./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/list-simple/sll2n_remove_all_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_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/list-simple/sll2n_remove_all_true-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 5a3f2081eddc996a1774dbeff650940f8812e6b6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/list-simple/sll2n_remove_all_true-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 5a3f2081eddc996a1774dbeff650940f8812e6b6 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:54:09,631 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:54:09,633 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:54:09,642 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:54:09,642 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:54:09,643 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:54:09,644 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:54:09,645 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:54:09,646 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:54:09,647 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:54:09,648 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:54:09,648 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:54:09,649 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:54:09,649 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:54:09,650 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:54:09,651 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:54:09,651 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:54:09,653 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:54:09,654 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:54:09,655 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:54:09,656 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:54:09,657 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:54:09,659 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:54:09,659 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:54:09,659 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:54:09,660 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:54:09,660 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:54:09,661 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:54:09,662 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:54:09,662 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:54:09,662 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:54:09,663 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:54:09,663 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:54:09,663 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:54:09,664 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:54:09,664 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:54:09,665 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 17:54:09,675 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:54:09,675 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:54:09,676 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:54:09,676 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 17:54:09,676 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 17:54:09,676 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 17:54:09,676 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 17:54:09,676 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 17:54:09,677 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 17:54:09,677 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 17:54:09,677 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 17:54:09,677 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 17:54:09,677 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 17:54:09,678 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:54:09,678 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:54:09,678 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:54:09,678 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:54:09,678 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:54:09,678 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:54:09,679 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:54:09,679 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:54:09,679 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:54:09,679 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:54:09,679 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:54:09,679 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:54:09,680 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:54:09,680 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 17:54:09,680 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:54:09,680 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 17:54:09,680 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 17:54:09,680 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:54:09,680 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:54:09,681 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:54:09,681 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 17:54:09,681 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:54:09,681 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:54:09,681 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 17:54:09,681 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_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 -> 5a3f2081eddc996a1774dbeff650940f8812e6b6 [2018-11-18 17:54:09,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:54:09,712 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:54:09,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:54:09,716 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:54:09,716 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:54:09,717 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/../../sv-benchmarks/c/list-simple/sll2n_remove_all_true-unreach-call_true-valid-memsafety.i [2018-11-18 17:54:09,757 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/data/1badcdf0b/1c9ef228fdab4072b0032c90a6132285/FLAG47d3e6ad5 [2018-11-18 17:54:10,129 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:54:10,130 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/sv-benchmarks/c/list-simple/sll2n_remove_all_true-unreach-call_true-valid-memsafety.i [2018-11-18 17:54:10,136 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/data/1badcdf0b/1c9ef228fdab4072b0032c90a6132285/FLAG47d3e6ad5 [2018-11-18 17:54:10,148 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/data/1badcdf0b/1c9ef228fdab4072b0032c90a6132285 [2018-11-18 17:54:10,150 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:54:10,151 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:54:10,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:54:10,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:54:10,154 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:54:10,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:54:10" (1/1) ... [2018-11-18 17:54:10,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7473b935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:10, skipping insertion in model container [2018-11-18 17:54:10,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:54:10" (1/1) ... [2018-11-18 17:54:10,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:54:10,191 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:54:10,387 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:54:10,394 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:54:10,488 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:54:10,521 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:54:10,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:10 WrapperNode [2018-11-18 17:54:10,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:54:10,521 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:54:10,521 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:54:10,521 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:54:10,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:10" (1/1) ... [2018-11-18 17:54:10,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:10" (1/1) ... [2018-11-18 17:54:10,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:54:10,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:54:10,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:54:10,539 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:54:10,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:10" (1/1) ... [2018-11-18 17:54:10,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:10" (1/1) ... [2018-11-18 17:54:10,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:10" (1/1) ... [2018-11-18 17:54:10,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:10" (1/1) ... [2018-11-18 17:54:10,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:10" (1/1) ... [2018-11-18 17:54:10,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:10" (1/1) ... [2018-11-18 17:54:10,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:10" (1/1) ... [2018-11-18 17:54:10,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:54:10,562 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:54:10,562 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:54:10,562 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:54:10,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 17:54:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:54:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 17:54:10,600 INFO L138 BoogieDeclarations]: Found implementation of procedure exit [2018-11-18 17:54:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2018-11-18 17:54:10,600 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2018-11-18 17:54:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 17:54:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2018-11-18 17:54:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2018-11-18 17:54:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 17:54:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 17:54:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 17:54:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 17:54:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 17:54:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 17:54:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 17:54:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure sll_remove_first [2018-11-18 17:54:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_remove_first [2018-11-18 17:54:10,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:54:10,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:54:10,779 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:54:10,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:54:10 BoogieIcfgContainer [2018-11-18 17:54:10,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:54:10,780 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 17:54:10,780 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 17:54:10,782 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 17:54:10,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 05:54:10" (1/3) ... [2018-11-18 17:54:10,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77769986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:54:10, skipping insertion in model container [2018-11-18 17:54:10,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:10" (2/3) ... [2018-11-18 17:54:10,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77769986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:54:10, skipping insertion in model container [2018-11-18 17:54:10,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:54:10" (3/3) ... [2018-11-18 17:54:10,784 INFO L112 eAbstractionObserver]: Analyzing ICFG sll2n_remove_all_true-unreach-call_true-valid-memsafety.i [2018-11-18 17:54:10,791 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 17:54:10,795 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 17:54:10,807 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 17:54:10,829 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 17:54:10,829 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 17:54:10,829 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 17:54:10,829 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 17:54:10,830 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 17:54:10,830 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 17:54:10,830 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 17:54:10,830 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 17:54:10,841 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2018-11-18 17:54:10,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 17:54:10,846 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:54:10,847 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 17:54:10,849 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:54:10,854 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:54:10,854 INFO L82 PathProgramCache]: Analyzing trace with hash -1380668420, now seen corresponding path program 1 times [2018-11-18 17:54:10,856 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:54:10,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:54:10,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:54:10,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:54:10,895 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:54:10,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:54:10,955 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 17:54:10,956 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:54:10,956 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 17:54:10,957 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:54:10,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 17:54:10,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 17:54:10,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 17:54:10,969 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 2 states. [2018-11-18 17:54:10,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:54:10,984 INFO L93 Difference]: Finished difference Result 59 states and 65 transitions. [2018-11-18 17:54:10,984 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 17:54:10,985 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-11-18 17:54:10,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:54:10,993 INFO L225 Difference]: With dead ends: 59 [2018-11-18 17:54:10,993 INFO L226 Difference]: Without dead ends: 33 [2018-11-18 17:54:10,996 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 17:54:11,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-11-18 17:54:11,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2018-11-18 17:54:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-11-18 17:54:11,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2018-11-18 17:54:11,025 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 17 [2018-11-18 17:54:11,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:54:11,025 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2018-11-18 17:54:11,025 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 17:54:11,025 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-11-18 17:54:11,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:54:11,025 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:54:11,025 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 17:54:11,026 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:54:11,026 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:54:11,026 INFO L82 PathProgramCache]: Analyzing trace with hash 1128794243, now seen corresponding path program 1 times [2018-11-18 17:54:11,026 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:54:11,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:54:11,027 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:54:11,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:54:11,028 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:54:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:54:11,081 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 17:54:11,081 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:54:11,081 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 17:54:11,082 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:54:11,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 17:54:11,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 17:54:11,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 17:54:11,083 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand 4 states. [2018-11-18 17:54:11,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:54:11,116 INFO L93 Difference]: Finished difference Result 41 states and 43 transitions. [2018-11-18 17:54:11,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 17:54:11,117 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2018-11-18 17:54:11,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:54:11,118 INFO L225 Difference]: With dead ends: 41 [2018-11-18 17:54:11,118 INFO L226 Difference]: Without dead ends: 37 [2018-11-18 17:54:11,119 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 17:54:11,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2018-11-18 17:54:11,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 35. [2018-11-18 17:54:11,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-11-18 17:54:11,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 36 transitions. [2018-11-18 17:54:11,129 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 36 transitions. Word has length 19 [2018-11-18 17:54:11,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:54:11,129 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 36 transitions. [2018-11-18 17:54:11,129 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 17:54:11,129 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-11-18 17:54:11,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 17:54:11,130 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:54:11,130 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] [2018-11-18 17:54:11,130 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:54:11,130 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:54:11,131 INFO L82 PathProgramCache]: Analyzing trace with hash 445200052, now seen corresponding path program 1 times [2018-11-18 17:54:11,131 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:54:11,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:54:11,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:54:11,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:54:11,133 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:54:11,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:54:11,199 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 17:54:11,199 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:54:11,200 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 17:54:11,200 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:54:11,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 17:54:11,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 17:54:11,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 17:54:11,201 INFO L87 Difference]: Start difference. First operand 35 states and 36 transitions. Second operand 5 states. [2018-11-18 17:54:11,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:54:11,228 INFO L93 Difference]: Finished difference Result 57 states and 60 transitions. [2018-11-18 17:54:11,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 17:54:11,229 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2018-11-18 17:54:11,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:54:11,230 INFO L225 Difference]: With dead ends: 57 [2018-11-18 17:54:11,230 INFO L226 Difference]: Without dead ends: 40 [2018-11-18 17:54:11,230 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 17:54:11,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-11-18 17:54:11,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 37. [2018-11-18 17:54:11,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-11-18 17:54:11,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 38 transitions. [2018-11-18 17:54:11,235 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 38 transitions. Word has length 26 [2018-11-18 17:54:11,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:54:11,236 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 38 transitions. [2018-11-18 17:54:11,236 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 17:54:11,236 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-11-18 17:54:11,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-18 17:54:11,237 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:54:11,237 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, 1, 1, 1] [2018-11-18 17:54:11,237 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:54:11,237 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:54:11,237 INFO L82 PathProgramCache]: Analyzing trace with hash -1727985259, now seen corresponding path program 1 times [2018-11-18 17:54:11,237 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:54:11,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:54:11,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:54:11,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:54:11,239 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:54:11,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:54:11,304 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 17:54:11,305 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 17:54:11,305 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 17:54:11,305 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 37 with the following transitions: [2018-11-18 17:54:11,307 INFO L202 CegarAbsIntRunner]: [4], [5], [6], [10], [13], [15], [17], [19], [23], [24], [28], [30], [34], [37], [39], [42], [46], [49], [52], [55], [56], [57], [63], [65], [66], [67], [68], [69], [70], [71], [73], [74], [75], [76] [2018-11-18 17:54:11,336 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 17:54:11,336 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 17:54:11,529 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 17:54:11,530 INFO L272 AbstractInterpreter]: Visited 34 different actions 72 times. Merged at 9 different actions 18 times. Never widened. Performed 502 root evaluator evaluations with a maximum evaluation depth of 3. Performed 502 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 2 fixpoints after 2 different actions. Largest state had 27 variables. [2018-11-18 17:54:11,538 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:54:11,538 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 17:54:11,539 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 17:54:11,539 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 17:54:11,545 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:54:11,546 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 17:54:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:54:11,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:54:11,621 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 17:54:11,622 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 17:54:11,726 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 17:54:11,742 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 17:54:11,742 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 10 [2018-11-18 17:54:11,742 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 17:54:11,743 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 17:54:11,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 17:54:11,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-11-18 17:54:11,743 INFO L87 Difference]: Start difference. First operand 37 states and 38 transitions. Second operand 8 states. [2018-11-18 17:54:11,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:54:11,815 INFO L93 Difference]: Finished difference Result 66 states and 72 transitions. [2018-11-18 17:54:11,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 17:54:11,815 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 36 [2018-11-18 17:54:11,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:54:11,816 INFO L225 Difference]: With dead ends: 66 [2018-11-18 17:54:11,817 INFO L226 Difference]: Without dead ends: 49 [2018-11-18 17:54:11,817 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 65 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2018-11-18 17:54:11,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-11-18 17:54:11,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 46. [2018-11-18 17:54:11,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-11-18 17:54:11,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 49 transitions. [2018-11-18 17:54:11,824 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 49 transitions. Word has length 36 [2018-11-18 17:54:11,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:54:11,825 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 49 transitions. [2018-11-18 17:54:11,825 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 17:54:11,825 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2018-11-18 17:54:11,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 17:54:11,827 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:54:11,827 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] [2018-11-18 17:54:11,827 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:54:11,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:54:11,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1882167135, now seen corresponding path program 2 times [2018-11-18 17:54:11,828 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:54:11,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:54:11,829 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:54:11,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:54:11,829 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:54:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:54:12,720 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 17:54:12,720 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 17:54:12,721 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 17:54:12,721 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-18 17:54:12,721 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-18 17:54:12,721 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 17:54:12,721 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 17:54:12,731 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-18 17:54:12,732 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST2 (IT: FPandBP) [2018-11-18 17:54:12,779 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-11-18 17:54:12,779 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 17:54:12,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:54:12,802 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 17:54:12,804 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:12,820 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:12,820 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-18 17:54:12,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-11-18 17:54:12,937 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 17:54:12,937 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:12,939 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:12,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-11-18 17:54:12,947 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-18 17:54:12,948 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:12,950 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:12,955 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:12,955 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:38, output treesize:30 [2018-11-18 17:54:17,102 WARN L180 SmtUtils]: Spent 862.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-11-18 17:54:17,110 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:17,114 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 23 treesize of output 24 [2018-11-18 17:54:17,116 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 17:54:17,116 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,120 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,129 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:17,132 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 23 treesize of output 24 [2018-11-18 17:54:17,134 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 17:54:17,135 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,139 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,146 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 17:54:17,147 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:58, output treesize:50 [2018-11-18 17:54:17,197 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:17,203 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 32 treesize of output 31 [2018-11-18 17:54:17,212 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 2 case distinctions, treesize of input 18 treesize of output 27 [2018-11-18 17:54:17,213 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-18 17:54:17,228 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-18 17:54:17,250 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:17,253 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-11-18 17:54:17,267 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 2 case distinctions, treesize of input 18 treesize of output 27 [2018-11-18 17:54:17,267 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-11-18 17:54:17,277 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-18 17:54:17,304 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2018-11-18 17:54:17,304 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:76, output treesize:309 [2018-11-18 17:54:17,429 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:17,429 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:17,430 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:17,430 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 22 treesize of output 25 [2018-11-18 17:54:17,431 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,438 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,438 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:70 [2018-11-18 17:54:17,497 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 78 [2018-11-18 17:54:17,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 17:54:17,499 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,507 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,526 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 54 treesize of output 83 [2018-11-18 17:54:17,528 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 17:54:17,528 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,535 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,545 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 17:54:17,546 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:92, output treesize:126 [2018-11-18 17:54:17,663 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:17,668 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 173 treesize of output 148 [2018-11-18 17:54:17,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 129 [2018-11-18 17:54:17,673 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 17:54:17,686 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 17:54:17,705 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 125 treesize of output 106 [2018-11-18 17:54:17,709 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 87 [2018-11-18 17:54:17,709 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 17:54:17,718 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 17:54:17,728 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-18 17:54:17,728 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:176, output treesize:94 [2018-11-18 17:54:17,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 114 [2018-11-18 17:54:17,814 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 89 treesize of output 93 [2018-11-18 17:54:17,815 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,825 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,844 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 106 treesize of output 121 [2018-11-18 17:54:17,847 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 55 treesize of output 51 [2018-11-18 17:54:17,847 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,855 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,865 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 17:54:17,865 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:144, output treesize:120 [2018-11-18 17:54:17,936 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 103 [2018-11-18 17:54:17,939 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 59 treesize of output 43 [2018-11-18 17:54:17,940 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 17:54:17,957 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 21 treesize of output 13 [2018-11-18 17:54:17,958 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,970 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 27 treesize of output 3 [2018-11-18 17:54:17,970 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:17,977 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 17:54:17,993 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 42 [2018-11-18 17:54:17,996 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 25 treesize of output 5 [2018-11-18 17:54:17,996 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:18,001 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 17:54:18,001 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:18,003 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:18,008 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:18,009 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:131, output treesize:7 [2018-11-18 17:54:18,051 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 17:54:18,051 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 17:54:18,880 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-11-18 17:54:18,993 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 355 treesize of output 326 [2018-11-18 17:54:19,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-11-18 17:54:19,041 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:19,053 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:19,058 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 305 treesize of output 307 [2018-11-18 17:54:19,096 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 289 treesize of output 287 [2018-11-18 17:54:19,110 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 2 case distinctions, treesize of input 287 treesize of output 294 [2018-11-18 17:54:19,111 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-11-18 17:54:19,134 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-18 17:54:19,167 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:19,169 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 297 treesize of output 294 [2018-11-18 17:54:19,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-11-18 17:54:19,193 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:19,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-11-18 17:54:19,203 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:19,210 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:19,212 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:19,213 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 299 treesize of output 294 [2018-11-18 17:54:19,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-11-18 17:54:19,242 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:19,256 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 1 case distinctions, treesize of input 17 treesize of output 12 [2018-11-18 17:54:19,257 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-11-18 17:54:19,267 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-18 17:54:19,269 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:19,270 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 554 treesize of output 549 [2018-11-18 17:54:19,314 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-11-18 17:54:19,314 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:19,331 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 268 treesize of output 255 [2018-11-18 17:54:19,331 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:19,343 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-18 17:54:19,346 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:19,351 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 556 treesize of output 549 [2018-11-18 17:54:19,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-11-18 17:54:19,395 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:19,419 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 1 case distinctions, treesize of input 276 treesize of output 268 [2018-11-18 17:54:19,420 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-11-18 17:54:19,444 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-18 17:54:19,490 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-11-18 17:54:19,522 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-11-18 17:54:19,658 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 355 treesize of output 246 [2018-11-18 17:54:19,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-11-18 17:54:19,712 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:19,732 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:19,768 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 389 treesize of output 324 [2018-11-18 17:54:19,930 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 96 [2018-11-18 17:54:19,933 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 182 treesize of output 170 [2018-11-18 17:54:19,947 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 2 case distinctions, treesize of input 157 treesize of output 158 [2018-11-18 17:54:19,947 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts. [2018-11-18 17:54:19,974 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-18 17:54:20,038 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 158 treesize of output 161 [2018-11-18 17:54:20,041 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:20,046 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 2 case distinctions, treesize of input 20 treesize of output 33 [2018-11-18 17:54:20,047 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 2 xjuncts. [2018-11-18 17:54:20,066 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-18 17:54:20,150 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:20,151 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:20,153 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 160 treesize of output 156 [2018-11-18 17:54:20,192 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:20,193 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 15 [2018-11-18 17:54:20,193 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:20,204 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:20,205 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 28 treesize of output 25 [2018-11-18 17:54:20,207 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 17:54:20,208 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:20,213 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 16 treesize of output 3 [2018-11-18 17:54:20,213 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:20,214 INFO L267 ElimStorePlain]: Start of recursive call 28: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:20,218 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 17:54:20,220 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:20,221 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:20,223 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 162 treesize of output 158 [2018-11-18 17:54:20,261 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:20,262 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 15 [2018-11-18 17:54:20,263 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:20,277 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:20,278 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 48 treesize of output 41 [2018-11-18 17:54:20,280 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 32 treesize of output 15 [2018-11-18 17:54:20,280 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:20,287 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 17:54:20,287 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:20,291 INFO L267 ElimStorePlain]: Start of recursive call 33: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:20,295 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:20,354 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:20,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 167 treesize of output 208 [2018-11-18 17:54:20,547 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 117 [2018-11-18 17:54:20,552 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:20,556 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 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 167 treesize of output 168 [2018-11-18 17:54:20,564 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:20,579 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 4 case distinctions, treesize of input 40 treesize of output 63 [2018-11-18 17:54:20,580 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 4 xjuncts. [2018-11-18 17:54:20,648 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-11-18 17:54:20,778 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:20,779 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:20,780 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:20,783 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 178 treesize of output 178 [2018-11-18 17:54:20,784 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:20,907 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:20,909 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 156 treesize of output 145 [2018-11-18 17:54:21,141 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 17:54:21,141 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: var is still there: v_arrayElimCell_46 term size 24 at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:221) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) 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:383) 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 17:54:21,144 INFO L168 Benchmark]: Toolchain (without parser) took 10993.90 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 349.2 MB). Free memory was 951.1 MB in the beginning and 1.3 GB in the end (delta: -382.5 MB). Peak memory consumption was 382.9 MB. Max. memory is 11.5 GB. [2018-11-18 17:54:21,145 INFO L168 Benchmark]: CDTParser took 0.14 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 17:54:21,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.7 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -222.5 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. [2018-11-18 17:54:21,145 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:54:21,145 INFO L168 Benchmark]: Boogie Preprocessor took 22.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 17:54:21,146 INFO L168 Benchmark]: RCFGBuilder took 217.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2018-11-18 17:54:21,146 INFO L168 Benchmark]: TraceAbstraction took 10363.68 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 160.4 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -185.3 MB). Peak memory consumption was 391.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:54:21,148 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 369.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.7 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -222.5 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 217.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10363.68 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 160.4 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -185.3 MB). Peak memory consumption was 391.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimCell_46 term size 24 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: var is still there: v_arrayElimCell_46 term size 24: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) 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 17:54:22,666 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:54:22,667 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:54:22,677 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:54:22,677 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:54:22,678 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:54:22,679 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:54:22,680 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:54:22,682 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:54:22,683 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:54:22,683 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:54:22,684 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:54:22,684 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:54:22,685 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:54:22,687 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:54:22,687 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:54:22,688 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:54:22,689 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:54:22,691 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:54:22,692 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:54:22,693 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:54:22,695 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:54:22,696 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:54:22,697 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:54:22,697 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:54:22,697 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:54:22,699 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:54:22,699 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:54:22,700 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:54:22,701 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:54:22,701 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:54:22,702 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:54:22,702 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:54:22,703 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:54:22,703 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:54:22,704 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:54:22,704 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 17:54:22,715 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:54:22,715 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:54:22,716 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:54:22,716 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 17:54:22,716 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 17:54:22,717 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 17:54:22,717 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 17:54:22,717 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 17:54:22,717 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 17:54:22,717 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 17:54:22,719 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:54:22,719 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:54:22,719 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:54:22,719 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:54:22,719 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:54:22,720 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:54:22,720 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:54:22,720 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 17:54:22,720 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 17:54:22,720 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:54:22,720 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:54:22,720 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:54:22,721 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:54:22,721 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:54:22,721 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 17:54:22,721 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:54:22,721 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 17:54:22,721 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 17:54:22,722 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:54:22,722 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:54:22,722 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:54:22,722 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 17:54:22,722 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:54:22,722 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 17:54:22,722 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 17:54:22,723 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_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 -> 5a3f2081eddc996a1774dbeff650940f8812e6b6 [2018-11-18 17:54:22,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:54:22,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:54:22,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:54:22,769 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:54:22,769 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:54:22,770 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/../../sv-benchmarks/c/list-simple/sll2n_remove_all_true-unreach-call_true-valid-memsafety.i [2018-11-18 17:54:22,815 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/data/9665a277f/22ed758d89f146a2b0ee9c6e29f42650/FLAG744440bcc [2018-11-18 17:54:23,175 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:54:23,175 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/sv-benchmarks/c/list-simple/sll2n_remove_all_true-unreach-call_true-valid-memsafety.i [2018-11-18 17:54:23,182 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/data/9665a277f/22ed758d89f146a2b0ee9c6e29f42650/FLAG744440bcc [2018-11-18 17:54:23,569 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/data/9665a277f/22ed758d89f146a2b0ee9c6e29f42650 [2018-11-18 17:54:23,571 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:54:23,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:54:23,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:54:23,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:54:23,577 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:54:23,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:54:23" (1/1) ... [2018-11-18 17:54:23,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f990963 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:23, skipping insertion in model container [2018-11-18 17:54:23,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:54:23" (1/1) ... [2018-11-18 17:54:23,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:54:23,618 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:54:23,849 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:54:23,859 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:54:23,896 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:54:23,935 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:54:23,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:23 WrapperNode [2018-11-18 17:54:23,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:54:23,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:54:23,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:54:23,936 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:54:23,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:23" (1/1) ... [2018-11-18 17:54:23,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:23" (1/1) ... [2018-11-18 17:54:24,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:54:24,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:54:24,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:54:24,004 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:54:24,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:23" (1/1) ... [2018-11-18 17:54:24,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:23" (1/1) ... [2018-11-18 17:54:24,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:23" (1/1) ... [2018-11-18 17:54:24,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:23" (1/1) ... [2018-11-18 17:54:24,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:23" (1/1) ... [2018-11-18 17:54:24,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:23" (1/1) ... [2018-11-18 17:54:24,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:23" (1/1) ... [2018-11-18 17:54:24,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:54:24,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:54:24,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:54:24,029 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:54:24,029 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 17:54:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:54:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 17:54:24,068 INFO L138 BoogieDeclarations]: Found implementation of procedure exit [2018-11-18 17:54:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2018-11-18 17:54:24,068 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2018-11-18 17:54:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2018-11-18 17:54:24,068 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2018-11-18 17:54:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 17:54:24,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 17:54:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 17:54:24,069 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 17:54:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 17:54:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 17:54:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 17:54:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 17:54:24,070 INFO L130 BoogieDeclarations]: Found specification of procedure sll_remove_first [2018-11-18 17:54:24,070 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_remove_first [2018-11-18 17:54:24,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:54:24,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:54:24,285 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:54:24,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:54:24 BoogieIcfgContainer [2018-11-18 17:54:24,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:54:24,286 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 17:54:24,286 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 17:54:24,288 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 17:54:24,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 05:54:23" (1/3) ... [2018-11-18 17:54:24,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bab1fe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:54:24, skipping insertion in model container [2018-11-18 17:54:24,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:54:23" (2/3) ... [2018-11-18 17:54:24,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bab1fe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:54:24, skipping insertion in model container [2018-11-18 17:54:24,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:54:24" (3/3) ... [2018-11-18 17:54:24,290 INFO L112 eAbstractionObserver]: Analyzing ICFG sll2n_remove_all_true-unreach-call_true-valid-memsafety.i [2018-11-18 17:54:24,296 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 17:54:24,301 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 17:54:24,313 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 17:54:24,332 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 17:54:24,333 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 17:54:24,333 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 17:54:24,333 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 17:54:24,333 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 17:54:24,333 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 17:54:24,333 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 17:54:24,333 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 17:54:24,333 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 17:54:24,345 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2018-11-18 17:54:24,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 17:54:24,349 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:54:24,350 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 17:54:24,351 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:54:24,354 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:54:24,355 INFO L82 PathProgramCache]: Analyzing trace with hash -1380668420, now seen corresponding path program 1 times [2018-11-18 17:54:24,358 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 17:54:24,358 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 17:54:24,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:54:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:54:24,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:54:24,435 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 17:54:24,435 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 17:54:24,438 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:54:24,438 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 17:54:24,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 17:54:24,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 17:54:24,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 17:54:24,453 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 2 states. [2018-11-18 17:54:24,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:54:24,466 INFO L93 Difference]: Finished difference Result 59 states and 65 transitions. [2018-11-18 17:54:24,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 17:54:24,467 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-11-18 17:54:24,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:54:24,475 INFO L225 Difference]: With dead ends: 59 [2018-11-18 17:54:24,475 INFO L226 Difference]: Without dead ends: 33 [2018-11-18 17:54:24,478 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 17:54:24,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-11-18 17:54:24,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2018-11-18 17:54:24,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-11-18 17:54:24,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2018-11-18 17:54:24,508 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 17 [2018-11-18 17:54:24,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:54:24,509 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2018-11-18 17:54:24,509 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 17:54:24,509 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-11-18 17:54:24,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 17:54:24,510 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:54:24,510 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 17:54:24,510 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:54:24,510 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:54:24,510 INFO L82 PathProgramCache]: Analyzing trace with hash 1128794243, now seen corresponding path program 1 times [2018-11-18 17:54:24,511 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 17:54:24,511 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 17:54:24,530 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:54:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:54:24,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:54:24,598 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 17:54:24,598 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 17:54:24,602 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:54:24,602 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 17:54:24,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 17:54:24,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 17:54:24,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 17:54:24,604 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand 5 states. [2018-11-18 17:54:24,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:54:24,679 INFO L93 Difference]: Finished difference Result 53 states and 56 transitions. [2018-11-18 17:54:24,680 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 17:54:24,680 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2018-11-18 17:54:24,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:54:24,681 INFO L225 Difference]: With dead ends: 53 [2018-11-18 17:54:24,681 INFO L226 Difference]: Without dead ends: 38 [2018-11-18 17:54:24,682 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 17:54:24,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-11-18 17:54:24,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 35. [2018-11-18 17:54:24,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-11-18 17:54:24,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 36 transitions. [2018-11-18 17:54:24,691 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 36 transitions. Word has length 19 [2018-11-18 17:54:24,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:54:24,691 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 36 transitions. [2018-11-18 17:54:24,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 17:54:24,692 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-11-18 17:54:24,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 17:54:24,693 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:54:24,693 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, 1, 1] [2018-11-18 17:54:24,693 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:54:24,693 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:54:24,693 INFO L82 PathProgramCache]: Analyzing trace with hash 833306818, now seen corresponding path program 1 times [2018-11-18 17:54:24,694 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 17:54:24,694 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 17:54:24,708 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:54:24,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:54:24,761 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:54:24,794 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 17:54:24,794 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 17:54:24,998 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 17:54:24,999 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 17:54:25,000 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 17:54:25,010 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:54:25,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:54:25,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:54:25,055 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 17:54:25,056 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 17:54:25,073 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 17:54:25,073 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 10 [2018-11-18 17:54:25,073 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 17:54:25,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 17:54:25,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-11-18 17:54:25,074 INFO L87 Difference]: Start difference. First operand 35 states and 36 transitions. Second operand 10 states. [2018-11-18 17:54:25,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:54:25,255 INFO L93 Difference]: Finished difference Result 62 states and 68 transitions. [2018-11-18 17:54:25,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 17:54:25,256 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 29 [2018-11-18 17:54:25,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:54:25,257 INFO L225 Difference]: With dead ends: 62 [2018-11-18 17:54:25,258 INFO L226 Difference]: Without dead ends: 47 [2018-11-18 17:54:25,258 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2018-11-18 17:54:25,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-11-18 17:54:25,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 42. [2018-11-18 17:54:25,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-11-18 17:54:25,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 44 transitions. [2018-11-18 17:54:25,265 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 44 transitions. Word has length 29 [2018-11-18 17:54:25,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:54:25,266 INFO L480 AbstractCegarLoop]: Abstraction has 42 states and 44 transitions. [2018-11-18 17:54:25,266 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 17:54:25,266 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions. [2018-11-18 17:54:25,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 17:54:25,268 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:54:25,268 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1] [2018-11-18 17:54:25,268 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:54:25,268 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:54:25,269 INFO L82 PathProgramCache]: Analyzing trace with hash 643528502, now seen corresponding path program 1 times [2018-11-18 17:54:25,269 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 17:54:25,269 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 17:54:25,296 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:54:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:54:25,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:54:25,404 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 17:54:25,404 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 17:54:25,465 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 17:54:25,470 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 17:54:25,470 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 17:54:25,480 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:54:25,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:54:25,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:54:25,539 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 17:54:25,540 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 17:54:25,602 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 17:54:25,618 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-11-18 17:54:25,618 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 6] total 10 [2018-11-18 17:54:25,618 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 17:54:25,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 17:54:25,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-11-18 17:54:25,619 INFO L87 Difference]: Start difference. First operand 42 states and 44 transitions. Second operand 10 states. [2018-11-18 17:54:25,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:54:25,718 INFO L93 Difference]: Finished difference Result 58 states and 65 transitions. [2018-11-18 17:54:25,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 17:54:25,719 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 46 [2018-11-18 17:54:25,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:54:25,720 INFO L225 Difference]: With dead ends: 58 [2018-11-18 17:54:25,720 INFO L226 Difference]: Without dead ends: 54 [2018-11-18 17:54:25,720 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 173 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2018-11-18 17:54:25,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-11-18 17:54:25,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-11-18 17:54:25,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-18 17:54:25,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 60 transitions. [2018-11-18 17:54:25,729 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 60 transitions. Word has length 46 [2018-11-18 17:54:25,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:54:25,729 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 60 transitions. [2018-11-18 17:54:25,729 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 17:54:25,729 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2018-11-18 17:54:25,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 17:54:25,731 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:54:25,731 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] [2018-11-18 17:54:25,731 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:54:25,731 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:54:25,731 INFO L82 PathProgramCache]: Analyzing trace with hash -1882167135, now seen corresponding path program 2 times [2018-11-18 17:54:25,732 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 17:54:25,732 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 17:54:25,744 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-18 17:54:25,857 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-18 17:54:25,857 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 17:54:25,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:54:25,896 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 17:54:25,898 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:25,906 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:25,906 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-18 17:54:25,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 17:54:25,985 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 17:54:25,986 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:25,988 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-18 17:54:26,005 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-18 17:54:26,005 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,007 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,014 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,015 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:37, output treesize:29 [2018-11-18 17:54:26,144 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:26,156 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 19 treesize of output 20 [2018-11-18 17:54:26,160 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 17:54:26,160 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,168 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,188 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:26,194 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 19 treesize of output 20 [2018-11-18 17:54:26,197 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 17:54:26,197 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,203 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,216 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,216 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:56, output treesize:48 [2018-11-18 17:54:26,267 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:26,273 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:26,274 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 26 treesize of output 25 [2018-11-18 17:54:26,282 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 14 treesize of output 7 [2018-11-18 17:54:26,282 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,291 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,314 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:26,321 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 26 treesize of output 25 [2018-11-18 17:54:26,325 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 14 treesize of output 7 [2018-11-18 17:54:26,325 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,332 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,346 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 17:54:26,346 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:67, output treesize:54 [2018-11-18 17:54:26,450 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:26,451 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:26,452 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:26,453 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 17:54:26,453 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,470 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,470 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:62, output treesize:56 [2018-11-18 17:54:26,556 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 30 treesize of output 47 [2018-11-18 17:54:26,563 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 17:54:26,563 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,577 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,634 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 54 [2018-11-18 17:54:26,637 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 17:54:26,637 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,652 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:26,671 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 17:54:26,672 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:75, output treesize:88 [2018-11-18 17:54:26,946 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:26,949 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 121 [2018-11-18 17:54:26,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 125 treesize of output 102 [2018-11-18 17:54:26,955 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 17:54:26,979 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 17:54:27,017 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:27,037 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:27,039 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 78 treesize of output 100 [2018-11-18 17:54:27,044 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 62 treesize of output 49 [2018-11-18 17:54:27,045 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:27,063 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:27,085 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 17:54:27,085 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:138, output treesize:81 [2018-11-18 17:54:27,182 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:27,183 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:27,224 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:27,225 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 129 [2018-11-18 17:54:27,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 80 [2018-11-18 17:54:27,233 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:27,266 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:27,322 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:27,322 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:27,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 127 [2018-11-18 17:54:27,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 59 [2018-11-18 17:54:27,357 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:27,374 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:27,402 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 17:54:27,402 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:131, output treesize:111 [2018-11-18 17:54:27,501 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 66 [2018-11-18 17:54:27,504 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:27,505 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 17 treesize of output 13 [2018-11-18 17:54:27,506 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:27,524 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 27 treesize of output 15 [2018-11-18 17:54:27,524 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:27,534 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 17:54:27,534 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:27,548 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:27,575 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 39 [2018-11-18 17:54:27,579 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 13 treesize of output 5 [2018-11-18 17:54:27,579 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:27,596 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 13 treesize of output 9 [2018-11-18 17:54:27,596 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:27,603 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 17:54:27,603 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:27,606 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:27,618 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 17:54:27,618 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:106, output treesize:7 [2018-11-18 17:54:27,691 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 17:54:27,691 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 17:54:31,645 WARN L180 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 110 [2018-11-18 17:54:31,786 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-11-18 17:54:32,171 WARN L180 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-11-18 17:54:32,482 WARN L180 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-11-18 17:54:32,497 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-18 17:54:32,497 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:32,670 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 245 treesize of output 159 [2018-11-18 17:54:32,679 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 17:54:32,680 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:32,709 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:32,723 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 158 treesize of output 122 [2018-11-18 17:54:32,880 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2018-11-18 17:54:32,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-11-18 17:54:32,884 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:32,918 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:32,939 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:33,005 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 114 treesize of output 150 [2018-11-18 17:54:33,013 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-18 17:54:33,013 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:33,219 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:33,219 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:33,220 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 43 treesize of output 43 [2018-11-18 17:54:33,220 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:33,370 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:33,372 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 101 treesize of output 98 [2018-11-18 17:54:33,372 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:33,677 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:33,677 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:33,678 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 32 treesize of output 32 [2018-11-18 17:54:33,686 INFO L477 Elim1Store]: Elim1 applied some 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 10 treesize of output 14 [2018-11-18 17:54:33,687 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:33,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-11-18 17:54:33,698 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:33,704 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,015 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:34,016 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:34,016 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 102 treesize of output 101 [2018-11-18 17:54:34,027 INFO L477 Elim1Store]: Elim1 applied some 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 16 treesize of output 18 [2018-11-18 17:54:34,027 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-18 17:54:34,058 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:34,059 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 13 treesize of output 9 [2018-11-18 17:54:34,059 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,067 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,095 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:34,095 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:34,096 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 32 treesize of output 32 [2018-11-18 17:54:34,106 INFO L477 Elim1Store]: Elim1 applied some 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 10 treesize of output 14 [2018-11-18 17:54:34,107 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-11-18 17:54:34,118 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,124 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,137 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, 8 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 17:54:34,150 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 17:54:34,163 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 17:54:34,196 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-18 17:54:34,197 INFO L202 ElimStorePlain]: Needed 19 recursive calls to eliminate 8 variables, input treesize:523, output treesize:47 [2018-11-18 17:54:34,308 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 17:54:34,308 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 17:54:34,315 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-18 17:54:34,362 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-18 17:54:34,362 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 17:54:34,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:54:34,376 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 17:54:34,377 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,379 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,379 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-11-18 17:54:34,451 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 17:54:34,453 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 17:54:34,453 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,456 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,470 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 17:54:34,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 17:54:34,472 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,475 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,483 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,483 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:37, output treesize:29 [2018-11-18 17:54:34,493 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:34,505 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 17:54:34,509 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-18 17:54:34,509 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,517 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,538 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:34,544 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 17:54:34,546 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 17:54:34,546 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,552 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,567 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,567 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:60, output treesize:52 [2018-11-18 17:54:34,604 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:34,611 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:34,612 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 26 treesize of output 25 [2018-11-18 17:54:34,615 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 14 treesize of output 7 [2018-11-18 17:54:34,615 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,623 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,649 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:34,655 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 26 treesize of output 25 [2018-11-18 17:54:34,660 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 14 treesize of output 7 [2018-11-18 17:54:34,660 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,666 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,680 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 17:54:34,680 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:67, output treesize:54 [2018-11-18 17:54:34,699 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:34,700 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:34,701 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:34,701 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 22 treesize of output 21 [2018-11-18 17:54:34,702 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,716 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,716 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:61, output treesize:53 [2018-11-18 17:54:34,839 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 30 treesize of output 47 [2018-11-18 17:54:34,843 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 17:54:34,843 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,856 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,893 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 54 [2018-11-18 17:54:34,895 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 17:54:34,895 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,908 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:34,925 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 17:54:34,926 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:72, output treesize:85 [2018-11-18 17:54:35,068 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:35,073 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 84 treesize of output 128 [2018-11-18 17:54:35,076 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 66 treesize of output 46 [2018-11-18 17:54:35,077 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:35,098 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:35,135 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 17:54:35,139 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 89 [2018-11-18 17:54:35,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 72 [2018-11-18 17:54:35,144 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 17:54:35,162 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 17:54:35,179 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 17:54:35,179 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:135, output treesize:72 [2018-11-18 17:54:35,328 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 96 [2018-11-18 17:54:35,335 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 55 treesize of output 47 [2018-11-18 17:54:35,335 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:35,358 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:35,402 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:35,403 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 76 treesize of output 104 [2018-11-18 17:54:35,406 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 66 treesize of output 64 [2018-11-18 17:54:35,406 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:35,423 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:35,443 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 17:54:35,443 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:122, output treesize:102 [2018-11-18 17:54:35,585 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 72 [2018-11-18 17:54:35,589 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 47 treesize of output 28 [2018-11-18 17:54:35,590 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:35,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-11-18 17:54:35,607 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:35,618 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 17:54:35,618 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:35,624 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:35,647 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 39 [2018-11-18 17:54:35,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-11-18 17:54:35,651 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:35,663 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 13 treesize of output 9 [2018-11-18 17:54:35,664 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:35,669 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 17:54:35,670 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:35,671 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:35,676 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:35,676 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 5 variables, input treesize:116, output treesize:7 [2018-11-18 17:54:35,697 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 17:54:35,697 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 17:54:35,978 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-11-18 17:54:39,701 WARN L180 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 110 [2018-11-18 17:54:39,873 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-11-18 17:54:40,150 WARN L180 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-11-18 17:54:40,397 WARN L180 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-11-18 17:54:40,412 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-18 17:54:40,412 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:40,471 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 245 treesize of output 223 [2018-11-18 17:54:40,482 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 9 treesize of output 8 [2018-11-18 17:54:40,483 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:40,517 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:40,536 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 222 treesize of output 218 [2018-11-18 17:54:40,619 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 17:54:40,619 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:40,645 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:40,650 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 206 treesize of output 203 [2018-11-18 17:54:40,655 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 194 treesize of output 183 [2018-11-18 17:54:40,655 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:40,668 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:40,672 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 17:54:40,677 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:40,725 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 183 treesize of output 97 [2018-11-18 17:54:40,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-11-18 17:54:40,731 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:40,749 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:40,759 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 60 [2018-11-18 17:54:40,819 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 17:54:40,819 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:40,839 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:40,845 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:40,884 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 88 [2018-11-18 17:54:40,890 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-18 17:54:40,890 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:41,044 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:41,045 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 39 treesize of output 35 [2018-11-18 17:54:41,045 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:41,212 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 43 treesize of output 36 [2018-11-18 17:54:41,212 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:41,357 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:41,358 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:41,358 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 40 treesize of output 39 [2018-11-18 17:54:41,369 INFO L477 Elim1Store]: Elim1 applied some 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 16 treesize of output 18 [2018-11-18 17:54:41,370 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-18 17:54:41,384 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 13 treesize of output 9 [2018-11-18 17:54:41,384 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:41,390 INFO L267 ElimStorePlain]: Start of recursive call 17: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:41,448 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:41,448 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:41,449 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 36 treesize of output 34 [2018-11-18 17:54:41,460 INFO L477 Elim1Store]: Elim1 applied some 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 10 treesize of output 14 [2018-11-18 17:54:41,460 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:41,471 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 18 treesize of output 8 [2018-11-18 17:54:41,472 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:41,477 INFO L267 ElimStorePlain]: Start of recursive call 20: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:41,580 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:41,580 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:41,581 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 40 treesize of output 36 [2018-11-18 17:54:41,615 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-11-18 17:54:41,616 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:41,622 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:41,647 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:41,648 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 17:54:41,648 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 32 treesize of output 32 [2018-11-18 17:54:41,659 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 15 treesize of output 21 [2018-11-18 17:54:41,660 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-18 17:54:41,674 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 17:54:41,674 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-11-18 17:54:41,680 INFO L267 ElimStorePlain]: Start of recursive call 25: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 17:54:41,705 INFO L267 ElimStorePlain]: Start of recursive call 13: 4 dim-1 vars, 7 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 17:54:41,718 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 17:54:41,729 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 17:54:41,746 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 4 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-18 17:54:41,747 INFO L202 ElimStorePlain]: Needed 27 recursive calls to eliminate 10 variables, input treesize:523, output treesize:39 [2018-11-18 17:54:41,885 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 17:54:41,885 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 27 [2018-11-18 17:54:41,885 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-11-18 17:54:41,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-11-18 17:54:41,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=1295, Unknown=1, NotChecked=0, Total=1406 [2018-11-18 17:54:41,886 INFO L87 Difference]: Start difference. First operand 54 states and 60 transitions. Second operand 27 states. [2018-11-18 17:54:44,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:54:44,108 INFO L93 Difference]: Finished difference Result 79 states and 91 transitions. [2018-11-18 17:54:44,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-18 17:54:44,109 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 53 [2018-11-18 17:54:44,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:54:44,111 INFO L225 Difference]: With dead ends: 79 [2018-11-18 17:54:44,111 INFO L226 Difference]: Without dead ends: 75 [2018-11-18 17:54:44,112 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 109 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 261 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=141, Invalid=1664, Unknown=1, NotChecked=0, Total=1806 [2018-11-18 17:54:44,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2018-11-18 17:54:44,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 73. [2018-11-18 17:54:44,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2018-11-18 17:54:44,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 83 transitions. [2018-11-18 17:54:44,120 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 83 transitions. Word has length 53 [2018-11-18 17:54:44,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:54:44,121 INFO L480 AbstractCegarLoop]: Abstraction has 73 states and 83 transitions. [2018-11-18 17:54:44,121 INFO L481 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-11-18 17:54:44,121 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 83 transitions. [2018-11-18 17:54:44,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 17:54:44,122 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:54:44,122 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 17:54:44,122 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:54:44,123 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:54:44,123 INFO L82 PathProgramCache]: Analyzing trace with hash -558051040, now seen corresponding path program 3 times [2018-11-18 17:54:44,123 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 17:54:44,123 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 17:54:44,137 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-11-18 17:54:44,335 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-11-18 17:54:44,335 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 17:54:44,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:54:44,396 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 17:54:44,396 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 17:54:44,537 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 17:54:44,539 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 17:54:44,539 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 17:54:44,548 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-18 17:54:45,658 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-11-18 17:54:45,658 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 17:54:45,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:54:45,751 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 17:54:45,751 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 17:54:46,211 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 17:54:46,231 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-11-18 17:54:46,231 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 9, 9] total 20 [2018-11-18 17:54:46,232 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-11-18 17:54:46,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-11-18 17:54:46,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=308, Unknown=0, NotChecked=0, Total=380 [2018-11-18 17:54:46,232 INFO L87 Difference]: Start difference. First operand 73 states and 83 transitions. Second operand 20 states. [2018-11-18 17:54:47,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:54:47,074 INFO L93 Difference]: Finished difference Result 99 states and 113 transitions. [2018-11-18 17:54:47,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 17:54:47,075 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 63 [2018-11-18 17:54:47,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:54:47,076 INFO L225 Difference]: With dead ends: 99 [2018-11-18 17:54:47,076 INFO L226 Difference]: Without dead ends: 54 [2018-11-18 17:54:47,077 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 231 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=145, Invalid=611, Unknown=0, NotChecked=0, Total=756 [2018-11-18 17:54:47,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-11-18 17:54:47,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-11-18 17:54:47,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-18 17:54:47,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 58 transitions. [2018-11-18 17:54:47,083 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 58 transitions. Word has length 63 [2018-11-18 17:54:47,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:54:47,083 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 58 transitions. [2018-11-18 17:54:47,083 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-11-18 17:54:47,083 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2018-11-18 17:54:47,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 17:54:47,085 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:54:47,085 INFO L375 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 3, 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 17:54:47,085 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:54:47,085 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:54:47,085 INFO L82 PathProgramCache]: Analyzing trace with hash -1368870143, now seen corresponding path program 4 times [2018-11-18 17:54:47,085 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 17:54:47,086 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 17:54:47,108 INFO L101 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-18 17:54:47,174 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-18 17:54:47,174 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 17:54:47,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:54:47,205 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 32 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 17:54:47,205 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 17:54:47,274 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 20 proven. 8 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 17:54:47,277 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 17:54:47,277 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/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 17:54:47,287 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-18 17:54:47,316 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-18 17:54:47,316 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 17:54:47,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:54:47,333 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 23 proven. 18 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 17:54:47,333 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 17:54:47,532 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 17:54:47,549 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-11-18 17:54:47,549 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 7, 9] total 18 [2018-11-18 17:54:47,549 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-18 17:54:47,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-18 17:54:47,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2018-11-18 17:54:47,550 INFO L87 Difference]: Start difference. First operand 54 states and 58 transitions. Second operand 18 states. [2018-11-18 17:54:47,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:54:47,616 INFO L93 Difference]: Finished difference Result 57 states and 60 transitions. [2018-11-18 17:54:47,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 17:54:47,617 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 67 [2018-11-18 17:54:47,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:54:47,617 INFO L225 Difference]: With dead ends: 57 [2018-11-18 17:54:47,617 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 17:54:47,617 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 249 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=109, Invalid=311, Unknown=0, NotChecked=0, Total=420 [2018-11-18 17:54:47,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 17:54:47,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 17:54:47,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 17:54:47,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 17:54:47,618 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2018-11-18 17:54:47,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:54:47,618 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 17:54:47,618 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-18 17:54:47,618 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 17:54:47,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 17:54:47,622 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 17:54:47,914 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2018-11-18 17:54:48,199 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2018-11-18 17:54:48,205 INFO L425 ceAbstractionStarter]: For program point L561(line 561) no Hoare annotation was computed. [2018-11-18 17:54:48,205 INFO L425 ceAbstractionStarter]: For program point exitEXIT(lines 560 562) no Hoare annotation was computed. [2018-11-18 17:54:48,205 INFO L428 ceAbstractionStarter]: At program point exitENTRY(lines 560 562) the Hoare annotation is: true [2018-11-18 17:54:48,205 INFO L425 ceAbstractionStarter]: For program point exitFINAL(lines 560 562) no Hoare annotation was computed. [2018-11-18 17:54:48,205 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 17:54:48,205 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-11-18 17:54:48,205 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 17:54:48,205 INFO L421 ceAbstractionStarter]: At program point L575(line 575) the Hoare annotation is: (let ((.cse0 (bvsgt sll_create_~len (_ bv0 32))) (.cse1 (= (_ bv0 32) sll_create_~head~0.offset))) (or (and .cse0 (bvsgt (bvadd |sll_create_#in~len| (_ bv4294967294 32)) (_ bv0 32))) (and (= |#valid| |old(#valid)|) (= |sll_create_#in~len| sll_create_~len) .cse0 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) .cse1 (= sll_create_~head~0.base (_ bv0 32)) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (and (= (store |old(#valid)| sll_create_~head~0.base (_ bv1 1)) |#valid|) (= (bvadd |sll_create_#in~len| (_ bv4294967295 32)) sll_create_~len) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) (_ bv4 32)) (_ bv0 32)) .cse0 .cse1 (= (select |old(#valid)| sll_create_~head~0.base) (_ bv0 1)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) (_ bv4 32)))))) [2018-11-18 17:54:48,206 INFO L425 ceAbstractionStarter]: For program point sll_createEXIT(lines 572 580) no Hoare annotation was computed. [2018-11-18 17:54:48,206 INFO L425 ceAbstractionStarter]: For program point L575-1(line 575) no Hoare annotation was computed. [2018-11-18 17:54:48,206 INFO L425 ceAbstractionStarter]: For program point L574-1(lines 574 578) no Hoare annotation was computed. [2018-11-18 17:54:48,206 INFO L425 ceAbstractionStarter]: For program point L574-3(lines 574 578) no Hoare annotation was computed. [2018-11-18 17:54:48,206 INFO L421 ceAbstractionStarter]: At program point L574-4(lines 574 578) the Hoare annotation is: (let ((.cse5 (bvadd |sll_create_#in~len| (_ bv4294967294 32)))) (let ((.cse0 (bvsgt .cse5 (_ bv0 32)))) (let ((.cse1 (or .cse0 (not (bvsgt (bvadd sll_create_~len (_ bv4294967294 32)) (_ bv0 32))))) (.cse2 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) (_ bv4 32))) (.cse4 (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) (_ bv4 32)))) (.cse3 (= (_ bv0 32) sll_create_~head~0.offset))) (or .cse0 (and .cse1 (= (select (select |#memory_$Pointer$.offset| .cse2) (_ bv4 32)) (_ bv0 32)) (= (select |old(#valid)| .cse2) (_ bv0 1)) (= (select (store |old(#valid)| .cse2 (_ bv1 1)) sll_create_~head~0.base) (_ bv0 1)) .cse3 (= (_ bv0 32) (select (select |#memory_$Pointer$.base| .cse2) (_ bv4 32))) .cse4 (= .cse5 sll_create_~len)) (and .cse1 (= (store |old(#valid)| sll_create_~head~0.base (_ bv1 1)) |#valid|) (= (bvadd |sll_create_#in~len| (_ bv4294967295 32)) sll_create_~len) (= .cse2 (_ bv0 32)) .cse3 (= (select |old(#valid)| sll_create_~head~0.base) (_ bv0 1)) .cse4) (and (= |#valid| |old(#valid)|) (= |sll_create_#in~len| sll_create_~len) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) .cse3 (= sll_create_~head~0.base (_ bv0 32)) (= |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))) [2018-11-18 17:54:48,206 INFO L425 ceAbstractionStarter]: For program point L574-5(lines 574 578) no Hoare annotation was computed. [2018-11-18 17:54:48,206 INFO L421 ceAbstractionStarter]: At program point sll_createENTRY(lines 572 580) 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 17:54:48,206 INFO L425 ceAbstractionStarter]: For program point sll_createFINAL(lines 572 580) no Hoare annotation was computed. [2018-11-18 17:54:48,206 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 17:54:48,206 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-18 17:54:48,206 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 17:54:48,206 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 17:54:48,206 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 586 600) no Hoare annotation was computed. [2018-11-18 17:54:48,206 INFO L421 ceAbstractionStarter]: At program point L595(lines 586 600) the Hoare annotation is: false [2018-11-18 17:54:48,206 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 591 593) no Hoare annotation was computed. [2018-11-18 17:54:48,206 INFO L421 ceAbstractionStarter]: At program point L589(line 589) the Hoare annotation is: (and (= (bvadd (select |#valid| |main_~#s~0.base|) (_ bv1 1)) (_ bv0 1)) (= |main_~#s~0.offset| (_ bv0 32)) (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32))) [2018-11-18 17:54:48,206 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 586 600) no Hoare annotation was computed. [2018-11-18 17:54:48,206 INFO L425 ceAbstractionStarter]: For program point L589-1(line 589) no Hoare annotation was computed. [2018-11-18 17:54:48,207 INFO L421 ceAbstractionStarter]: At program point L591-3(lines 591 593) the Hoare annotation is: (let ((.cse0 (= |main_~#s~0.offset| (_ bv0 32))) (.cse5 (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))) (or (and .cse0 (exists ((v_arrayElimCell_10 (_ BitVec 32))) (let ((.cse3 (bvadd |main_~#s~0.offset| (_ bv4 32))) (.cse2 (select |#memory_$Pointer$.base| v_arrayElimCell_10))) (let ((.cse1 (select .cse2 (_ bv4 32))) (.cse4 (select (select |#memory_$Pointer$.offset| v_arrayElimCell_10) .cse3))) (and (not (= |main_~#s~0.base| .cse1)) (= (select (select |#memory_$Pointer$.base| .cse1) (_ bv4 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| .cse1) (_ bv4 32))) (not (= .cse1 v_arrayElimCell_10)) (not (= |main_~#s~0.base| v_arrayElimCell_10)) (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) (select .cse2 .cse3)) (= |main_~#s~0.offset| .cse4) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) .cse4))))) (= main_~i~0 (_ bv0 32)) .cse5) (and .cse0 .cse5 (exists ((v_arrayElimCell_10 (_ BitVec 32))) (let ((.cse8 (select |#memory_$Pointer$.base| v_arrayElimCell_10)) (.cse12 (bvadd |main_~#s~0.offset| (_ bv4 32)))) (let ((.cse11 (select (select |#memory_$Pointer$.offset| v_arrayElimCell_10) .cse12)) (.cse9 (select .cse8 .cse12))) (let ((.cse6 (select |#memory_$Pointer$.base| .cse9)) (.cse7 (bvadd .cse11 (_ bv4 32))) (.cse10 (select |#memory_$Pointer$.offset| .cse9))) (and (= (select .cse6 .cse7) (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (_ bv0 32) (select .cse6 (_ bv4 32))) (not (= (select .cse8 (_ bv4 32)) v_arrayElimCell_10)) (not (= |main_~#s~0.base| v_arrayElimCell_10)) (not (= |main_~#s~0.base| .cse9)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (select .cse10 .cse7)) (= |main_~#s~0.offset| .cse11) (= (select .cse10 (_ bv4 32)) (_ bv0 32))))))) (= (_ bv4294967295 32) main_~i~0)) (let ((.cse14 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (let ((.cse13 (select (select |#memory_$Pointer$.base| .cse14) (_ bv4 32)))) (and (not (= .cse13 |main_~#s~0.base|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| .cse14) (_ bv4 32))) .cse0 .cse5 (not (= .cse13 .cse14)) (= (select (select |#memory_$Pointer$.base| .cse13) (_ bv4 32)) (_ bv0 32)) (not (= |main_~#s~0.base| .cse14)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| .cse13) (_ bv4 32))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32))))))) [2018-11-18 17:54:48,207 INFO L425 ceAbstractionStarter]: For program point L591-4(lines 591 593) no Hoare annotation was computed. [2018-11-18 17:54:48,207 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 598) no Hoare annotation was computed. [2018-11-18 17:54:48,207 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 586 600) 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 17:54:48,207 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-11-18 17:54:48,207 INFO L421 ceAbstractionStarter]: At program point L592(line 592) the Hoare annotation is: (let ((.cse0 (= |main_~#s~0.offset| (_ bv0 32))) (.cse5 (= (bvadd main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))) (or (and .cse0 (exists ((v_arrayElimCell_10 (_ BitVec 32))) (let ((.cse3 (bvadd |main_~#s~0.offset| (_ bv4 32))) (.cse2 (select |#memory_$Pointer$.base| v_arrayElimCell_10))) (let ((.cse1 (select .cse2 (_ bv4 32))) (.cse4 (select (select |#memory_$Pointer$.offset| v_arrayElimCell_10) .cse3))) (and (not (= |main_~#s~0.base| .cse1)) (= (select (select |#memory_$Pointer$.base| .cse1) (_ bv4 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| .cse1) (_ bv4 32))) (not (= .cse1 v_arrayElimCell_10)) (not (= |main_~#s~0.base| v_arrayElimCell_10)) (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) (select .cse2 .cse3)) (= |main_~#s~0.offset| .cse4) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) .cse4))))) (= main_~i~0 (_ bv0 32)) .cse5) (let ((.cse7 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (let ((.cse6 (select (select |#memory_$Pointer$.base| .cse7) (_ bv4 32)))) (and (not (= .cse6 |main_~#s~0.base|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| .cse7) (_ bv4 32))) .cse0 .cse5 (not (= .cse6 .cse7)) (= (select (select |#memory_$Pointer$.base| .cse6) (_ bv4 32)) (_ bv0 32)) (not (= |main_~#s~0.base| .cse7)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| .cse6) (_ bv4 32))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32))))))) [2018-11-18 17:54:48,207 INFO L425 ceAbstractionStarter]: For program point L592-1(lines 591 593) no Hoare annotation was computed. [2018-11-18 17:54:48,207 INFO L425 ceAbstractionStarter]: For program point sll_remove_firstEXIT(lines 581 585) no Hoare annotation was computed. [2018-11-18 17:54:48,207 INFO L421 ceAbstractionStarter]: At program point sll_remove_firstENTRY(lines 581 585) 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 17:54:48,207 INFO L425 ceAbstractionStarter]: For program point sll_remove_firstFINAL(lines 581 585) no Hoare annotation was computed. [2018-11-18 17:54:48,207 INFO L421 ceAbstractionStarter]: At program point node_createENTRY(lines 563 571) 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 17:54:48,207 INFO L425 ceAbstractionStarter]: For program point node_createFINAL(lines 563 571) no Hoare annotation was computed. [2018-11-18 17:54:48,207 INFO L428 ceAbstractionStarter]: At program point L566(line 566) the Hoare annotation is: true [2018-11-18 17:54:48,207 INFO L425 ceAbstractionStarter]: For program point node_createEXIT(lines 563 571) no Hoare annotation was computed. [2018-11-18 17:54:48,208 INFO L425 ceAbstractionStarter]: For program point L565(lines 565 567) no Hoare annotation was computed. [2018-11-18 17:54:48,208 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 565 567) no Hoare annotation was computed. [2018-11-18 17:54:48,215 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,216 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,216 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,217 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,217 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,217 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,217 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,218 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,218 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,218 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,218 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,218 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,219 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,219 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,219 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,219 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,219 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,219 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,219 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,220 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,220 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,220 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,220 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,220 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,220 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,220 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,221 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,221 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,221 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,221 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,221 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,221 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,221 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,221 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,222 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,222 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,222 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,222 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,222 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,222 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,222 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,223 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,223 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,223 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,223 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,223 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,224 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,224 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,224 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,224 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,225 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,226 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,227 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,229 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,229 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,230 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,230 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,230 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,230 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,230 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,230 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,230 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,230 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,237 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,237 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,237 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,238 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,238 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,238 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,238 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,238 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,239 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,239 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,239 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,239 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,239 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,240 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,240 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,240 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,240 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,240 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,241 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,241 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,241 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,241 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,241 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,242 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,242 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,242 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,242 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,243 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,243 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,243 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,243 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,243 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,244 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,244 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,244 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,244 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,244 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,245 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,245 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,245 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,245 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,245 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,246 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,246 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,246 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,246 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,246 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,247 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,247 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,247 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,247 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,248 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,248 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,248 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,248 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,248 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,249 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,249 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,249 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,249 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,249 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,250 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,250 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,250 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,251 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,251 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,251 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,251 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,251 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,252 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,252 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,252 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,252 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,252 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,253 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,253 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,253 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,253 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,255 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,255 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,255 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,255 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,255 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,256 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,256 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,256 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,256 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,256 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,257 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,257 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,257 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,257 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,257 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,257 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,258 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,258 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,258 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,260 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,260 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,261 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,261 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,261 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,261 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,261 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,261 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,261 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,262 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,262 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,262 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,262 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,262 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,262 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,262 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,264 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,264 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,264 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,264 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,265 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,265 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,265 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,265 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,265 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,266 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,266 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,266 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,266 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,266 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,267 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,267 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,267 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,267 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,267 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,268 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,268 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,268 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,268 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,268 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,268 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,269 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 05:54:48 BoogieIcfgContainer [2018-11-18 17:54:48,270 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 17:54:48,271 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 17:54:48,271 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 17:54:48,271 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 17:54:48,271 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:54:24" (3/4) ... [2018-11-18 17:54:48,275 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 17:54:48,282 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure exit [2018-11-18 17:54:48,282 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 17:54:48,282 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure sll_create [2018-11-18 17:54:48,282 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 17:54:48,282 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure sll_remove_first [2018-11-18 17:54:48,283 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure node_create [2018-11-18 17:54:48,287 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-18 17:54:48,287 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 17:54:48,287 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 17:54:48,312 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvsgt32(~bvadd64(\old(len), 4294967294bv32), 0bv32) || ((((((((~bvsgt32(~bvadd64(\old(len), 4294967294bv32), 0bv32) || !~bvsgt32(~bvadd64(len, 4294967294bv32), 0bv32)) && #memory_$Pointer$[#memory_$Pointer$[head][4bv32]][4bv32] == 0bv32) && \old(\valid)[#memory_$Pointer$[head][4bv32]] == 0bv1) && \old(\valid)[#memory_$Pointer$[head][4bv32] := 1bv1][head] == 0bv1) && 0bv32 == head) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[head][4bv32]][4bv32]) && 0bv32 == #memory_$Pointer$[head][4bv32]) && ~bvadd64(\old(len), 4294967294bv32) == len)) || (((((((~bvsgt32(~bvadd64(\old(len), 4294967294bv32), 0bv32) || !~bvsgt32(~bvadd64(len, 4294967294bv32), 0bv32)) && \old(\valid)[head := 1bv1] == \valid) && ~bvadd64(\old(len), 4294967295bv32) == len) && #memory_$Pointer$[head][4bv32] == 0bv32) && 0bv32 == head) && \old(\valid)[head] == 0bv1) && 0bv32 == #memory_$Pointer$[head][4bv32])) || (((((\valid == \old(\valid) && \old(len) == len) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 0bv32 == head) && head == 0bv32) && \old(#memory_$Pointer$) == #memory_$Pointer$) [2018-11-18 17:54:48,313 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((s == 0bv32 && (\exists v_arrayElimCell_10 : bv32 :: ((((((!(s == #memory_$Pointer$[v_arrayElimCell_10][4bv32]) && #memory_$Pointer$[#memory_$Pointer$[v_arrayElimCell_10][4bv32]][4bv32] == 0bv32) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[v_arrayElimCell_10][4bv32]][4bv32]) && !(#memory_$Pointer$[v_arrayElimCell_10][4bv32] == v_arrayElimCell_10)) && !(s == v_arrayElimCell_10)) && #memory_$Pointer$[s][s] == #memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)]) && s == #memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)]) && #memory_$Pointer$[s][s] == #memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)])) && i == 0bv32) && ~bvadd64(len, 4294967294bv32) == 0bv32) || (((s == 0bv32 && ~bvadd64(len, 4294967294bv32) == 0bv32) && (\exists v_arrayElimCell_10 : bv32 :: ((((((#memory_$Pointer$[#memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)]][~bvadd64(#memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)], 4bv32)] == #memory_$Pointer$[s][s] && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)]][4bv32]) && !(#memory_$Pointer$[v_arrayElimCell_10][4bv32] == v_arrayElimCell_10)) && !(s == v_arrayElimCell_10)) && !(s == #memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)])) && #memory_$Pointer$[s][s] == #memory_$Pointer$[#memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)]][~bvadd64(#memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)], 4bv32)]) && s == #memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)]) && #memory_$Pointer$[#memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)]][4bv32] == 0bv32)) && 4294967295bv32 == i)) || (((((((((!(#memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32] == s) && #memory_$Pointer$[s][s] == 0bv32) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32]) && s == 0bv32) && ~bvadd64(len, 4294967294bv32) == 0bv32) && !(#memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32] == #memory_$Pointer$[s][s])) && #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32]][4bv32] == 0bv32) && !(s == #memory_$Pointer$[s][s])) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32]][4bv32]) && ~bvadd64(i, 4294967295bv32) == 0bv32) [2018-11-18 17:54:48,324 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0f8e8eb6-ca67-4d2e-9cf8-69b46ce6622a/bin-2019/utaipan/witness.graphml [2018-11-18 17:54:48,324 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 17:54:48,325 INFO L168 Benchmark]: Toolchain (without parser) took 24753.40 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 319.3 MB). Free memory was 944.4 MB in the beginning and 1.2 GB in the end (delta: -296.1 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2018-11-18 17:54:48,325 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:54:48,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.30 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 917.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-18 17:54:48,326 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 917.5 MB in the beginning and 1.1 GB in the end (delta: -210.3 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2018-11-18 17:54:48,326 INFO L168 Benchmark]: Boogie Preprocessor took 24.01 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-18 17:54:48,326 INFO L168 Benchmark]: RCFGBuilder took 256.62 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-18 17:54:48,326 INFO L168 Benchmark]: TraceAbstraction took 23984.85 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 185.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -143.4 MB). Peak memory consumption was 428.6 MB. Max. memory is 11.5 GB. [2018-11-18 17:54:48,326 INFO L168 Benchmark]: Witness Printer took 53.79 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:54:48,327 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 362.30 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 917.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 917.5 MB in the beginning and 1.1 GB in the end (delta: -210.3 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 256.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 23984.85 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 185.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -143.4 MB). Peak memory consumption was 428.6 MB. Max. memory is 11.5 GB. * Witness Printer took 53.79 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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_$Pointer$.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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] - 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_$Pointer$.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_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.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_$Pointer$.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_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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: 598]: 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: 591]: Loop Invariant [2018-11-18 17:54:48,334 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,334 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,334 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,334 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,335 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,335 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,335 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,335 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,335 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,336 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,336 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,336 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,336 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,336 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,337 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,337 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,337 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,337 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,337 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,337 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,337 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,338 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,338 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,338 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,338 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,338 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,339 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,339 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,339 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,339 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,339 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,339 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,340 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,340 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,340 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,340 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,340 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,340 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,341 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,341 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,341 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,341 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,341 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,341 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,342 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,342 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,343 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,343 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,343 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,343 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,343 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,343 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,343 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,344 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,344 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,344 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,344 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,345 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,345 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,345 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,345 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,345 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,345 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,346 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,346 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,346 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,346 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,346 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,346 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,346 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,347 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,347 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,347 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,347 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,347 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,347 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,348 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,348 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,348 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,348 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,348 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,348 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,348 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,349 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,349 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,349 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,349 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,349 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,349 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,350 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,350 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,350 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,350 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,350 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,350 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,350 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,351 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,351 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,351 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,352 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,352 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,352 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,352 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,352 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,352 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,352 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,352 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,352 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,353 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,353 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,353 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,353 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,353 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,353 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,353 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,354 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,354 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,354 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,354 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,354 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,354 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,355 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,355 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,355 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,355 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,355 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,355 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,355 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,355 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,355 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,355 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,356 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,356 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,356 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,356 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,356 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,356 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,356 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,356 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,357 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,357 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,357 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,357 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,357 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_10,QUANTIFIED] [2018-11-18 17:54:48,357 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,357 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,358 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,358 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,358 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,358 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,358 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,358 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,359 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,359 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,359 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,359 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,359 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,359 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,359 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,360 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,360 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,360 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,360 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,361 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,361 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,361 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,361 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,361 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,361 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,361 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,362 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,362 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,362 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,362 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,362 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,362 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,363 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,363 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,363 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,363 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,363 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,363 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,364 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,364 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,364 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,364 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,364 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,364 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,364 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,365 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,365 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,365 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,365 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,365 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,365 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,365 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,366 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,366 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,366 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,366 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((s == 0bv32 && (\exists v_arrayElimCell_10 : bv32 :: ((((((!(s == #memory_$Pointer$[v_arrayElimCell_10][4bv32]) && #memory_$Pointer$[#memory_$Pointer$[v_arrayElimCell_10][4bv32]][4bv32] == 0bv32) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[v_arrayElimCell_10][4bv32]][4bv32]) && !(#memory_$Pointer$[v_arrayElimCell_10][4bv32] == v_arrayElimCell_10)) && !(s == v_arrayElimCell_10)) && #memory_$Pointer$[s][s] == #memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)]) && s == #memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)]) && #memory_$Pointer$[s][s] == #memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)])) && i == 0bv32) && ~bvadd64(len, 4294967294bv32) == 0bv32) || (((s == 0bv32 && ~bvadd64(len, 4294967294bv32) == 0bv32) && (\exists v_arrayElimCell_10 : bv32 :: ((((((#memory_$Pointer$[#memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)]][~bvadd64(#memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)], 4bv32)] == #memory_$Pointer$[s][s] && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)]][4bv32]) && !(#memory_$Pointer$[v_arrayElimCell_10][4bv32] == v_arrayElimCell_10)) && !(s == v_arrayElimCell_10)) && !(s == #memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)])) && #memory_$Pointer$[s][s] == #memory_$Pointer$[#memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)]][~bvadd64(#memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)], 4bv32)]) && s == #memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)]) && #memory_$Pointer$[#memory_$Pointer$[v_arrayElimCell_10][~bvadd64(s, 4bv32)]][4bv32] == 0bv32)) && 4294967295bv32 == i)) || (((((((((!(#memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32] == s) && #memory_$Pointer$[s][s] == 0bv32) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32]) && s == 0bv32) && ~bvadd64(len, 4294967294bv32) == 0bv32) && !(#memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32] == #memory_$Pointer$[s][s])) && #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32]][4bv32] == 0bv32) && !(s == #memory_$Pointer$[s][s])) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[s][s]][4bv32]][4bv32]) && ~bvadd64(i, 4294967295bv32) == 0bv32) - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 574]: Loop Invariant [2018-11-18 17:54:48,367 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,367 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,367 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,367 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,376 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,376 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,376 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,376 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,376 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,376 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,377 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,377 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,377 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,377 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,377 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,377 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,378 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,378 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,378 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,378 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,378 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,378 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,378 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,378 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,378 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,379 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,379 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,379 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,379 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,386 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,386 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,386 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,386 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,386 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,386 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,386 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,386 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 17:54:48,386 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,386 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 17:54:48,386 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,387 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,387 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,387 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,387 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,387 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,387 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,387 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,387 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,387 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,387 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,387 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 17:54:48,387 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((~bvsgt32(~bvadd64(\old(len), 4294967294bv32), 0bv32) || ((((((((~bvsgt32(~bvadd64(\old(len), 4294967294bv32), 0bv32) || !~bvsgt32(~bvadd64(len, 4294967294bv32), 0bv32)) && #memory_$Pointer$[#memory_$Pointer$[head][4bv32]][4bv32] == 0bv32) && \old(\valid)[#memory_$Pointer$[head][4bv32]] == 0bv1) && \old(\valid)[#memory_$Pointer$[head][4bv32] := 1bv1][head] == 0bv1) && 0bv32 == head) && 0bv32 == #memory_$Pointer$[#memory_$Pointer$[head][4bv32]][4bv32]) && 0bv32 == #memory_$Pointer$[head][4bv32]) && ~bvadd64(\old(len), 4294967294bv32) == len)) || (((((((~bvsgt32(~bvadd64(\old(len), 4294967294bv32), 0bv32) || !~bvsgt32(~bvadd64(len, 4294967294bv32), 0bv32)) && \old(\valid)[head := 1bv1] == \valid) && ~bvadd64(\old(len), 4294967295bv32) == len) && #memory_$Pointer$[head][4bv32] == 0bv32) && 0bv32 == head) && \old(\valid)[head] == 0bv1) && 0bv32 == #memory_$Pointer$[head][4bv32])) || (((((\valid == \old(\valid) && \old(len) == len) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 0bv32 == head) && head == 0bv32) && \old(#memory_$Pointer$) == #memory_$Pointer$) - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 42 locations, 1 error locations. SAFE Result, 23.8s OverallTime, 7 OverallIterations, 5 TraceHistogramMax, 3.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 252 SDtfs, 182 SDslu, 1444 SDs, 0 SdLazy, 805 SolverSat, 98 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 988 GetRequests, 870 SyntacticMatches, 4 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 478 ImplicationChecksByTransitivity, 6.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred in iteration=5, 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, 7 MinimizatonAttempts, 10 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 33 PreInvPairs, 46 NumberOfFragments, 776 HoareAnnotationTreeSize, 33 FomulaSimplifications, 292 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 74 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 17.5s InterpolantComputationTime, 552 NumberOfCodeBlocks, 552 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 914 ConstructedInterpolants, 16 QuantifiedInterpolants, 331864 SizeOfPredicates, 69 NumberOfNonLiveVariables, 1890 ConjunctsInSsa, 204 ConjunctsInUnsatCore, 19 InterpolantComputations, 3 PerfectInterpolantSequences, 372/564 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...