\valid) && head == head) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && head == head) && #memory_$Pointer$[head][head] == last) && #memory_$Pointer$[head][head] == last) && \old(#memory_$Pointer$) == #memory_$Pointer$)) || (((((\valid == \old(\valid) && (!(0bv32 == \old(#memory_$Pointer$)[\old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][~bvadd64(\old(#memory_$Pointer$)[head][head], 4bv32)]][~bvadd64(\old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][~bvadd64(\old(#memory_$Pointer$)[head][head], 4bv32)], 4bv32)]) || !(\old(#memory_$Pointer$)[\old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][~bvadd64(\old(#memory_$Pointer$)[head][head], 4bv32)]][~bvadd64(\old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][~bvadd64(\old(#memory_$Pointer$)[head][head], 4bv32)], 4bv32)] == 0bv32))) && head == head) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && head == head) && \old(#memory_$Pointer$) == #memory_$Pointer$)) && (!(\old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][~bvadd64(\old(#memory_$Pointer$)[head][head], 4bv32)] == 0bv32) || !(0bv32 == \old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][~bvadd64(\old(#memory_$Pointer$)[head][head], 4bv32)])) - InvariantResult [Line: 576]: Loop Invariant [2018-11-18 16:11:34,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,684 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,684 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,707 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,707 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,708 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,708 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,708 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,708 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,708 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,709 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,709 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,709 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,709 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,709 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,709 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,710 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,710 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,710 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,710 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,710 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,710 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,732 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,733 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,733 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,733 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,733 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,733 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,734 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,734 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,734 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,734 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,734 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,734 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,735 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,735 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,735 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,735 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,735 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,736 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,736 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,736 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,736 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,736 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,737 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,737 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,737 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,737 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,737 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,737 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,738 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,738 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,738 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,738 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,738 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,738 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,758 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,758 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,758 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,758 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,759 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,759 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,759 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,759 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,759 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,760 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,760 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,760 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,760 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,760 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,761 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,761 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,761 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,761 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,762 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,762 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,762 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,799 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,799 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,800 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,800 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,800 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,800 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,800 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,800 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,800 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,800 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,800 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,800 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,800 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,801 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,801 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,801 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,801 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,801 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,801 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,801 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,851 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,851 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,852 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,852 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,852 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,852 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,853 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,853 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,853 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,853 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,853 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,853 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,854 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,854 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,854 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,854 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,854 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,854 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,854 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,854 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,855 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,855 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,855 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,855 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,855 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,855 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,855 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,855 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,855 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,856 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:34,856 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((((((\valid == \old(\valid) && 0bv32 == head) && 0bv32 == head) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && len == \old(len)) && \old(#memory_$Pointer$) == #memory_$Pointer$) || ((((0bv32 == new_head && ~bvsgt32(~bvadd64(\old(len), 4294967294bv32), 0bv32)) && 0bv32 == head) && !(new_head == 0bv32)) && !(0bv32 == head))) || (((((((((((((((((((((((#memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][8bv32] == head && #memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)] == 0bv32) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32]) && #memory_$Pointer$[#memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)]][8bv32] == new_head) && !(new_head == 0bv32)) && 0bv32 == #memory_$Pointer$[new_head][~bvadd64(new_head, 8bv32)]) && #memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][4bv32] == 0bv32) && 0bv32 == #memory_$Pointer$[new_head][~bvadd64(new_head, 8bv32)]) && #memory_$Pointer$[head][~bvadd64(head, 8bv32)] == 0bv32) && 0bv32 == new_head) && \old(\valid)[#memory_$Pointer$[head][~bvadd64(head, 4bv32)] := 1bv1][head] == 0bv1) && \old(\valid)[#memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)] := 1bv1][new_head] == 0bv1) && (!~bvsgt32(~bvadd64(len, 4294967294bv32), 0bv32) || ~bvsgt32(~bvadd64(\old(len), 4294967294bv32), 0bv32))) && ~bvadd64(len, 2bv32) == \old(len)) && \old(\valid)[#memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)]] == 0bv1) && 0bv32 == #memory_$Pointer$[head][~bvadd64(head, 8bv32)]) && 0bv32 == head) && head == #memory_$Pointer$[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]][8bv32]) && #memory_$Pointer$[#memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)]][8bv32] == new_head) && !(0bv32 == head)) && \old(\valid)[#memory_$Pointer$[head][~bvadd64(head, 4bv32)]] == 0bv1) && #memory_$Pointer$[#memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)]][4bv32] == 0bv32) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)]][4bv32]) && #memory_$Pointer$[head][~bvadd64(head, 4bv32)] == 0bv32)) || (((((((((((\valid == \old(\valid)[head := 1bv1] && 0bv32 == new_head) && #memory_$Pointer$[head][~bvadd64(head, 8bv32)] == 0bv32) && ~bvadd64(len, 1bv32) == \old(len)) && (!~bvsgt32(~bvadd64(len, 4294967294bv32), 0bv32) || ~bvsgt32(~bvadd64(\old(len), 4294967294bv32), 0bv32))) && 0bv32 == #memory_$Pointer$[head][~bvadd64(head, 8bv32)]) && 0bv32 == head) && !(0bv32 == head)) && #memory_$Pointer$[new_head][~bvadd64(new_head, 4bv32)] == 0bv32) && #memory_$Pointer$[head][~bvadd64(head, 4bv32)] == 0bv32) && \old(\valid)[new_head] == 0bv1) && \valid == \old(\valid)[new_head := 1bv1]) - InvariantResult [Line: 612]: Loop Invariant [2018-11-18 16:11:34,904 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,904 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,905 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,905 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,905 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,905 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,905 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,958 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,959 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,959 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,959 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,959 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,959 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,959 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,959 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,960 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,960 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,960 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,960 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,960 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,960 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,960 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,960 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,960 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:34,960 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:34,960 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,011 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,012 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,012 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,012 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,012 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,012 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,012 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,012 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,012 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,013 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,013 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,013 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,013 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,013 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,013 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,013 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,014 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,014 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,014 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,014 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,014 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,015 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,015 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,015 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,015 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,015 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,015 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,016 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,016 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,016 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,016 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,016 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,038 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,038 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,038 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,038 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,038 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,038 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,038 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:35,039 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,039 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,039 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,039 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:35,039 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:35,039 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:35,039 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,039 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:35,039 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,039 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,039 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:35,040 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,040 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,040 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,040 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:35,050 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,050 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,050 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:35,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:35,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 16:11:35,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,051 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,052 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 16:11:35,052 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,052 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,052 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,052 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,052 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,065 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,065 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,065 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,066 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,066 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,066 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,066 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,066 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,066 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,066 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,066 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,066 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,066 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,067 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,067 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,067 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,067 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,067 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,067 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,067 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,067 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,067 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,067 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,067 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,067 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,068 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 16:11:35,068 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((#memory_$Pointer$[s][s] == 0bv32 && 0bv32 == #memory_$Pointer$[s][s]) && ~bvadd64(len, 4294967294bv32) == 0bv32) || (((((#memory_$Pointer$[#memory_$Pointer$[s][s]][~bvadd64(#memory_$Pointer$[s][s], 4bv32)] == 0bv32 && #memory_$Pointer$[s][s] == 0bv32) && s == 0bv32) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[s][s]][~bvadd64(#memory_$Pointer$[s][s], 4bv32)]) && i == 0bv32) && ~bvadd64(len, 4294967294bv32) == 0bv32)) || (((((((((((((!(#memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32] == s) && #memory_$Pointer$[s][s] == 0bv32) && ~bvadd64(len, 4294967294bv32) == 0bv32) && #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32]][4bv32] == 0bv32) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32]][4bv32]) && !(s == 0bv32)) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[s][s]][8bv32]) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32]][8bv32]) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32]) && s == 0bv32) && #memory_$Pointer$[#memory_$Pointer$[s][s]][8bv32] == 0bv32) && #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32]][8bv32] == #memory_$Pointer$[s][s]) && !(s == #memory_$Pointer$[s][s])) && ~bvadd64(i, 4294967295bv32) == 0bv32) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 43 locations, 1 error locations. SAFE Result, 311.8s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 109.4s AutomataDifference, 0.0s DeadEndRemovalTime, 35.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 365 SDtfs, 450 SDslu, 2115 SDs, 0 SdLazy, 2696 SolverSat, 213 SolverUnsat, 26 SolverUnknown, 0 SolverNotchecked, 66.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1564 GetRequests, 1330 SyntacticMatches, 4 SemanticMatches, 230 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 2044 ImplicationChecksByTransitivity, 148.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=83occurred in iteration=8, 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: 0.0s AutomataMinimizationTime, 11 MinimizatonAttempts, 55 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 14 LocationsWithAnnotation, 56 PreInvPairs, 76 NumberOfFragments, 1428 HoareAnnotationTreeSize, 56 FomulaSimplifications, 454 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 14 FomulaSimplificationsInter, 1054 FormulaSimplificationTreeSizeReductionInter, 35.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 10.2s SatisfiabilityAnalysisTime, 155.8s InterpolantComputationTime, 896 NumberOfCodeBlocks, 896 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 1264 ConstructedInterpolants, 19 QuantifiedInterpolants, 1219421 SizeOfPredicates, 168 NumberOfNonLiveVariables, 2750 ConjunctsInSsa, 375 ConjunctsInUnsatCore, 25 InterpolantComputations, 6 PerfectInterpolantSequences, 649/915 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...