./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/lockfree-3.3_false-valid-memtrack.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/lockfree-3.3_false-valid-memtrack.i -s /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d63b0df6d52bcd8d9bf0cf2db24af60c531c4c29 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/lockfree-3.3_false-valid-memtrack.i -s /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d63b0df6d52bcd8d9bf0cf2db24af60c531c4c29 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 04:46:35,716 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 04:46:35,717 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 04:46:35,722 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 04:46:35,723 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 04:46:35,723 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 04:46:35,724 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 04:46:35,724 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 04:46:35,725 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 04:46:35,726 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 04:46:35,726 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 04:46:35,726 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 04:46:35,727 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 04:46:35,727 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 04:46:35,728 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 04:46:35,728 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 04:46:35,728 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 04:46:35,729 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 04:46:35,730 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 04:46:35,731 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 04:46:35,731 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 04:46:35,732 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 04:46:35,733 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 04:46:35,733 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 04:46:35,733 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 04:46:35,733 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 04:46:35,734 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 04:46:35,734 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 04:46:35,735 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 04:46:35,735 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 04:46:35,735 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 04:46:35,736 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 04:46:35,736 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 04:46:35,736 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 04:46:35,736 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 04:46:35,737 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 04:46:35,737 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2018-12-03 04:46:35,744 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 04:46:35,744 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 04:46:35,744 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 04:46:35,744 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 04:46:35,744 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 04:46:35,745 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 04:46:35,745 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 04:46:35,745 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 04:46:35,745 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 04:46:35,745 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 04:46:35,745 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 04:46:35,745 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-03 04:46:35,745 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 04:46:35,745 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 04:46:35,745 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 04:46:35,746 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 04:46:35,746 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 04:46:35,746 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-03 04:46:35,746 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 04:46:35,746 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 04:46:35,746 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 04:46:35,746 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-03 04:46:35,746 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-03 04:46:35,746 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-03 04:46:35,746 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 04:46:35,746 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 04:46:35,746 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 04:46:35,747 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 04:46:35,747 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 04:46:35,747 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 04:46:35,747 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 04:46:35,747 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 04:46:35,747 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 04:46:35,747 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 04:46:35,747 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 04:46:35,747 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 04:46:35,747 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_15d9a09e-6e73-41da-9771-f0fc4128c977/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> d63b0df6d52bcd8d9bf0cf2db24af60c531c4c29 [2018-12-03 04:46:35,764 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 04:46:35,771 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 04:46:35,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 04:46:35,773 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 04:46:35,774 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 04:46:35,774 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/../../sv-benchmarks/c/memsafety/lockfree-3.3_false-valid-memtrack.i [2018-12-03 04:46:35,809 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/data/b96523346/2bd373d28ae0445cbefdec2008f8c3f2/FLAGa47d07fe0 [2018-12-03 04:46:36,255 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 04:46:36,255 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/sv-benchmarks/c/memsafety/lockfree-3.3_false-valid-memtrack.i [2018-12-03 04:46:36,262 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/data/b96523346/2bd373d28ae0445cbefdec2008f8c3f2/FLAGa47d07fe0 [2018-12-03 04:46:36,271 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/data/b96523346/2bd373d28ae0445cbefdec2008f8c3f2 [2018-12-03 04:46:36,273 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 04:46:36,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 04:46:36,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 04:46:36,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 04:46:36,276 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 04:46:36,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:46:36" (1/1) ... [2018-12-03 04:46:36,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@628262cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:36, skipping insertion in model container [2018-12-03 04:46:36,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:46:36" (1/1) ... [2018-12-03 04:46:36,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 04:46:36,303 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 04:46:36,449 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 04:46:36,455 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 04:46:36,517 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 04:46:36,540 INFO L195 MainTranslator]: Completed translation [2018-12-03 04:46:36,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:36 WrapperNode [2018-12-03 04:46:36,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 04:46:36,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 04:46:36,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 04:46:36,542 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 04:46:36,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:36" (1/1) ... [2018-12-03 04:46:36,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:36" (1/1) ... [2018-12-03 04:46:36,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 04:46:36,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 04:46:36,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 04:46:36,560 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 04:46:36,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:36" (1/1) ... [2018-12-03 04:46:36,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:36" (1/1) ... [2018-12-03 04:46:36,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:36" (1/1) ... [2018-12-03 04:46:36,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:36" (1/1) ... [2018-12-03 04:46:36,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:36" (1/1) ... [2018-12-03 04:46:36,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:36" (1/1) ... [2018-12-03 04:46:36,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:36" (1/1) ... [2018-12-03 04:46:36,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 04:46:36,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 04:46:36,579 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 04:46:36,579 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 04:46:36,580 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/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 [2018-12-03 04:46:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 04:46:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-03 04:46:36,610 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-12-03 04:46:36,610 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-12-03 04:46:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure pop [2018-12-03 04:46:36,611 INFO L138 BoogieDeclarations]: Found implementation of procedure pop [2018-12-03 04:46:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-03 04:46:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 04:46:36,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 04:46:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 04:46:36,611 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 04:46:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-03 04:46:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-03 04:46:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 04:46:36,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 04:46:36,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 04:46:36,804 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 04:46:36,804 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-03 04:46:36,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:46:36 BoogieIcfgContainer [2018-12-03 04:46:36,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 04:46:36,805 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 04:46:36,805 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 04:46:36,807 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 04:46:36,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 04:46:36" (1/3) ... [2018-12-03 04:46:36,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a1ea3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 04:46:36, skipping insertion in model container [2018-12-03 04:46:36,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:36" (2/3) ... [2018-12-03 04:46:36,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a1ea3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 04:46:36, skipping insertion in model container [2018-12-03 04:46:36,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:46:36" (3/3) ... [2018-12-03 04:46:36,809 INFO L112 eAbstractionObserver]: Analyzing ICFG lockfree-3.3_false-valid-memtrack.i [2018-12-03 04:46:36,815 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 04:46:36,820 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 19 error locations. [2018-12-03 04:46:36,829 INFO L257 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2018-12-03 04:46:36,844 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 04:46:36,844 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-03 04:46:36,845 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 04:46:36,845 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 04:46:36,845 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 04:46:36,845 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 04:46:36,845 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 04:46:36,845 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 04:46:36,854 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states. [2018-12-03 04:46:36,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-03 04:46:36,860 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:36,860 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:36,861 INFO L423 AbstractCegarLoop]: === Iteration 1 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:36,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:36,865 INFO L82 PathProgramCache]: Analyzing trace with hash -2117844133, now seen corresponding path program 1 times [2018-12-03 04:46:36,866 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:36,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:36,894 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:36,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:36,895 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:36,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:36,952 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:46:36,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 04:46:36,953 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:46:36,956 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-03 04:46:36,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-03 04:46:36,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 04:46:36,965 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 2 states. [2018-12-03 04:46:36,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:36,976 INFO L93 Difference]: Finished difference Result 72 states and 89 transitions. [2018-12-03 04:46:36,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-03 04:46:36,977 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2018-12-03 04:46:36,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:36,985 INFO L225 Difference]: With dead ends: 72 [2018-12-03 04:46:36,985 INFO L226 Difference]: Without dead ends: 69 [2018-12-03 04:46:36,986 INFO L631 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 [2018-12-03 04:46:36,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2018-12-03 04:46:37,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2018-12-03 04:46:37,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2018-12-03 04:46:37,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 86 transitions. [2018-12-03 04:46:37,009 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 86 transitions. Word has length 8 [2018-12-03 04:46:37,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:37,009 INFO L480 AbstractCegarLoop]: Abstraction has 69 states and 86 transitions. [2018-12-03 04:46:37,009 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-03 04:46:37,009 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 86 transitions. [2018-12-03 04:46:37,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-03 04:46:37,010 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:37,010 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:37,010 INFO L423 AbstractCegarLoop]: === Iteration 2 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:37,010 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:37,010 INFO L82 PathProgramCache]: Analyzing trace with hash 546068844, now seen corresponding path program 1 times [2018-12-03 04:46:37,010 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:37,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,011 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:37,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,011 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:37,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:37,040 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:46:37,040 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 04:46:37,041 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:46:37,041 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 04:46:37,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 04:46:37,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:46:37,042 INFO L87 Difference]: Start difference. First operand 69 states and 86 transitions. Second operand 3 states. [2018-12-03 04:46:37,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:37,053 INFO L93 Difference]: Finished difference Result 70 states and 87 transitions. [2018-12-03 04:46:37,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 04:46:37,053 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2018-12-03 04:46:37,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:37,054 INFO L225 Difference]: With dead ends: 70 [2018-12-03 04:46:37,054 INFO L226 Difference]: Without dead ends: 70 [2018-12-03 04:46:37,055 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:46:37,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2018-12-03 04:46:37,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2018-12-03 04:46:37,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-12-03 04:46:37,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 87 transitions. [2018-12-03 04:46:37,059 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 87 transitions. Word has length 10 [2018-12-03 04:46:37,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:37,059 INFO L480 AbstractCegarLoop]: Abstraction has 70 states and 87 transitions. [2018-12-03 04:46:37,059 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 04:46:37,059 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2018-12-03 04:46:37,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-03 04:46:37,060 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:37,060 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:37,060 INFO L423 AbstractCegarLoop]: === Iteration 3 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:37,060 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:37,060 INFO L82 PathProgramCache]: Analyzing trace with hash 546128426, now seen corresponding path program 1 times [2018-12-03 04:46:37,060 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:37,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,061 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:37,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,061 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:37,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:37,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:37,103 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:46:37,103 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 04:46:37,103 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:46:37,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 04:46:37,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 04:46:37,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:46:37,104 INFO L87 Difference]: Start difference. First operand 70 states and 87 transitions. Second operand 3 states. [2018-12-03 04:46:37,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:37,130 INFO L93 Difference]: Finished difference Result 124 states and 159 transitions. [2018-12-03 04:46:37,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 04:46:37,131 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2018-12-03 04:46:37,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:37,132 INFO L225 Difference]: With dead ends: 124 [2018-12-03 04:46:37,132 INFO L226 Difference]: Without dead ends: 124 [2018-12-03 04:46:37,132 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:46:37,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-12-03 04:46:37,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 106. [2018-12-03 04:46:37,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-12-03 04:46:37,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 151 transitions. [2018-12-03 04:46:37,140 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 151 transitions. Word has length 10 [2018-12-03 04:46:37,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:37,140 INFO L480 AbstractCegarLoop]: Abstraction has 106 states and 151 transitions. [2018-12-03 04:46:37,140 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 04:46:37,140 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 151 transitions. [2018-12-03 04:46:37,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-03 04:46:37,140 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:37,140 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:37,140 INFO L423 AbstractCegarLoop]: === Iteration 4 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:37,141 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:37,141 INFO L82 PathProgramCache]: Analyzing trace with hash -249889490, now seen corresponding path program 1 times [2018-12-03 04:46:37,141 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:37,141 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,141 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:37,141 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,141 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:37,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:37,164 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:46:37,164 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 04:46:37,164 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:46:37,164 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 04:46:37,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 04:46:37,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:46:37,165 INFO L87 Difference]: Start difference. First operand 106 states and 151 transitions. Second operand 3 states. [2018-12-03 04:46:37,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:37,207 INFO L93 Difference]: Finished difference Result 136 states and 194 transitions. [2018-12-03 04:46:37,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 04:46:37,208 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2018-12-03 04:46:37,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:37,208 INFO L225 Difference]: With dead ends: 136 [2018-12-03 04:46:37,209 INFO L226 Difference]: Without dead ends: 133 [2018-12-03 04:46:37,209 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:46:37,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-12-03 04:46:37,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 124. [2018-12-03 04:46:37,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-12-03 04:46:37,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 181 transitions. [2018-12-03 04:46:37,217 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 181 transitions. Word has length 11 [2018-12-03 04:46:37,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:37,217 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 181 transitions. [2018-12-03 04:46:37,217 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 04:46:37,217 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 181 transitions. [2018-12-03 04:46:37,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-03 04:46:37,218 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:37,218 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:37,218 INFO L423 AbstractCegarLoop]: === Iteration 5 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:37,218 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:37,218 INFO L82 PathProgramCache]: Analyzing trace with hash -1354726454, now seen corresponding path program 1 times [2018-12-03 04:46:37,218 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:37,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:37,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,219 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:37,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:37,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:37,237 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:46:37,237 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 04:46:37,237 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:46:37,238 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 04:46:37,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 04:46:37,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:46:37,238 INFO L87 Difference]: Start difference. First operand 124 states and 181 transitions. Second operand 3 states. [2018-12-03 04:46:37,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:37,291 INFO L93 Difference]: Finished difference Result 210 states and 308 transitions. [2018-12-03 04:46:37,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 04:46:37,291 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2018-12-03 04:46:37,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:37,292 INFO L225 Difference]: With dead ends: 210 [2018-12-03 04:46:37,292 INFO L226 Difference]: Without dead ends: 210 [2018-12-03 04:46:37,293 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:46:37,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2018-12-03 04:46:37,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 191. [2018-12-03 04:46:37,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-12-03 04:46:37,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 296 transitions. [2018-12-03 04:46:37,301 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 296 transitions. Word has length 13 [2018-12-03 04:46:37,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:37,301 INFO L480 AbstractCegarLoop]: Abstraction has 191 states and 296 transitions. [2018-12-03 04:46:37,301 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 04:46:37,302 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 296 transitions. [2018-12-03 04:46:37,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-03 04:46:37,302 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:37,302 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:37,302 INFO L423 AbstractCegarLoop]: === Iteration 6 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:37,302 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:37,303 INFO L82 PathProgramCache]: Analyzing trace with hash -1354726453, now seen corresponding path program 1 times [2018-12-03 04:46:37,303 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:37,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:37,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,304 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:37,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:37,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:37,323 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:46:37,323 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 04:46:37,323 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:46:37,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 04:46:37,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 04:46:37,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:46:37,324 INFO L87 Difference]: Start difference. First operand 191 states and 296 transitions. Second operand 3 states. [2018-12-03 04:46:37,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:37,363 INFO L93 Difference]: Finished difference Result 261 states and 391 transitions. [2018-12-03 04:46:37,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 04:46:37,363 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2018-12-03 04:46:37,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:37,365 INFO L225 Difference]: With dead ends: 261 [2018-12-03 04:46:37,365 INFO L226 Difference]: Without dead ends: 261 [2018-12-03 04:46:37,365 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:46:37,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2018-12-03 04:46:37,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 245. [2018-12-03 04:46:37,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245 states. [2018-12-03 04:46:37,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 380 transitions. [2018-12-03 04:46:37,374 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 380 transitions. Word has length 13 [2018-12-03 04:46:37,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:37,374 INFO L480 AbstractCegarLoop]: Abstraction has 245 states and 380 transitions. [2018-12-03 04:46:37,374 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 04:46:37,374 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 380 transitions. [2018-12-03 04:46:37,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-03 04:46:37,375 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:37,375 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:37,375 INFO L423 AbstractCegarLoop]: === Iteration 7 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:37,376 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:37,376 INFO L82 PathProgramCache]: Analyzing trace with hash 953159977, now seen corresponding path program 1 times [2018-12-03 04:46:37,376 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:37,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,377 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:37,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,377 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:37,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:37,400 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:46:37,400 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-03 04:46:37,400 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:46:37,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-03 04:46:37,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-03 04:46:37,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-03 04:46:37,401 INFO L87 Difference]: Start difference. First operand 245 states and 380 transitions. Second operand 5 states. [2018-12-03 04:46:37,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:37,441 INFO L93 Difference]: Finished difference Result 463 states and 693 transitions. [2018-12-03 04:46:37,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 04:46:37,441 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-12-03 04:46:37,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:37,443 INFO L225 Difference]: With dead ends: 463 [2018-12-03 04:46:37,443 INFO L226 Difference]: Without dead ends: 463 [2018-12-03 04:46:37,443 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-03 04:46:37,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2018-12-03 04:46:37,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 437. [2018-12-03 04:46:37,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2018-12-03 04:46:37,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 673 transitions. [2018-12-03 04:46:37,455 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 673 transitions. Word has length 14 [2018-12-03 04:46:37,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:37,455 INFO L480 AbstractCegarLoop]: Abstraction has 437 states and 673 transitions. [2018-12-03 04:46:37,455 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-03 04:46:37,455 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 673 transitions. [2018-12-03 04:46:37,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-03 04:46:37,455 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:37,456 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:37,456 INFO L423 AbstractCegarLoop]: === Iteration 8 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:37,456 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:37,456 INFO L82 PathProgramCache]: Analyzing trace with hash 2106395152, now seen corresponding path program 1 times [2018-12-03 04:46:37,456 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:37,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,457 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:37,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,457 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:37,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:37,478 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:46:37,479 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-03 04:46:37,479 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:46:37,479 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-03 04:46:37,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-03 04:46:37,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-03 04:46:37,479 INFO L87 Difference]: Start difference. First operand 437 states and 673 transitions. Second operand 5 states. [2018-12-03 04:46:37,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:37,522 INFO L93 Difference]: Finished difference Result 815 states and 1179 transitions. [2018-12-03 04:46:37,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 04:46:37,523 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2018-12-03 04:46:37,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:37,525 INFO L225 Difference]: With dead ends: 815 [2018-12-03 04:46:37,525 INFO L226 Difference]: Without dead ends: 815 [2018-12-03 04:46:37,525 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-03 04:46:37,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2018-12-03 04:46:37,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 785. [2018-12-03 04:46:37,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 785 states. [2018-12-03 04:46:37,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 1153 transitions. [2018-12-03 04:46:37,543 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 1153 transitions. Word has length 15 [2018-12-03 04:46:37,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:37,543 INFO L480 AbstractCegarLoop]: Abstraction has 785 states and 1153 transitions. [2018-12-03 04:46:37,543 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-03 04:46:37,543 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1153 transitions. [2018-12-03 04:46:37,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-03 04:46:37,544 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:37,544 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:37,544 INFO L423 AbstractCegarLoop]: === Iteration 9 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:37,544 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:37,544 INFO L82 PathProgramCache]: Analyzing trace with hash 1918113987, now seen corresponding path program 1 times [2018-12-03 04:46:37,544 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:37,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,545 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:37,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,545 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:37,575 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:37,576 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:46:37,576 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-03 04:46:37,576 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:46:37,576 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-03 04:46:37,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-03 04:46:37,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-12-03 04:46:37,577 INFO L87 Difference]: Start difference. First operand 785 states and 1153 transitions. Second operand 5 states. [2018-12-03 04:46:37,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:37,641 INFO L93 Difference]: Finished difference Result 1181 states and 1780 transitions. [2018-12-03 04:46:37,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 04:46:37,641 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-12-03 04:46:37,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:37,646 INFO L225 Difference]: With dead ends: 1181 [2018-12-03 04:46:37,647 INFO L226 Difference]: Without dead ends: 1181 [2018-12-03 04:46:37,647 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-12-03 04:46:37,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1181 states. [2018-12-03 04:46:37,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1181 to 1163. [2018-12-03 04:46:37,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1163 states. [2018-12-03 04:46:37,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 1163 states and 1772 transitions. [2018-12-03 04:46:37,687 INFO L78 Accepts]: Start accepts. Automaton has 1163 states and 1772 transitions. Word has length 22 [2018-12-03 04:46:37,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:37,687 INFO L480 AbstractCegarLoop]: Abstraction has 1163 states and 1772 transitions. [2018-12-03 04:46:37,687 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-03 04:46:37,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1772 transitions. [2018-12-03 04:46:37,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-03 04:46:37,688 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:37,688 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:37,689 INFO L423 AbstractCegarLoop]: === Iteration 10 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:37,689 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:37,689 INFO L82 PathProgramCache]: Analyzing trace with hash 384585158, now seen corresponding path program 1 times [2018-12-03 04:46:37,689 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:37,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:37,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:37,690 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:37,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:37,737 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:37,737 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:37,737 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:37,737 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 25 with the following transitions: [2018-12-03 04:46:37,738 INFO L205 CegarAbsIntRunner]: [0], [3], [4], [14], [17], [19], [47], [48], [49], [56], [59], [67], [73], [147], [148], [149], [153], [154] [2018-12-03 04:46:37,759 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:37,760 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:37,841 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-03 04:46:37,842 INFO L272 AbstractInterpreter]: Visited 7 different actions 7 times. Never merged. Never widened. Performed 122 root evaluator evaluations with a maximum evaluation depth of 1. Performed 122 inverse root evaluator evaluations with a maximum inverse evaluation depth of 1. Never found a fixpoint. Largest state had 39 variables. [2018-12-03 04:46:37,848 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:37,848 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-03 04:46:37,886 INFO L227 lantSequenceWeakener]: Weakened 7 states. On average, predicates are now at 82.87% of their original sizes. [2018-12-03 04:46:37,887 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-03 04:46:37,903 INFO L418 sIntCurrentIteration]: We unified 23 AI predicates to 23 [2018-12-03 04:46:37,903 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-03 04:46:37,904 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-03 04:46:37,904 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-03 04:46:37,904 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:46:37,904 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 04:46:37,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 04:46:37,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-03 04:46:37,905 INFO L87 Difference]: Start difference. First operand 1163 states and 1772 transitions. Second operand 6 states. [2018-12-03 04:46:38,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:38,179 INFO L93 Difference]: Finished difference Result 1171 states and 1785 transitions. [2018-12-03 04:46:38,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-03 04:46:38,180 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2018-12-03 04:46:38,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:38,184 INFO L225 Difference]: With dead ends: 1171 [2018-12-03 04:46:38,184 INFO L226 Difference]: Without dead ends: 1171 [2018-12-03 04:46:38,184 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 24 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-03 04:46:38,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1171 states. [2018-12-03 04:46:38,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1171 to 1165. [2018-12-03 04:46:38,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1165 states. [2018-12-03 04:46:38,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1165 states and 1774 transitions. [2018-12-03 04:46:38,214 INFO L78 Accepts]: Start accepts. Automaton has 1165 states and 1774 transitions. Word has length 24 [2018-12-03 04:46:38,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:38,214 INFO L480 AbstractCegarLoop]: Abstraction has 1165 states and 1774 transitions. [2018-12-03 04:46:38,214 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 04:46:38,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1774 transitions. [2018-12-03 04:46:38,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-03 04:46:38,215 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:38,215 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:38,216 INFO L423 AbstractCegarLoop]: === Iteration 11 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:38,216 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:38,216 INFO L82 PathProgramCache]: Analyzing trace with hash -1609559548, now seen corresponding path program 1 times [2018-12-03 04:46:38,216 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:38,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:38,217 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:38,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:38,217 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:38,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:38,280 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:38,280 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:38,280 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:38,281 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 25 with the following transitions: [2018-12-03 04:46:38,281 INFO L205 CegarAbsIntRunner]: [0], [3], [4], [14], [17], [19], [47], [48], [49], [56], [59], [61], [67], [73], [147], [148], [149], [153], [154] [2018-12-03 04:46:38,282 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:38,282 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:38,314 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-03 04:46:38,314 INFO L272 AbstractInterpreter]: Visited 17 different actions 28 times. Merged at 5 different actions 5 times. Never widened. Performed 470 root evaluator evaluations with a maximum evaluation depth of 3. Performed 470 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 39 variables. [2018-12-03 04:46:38,316 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:38,316 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-03 04:46:38,354 INFO L227 lantSequenceWeakener]: Weakened 20 states. On average, predicates are now at 87.56% of their original sizes. [2018-12-03 04:46:38,354 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-03 04:46:38,402 INFO L418 sIntCurrentIteration]: We unified 23 AI predicates to 23 [2018-12-03 04:46:38,402 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-03 04:46:38,402 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-03 04:46:38,402 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [7] total 17 [2018-12-03 04:46:38,402 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:46:38,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-03 04:46:38,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-03 04:46:38,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2018-12-03 04:46:38,403 INFO L87 Difference]: Start difference. First operand 1165 states and 1774 transitions. Second operand 12 states. [2018-12-03 04:46:39,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:39,338 INFO L93 Difference]: Finished difference Result 1876 states and 2815 transitions. [2018-12-03 04:46:39,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-03 04:46:39,338 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 24 [2018-12-03 04:46:39,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:39,344 INFO L225 Difference]: With dead ends: 1876 [2018-12-03 04:46:39,344 INFO L226 Difference]: Without dead ends: 1858 [2018-12-03 04:46:39,345 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 29 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=69, Invalid=237, Unknown=0, NotChecked=0, Total=306 [2018-12-03 04:46:39,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1858 states. [2018-12-03 04:46:39,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1858 to 1836. [2018-12-03 04:46:39,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1836 states. [2018-12-03 04:46:39,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1836 states and 2775 transitions. [2018-12-03 04:46:39,376 INFO L78 Accepts]: Start accepts. Automaton has 1836 states and 2775 transitions. Word has length 24 [2018-12-03 04:46:39,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:39,376 INFO L480 AbstractCegarLoop]: Abstraction has 1836 states and 2775 transitions. [2018-12-03 04:46:39,376 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-03 04:46:39,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2775 transitions. [2018-12-03 04:46:39,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-03 04:46:39,377 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:39,377 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:39,378 INFO L423 AbstractCegarLoop]: === Iteration 12 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:39,378 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:39,378 INFO L82 PathProgramCache]: Analyzing trace with hash 765818242, now seen corresponding path program 1 times [2018-12-03 04:46:39,378 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:39,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:39,379 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:39,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:39,379 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:39,460 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:39,461 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:39,461 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:39,461 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 30 with the following transitions: [2018-12-03 04:46:39,461 INFO L205 CegarAbsIntRunner]: [48], [49], [56], [59], [61], [67], [70], [101], [111], [114], [116], [118], [122], [129], [139], [143], [145], [146], [147], [148], [149], [151], [152] [2018-12-03 04:46:39,462 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:39,462 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:39,489 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:39,489 INFO L272 AbstractInterpreter]: Visited 23 different actions 58 times. Merged at 5 different actions 10 times. Never widened. Performed 689 root evaluator evaluations with a maximum evaluation depth of 3. Performed 689 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 3 fixpoints after 2 different actions. Largest state had 39 variables. [2018-12-03 04:46:39,490 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:39,491 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:39,491 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:39,491 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/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 [2018-12-03 04:46:39,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:39,499 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:39,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:39,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:39,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:39,598 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:39,658 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:39,675 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-03 04:46:39,676 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [7] total 14 [2018-12-03 04:46:39,676 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:46:39,676 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-03 04:46:39,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-03 04:46:39,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2018-12-03 04:46:39,676 INFO L87 Difference]: Start difference. First operand 1836 states and 2775 transitions. Second operand 7 states. [2018-12-03 04:46:39,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:39,847 INFO L93 Difference]: Finished difference Result 689 states and 873 transitions. [2018-12-03 04:46:39,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-03 04:46:39,847 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 29 [2018-12-03 04:46:39,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:39,848 INFO L225 Difference]: With dead ends: 689 [2018-12-03 04:46:39,849 INFO L226 Difference]: Without dead ends: 577 [2018-12-03 04:46:39,849 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2018-12-03 04:46:39,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 577 states. [2018-12-03 04:46:39,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 577 to 524. [2018-12-03 04:46:39,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 524 states. [2018-12-03 04:46:39,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 707 transitions. [2018-12-03 04:46:39,856 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 707 transitions. Word has length 29 [2018-12-03 04:46:39,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:39,856 INFO L480 AbstractCegarLoop]: Abstraction has 524 states and 707 transitions. [2018-12-03 04:46:39,856 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-03 04:46:39,856 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 707 transitions. [2018-12-03 04:46:39,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-03 04:46:39,856 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:39,856 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:39,857 INFO L423 AbstractCegarLoop]: === Iteration 13 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:39,857 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:39,857 INFO L82 PathProgramCache]: Analyzing trace with hash 1196242259, now seen corresponding path program 1 times [2018-12-03 04:46:39,857 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:39,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:39,857 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:39,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:39,857 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:39,890 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 04:46:39,890 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:39,891 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:39,891 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 36 with the following transitions: [2018-12-03 04:46:39,891 INFO L205 CegarAbsIntRunner]: [0], [3], [4], [14], [17], [19], [47], [48], [49], [56], [59], [61], [67], [70], [73], [101], [104], [105], [108], [146], [147], [148], [149], [151], [152], [153], [154] [2018-12-03 04:46:39,892 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:39,892 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:39,936 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:39,937 INFO L272 AbstractInterpreter]: Visited 27 different actions 69 times. Merged at 8 different actions 14 times. Never widened. Performed 1243 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1243 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 6 fixpoints after 4 different actions. Largest state had 48 variables. [2018-12-03 04:46:39,943 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:39,943 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:39,943 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:39,943 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/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 [2018-12-03 04:46:39,951 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:39,951 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:39,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:39,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:40,009 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 04:46:40,009 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:40,074 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 04:46:40,090 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:40,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 7 [2018-12-03 04:46:40,090 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:40,090 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 04:46:40,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 04:46:40,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-12-03 04:46:40,091 INFO L87 Difference]: Start difference. First operand 524 states and 707 transitions. Second operand 6 states. [2018-12-03 04:46:40,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:40,139 INFO L93 Difference]: Finished difference Result 717 states and 951 transitions. [2018-12-03 04:46:40,139 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-03 04:46:40,139 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2018-12-03 04:46:40,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:40,141 INFO L225 Difference]: With dead ends: 717 [2018-12-03 04:46:40,141 INFO L226 Difference]: Without dead ends: 717 [2018-12-03 04:46:40,141 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 68 SyntacticMatches, 3 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-12-03 04:46:40,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2018-12-03 04:46:40,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 679. [2018-12-03 04:46:40,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 679 states. [2018-12-03 04:46:40,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 913 transitions. [2018-12-03 04:46:40,162 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 913 transitions. Word has length 35 [2018-12-03 04:46:40,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:40,162 INFO L480 AbstractCegarLoop]: Abstraction has 679 states and 913 transitions. [2018-12-03 04:46:40,162 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 04:46:40,162 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 913 transitions. [2018-12-03 04:46:40,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-03 04:46:40,163 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:40,163 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:40,163 INFO L423 AbstractCegarLoop]: === Iteration 14 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:40,164 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:40,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1686085130, now seen corresponding path program 1 times [2018-12-03 04:46:40,164 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:40,165 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:40,165 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:40,165 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:40,165 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:40,236 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:40,236 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:40,236 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:40,236 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 36 with the following transitions: [2018-12-03 04:46:40,236 INFO L205 CegarAbsIntRunner]: [0], [3], [4], [7], [12], [14], [17], [19], [47], [48], [49], [56], [59], [61], [67], [73], [147], [148], [149], [153], [154] [2018-12-03 04:46:40,237 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:40,237 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:40,256 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-03 04:46:40,256 INFO L272 AbstractInterpreter]: Visited 19 different actions 30 times. Merged at 5 different actions 5 times. Never widened. Performed 474 root evaluator evaluations with a maximum evaluation depth of 3. Performed 474 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 39 variables. [2018-12-03 04:46:40,257 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:40,257 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-03 04:46:40,299 INFO L227 lantSequenceWeakener]: Weakened 31 states. On average, predicates are now at 85.52% of their original sizes. [2018-12-03 04:46:40,300 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-03 04:46:40,409 INFO L418 sIntCurrentIteration]: We unified 34 AI predicates to 34 [2018-12-03 04:46:40,409 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-03 04:46:40,410 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-03 04:46:40,410 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [10] total 26 [2018-12-03 04:46:40,410 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 04:46:40,410 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-12-03 04:46:40,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-12-03 04:46:40,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2018-12-03 04:46:40,411 INFO L87 Difference]: Start difference. First operand 679 states and 913 transitions. Second operand 18 states. [2018-12-03 04:46:41,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:41,420 INFO L93 Difference]: Finished difference Result 639 states and 836 transitions. [2018-12-03 04:46:41,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-03 04:46:41,420 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 35 [2018-12-03 04:46:41,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:41,422 INFO L225 Difference]: With dead ends: 639 [2018-12-03 04:46:41,422 INFO L226 Difference]: Without dead ends: 639 [2018-12-03 04:46:41,422 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 42 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=123, Invalid=527, Unknown=0, NotChecked=0, Total=650 [2018-12-03 04:46:41,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 639 states. [2018-12-03 04:46:41,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 639 to 548. [2018-12-03 04:46:41,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 548 states. [2018-12-03 04:46:41,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 723 transitions. [2018-12-03 04:46:41,429 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 723 transitions. Word has length 35 [2018-12-03 04:46:41,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:41,429 INFO L480 AbstractCegarLoop]: Abstraction has 548 states and 723 transitions. [2018-12-03 04:46:41,429 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-12-03 04:46:41,429 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 723 transitions. [2018-12-03 04:46:41,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-03 04:46:41,430 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:41,430 INFO L402 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:41,430 INFO L423 AbstractCegarLoop]: === Iteration 15 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:41,430 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:41,430 INFO L82 PathProgramCache]: Analyzing trace with hash -473073876, now seen corresponding path program 1 times [2018-12-03 04:46:41,430 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:41,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:41,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:41,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:41,431 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:41,472 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:41,472 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:41,472 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:41,472 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 37 with the following transitions: [2018-12-03 04:46:41,472 INFO L205 CegarAbsIntRunner]: [48], [49], [56], [59], [61], [65], [67], [70], [84], [98], [100], [101], [104], [105], [108], [111], [118], [122], [129], [139], [142], [146], [147], [148], [149], [151], [152] [2018-12-03 04:46:41,473 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:41,473 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:41,522 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:41,522 INFO L272 AbstractInterpreter]: Visited 27 different actions 72 times. Merged at 12 different actions 18 times. Never widened. Performed 1066 root evaluator evaluations with a maximum evaluation depth of 8. Performed 1066 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 6 fixpoints after 4 different actions. Largest state had 48 variables. [2018-12-03 04:46:41,523 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:41,523 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:41,523 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:41,523 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:46:41,530 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:41,530 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:41,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:41,638 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-03 04:46:41,638 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:41,781 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:41,796 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:41,796 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10, 11] total 20 [2018-12-03 04:46:41,796 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:41,797 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-03 04:46:41,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-03 04:46:41,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2018-12-03 04:46:41,797 INFO L87 Difference]: Start difference. First operand 548 states and 723 transitions. Second operand 13 states. [2018-12-03 04:46:42,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:42,070 INFO L93 Difference]: Finished difference Result 823 states and 1144 transitions. [2018-12-03 04:46:42,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-03 04:46:42,071 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 36 [2018-12-03 04:46:42,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:42,073 INFO L225 Difference]: With dead ends: 823 [2018-12-03 04:46:42,073 INFO L226 Difference]: Without dead ends: 823 [2018-12-03 04:46:42,074 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 64 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=232, Invalid=698, Unknown=0, NotChecked=0, Total=930 [2018-12-03 04:46:42,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823 states. [2018-12-03 04:46:42,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823 to 710. [2018-12-03 04:46:42,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 710 states. [2018-12-03 04:46:42,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 952 transitions. [2018-12-03 04:46:42,086 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 952 transitions. Word has length 36 [2018-12-03 04:46:42,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:42,087 INFO L480 AbstractCegarLoop]: Abstraction has 710 states and 952 transitions. [2018-12-03 04:46:42,087 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-03 04:46:42,087 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 952 transitions. [2018-12-03 04:46:42,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-03 04:46:42,087 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:42,088 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:42,088 INFO L423 AbstractCegarLoop]: === Iteration 16 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:42,088 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:42,088 INFO L82 PathProgramCache]: Analyzing trace with hash -699549047, now seen corresponding path program 1 times [2018-12-03 04:46:42,088 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:42,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:42,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:42,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:42,089 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:42,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:42,156 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-03 04:46:42,156 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:42,156 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:42,156 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 47 with the following transitions: [2018-12-03 04:46:42,156 INFO L205 CegarAbsIntRunner]: [0], [3], [4], [7], [12], [14], [17], [19], [47], [48], [49], [56], [59], [61], [67], [70], [73], [101], [104], [105], [108], [146], [147], [148], [149], [151], [152], [153], [154] [2018-12-03 04:46:42,157 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:42,157 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:42,203 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:42,203 INFO L272 AbstractInterpreter]: Visited 29 different actions 70 times. Merged at 8 different actions 12 times. Never widened. Performed 1206 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1206 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 5 fixpoints after 3 different actions. Largest state had 48 variables. [2018-12-03 04:46:42,204 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:42,204 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:42,204 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:42,205 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/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 [2018-12-03 04:46:42,211 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:42,211 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:42,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:42,347 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-03 04:46:42,347 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:42,425 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-03 04:46:42,440 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:42,440 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 16 [2018-12-03 04:46:42,440 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:42,440 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-03 04:46:42,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-03 04:46:42,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2018-12-03 04:46:42,440 INFO L87 Difference]: Start difference. First operand 710 states and 952 transitions. Second operand 13 states. [2018-12-03 04:46:42,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:42,890 INFO L93 Difference]: Finished difference Result 2671 states and 3894 transitions. [2018-12-03 04:46:42,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-03 04:46:42,891 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 46 [2018-12-03 04:46:42,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:42,896 INFO L225 Difference]: With dead ends: 2671 [2018-12-03 04:46:42,897 INFO L226 Difference]: Without dead ends: 2671 [2018-12-03 04:46:42,897 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 89 SyntacticMatches, 4 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=188, Invalid=624, Unknown=0, NotChecked=0, Total=812 [2018-12-03 04:46:42,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2671 states. [2018-12-03 04:46:42,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2671 to 2303. [2018-12-03 04:46:42,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2303 states. [2018-12-03 04:46:42,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 2303 states and 3199 transitions. [2018-12-03 04:46:42,935 INFO L78 Accepts]: Start accepts. Automaton has 2303 states and 3199 transitions. Word has length 46 [2018-12-03 04:46:42,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:42,935 INFO L480 AbstractCegarLoop]: Abstraction has 2303 states and 3199 transitions. [2018-12-03 04:46:42,935 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-03 04:46:42,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 3199 transitions. [2018-12-03 04:46:42,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-03 04:46:42,936 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:42,936 INFO L402 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:42,936 INFO L423 AbstractCegarLoop]: === Iteration 17 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:42,936 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:42,936 INFO L82 PathProgramCache]: Analyzing trace with hash -1667732064, now seen corresponding path program 1 times [2018-12-03 04:46:42,936 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:42,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:42,936 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:42,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:42,937 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:42,977 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-03 04:46:42,977 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:42,977 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:42,977 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 48 with the following transitions: [2018-12-03 04:46:42,977 INFO L205 CegarAbsIntRunner]: [48], [49], [56], [59], [61], [65], [67], [70], [84], [98], [100], [101], [104], [105], [108], [111], [114], [115], [118], [122], [129], [139], [142], [146], [147], [148], [149], [151], [152] [2018-12-03 04:46:42,979 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:42,979 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:43,041 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:43,041 INFO L272 AbstractInterpreter]: Visited 29 different actions 82 times. Merged at 11 different actions 21 times. Never widened. Performed 984 root evaluator evaluations with a maximum evaluation depth of 8. Performed 984 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 10 fixpoints after 5 different actions. Largest state had 48 variables. [2018-12-03 04:46:43,043 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:43,043 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:43,043 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:43,043 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:46:43,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:43,051 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:43,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:43,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:43,109 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-03 04:46:43,109 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:43,225 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-03 04:46:43,250 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:43,250 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2018-12-03 04:46:43,250 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:43,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-03 04:46:43,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-03 04:46:43,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2018-12-03 04:46:43,250 INFO L87 Difference]: Start difference. First operand 2303 states and 3199 transitions. Second operand 11 states. [2018-12-03 04:46:43,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:43,458 INFO L93 Difference]: Finished difference Result 3009 states and 4348 transitions. [2018-12-03 04:46:43,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-03 04:46:43,459 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 47 [2018-12-03 04:46:43,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:43,469 INFO L225 Difference]: With dead ends: 3009 [2018-12-03 04:46:43,469 INFO L226 Difference]: Without dead ends: 3009 [2018-12-03 04:46:43,470 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 91 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=144, Invalid=408, Unknown=0, NotChecked=0, Total=552 [2018-12-03 04:46:43,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3009 states. [2018-12-03 04:46:43,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3009 to 2303. [2018-12-03 04:46:43,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2303 states. [2018-12-03 04:46:43,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 2303 states and 3199 transitions. [2018-12-03 04:46:43,522 INFO L78 Accepts]: Start accepts. Automaton has 2303 states and 3199 transitions. Word has length 47 [2018-12-03 04:46:43,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:43,522 INFO L480 AbstractCegarLoop]: Abstraction has 2303 states and 3199 transitions. [2018-12-03 04:46:43,522 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-03 04:46:43,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 3199 transitions. [2018-12-03 04:46:43,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-03 04:46:43,523 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:43,524 INFO L402 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:43,524 INFO L423 AbstractCegarLoop]: === Iteration 18 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:43,524 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:43,524 INFO L82 PathProgramCache]: Analyzing trace with hash 1237860514, now seen corresponding path program 1 times [2018-12-03 04:46:43,524 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:43,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:43,525 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:43,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:43,525 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:43,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:43,565 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 04:46:43,565 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:43,565 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:43,565 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 48 with the following transitions: [2018-12-03 04:46:43,565 INFO L205 CegarAbsIntRunner]: [48], [49], [56], [59], [61], [65], [67], [70], [84], [98], [100], [101], [104], [105], [108], [111], [118], [121], [122], [129], [139], [142], [146], [147], [148], [149], [151], [152] [2018-12-03 04:46:43,566 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:43,566 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:43,618 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:43,618 INFO L272 AbstractInterpreter]: Visited 28 different actions 80 times. Merged at 11 different actions 21 times. Never widened. Performed 980 root evaluator evaluations with a maximum evaluation depth of 8. Performed 980 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 10 fixpoints after 5 different actions. Largest state had 48 variables. [2018-12-03 04:46:43,619 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:43,619 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:43,619 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:43,619 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/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 [2018-12-03 04:46:43,625 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:43,626 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:43,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:43,697 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 04:46:43,697 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:43,800 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 19 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 04:46:43,825 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:43,825 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10, 11] total 19 [2018-12-03 04:46:43,825 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:43,826 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-03 04:46:43,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-03 04:46:43,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2018-12-03 04:46:43,826 INFO L87 Difference]: Start difference. First operand 2303 states and 3199 transitions. Second operand 13 states. [2018-12-03 04:46:44,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:44,086 INFO L93 Difference]: Finished difference Result 3135 states and 4529 transitions. [2018-12-03 04:46:44,086 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-03 04:46:44,086 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 47 [2018-12-03 04:46:44,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:44,093 INFO L225 Difference]: With dead ends: 3135 [2018-12-03 04:46:44,093 INFO L226 Difference]: Without dead ends: 3135 [2018-12-03 04:46:44,093 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 90 SyntacticMatches, 3 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=235, Invalid=757, Unknown=0, NotChecked=0, Total=992 [2018-12-03 04:46:44,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3135 states. [2018-12-03 04:46:44,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3135 to 2971. [2018-12-03 04:46:44,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2971 states. [2018-12-03 04:46:44,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 2971 states and 4233 transitions. [2018-12-03 04:46:44,136 INFO L78 Accepts]: Start accepts. Automaton has 2971 states and 4233 transitions. Word has length 47 [2018-12-03 04:46:44,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:44,136 INFO L480 AbstractCegarLoop]: Abstraction has 2971 states and 4233 transitions. [2018-12-03 04:46:44,137 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-03 04:46:44,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2971 states and 4233 transitions. [2018-12-03 04:46:44,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-03 04:46:44,137 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:44,137 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:44,137 INFO L423 AbstractCegarLoop]: === Iteration 19 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:44,138 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:44,138 INFO L82 PathProgramCache]: Analyzing trace with hash 319541476, now seen corresponding path program 1 times [2018-12-03 04:46:44,138 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:44,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:44,138 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:44,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:44,138 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:44,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:44,228 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-03 04:46:44,228 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:44,228 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:44,229 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 50 with the following transitions: [2018-12-03 04:46:44,229 INFO L205 CegarAbsIntRunner]: [0], [3], [4], [14], [17], [19], [22], [32], [44], [46], [47], [48], [49], [56], [59], [61], [67], [70], [73], [101], [104], [105], [108], [146], [147], [148], [149], [151], [152], [153], [154] [2018-12-03 04:46:44,230 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:44,230 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:44,313 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:44,313 INFO L272 AbstractInterpreter]: Visited 31 different actions 152 times. Merged at 10 different actions 39 times. Never widened. Performed 2808 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2808 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 15 fixpoints after 5 different actions. Largest state had 48 variables. [2018-12-03 04:46:44,314 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:44,314 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:44,314 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:44,314 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:46:44,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:44,321 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:44,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:44,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:44,433 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 04:46:44,434 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:44,507 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 04:46:44,523 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:44,523 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 17 [2018-12-03 04:46:44,523 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:44,524 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-03 04:46:44,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-03 04:46:44,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2018-12-03 04:46:44,524 INFO L87 Difference]: Start difference. First operand 2971 states and 4233 transitions. Second operand 14 states. [2018-12-03 04:46:45,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:45,153 INFO L93 Difference]: Finished difference Result 3565 states and 4995 transitions. [2018-12-03 04:46:45,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-12-03 04:46:45,153 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 49 [2018-12-03 04:46:45,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:45,163 INFO L225 Difference]: With dead ends: 3565 [2018-12-03 04:46:45,163 INFO L226 Difference]: Without dead ends: 3565 [2018-12-03 04:46:45,164 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 101 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=240, Invalid=882, Unknown=0, NotChecked=0, Total=1122 [2018-12-03 04:46:45,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3565 states. [2018-12-03 04:46:45,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3565 to 3445. [2018-12-03 04:46:45,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3445 states. [2018-12-03 04:46:45,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 3445 states and 4827 transitions. [2018-12-03 04:46:45,219 INFO L78 Accepts]: Start accepts. Automaton has 3445 states and 4827 transitions. Word has length 49 [2018-12-03 04:46:45,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:45,219 INFO L480 AbstractCegarLoop]: Abstraction has 3445 states and 4827 transitions. [2018-12-03 04:46:45,219 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-03 04:46:45,219 INFO L276 IsEmpty]: Start isEmpty. Operand 3445 states and 4827 transitions. [2018-12-03 04:46:45,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-03 04:46:45,220 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:45,220 INFO L402 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:45,220 INFO L423 AbstractCegarLoop]: === Iteration 20 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:45,220 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:45,220 INFO L82 PathProgramCache]: Analyzing trace with hash -394613649, now seen corresponding path program 1 times [2018-12-03 04:46:45,220 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:45,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:45,221 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:45,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:45,221 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:45,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:45,317 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-03 04:46:45,318 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:45,318 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:45,318 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 52 with the following transitions: [2018-12-03 04:46:45,318 INFO L205 CegarAbsIntRunner]: [48], [49], [56], [59], [61], [65], [67], [70], [84], [98], [100], [101], [104], [105], [108], [111], [118], [122], [129], [139], [142], [143], [145], [146], [147], [148], [149], [151], [152] [2018-12-03 04:46:45,318 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:45,319 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:45,359 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:45,360 INFO L272 AbstractInterpreter]: Visited 29 different actions 88 times. Merged at 11 different actions 25 times. Never widened. Performed 1007 root evaluator evaluations with a maximum evaluation depth of 8. Performed 1007 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 12 fixpoints after 6 different actions. Largest state had 48 variables. [2018-12-03 04:46:45,361 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:45,361 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:45,361 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:45,361 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/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 [2018-12-03 04:46:45,367 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:45,367 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:45,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:45,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:45,498 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-03 04:46:45,498 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:45,652 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 15 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:46:45,666 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:45,667 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 11, 14] total 27 [2018-12-03 04:46:45,667 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:45,667 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-12-03 04:46:45,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-12-03 04:46:45,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=571, Unknown=0, NotChecked=0, Total=702 [2018-12-03 04:46:45,667 INFO L87 Difference]: Start difference. First operand 3445 states and 4827 transitions. Second operand 18 states. [2018-12-03 04:46:46,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:46,423 INFO L93 Difference]: Finished difference Result 8919 states and 12690 transitions. [2018-12-03 04:46:46,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-12-03 04:46:46,423 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 51 [2018-12-03 04:46:46,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:46,441 INFO L225 Difference]: With dead ends: 8919 [2018-12-03 04:46:46,441 INFO L226 Difference]: Without dead ends: 8663 [2018-12-03 04:46:46,441 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 98 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 487 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=534, Invalid=1818, Unknown=0, NotChecked=0, Total=2352 [2018-12-03 04:46:46,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8663 states. [2018-12-03 04:46:46,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8663 to 6221. [2018-12-03 04:46:46,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6221 states. [2018-12-03 04:46:46,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6221 states to 6221 states and 8537 transitions. [2018-12-03 04:46:46,540 INFO L78 Accepts]: Start accepts. Automaton has 6221 states and 8537 transitions. Word has length 51 [2018-12-03 04:46:46,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:46,540 INFO L480 AbstractCegarLoop]: Abstraction has 6221 states and 8537 transitions. [2018-12-03 04:46:46,540 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-12-03 04:46:46,540 INFO L276 IsEmpty]: Start isEmpty. Operand 6221 states and 8537 transitions. [2018-12-03 04:46:46,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-03 04:46:46,541 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:46,541 INFO L402 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 4, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:46,541 INFO L423 AbstractCegarLoop]: === Iteration 21 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:46,542 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:46,542 INFO L82 PathProgramCache]: Analyzing trace with hash 926812477, now seen corresponding path program 1 times [2018-12-03 04:46:46,542 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:46,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:46,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:46,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:46,542 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:46,594 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 42 proven. 26 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-03 04:46:46,594 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:46,594 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:46,594 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 70 with the following transitions: [2018-12-03 04:46:46,594 INFO L205 CegarAbsIntRunner]: [48], [49], [56], [59], [61], [65], [67], [70], [84], [98], [100], [101], [104], [105], [108], [111], [114], [115], [118], [121], [122], [129], [139], [142], [146], [147], [148], [149], [151], [152] [2018-12-03 04:46:46,595 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:46,595 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:46,633 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:46,634 INFO L272 AbstractInterpreter]: Visited 30 different actions 85 times. Merged at 11 different actions 21 times. Never widened. Performed 1011 root evaluator evaluations with a maximum evaluation depth of 8. Performed 1011 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 12 fixpoints after 6 different actions. Largest state had 48 variables. [2018-12-03 04:46:46,634 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:46,635 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:46,635 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:46,635 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:46:46,642 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:46,642 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:46,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:46,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:46,769 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 72 proven. 14 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-03 04:46:46,769 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:46,909 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 54 proven. 40 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-03 04:46:46,924 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:46,924 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 11, 14] total 23 [2018-12-03 04:46:46,924 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:46,924 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-03 04:46:46,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-03 04:46:46,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=412, Unknown=0, NotChecked=0, Total=506 [2018-12-03 04:46:46,925 INFO L87 Difference]: Start difference. First operand 6221 states and 8537 transitions. Second operand 15 states. [2018-12-03 04:46:47,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:47,245 INFO L93 Difference]: Finished difference Result 5155 states and 6623 transitions. [2018-12-03 04:46:47,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-12-03 04:46:47,246 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 69 [2018-12-03 04:46:47,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:47,253 INFO L225 Difference]: With dead ends: 5155 [2018-12-03 04:46:47,253 INFO L226 Difference]: Without dead ends: 4543 [2018-12-03 04:46:47,253 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 134 SyntacticMatches, 3 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 328 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=406, Invalid=1154, Unknown=0, NotChecked=0, Total=1560 [2018-12-03 04:46:47,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4543 states. [2018-12-03 04:46:47,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4543 to 4461. [2018-12-03 04:46:47,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4461 states. [2018-12-03 04:46:47,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4461 states to 4461 states and 5939 transitions. [2018-12-03 04:46:47,295 INFO L78 Accepts]: Start accepts. Automaton has 4461 states and 5939 transitions. Word has length 69 [2018-12-03 04:46:47,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:47,296 INFO L480 AbstractCegarLoop]: Abstraction has 4461 states and 5939 transitions. [2018-12-03 04:46:47,296 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-03 04:46:47,296 INFO L276 IsEmpty]: Start isEmpty. Operand 4461 states and 5939 transitions. [2018-12-03 04:46:47,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-03 04:46:47,297 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:47,297 INFO L402 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:47,297 INFO L423 AbstractCegarLoop]: === Iteration 22 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:47,297 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:47,297 INFO L82 PathProgramCache]: Analyzing trace with hash 927987936, now seen corresponding path program 2 times [2018-12-03 04:46:47,297 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:47,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:47,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:47,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:47,298 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:47,353 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 64 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-03 04:46:47,353 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:47,353 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:47,353 INFO L187 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-12-03 04:46:47,354 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-12-03 04:46:47,354 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:47,354 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/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 [2018-12-03 04:46:47,362 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-03 04:46:47,362 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST2 (IT: FPandBP) [2018-12-03 04:46:47,420 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-12-03 04:46:47,420 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-03 04:46:47,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:47,495 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 63 proven. 5 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-03 04:46:47,495 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:47,594 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 63 proven. 5 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-03 04:46:47,609 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:47,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 21 [2018-12-03 04:46:47,609 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:47,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-03 04:46:47,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-03 04:46:47,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2018-12-03 04:46:47,610 INFO L87 Difference]: Start difference. First operand 4461 states and 5939 transitions. Second operand 16 states. [2018-12-03 04:46:48,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:48,363 INFO L93 Difference]: Finished difference Result 7389 states and 10228 transitions. [2018-12-03 04:46:48,364 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-03 04:46:48,364 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 69 [2018-12-03 04:46:48,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:48,375 INFO L225 Difference]: With dead ends: 7389 [2018-12-03 04:46:48,376 INFO L226 Difference]: Without dead ends: 7389 [2018-12-03 04:46:48,376 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 135 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=319, Invalid=1241, Unknown=0, NotChecked=0, Total=1560 [2018-12-03 04:46:48,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7389 states. [2018-12-03 04:46:48,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7389 to 5443. [2018-12-03 04:46:48,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5443 states. [2018-12-03 04:46:48,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5443 states to 5443 states and 7348 transitions. [2018-12-03 04:46:48,439 INFO L78 Accepts]: Start accepts. Automaton has 5443 states and 7348 transitions. Word has length 69 [2018-12-03 04:46:48,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:48,439 INFO L480 AbstractCegarLoop]: Abstraction has 5443 states and 7348 transitions. [2018-12-03 04:46:48,439 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-03 04:46:48,439 INFO L276 IsEmpty]: Start isEmpty. Operand 5443 states and 7348 transitions. [2018-12-03 04:46:48,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-03 04:46:48,441 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:48,441 INFO L402 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:48,441 INFO L423 AbstractCegarLoop]: === Iteration 23 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:48,441 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:48,441 INFO L82 PathProgramCache]: Analyzing trace with hash -865882750, now seen corresponding path program 1 times [2018-12-03 04:46:48,441 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:48,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:48,442 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-03 04:46:48,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:48,442 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:48,520 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-03 04:46:48,520 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:48,520 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:48,521 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 72 with the following transitions: [2018-12-03 04:46:48,521 INFO L205 CegarAbsIntRunner]: [48], [49], [56], [59], [61], [65], [67], [70], [84], [98], [100], [101], [104], [105], [108], [111], [114], [115], [118], [121], [122], [125], [126], [129], [139], [142], [146], [147], [148], [149], [151], [152] [2018-12-03 04:46:48,521 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:48,521 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:48,573 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:48,573 INFO L272 AbstractInterpreter]: Visited 32 different actions 116 times. Merged at 13 different actions 30 times. Never widened. Performed 1477 root evaluator evaluations with a maximum evaluation depth of 8. Performed 1477 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 16 fixpoints after 6 different actions. Largest state had 48 variables. [2018-12-03 04:46:48,575 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:48,575 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:48,575 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:48,575 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:46:48,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:48,583 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:48,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:48,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:48,645 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-03 04:46:48,645 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:48,739 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 63 proven. 6 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-03 04:46:48,754 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:48,754 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 14 [2018-12-03 04:46:48,754 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:48,754 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-03 04:46:48,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-03 04:46:48,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-12-03 04:46:48,754 INFO L87 Difference]: Start difference. First operand 5443 states and 7348 transitions. Second operand 11 states. [2018-12-03 04:46:48,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:48,991 INFO L93 Difference]: Finished difference Result 7025 states and 9691 transitions. [2018-12-03 04:46:48,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-03 04:46:48,992 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 71 [2018-12-03 04:46:48,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:49,001 INFO L225 Difference]: With dead ends: 7025 [2018-12-03 04:46:49,002 INFO L226 Difference]: Without dead ends: 6991 [2018-12-03 04:46:49,002 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 140 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=124, Invalid=338, Unknown=0, NotChecked=0, Total=462 [2018-12-03 04:46:49,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6991 states. [2018-12-03 04:46:49,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6991 to 5125. [2018-12-03 04:46:49,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5125 states. [2018-12-03 04:46:49,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5125 states to 5125 states and 6844 transitions. [2018-12-03 04:46:49,061 INFO L78 Accepts]: Start accepts. Automaton has 5125 states and 6844 transitions. Word has length 71 [2018-12-03 04:46:49,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:49,062 INFO L480 AbstractCegarLoop]: Abstraction has 5125 states and 6844 transitions. [2018-12-03 04:46:49,062 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-03 04:46:49,062 INFO L276 IsEmpty]: Start isEmpty. Operand 5125 states and 6844 transitions. [2018-12-03 04:46:49,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-03 04:46:49,063 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:49,063 INFO L402 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:49,063 INFO L423 AbstractCegarLoop]: === Iteration 24 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:49,063 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:49,063 INFO L82 PathProgramCache]: Analyzing trace with hash -240979783, now seen corresponding path program 1 times [2018-12-03 04:46:49,063 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:49,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:49,064 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:49,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:49,064 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:49,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:49,108 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 35 proven. 53 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-03 04:46:49,109 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:49,109 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:49,109 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 73 with the following transitions: [2018-12-03 04:46:49,109 INFO L205 CegarAbsIntRunner]: [48], [49], [56], [59], [61], [65], [67], [70], [84], [98], [100], [101], [104], [105], [108], [111], [114], [115], [118], [121], [122], [129], [132], [135], [139], [142], [146], [147], [148], [149], [151], [152] [2018-12-03 04:46:49,110 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:49,110 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:49,177 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:49,178 INFO L272 AbstractInterpreter]: Visited 32 different actions 154 times. Merged at 14 different actions 49 times. Never widened. Performed 1706 root evaluator evaluations with a maximum evaluation depth of 8. Performed 1706 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 24 fixpoints after 6 different actions. Largest state had 48 variables. [2018-12-03 04:46:49,179 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:49,179 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:49,179 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:49,179 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/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 [2018-12-03 04:46:49,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:49,188 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:49,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:49,293 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 87 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-03 04:46:49,293 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:49,395 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 64 proven. 18 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-03 04:46:49,410 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:49,410 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 18 [2018-12-03 04:46:49,410 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:49,411 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-03 04:46:49,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-03 04:46:49,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2018-12-03 04:46:49,411 INFO L87 Difference]: Start difference. First operand 5125 states and 6844 transitions. Second operand 15 states. [2018-12-03 04:46:50,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:50,222 INFO L93 Difference]: Finished difference Result 9413 states and 12894 transitions. [2018-12-03 04:46:50,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-12-03 04:46:50,222 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 72 [2018-12-03 04:46:50,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:50,237 INFO L225 Difference]: With dead ends: 9413 [2018-12-03 04:46:50,237 INFO L226 Difference]: Without dead ends: 9413 [2018-12-03 04:46:50,238 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 159 SyntacticMatches, 2 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 754 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=580, Invalid=2612, Unknown=0, NotChecked=0, Total=3192 [2018-12-03 04:46:50,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9413 states. [2018-12-03 04:46:50,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9413 to 8306. [2018-12-03 04:46:50,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8306 states. [2018-12-03 04:46:50,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8306 states to 8306 states and 11301 transitions. [2018-12-03 04:46:50,335 INFO L78 Accepts]: Start accepts. Automaton has 8306 states and 11301 transitions. Word has length 72 [2018-12-03 04:46:50,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:50,336 INFO L480 AbstractCegarLoop]: Abstraction has 8306 states and 11301 transitions. [2018-12-03 04:46:50,336 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-03 04:46:50,336 INFO L276 IsEmpty]: Start isEmpty. Operand 8306 states and 11301 transitions. [2018-12-03 04:46:50,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-03 04:46:50,338 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:50,338 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:50,339 INFO L423 AbstractCegarLoop]: === Iteration 25 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:50,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:50,339 INFO L82 PathProgramCache]: Analyzing trace with hash 635198200, now seen corresponding path program 1 times [2018-12-03 04:46:50,339 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:50,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:50,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:50,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:50,340 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:50,439 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 33 proven. 65 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-03 04:46:50,439 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:50,439 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:50,439 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 85 with the following transitions: [2018-12-03 04:46:50,439 INFO L205 CegarAbsIntRunner]: [0], [3], [4], [7], [12], [14], [17], [19], [47], [48], [49], [56], [59], [61], [67], [70], [73], [101], [104], [105], [108], [111], [114], [115], [118], [122], [125], [126], [129], [132], [135], [146], [147], [148], [149], [151], [152], [153], [154] [2018-12-03 04:46:50,440 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:50,440 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:50,626 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:50,626 INFO L272 AbstractInterpreter]: Visited 39 different actions 374 times. Merged at 14 different actions 98 times. Never widened. Performed 5593 root evaluator evaluations with a maximum evaluation depth of 3. Performed 5593 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 45 fixpoints after 9 different actions. Largest state had 48 variables. [2018-12-03 04:46:50,631 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:50,631 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:50,631 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:50,631 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:46:50,637 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:50,637 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:50,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:50,764 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 85 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-03 04:46:50,764 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:50,883 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 74 proven. 15 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-03 04:46:50,898 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:50,898 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 20 [2018-12-03 04:46:50,898 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:50,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-12-03 04:46:50,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-12-03 04:46:50,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2018-12-03 04:46:50,899 INFO L87 Difference]: Start difference. First operand 8306 states and 11301 transitions. Second operand 17 states. [2018-12-03 04:46:53,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:53,364 INFO L93 Difference]: Finished difference Result 16824 states and 23232 transitions. [2018-12-03 04:46:53,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2018-12-03 04:46:53,365 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 84 [2018-12-03 04:46:53,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:53,392 INFO L225 Difference]: With dead ends: 16824 [2018-12-03 04:46:53,392 INFO L226 Difference]: Without dead ends: 16780 [2018-12-03 04:46:53,394 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 223 SyntacticMatches, 2 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3693 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1656, Invalid=9686, Unknown=0, NotChecked=0, Total=11342 [2018-12-03 04:46:53,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16780 states. [2018-12-03 04:46:53,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16780 to 16019. [2018-12-03 04:46:53,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16019 states. [2018-12-03 04:46:53,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16019 states to 16019 states and 22185 transitions. [2018-12-03 04:46:53,584 INFO L78 Accepts]: Start accepts. Automaton has 16019 states and 22185 transitions. Word has length 84 [2018-12-03 04:46:53,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:53,584 INFO L480 AbstractCegarLoop]: Abstraction has 16019 states and 22185 transitions. [2018-12-03 04:46:53,584 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-12-03 04:46:53,584 INFO L276 IsEmpty]: Start isEmpty. Operand 16019 states and 22185 transitions. [2018-12-03 04:46:53,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-03 04:46:53,586 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:53,586 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 6, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1] [2018-12-03 04:46:53,586 INFO L423 AbstractCegarLoop]: === Iteration 26 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:53,586 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:53,586 INFO L82 PathProgramCache]: Analyzing trace with hash 320607908, now seen corresponding path program 1 times [2018-12-03 04:46:53,586 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:53,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:53,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:53,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:53,587 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:53,708 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 85 proven. 7 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-03 04:46:53,708 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:53,708 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:53,709 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 87 with the following transitions: [2018-12-03 04:46:53,709 INFO L205 CegarAbsIntRunner]: [0], [3], [4], [7], [12], [14], [17], [20], [47], [48], [49], [56], [59], [61], [67], [70], [73], [101], [104], [105], [108], [111], [114], [115], [118], [122], [129], [132], [135], [139], [143], [145], [146], [147], [148], [149], [151], [152], [153], [154] [2018-12-03 04:46:53,710 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:53,710 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:53,881 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:53,882 INFO L272 AbstractInterpreter]: Visited 40 different actions 323 times. Merged at 14 different actions 92 times. Never widened. Performed 4091 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4091 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 38 fixpoints after 6 different actions. Largest state had 48 variables. [2018-12-03 04:46:53,883 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:53,883 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:53,883 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:53,883 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:46:53,889 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:53,890 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:53,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:54,012 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 81 proven. 20 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-03 04:46:54,012 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:54,155 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 88 proven. 19 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-03 04:46:54,170 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:54,170 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11, 12] total 24 [2018-12-03 04:46:54,170 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:54,171 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-03 04:46:54,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-03 04:46:54,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2018-12-03 04:46:54,171 INFO L87 Difference]: Start difference. First operand 16019 states and 22185 transitions. Second operand 19 states. [2018-12-03 04:46:54,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:54,808 INFO L93 Difference]: Finished difference Result 21511 states and 29475 transitions. [2018-12-03 04:46:54,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-03 04:46:54,808 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 86 [2018-12-03 04:46:54,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:54,840 INFO L225 Difference]: With dead ends: 21511 [2018-12-03 04:46:54,840 INFO L226 Difference]: Without dead ends: 21511 [2018-12-03 04:46:54,841 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 167 SyntacticMatches, 3 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 363 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=416, Invalid=1390, Unknown=0, NotChecked=0, Total=1806 [2018-12-03 04:46:54,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21511 states. [2018-12-03 04:46:55,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21511 to 17039. [2018-12-03 04:46:55,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17039 states. [2018-12-03 04:46:55,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17039 states to 17039 states and 22846 transitions. [2018-12-03 04:46:55,040 INFO L78 Accepts]: Start accepts. Automaton has 17039 states and 22846 transitions. Word has length 86 [2018-12-03 04:46:55,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:55,040 INFO L480 AbstractCegarLoop]: Abstraction has 17039 states and 22846 transitions. [2018-12-03 04:46:55,040 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-03 04:46:55,040 INFO L276 IsEmpty]: Start isEmpty. Operand 17039 states and 22846 transitions. [2018-12-03 04:46:55,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-03 04:46:55,041 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:55,042 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:55,042 INFO L423 AbstractCegarLoop]: === Iteration 27 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:55,042 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:55,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1292533366, now seen corresponding path program 1 times [2018-12-03 04:46:55,042 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:55,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:55,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:55,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:55,043 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:55,145 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 74 proven. 20 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-03 04:46:55,145 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:55,145 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:55,145 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 89 with the following transitions: [2018-12-03 04:46:55,146 INFO L205 CegarAbsIntRunner]: [0], [3], [4], [7], [12], [14], [17], [20], [47], [48], [49], [56], [59], [61], [67], [70], [73], [101], [104], [105], [108], [111], [118], [122], [125], [126], [129], [132], [135], [139], [143], [145], [146], [147], [148], [149], [151], [152], [153], [154] [2018-12-03 04:46:55,146 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:55,146 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:55,302 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:55,302 INFO L272 AbstractInterpreter]: Visited 40 different actions 284 times. Merged at 14 different actions 80 times. Never widened. Performed 3403 root evaluator evaluations with a maximum evaluation depth of 3. Performed 3403 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 33 fixpoints after 6 different actions. Largest state had 48 variables. [2018-12-03 04:46:55,307 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:55,307 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:55,307 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:55,307 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:46:55,315 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:55,315 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:55,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:55,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:55,443 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 72 proven. 22 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-03 04:46:55,443 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:55,593 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 62 proven. 43 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-03 04:46:55,608 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:55,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11, 14] total 27 [2018-12-03 04:46:55,609 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:55,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-03 04:46:55,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-03 04:46:55,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=579, Unknown=0, NotChecked=0, Total=702 [2018-12-03 04:46:55,609 INFO L87 Difference]: Start difference. First operand 17039 states and 22846 transitions. Second operand 19 states. [2018-12-03 04:46:56,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:56,254 INFO L93 Difference]: Finished difference Result 18573 states and 24689 transitions. [2018-12-03 04:46:56,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-12-03 04:46:56,254 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 88 [2018-12-03 04:46:56,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:56,285 INFO L225 Difference]: With dead ends: 18573 [2018-12-03 04:46:56,285 INFO L226 Difference]: Without dead ends: 18172 [2018-12-03 04:46:56,286 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 172 SyntacticMatches, 3 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 528 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=484, Invalid=1868, Unknown=0, NotChecked=0, Total=2352 [2018-12-03 04:46:56,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18172 states. [2018-12-03 04:46:56,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18172 to 18067. [2018-12-03 04:46:56,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18067 states. [2018-12-03 04:46:56,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18067 states to 18067 states and 24110 transitions. [2018-12-03 04:46:56,506 INFO L78 Accepts]: Start accepts. Automaton has 18067 states and 24110 transitions. Word has length 88 [2018-12-03 04:46:56,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:56,506 INFO L480 AbstractCegarLoop]: Abstraction has 18067 states and 24110 transitions. [2018-12-03 04:46:56,506 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-03 04:46:56,506 INFO L276 IsEmpty]: Start isEmpty. Operand 18067 states and 24110 transitions. [2018-12-03 04:46:56,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-03 04:46:56,507 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:56,508 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 7, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:56,508 INFO L423 AbstractCegarLoop]: === Iteration 28 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:56,508 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:56,508 INFO L82 PathProgramCache]: Analyzing trace with hash 1961516971, now seen corresponding path program 1 times [2018-12-03 04:46:56,508 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:56,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:56,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:56,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:56,509 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:56,602 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 40 proven. 81 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-03 04:46:56,602 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:56,602 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:56,602 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 96 with the following transitions: [2018-12-03 04:46:56,602 INFO L205 CegarAbsIntRunner]: [0], [3], [4], [7], [12], [14], [17], [20], [47], [48], [49], [56], [59], [61], [67], [70], [73], [101], [104], [105], [108], [111], [114], [115], [118], [121], [122], [125], [126], [129], [132], [135], [146], [147], [148], [149], [151], [152], [153], [154] [2018-12-03 04:46:56,603 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:56,603 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:56,803 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:56,804 INFO L272 AbstractInterpreter]: Visited 40 different actions 393 times. Merged at 14 different actions 104 times. Never widened. Performed 5792 root evaluator evaluations with a maximum evaluation depth of 3. Performed 5792 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 56 fixpoints after 7 different actions. Largest state had 48 variables. [2018-12-03 04:46:56,807 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:56,807 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:56,807 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:56,807 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:46:56,817 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:56,817 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:56,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:57,069 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 46 proven. 75 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-03 04:46:57,070 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:57,292 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2018-12-03 04:46:57,292 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-03 04:46:57,293 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-03 04:46:57,294 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:14, output treesize:5 [2018-12-03 04:46:57,322 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 43 proven. 78 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-03 04:46:57,337 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:57,337 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 10] total 26 [2018-12-03 04:46:57,338 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:57,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-12-03 04:46:57,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-12-03 04:46:57,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=603, Unknown=0, NotChecked=0, Total=702 [2018-12-03 04:46:57,338 INFO L87 Difference]: Start difference. First operand 18067 states and 24110 transitions. Second operand 18 states. [2018-12-03 04:46:58,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:58,571 INFO L93 Difference]: Finished difference Result 26217 states and 34901 transitions. [2018-12-03 04:46:58,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-12-03 04:46:58,572 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 95 [2018-12-03 04:46:58,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:58,625 INFO L225 Difference]: With dead ends: 26217 [2018-12-03 04:46:58,625 INFO L226 Difference]: Without dead ends: 26209 [2018-12-03 04:46:58,626 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 187 SyntacticMatches, 9 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 534 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=627, Invalid=2235, Unknown=0, NotChecked=0, Total=2862 [2018-12-03 04:46:58,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26209 states. [2018-12-03 04:46:58,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26209 to 25212. [2018-12-03 04:46:58,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25212 states. [2018-12-03 04:46:58,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25212 states to 25212 states and 33599 transitions. [2018-12-03 04:46:58,889 INFO L78 Accepts]: Start accepts. Automaton has 25212 states and 33599 transitions. Word has length 95 [2018-12-03 04:46:58,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:58,889 INFO L480 AbstractCegarLoop]: Abstraction has 25212 states and 33599 transitions. [2018-12-03 04:46:58,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-12-03 04:46:58,889 INFO L276 IsEmpty]: Start isEmpty. Operand 25212 states and 33599 transitions. [2018-12-03 04:46:58,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-03 04:46:58,891 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:58,891 INFO L402 BasicCegarLoop]: trace histogram [10, 9, 8, 6, 6, 6, 6, 6, 5, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:58,891 INFO L423 AbstractCegarLoop]: === Iteration 29 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:58,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:58,892 INFO L82 PathProgramCache]: Analyzing trace with hash 1999228651, now seen corresponding path program 1 times [2018-12-03 04:46:58,892 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:58,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:58,892 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:58,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:58,892 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:59,001 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 69 proven. 4 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-12-03 04:46:59,002 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:59,002 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 04:46:59,002 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 119 with the following transitions: [2018-12-03 04:46:59,002 INFO L205 CegarAbsIntRunner]: [0], [3], [4], [7], [12], [14], [22], [25], [28], [47], [48], [49], [56], [59], [61], [65], [67], [70], [73], [84], [98], [100], [101], [104], [105], [108], [111], [114], [115], [118], [121], [122], [125], [126], [129], [132], [135], [139], [142], [146], [147], [148], [149], [151], [152], [153], [154] [2018-12-03 04:46:59,003 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 04:46:59,003 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 04:46:59,211 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 04:46:59,211 INFO L272 AbstractInterpreter]: Visited 47 different actions 411 times. Merged at 19 different actions 115 times. Never widened. Performed 5622 root evaluator evaluations with a maximum evaluation depth of 8. Performed 5622 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 70 fixpoints after 11 different actions. Largest state had 48 variables. [2018-12-03 04:46:59,213 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:59,213 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 04:46:59,213 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:46:59,213 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:46:59,221 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:59,221 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 04:46:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:46:59,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:46:59,309 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 69 proven. 4 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-12-03 04:46:59,309 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:46:59,400 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 69 proven. 4 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-12-03 04:46:59,424 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 04:46:59,424 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 14 [2018-12-03 04:46:59,424 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 04:46:59,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-03 04:46:59,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-03 04:46:59,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-12-03 04:46:59,425 INFO L87 Difference]: Start difference. First operand 25212 states and 33599 transitions. Second operand 11 states. [2018-12-03 04:46:59,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:46:59,621 INFO L93 Difference]: Finished difference Result 25280 states and 33271 transitions. [2018-12-03 04:46:59,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-03 04:46:59,622 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 118 [2018-12-03 04:46:59,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:46:59,662 INFO L225 Difference]: With dead ends: 25280 [2018-12-03 04:46:59,662 INFO L226 Difference]: Without dead ends: 24446 [2018-12-03 04:46:59,662 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 235 SyntacticMatches, 4 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=137, Invalid=369, Unknown=0, NotChecked=0, Total=506 [2018-12-03 04:46:59,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24446 states. [2018-12-03 04:46:59,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24446 to 24174. [2018-12-03 04:46:59,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24174 states. [2018-12-03 04:46:59,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24174 states to 24174 states and 31938 transitions. [2018-12-03 04:46:59,898 INFO L78 Accepts]: Start accepts. Automaton has 24174 states and 31938 transitions. Word has length 118 [2018-12-03 04:46:59,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:46:59,899 INFO L480 AbstractCegarLoop]: Abstraction has 24174 states and 31938 transitions. [2018-12-03 04:46:59,899 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-03 04:46:59,899 INFO L276 IsEmpty]: Start isEmpty. Operand 24174 states and 31938 transitions. [2018-12-03 04:46:59,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-03 04:46:59,901 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:46:59,901 INFO L402 BasicCegarLoop]: trace histogram [11, 10, 9, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:46:59,902 INFO L423 AbstractCegarLoop]: === Iteration 30 === [popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr2REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr1REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:46:59,902 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:46:59,902 INFO L82 PathProgramCache]: Analyzing trace with hash 664917688, now seen corresponding path program 1 times [2018-12-03 04:46:59,902 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 04:46:59,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:59,902 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:46:59,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 04:46:59,902 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 04:46:59,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 04:46:59,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 04:46:59,977 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-03 04:47:00,008 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-12-03 04:47:00,027 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,028 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,029 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,031 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,032 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,034 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,036 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,036 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,038 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,039 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,041 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,042 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,044 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,045 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,046 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,047 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,048 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,049 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:47:00,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 04:47:00 BoogieIcfgContainer [2018-12-03 04:47:00,063 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 04:47:00,063 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 04:47:00,063 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 04:47:00,063 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 04:47:00,064 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:46:36" (3/4) ... [2018-12-03 04:47:00,067 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-03 04:47:00,067 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 04:47:00,068 INFO L168 Benchmark]: Toolchain (without parser) took 23794.55 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 813.2 MB). Free memory was 948.1 MB in the beginning and 952.2 MB in the end (delta: -4.2 MB). Peak memory consumption was 809.0 MB. Max. memory is 11.5 GB. [2018-12-03 04:47:00,069 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 04:47:00,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 266.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -155.6 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-03 04:47:00,069 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-03 04:47:00,070 INFO L168 Benchmark]: Boogie Preprocessor took 19.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-03 04:47:00,070 INFO L168 Benchmark]: RCFGBuilder took 225.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-12-03 04:47:00,070 INFO L168 Benchmark]: TraceAbstraction took 23257.59 ms. Allocated memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: 698.9 MB). Free memory was 1.1 GB in the beginning and 952.2 MB in the end (delta: 118.3 MB). Peak memory consumption was 817.2 MB. Max. memory is 11.5 GB. [2018-12-03 04:47:00,071 INFO L168 Benchmark]: Witness Printer took 4.12 ms. Allocated memory is still 1.8 GB. Free memory is still 952.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 04:47:00,073 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 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 266.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -155.6 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 225.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 23257.59 ms. Allocated memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: 698.9 MB). Free memory was 1.1 GB in the beginning and 952.2 MB in the end (delta: 118.3 MB). Peak memory consumption was 817.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.12 ms. Allocated memory is still 1.8 GB. Free memory is still 952.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 688]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 688. Possible FailurePath: [L624] struct cell *S; [L625] int pc1 = 1; [L626] int pc4 = 1; [L627] static struct cell *t1 = ((void *)0); [L628] static struct cell *x1 = ((void *)0); [L657] struct cell* garbage; [L658] static struct cell *t4 = ((void *)0); [L659] static struct cell *x4 = ((void *)0); [L662] static int res4; VAL [\old(garbage)=23, \old(garbage)=19, \old(pc1)=14, \old(pc4)=24, \old(res4)=15, \old(S)=16, \old(S)=11, \old(t1)=31, \old(t1)=22, \old(t4)=12, \old(t4)=17, \old(x1)=25, \old(x1)=21, \old(x4)=29, \old(x4)=30, garbage={0:0}, pc1=1, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={0:0}, x4={0:0}] [L690] S || 1 != pc1 || __VERIFIER_nondet_int() [L690] S || 1 != pc1 || __VERIFIER_nondet_int() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, __VERIFIER_nondet_int()=1, garbage={0:0}, pc1=1, pc4=1, res4=0, S={0:0}, S || 1 != pc1 || __VERIFIER_nondet_int()=1, t1={0:0}, t4={0:0}, x1={0:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND TRUE __VERIFIER_nondet_int() [L692] CALL push() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={0:0}, x4={0:0}] [L631] pc1++ [L632] case 1: [L633] x1 = malloc(sizeof(*x1)) VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, malloc(sizeof(*x1))={10:0}, pc1=2, pc1++=1, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L634] x1->data = 0 VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, malloc(sizeof(*x1))={10:0}, pc1=2, pc1++=1, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L635] x1->next = ((void *)0) VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, malloc(sizeof(*x1))={10:0}, pc1=2, pc1++=1, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L692] RET push() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=2, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L690] S || 1 != pc1 || __VERIFIER_nondet_int() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=2, pc4=1, res4=0, S={0:0}, S || 1 != pc1 || __VERIFIER_nondet_int()=1, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND TRUE __VERIFIER_nondet_int() [L692] CALL push() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=2, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=10, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=2, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L631] pc1++ [L632] case 1: [L637] case 2: VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=2, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=10, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=3, pc1++=2, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L638] x1->data = 4 VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=2, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=10, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=3, pc1++=2, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L692] RET push() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=3, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L690] S || 1 != pc1 || __VERIFIER_nondet_int() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=3, pc4=1, res4=0, S={0:0}, S || 1 != pc1 || __VERIFIER_nondet_int()=1, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND TRUE __VERIFIER_nondet_int() [L692] CALL push() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=3, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=10, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=3, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L631] pc1++ [L632] case 1: [L637] case 2: [L640] case 3: [L641] t1 = S VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=3, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=10, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=4, pc1++=3, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L692] RET push() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=4, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L690] S || 1 != pc1 || __VERIFIER_nondet_int() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=4, pc4=1, res4=0, S={0:0}, S || 1 != pc1 || __VERIFIER_nondet_int()=1, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND TRUE __VERIFIER_nondet_int() [L692] CALL push() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=4, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=10, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=4, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L631] pc1++ [L632] case 1: [L637] case 2: [L640] case 3: [L643] case 4: VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=4, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=10, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=5, pc1++=4, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L644] x1->next = t1 VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=4, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=10, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=5, pc1++=4, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L692] RET push() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=5, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L690] S || 1 != pc1 || __VERIFIER_nondet_int() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=5, pc4=1, res4=0, S={0:0}, S || 1 != pc1 || __VERIFIER_nondet_int()=1, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND TRUE __VERIFIER_nondet_int() [L692] CALL push() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=5, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=10, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=5, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L631] pc1++ [L632] case 1: [L637] case 2: [L640] case 3: [L643] case 4: [L646] case 5: VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=5, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=10, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=6, pc1++=5, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L647] COND TRUE S == t1 [L648] S = x1 VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=5, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=10, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=6, pc1++=5, pc4=1, res4=0, S={10:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L692] RET push() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=6, pc4=1, res4=0, S={10:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L690] S || 1 != pc1 || __VERIFIER_nondet_int() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=6, pc4=1, res4=0, S={10:0}, S || 1 != pc1 || __VERIFIER_nondet_int()=1, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND TRUE __VERIFIER_nondet_int() [L692] CALL push() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=6, \old(pc4)=1, \old(res4)=0, \old(S)=10, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=10, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=6, pc4=1, res4=0, S={10:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L631] pc1++ [L632] case 1: [L637] case 2: [L640] case 3: [L643] case 4: [L646] case 5: [L652] case 6: [L653] pc1 = 1 VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=6, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=10, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=10, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc1++=6, pc4=1, res4=0, S={10:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L692] RET push() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=1, res4=0, S={10:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L690] S || 1 != pc1 || __VERIFIER_nondet_int() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=1, res4=0, S={10:0}, S || 1 != pc1 || __VERIFIER_nondet_int()=1, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND FALSE !(__VERIFIER_nondet_int()) [L694] CALL pop() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=10, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=1, res4=0, S={10:0}, t1={0:0}, t4={0:0}, x1={10:0}, x4={0:0}] [L663] pc4++ [L664] case 1: [L665] t4 = S VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=10, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=2, pc4++=1, res4=0, S={10:0}, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L694] RET pop() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=2, res4=0, S={10:0}, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L690] S || 1 != pc1 || __VERIFIER_nondet_int() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=2, res4=0, S={10:0}, S || 1 != pc1 || __VERIFIER_nondet_int()=1, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND FALSE !(__VERIFIER_nondet_int()) [L694] CALL pop() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=2, \old(res4)=0, \old(S)=10, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=10, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=2, res4=0, S={10:0}, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L663] pc4++ [L664] case 1: [L667] case 2: VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=2, \old(res4)=0, \old(S)=0, \old(S)=10, \old(t1)=0, \old(t1)=0, \old(t4)=10, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=3, pc4++=2, res4=0, S={10:0}, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L668] COND FALSE !(t4 == ((void *)0)) VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=2, \old(res4)=0, \old(S)=10, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=10, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=3, pc4++=2, res4=0, S={10:0}, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L694] RET pop() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=3, res4=0, S={10:0}, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L690] S || 1 != pc1 || __VERIFIER_nondet_int() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=3, res4=0, S={10:0}, S || 1 != pc1 || __VERIFIER_nondet_int()=1, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND FALSE !(__VERIFIER_nondet_int()) [L694] CALL pop() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=3, \old(res4)=0, \old(S)=10, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=10, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=3, res4=0, S={10:0}, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L663] pc4++ [L664] case 1: [L667] case 2: [L671] case 3: VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=3, \old(res4)=0, \old(S)=10, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=10, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=4, pc4++=3, res4=0, S={10:0}, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L672] EXPR t4->next VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=3, \old(res4)=0, \old(S)=10, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=10, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=4, pc4++=3, res4=0, S={10:0}, t1={0:0}, t4={10:0}, t4->next={0:0}, x1={10:0}, x4={0:0}] [L672] x4 = t4->next [L694] RET pop() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=4, res4=0, S={10:0}, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L690] S || 1 != pc1 || __VERIFIER_nondet_int() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=4, res4=0, S={10:0}, S || 1 != pc1 || __VERIFIER_nondet_int()=1, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND FALSE !(__VERIFIER_nondet_int()) [L694] CALL pop() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=4, \old(res4)=0, \old(S)=10, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=10, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=4, res4=0, S={10:0}, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L663] pc4++ [L664] case 1: [L667] case 2: [L671] case 3: [L674] case 4: VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=4, \old(res4)=0, \old(S)=0, \old(S)=10, \old(t1)=0, \old(t1)=0, \old(t4)=10, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=5, pc4++=4, res4=0, S={10:0}, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L675] COND TRUE S == t4 [L676] S = x4 VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=4, \old(res4)=0, \old(S)=10, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=10, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=5, pc4++=4, res4=0, S={0:0}, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L694] RET pop() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=5, res4=0, S={0:0}, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L690] S || 1 != pc1 || __VERIFIER_nondet_int() [L690] S || 1 != pc1 || __VERIFIER_nondet_int() VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, __VERIFIER_nondet_int()=0, garbage={0:0}, pc1=1, pc4=5, res4=0, S={0:0}, S || 1 != pc1 || __VERIFIER_nondet_int()=0, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L690] COND FALSE !(S || 1 != pc1 || __VERIFIER_nondet_int()) [L696] COND FALSE !(\read(*garbage)) VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, garbage={0:0}, pc1=1, pc4=5, res4=0, S={0:0}, t1={0:0}, t4={10:0}, x1={10:0}, x4={0:0}] [L701] S = ((void *)0) [L702] t1 = ((void *)0) [L703] x1 = ((void *)0) [L704] t4 = ((void *)0) [L705] x4 = ((void *)0) [L706] return !!garbage; VAL [\old(garbage)=0, \old(garbage)=0, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=0, \old(S)=0, \old(t1)=0, \old(t1)=0, \old(t4)=0, \old(t4)=0, \old(x1)=0, \old(x1)=0, \old(x4)=0, \old(x4)=0, \result=0, garbage={0:0}, pc1=1, pc4=5, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={0:0}, x4={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 72 locations, 19 error locations. UNSAFE Result, 23.2s OverallTime, 30 OverallIterations, 11 TraceHistogramMax, 12.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2900 SDtfs, 8468 SDslu, 6962 SDs, 0 SdLazy, 12561 SolverSat, 2234 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.8s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 3015 GetRequests, 2277 SyntacticMatches, 49 SemanticMatches, 689 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8035 ImplicationChecksByTransitivity, 6.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=25212occurred in iteration=28, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.7s AbstIntTime, 19 AbstIntIterations, 3 AbstIntStrong, 0.9905228758169932 AbsIntWeakeningRatio, 1.0625 AbsIntAvgWeakeningVarsNumRemoved, 6.8375 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 29 MinimizatonAttempts, 15867 StatesRemovedByMinimization, 27 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 2514 NumberOfCodeBlocks, 2481 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 3412 ConstructedInterpolants, 10 QuantifiedInterpolants, 816145 SizeOfPredicates, 123 NumberOfNonLiveVariables, 8755 ConjunctsInSsa, 287 ConjunctsInUnsatCore, 63 InterpolantComputations, 11 PerfectInterpolantSequences, 3841/4685 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-03 04:47:01,494 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 04:47:01,495 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 04:47:01,501 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 04:47:01,501 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 04:47:01,502 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 04:47:01,502 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 04:47:01,503 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 04:47:01,504 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 04:47:01,504 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 04:47:01,505 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 04:47:01,505 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 04:47:01,505 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 04:47:01,506 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 04:47:01,506 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 04:47:01,507 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 04:47:01,507 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 04:47:01,508 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 04:47:01,509 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 04:47:01,509 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 04:47:01,510 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 04:47:01,510 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 04:47:01,512 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 04:47:01,512 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 04:47:01,512 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 04:47:01,512 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 04:47:01,513 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 04:47:01,513 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 04:47:01,513 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 04:47:01,514 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 04:47:01,514 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 04:47:01,514 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 04:47:01,515 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 04:47:01,515 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 04:47:01,515 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 04:47:01,515 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 04:47:01,516 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2018-12-03 04:47:01,523 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 04:47:01,523 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 04:47:01,524 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 04:47:01,524 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 04:47:01,524 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 04:47:01,524 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 04:47:01,524 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 04:47:01,524 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 04:47:01,524 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 04:47:01,524 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 04:47:01,525 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 04:47:01,525 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 04:47:01,525 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 04:47:01,525 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 04:47:01,525 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-03 04:47:01,525 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 04:47:01,525 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 04:47:01,526 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 04:47:01,526 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-03 04:47:01,526 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-03 04:47:01,526 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-03 04:47:01,526 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 04:47:01,526 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-03 04:47:01,526 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-03 04:47:01,526 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 04:47:01,526 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-03 04:47:01,526 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 04:47:01,526 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 04:47:01,527 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 04:47:01,527 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 04:47:01,527 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 04:47:01,527 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 04:47:01,527 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 04:47:01,527 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-03 04:47:01,527 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 04:47:01,527 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-03 04:47:01,527 INFO L133 SettingsManager]: * Logic for external solver=AUFBV 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_15d9a09e-6e73-41da-9771-f0fc4128c977/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> d63b0df6d52bcd8d9bf0cf2db24af60c531c4c29 [2018-12-03 04:47:01,545 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 04:47:01,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 04:47:01,554 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 04:47:01,555 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 04:47:01,555 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 04:47:01,556 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/../../sv-benchmarks/c/memsafety/lockfree-3.3_false-valid-memtrack.i [2018-12-03 04:47:01,592 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/data/0407e542f/59e0ffa97ce14bd0acf6547f87c87065/FLAG2b0184d33 [2018-12-03 04:47:01,954 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 04:47:01,955 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/sv-benchmarks/c/memsafety/lockfree-3.3_false-valid-memtrack.i [2018-12-03 04:47:01,961 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/data/0407e542f/59e0ffa97ce14bd0acf6547f87c87065/FLAG2b0184d33 [2018-12-03 04:47:01,968 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/data/0407e542f/59e0ffa97ce14bd0acf6547f87c87065 [2018-12-03 04:47:01,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 04:47:01,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 04:47:01,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 04:47:01,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 04:47:01,973 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 04:47:01,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:47:01" (1/1) ... [2018-12-03 04:47:01,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73a048df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:01, skipping insertion in model container [2018-12-03 04:47:01,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:47:01" (1/1) ... [2018-12-03 04:47:01,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 04:47:01,998 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 04:47:02,152 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 04:47:02,161 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 04:47:02,234 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 04:47:02,261 INFO L195 MainTranslator]: Completed translation [2018-12-03 04:47:02,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:02 WrapperNode [2018-12-03 04:47:02,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 04:47:02,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 04:47:02,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 04:47:02,262 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 04:47:02,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:02" (1/1) ... [2018-12-03 04:47:02,280 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:02" (1/1) ... [2018-12-03 04:47:02,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 04:47:02,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 04:47:02,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 04:47:02,286 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 04:47:02,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:02" (1/1) ... [2018-12-03 04:47:02,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:02" (1/1) ... [2018-12-03 04:47:02,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:02" (1/1) ... [2018-12-03 04:47:02,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:02" (1/1) ... [2018-12-03 04:47:02,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:02" (1/1) ... [2018-12-03 04:47:02,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:02" (1/1) ... [2018-12-03 04:47:02,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:02" (1/1) ... [2018-12-03 04:47:02,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 04:47:02,309 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 04:47:02,309 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 04:47:02,309 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 04:47:02,310 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/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 [2018-12-03 04:47:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 04:47:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-03 04:47:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-12-03 04:47:02,342 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-12-03 04:47:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure pop [2018-12-03 04:47:02,342 INFO L138 BoogieDeclarations]: Found implementation of procedure pop [2018-12-03 04:47:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 04:47:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 04:47:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 04:47:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 04:47:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-03 04:47:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-03 04:47:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-03 04:47:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-03 04:47:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 04:47:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 04:47:02,603 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 04:47:02,603 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-03 04:47:02,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:47:02 BoogieIcfgContainer [2018-12-03 04:47:02,604 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 04:47:02,604 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 04:47:02,604 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 04:47:02,606 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 04:47:02,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 04:47:01" (1/3) ... [2018-12-03 04:47:02,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28c54062 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 04:47:02, skipping insertion in model container [2018-12-03 04:47:02,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:47:02" (2/3) ... [2018-12-03 04:47:02,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28c54062 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 04:47:02, skipping insertion in model container [2018-12-03 04:47:02,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:47:02" (3/3) ... [2018-12-03 04:47:02,608 INFO L112 eAbstractionObserver]: Analyzing ICFG lockfree-3.3_false-valid-memtrack.i [2018-12-03 04:47:02,614 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 04:47:02,618 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 19 error locations. [2018-12-03 04:47:02,627 INFO L257 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2018-12-03 04:47:02,641 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-03 04:47:02,641 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 04:47:02,641 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-03 04:47:02,641 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 04:47:02,642 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 04:47:02,642 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 04:47:02,642 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 04:47:02,642 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 04:47:02,642 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 04:47:02,650 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states. [2018-12-03 04:47:02,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-03 04:47:02,655 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:02,656 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:02,657 INFO L423 AbstractCegarLoop]: === Iteration 1 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:02,660 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:02,661 INFO L82 PathProgramCache]: Analyzing trace with hash -1439294725, now seen corresponding path program 1 times [2018-12-03 04:47:02,663 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:02,663 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:02,678 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:02,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:02,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:02,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:02,739 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 04:47:02,741 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:47:02,741 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 04:47:02,743 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-03 04:47:02,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-03 04:47:02,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 04:47:02,753 INFO L87 Difference]: Start difference. First operand 70 states. Second operand 2 states. [2018-12-03 04:47:02,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:02,764 INFO L93 Difference]: Finished difference Result 70 states and 86 transitions. [2018-12-03 04:47:02,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-03 04:47:02,765 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2018-12-03 04:47:02,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:02,773 INFO L225 Difference]: With dead ends: 70 [2018-12-03 04:47:02,773 INFO L226 Difference]: Without dead ends: 67 [2018-12-03 04:47:02,774 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 04:47:02,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2018-12-03 04:47:02,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2018-12-03 04:47:02,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-12-03 04:47:02,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 83 transitions. [2018-12-03 04:47:02,797 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 83 transitions. Word has length 8 [2018-12-03 04:47:02,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:02,798 INFO L480 AbstractCegarLoop]: Abstraction has 67 states and 83 transitions. [2018-12-03 04:47:02,798 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-03 04:47:02,798 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 83 transitions. [2018-12-03 04:47:02,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-03 04:47:02,798 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:02,798 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:02,799 INFO L423 AbstractCegarLoop]: === Iteration 2 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:02,799 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:02,799 INFO L82 PathProgramCache]: Analyzing trace with hash -1439306257, now seen corresponding path program 1 times [2018-12-03 04:47:02,799 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:02,800 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:02,812 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:02,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:02,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:02,860 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 04:47:02,861 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:47:02,861 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 04:47:02,862 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 04:47:02,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 04:47:02,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:47:02,862 INFO L87 Difference]: Start difference. First operand 67 states and 83 transitions. Second operand 3 states. [2018-12-03 04:47:02,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:02,903 INFO L93 Difference]: Finished difference Result 118 states and 151 transitions. [2018-12-03 04:47:02,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 04:47:02,904 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2018-12-03 04:47:02,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:02,905 INFO L225 Difference]: With dead ends: 118 [2018-12-03 04:47:02,906 INFO L226 Difference]: Without dead ends: 118 [2018-12-03 04:47:02,906 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:47:02,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2018-12-03 04:47:02,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 100. [2018-12-03 04:47:02,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-12-03 04:47:02,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 143 transitions. [2018-12-03 04:47:02,918 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 143 transitions. Word has length 8 [2018-12-03 04:47:02,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:02,918 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 143 transitions. [2018-12-03 04:47:02,919 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 04:47:02,919 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 143 transitions. [2018-12-03 04:47:02,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-03 04:47:02,919 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:02,919 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:02,920 INFO L423 AbstractCegarLoop]: === Iteration 3 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:02,920 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:02,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1668822526, now seen corresponding path program 1 times [2018-12-03 04:47:02,920 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:02,920 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:02,934 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:02,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:02,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:02,970 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 04:47:02,971 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:47:02,972 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 04:47:02,972 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 04:47:02,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 04:47:02,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:47:02,973 INFO L87 Difference]: Start difference. First operand 100 states and 143 transitions. Second operand 3 states. [2018-12-03 04:47:03,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:03,060 INFO L93 Difference]: Finished difference Result 124 states and 178 transitions. [2018-12-03 04:47:03,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 04:47:03,061 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2018-12-03 04:47:03,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:03,062 INFO L225 Difference]: With dead ends: 124 [2018-12-03 04:47:03,062 INFO L226 Difference]: Without dead ends: 121 [2018-12-03 04:47:03,062 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:47:03,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-12-03 04:47:03,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 113. [2018-12-03 04:47:03,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-12-03 04:47:03,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 166 transitions. [2018-12-03 04:47:03,069 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 166 transitions. Word has length 9 [2018-12-03 04:47:03,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:03,069 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 166 transitions. [2018-12-03 04:47:03,070 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 04:47:03,070 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 166 transitions. [2018-12-03 04:47:03,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-03 04:47:03,070 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:03,070 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:03,070 INFO L423 AbstractCegarLoop]: === Iteration 4 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:03,070 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:03,071 INFO L82 PathProgramCache]: Analyzing trace with hash -1669734080, now seen corresponding path program 1 times [2018-12-03 04:47:03,071 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:03,071 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:03,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:03,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:03,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:03,175 INFO L478 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 [2018-12-03 04:47:03,176 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-03 04:47:03,178 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-03 04:47:03,179 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-12-03 04:47:03,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:03,181 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 04:47:03,183 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:47:03,183 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 04:47:03,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 04:47:03,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 04:47:03,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:47:03,183 INFO L87 Difference]: Start difference. First operand 113 states and 166 transitions. Second operand 3 states. [2018-12-03 04:47:03,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:03,297 INFO L93 Difference]: Finished difference Result 194 states and 286 transitions. [2018-12-03 04:47:03,298 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 04:47:03,298 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2018-12-03 04:47:03,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:03,300 INFO L225 Difference]: With dead ends: 194 [2018-12-03 04:47:03,300 INFO L226 Difference]: Without dead ends: 194 [2018-12-03 04:47:03,300 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:47:03,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2018-12-03 04:47:03,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 175. [2018-12-03 04:47:03,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2018-12-03 04:47:03,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 274 transitions. [2018-12-03 04:47:03,314 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 274 transitions. Word has length 11 [2018-12-03 04:47:03,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:03,314 INFO L480 AbstractCegarLoop]: Abstraction has 175 states and 274 transitions. [2018-12-03 04:47:03,314 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 04:47:03,314 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 274 transitions. [2018-12-03 04:47:03,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-03 04:47:03,315 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:03,315 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:03,315 INFO L423 AbstractCegarLoop]: === Iteration 5 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:03,315 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:03,316 INFO L82 PathProgramCache]: Analyzing trace with hash -1669734079, now seen corresponding path program 1 times [2018-12-03 04:47:03,316 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:03,316 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:03,329 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:03,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:03,408 INFO L478 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 [2018-12-03 04:47:03,408 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-03 04:47:03,412 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-03 04:47:03,412 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-12-03 04:47:03,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:03,418 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 04:47:03,420 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:47:03,420 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 04:47:03,420 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 04:47:03,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 04:47:03,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:47:03,420 INFO L87 Difference]: Start difference. First operand 175 states and 274 transitions. Second operand 3 states. [2018-12-03 04:47:03,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:03,535 INFO L93 Difference]: Finished difference Result 245 states and 369 transitions. [2018-12-03 04:47:03,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 04:47:03,535 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2018-12-03 04:47:03,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:03,536 INFO L225 Difference]: With dead ends: 245 [2018-12-03 04:47:03,536 INFO L226 Difference]: Without dead ends: 245 [2018-12-03 04:47:03,537 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 04:47:03,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2018-12-03 04:47:03,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 229. [2018-12-03 04:47:03,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2018-12-03 04:47:03,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 358 transitions. [2018-12-03 04:47:03,548 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 358 transitions. Word has length 11 [2018-12-03 04:47:03,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:03,548 INFO L480 AbstractCegarLoop]: Abstraction has 229 states and 358 transitions. [2018-12-03 04:47:03,548 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 04:47:03,548 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 358 transitions. [2018-12-03 04:47:03,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 04:47:03,549 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:03,549 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:03,549 INFO L423 AbstractCegarLoop]: === Iteration 6 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:03,549 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:03,549 INFO L82 PathProgramCache]: Analyzing trace with hash -222141844, now seen corresponding path program 1 times [2018-12-03 04:47:03,549 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:03,550 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:03,562 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:03,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:03,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:03,603 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 04:47:03,604 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:47:03,604 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 04:47:03,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-03 04:47:03,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-03 04:47:03,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-03 04:47:03,605 INFO L87 Difference]: Start difference. First operand 229 states and 358 transitions. Second operand 4 states. [2018-12-03 04:47:03,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:03,636 INFO L93 Difference]: Finished difference Result 195 states and 281 transitions. [2018-12-03 04:47:03,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-03 04:47:03,636 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-12-03 04:47:03,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:03,637 INFO L225 Difference]: With dead ends: 195 [2018-12-03 04:47:03,637 INFO L226 Difference]: Without dead ends: 195 [2018-12-03 04:47:03,638 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-03 04:47:03,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2018-12-03 04:47:03,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 179. [2018-12-03 04:47:03,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2018-12-03 04:47:03,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 269 transitions. [2018-12-03 04:47:03,645 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 269 transitions. Word has length 12 [2018-12-03 04:47:03,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:03,645 INFO L480 AbstractCegarLoop]: Abstraction has 179 states and 269 transitions. [2018-12-03 04:47:03,645 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-03 04:47:03,645 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 269 transitions. [2018-12-03 04:47:03,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-03 04:47:03,645 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:03,646 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:03,646 INFO L423 AbstractCegarLoop]: === Iteration 7 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:03,646 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:03,646 INFO L82 PathProgramCache]: Analyzing trace with hash 38457197, now seen corresponding path program 1 times [2018-12-03 04:47:03,646 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:03,646 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:03,659 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:03,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:03,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:03,703 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 04:47:03,704 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 04:47:03,704 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 04:47:03,705 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-03 04:47:03,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-03 04:47:03,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-03 04:47:03,705 INFO L87 Difference]: Start difference. First operand 179 states and 269 transitions. Second operand 4 states. [2018-12-03 04:47:03,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:03,727 INFO L93 Difference]: Finished difference Result 293 states and 416 transitions. [2018-12-03 04:47:03,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-03 04:47:03,727 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2018-12-03 04:47:03,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:03,729 INFO L225 Difference]: With dead ends: 293 [2018-12-03 04:47:03,729 INFO L226 Difference]: Without dead ends: 293 [2018-12-03 04:47:03,729 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-03 04:47:03,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2018-12-03 04:47:03,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 279. [2018-12-03 04:47:03,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2018-12-03 04:47:03,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 402 transitions. [2018-12-03 04:47:03,742 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 402 transitions. Word has length 13 [2018-12-03 04:47:03,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:03,743 INFO L480 AbstractCegarLoop]: Abstraction has 279 states and 402 transitions. [2018-12-03 04:47:03,743 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-03 04:47:03,743 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 402 transitions. [2018-12-03 04:47:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-03 04:47:03,743 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:03,743 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:03,744 INFO L423 AbstractCegarLoop]: === Iteration 8 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:03,744 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:03,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1717494497, now seen corresponding path program 1 times [2018-12-03 04:47:03,744 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:03,744 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:03,757 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:03,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:03,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:03,830 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:03,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:03,905 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:47:03,905 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:47:03,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:03,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:03,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:03,939 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:03,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:03,993 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-12-03 04:47:03,993 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6] total 10 [2018-12-03 04:47:03,993 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 04:47:03,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 04:47:03,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-03 04:47:03,993 INFO L87 Difference]: Start difference. First operand 279 states and 402 transitions. Second operand 10 states. [2018-12-03 04:47:04,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:04,468 INFO L93 Difference]: Finished difference Result 686 states and 1006 transitions. [2018-12-03 04:47:04,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-03 04:47:04,469 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2018-12-03 04:47:04,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:04,471 INFO L225 Difference]: With dead ends: 686 [2018-12-03 04:47:04,471 INFO L226 Difference]: Without dead ends: 686 [2018-12-03 04:47:04,471 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2018-12-03 04:47:04,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2018-12-03 04:47:04,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 585. [2018-12-03 04:47:04,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 585 states. [2018-12-03 04:47:04,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 863 transitions. [2018-12-03 04:47:04,485 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 863 transitions. Word has length 18 [2018-12-03 04:47:04,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:04,485 INFO L480 AbstractCegarLoop]: Abstraction has 585 states and 863 transitions. [2018-12-03 04:47:04,485 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 04:47:04,486 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 863 transitions. [2018-12-03 04:47:04,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-03 04:47:04,486 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:04,486 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:04,486 INFO L423 AbstractCegarLoop]: === Iteration 9 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:04,486 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:04,486 INFO L82 PathProgramCache]: Analyzing trace with hash 2005054982, now seen corresponding path program 1 times [2018-12-03 04:47:04,487 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:04,487 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 11 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:04,499 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:04,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:04,573 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:04,573 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:04,639 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:47:04,639 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:47:04,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:04,667 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:04,685 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:04,685 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:04,767 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:04,782 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-12-03 04:47:04,783 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8, 8] total 16 [2018-12-03 04:47:04,783 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-03 04:47:04,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-03 04:47:04,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2018-12-03 04:47:04,783 INFO L87 Difference]: Start difference. First operand 585 states and 863 transitions. Second operand 16 states. [2018-12-03 04:47:05,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:05,752 INFO L93 Difference]: Finished difference Result 1669 states and 2454 transitions. [2018-12-03 04:47:05,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-12-03 04:47:05,753 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 20 [2018-12-03 04:47:05,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:05,757 INFO L225 Difference]: With dead ends: 1669 [2018-12-03 04:47:05,758 INFO L226 Difference]: Without dead ends: 1669 [2018-12-03 04:47:05,758 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 58 SyntacticMatches, 6 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=223, Invalid=967, Unknown=0, NotChecked=0, Total=1190 [2018-12-03 04:47:05,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1669 states. [2018-12-03 04:47:05,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1669 to 1491. [2018-12-03 04:47:05,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1491 states. [2018-12-03 04:47:05,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 1491 states and 2210 transitions. [2018-12-03 04:47:05,789 INFO L78 Accepts]: Start accepts. Automaton has 1491 states and 2210 transitions. Word has length 20 [2018-12-03 04:47:05,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:05,789 INFO L480 AbstractCegarLoop]: Abstraction has 1491 states and 2210 transitions. [2018-12-03 04:47:05,789 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-03 04:47:05,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 2210 transitions. [2018-12-03 04:47:05,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-03 04:47:05,790 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:05,790 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:05,791 INFO L423 AbstractCegarLoop]: === Iteration 10 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:05,791 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:05,791 INFO L82 PathProgramCache]: Analyzing trace with hash 2099980339, now seen corresponding path program 1 times [2018-12-03 04:47:05,791 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:05,791 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:05,812 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:05,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:05,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:05,994 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:05,994 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:06,107 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:06,109 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:47:06,110 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:47:06,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:06,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:06,148 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:06,148 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:06,215 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:06,239 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-12-03 04:47:06,239 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8, 8] total 12 [2018-12-03 04:47:06,240 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-03 04:47:06,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-03 04:47:06,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2018-12-03 04:47:06,240 INFO L87 Difference]: Start difference. First operand 1491 states and 2210 transitions. Second operand 12 states. [2018-12-03 04:47:06,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:06,873 INFO L93 Difference]: Finished difference Result 2136 states and 2992 transitions. [2018-12-03 04:47:06,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-03 04:47:06,874 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 29 [2018-12-03 04:47:06,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:06,882 INFO L225 Difference]: With dead ends: 2136 [2018-12-03 04:47:06,882 INFO L226 Difference]: Without dead ends: 2136 [2018-12-03 04:47:06,882 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2018-12-03 04:47:06,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2136 states. [2018-12-03 04:47:06,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2136 to 1773. [2018-12-03 04:47:06,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1773 states. [2018-12-03 04:47:06,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1773 states and 2563 transitions. [2018-12-03 04:47:06,946 INFO L78 Accepts]: Start accepts. Automaton has 1773 states and 2563 transitions. Word has length 29 [2018-12-03 04:47:06,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:06,947 INFO L480 AbstractCegarLoop]: Abstraction has 1773 states and 2563 transitions. [2018-12-03 04:47:06,947 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-03 04:47:06,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2563 transitions. [2018-12-03 04:47:06,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-03 04:47:06,948 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:06,948 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:06,948 INFO L423 AbstractCegarLoop]: === Iteration 11 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:06,948 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:06,949 INFO L82 PathProgramCache]: Analyzing trace with hash 546475081, now seen corresponding path program 1 times [2018-12-03 04:47:06,949 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:06,949 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 15 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:06,970 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:07,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:07,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:07,074 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-03 04:47:07,074 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:07,203 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:07,205 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:47:07,205 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:47:07,213 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:07,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:07,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:07,278 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-03 04:47:07,278 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:07,430 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:07,445 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-12-03 04:47:07,445 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 9, 10] total 22 [2018-12-03 04:47:07,445 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-12-03 04:47:07,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-12-03 04:47:07,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=384, Unknown=0, NotChecked=0, Total=462 [2018-12-03 04:47:07,446 INFO L87 Difference]: Start difference. First operand 1773 states and 2563 transitions. Second operand 22 states. [2018-12-03 04:47:09,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:09,196 INFO L93 Difference]: Finished difference Result 2079 states and 2783 transitions. [2018-12-03 04:47:09,197 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-12-03 04:47:09,197 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 30 [2018-12-03 04:47:09,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:09,203 INFO L225 Difference]: With dead ends: 2079 [2018-12-03 04:47:09,204 INFO L226 Difference]: Without dead ends: 1799 [2018-12-03 04:47:09,205 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 96 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 594 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=647, Invalid=2109, Unknown=0, NotChecked=0, Total=2756 [2018-12-03 04:47:09,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1799 states. [2018-12-03 04:47:09,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1799 to 1639. [2018-12-03 04:47:09,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1639 states. [2018-12-03 04:47:09,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1639 states and 2275 transitions. [2018-12-03 04:47:09,254 INFO L78 Accepts]: Start accepts. Automaton has 1639 states and 2275 transitions. Word has length 30 [2018-12-03 04:47:09,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:09,254 INFO L480 AbstractCegarLoop]: Abstraction has 1639 states and 2275 transitions. [2018-12-03 04:47:09,254 INFO L481 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-12-03 04:47:09,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 2275 transitions. [2018-12-03 04:47:09,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-03 04:47:09,255 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:09,255 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:09,256 INFO L423 AbstractCegarLoop]: === Iteration 12 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:09,256 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:09,256 INFO L82 PathProgramCache]: Analyzing trace with hash -1788517337, now seen corresponding path program 1 times [2018-12-03 04:47:09,256 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:09,256 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 17 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:09,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:09,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:09,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:09,381 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 28 proven. 17 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-03 04:47:09,381 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:09,567 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 12 proven. 39 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-03 04:47:09,568 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:47:09,569 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:47:09,575 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:09,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-03 04:47:09,646 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-03 04:47:09,661 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-03 04:47:09,661 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9, 12] total 20 [2018-12-03 04:47:09,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-12-03 04:47:09,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-12-03 04:47:09,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2018-12-03 04:47:09,662 INFO L87 Difference]: Start difference. First operand 1639 states and 2275 transitions. Second operand 20 states. [2018-12-03 04:47:10,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:10,843 INFO L93 Difference]: Finished difference Result 3482 states and 5008 transitions. [2018-12-03 04:47:10,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-12-03 04:47:10,843 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 45 [2018-12-03 04:47:10,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:10,850 INFO L225 Difference]: With dead ends: 3482 [2018-12-03 04:47:10,850 INFO L226 Difference]: Without dead ends: 3426 [2018-12-03 04:47:10,851 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 129 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 364 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=424, Invalid=1382, Unknown=0, NotChecked=0, Total=1806 [2018-12-03 04:47:10,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3426 states. [2018-12-03 04:47:10,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3426 to 3376. [2018-12-03 04:47:10,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3376 states. [2018-12-03 04:47:10,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 3376 states and 4938 transitions. [2018-12-03 04:47:10,897 INFO L78 Accepts]: Start accepts. Automaton has 3376 states and 4938 transitions. Word has length 45 [2018-12-03 04:47:10,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:10,897 INFO L480 AbstractCegarLoop]: Abstraction has 3376 states and 4938 transitions. [2018-12-03 04:47:10,897 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-12-03 04:47:10,898 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 4938 transitions. [2018-12-03 04:47:10,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-03 04:47:10,898 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:10,899 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:10,899 INFO L423 AbstractCegarLoop]: === Iteration 13 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:10,899 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:10,899 INFO L82 PathProgramCache]: Analyzing trace with hash 1601842735, now seen corresponding path program 1 times [2018-12-03 04:47:10,899 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:10,899 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 19 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:10,912 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:10,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:11,059 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 51 proven. 17 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-03 04:47:11,060 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:11,258 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 21 proven. 53 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-03 04:47:11,260 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:47:11,260 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:47:11,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:11,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:11,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:11,341 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 65 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-03 04:47:11,342 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:11,445 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 35 proven. 25 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-03 04:47:11,460 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-12-03 04:47:11,460 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 9, 9] total 24 [2018-12-03 04:47:11,461 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-12-03 04:47:11,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-12-03 04:47:11,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=466, Unknown=0, NotChecked=0, Total=552 [2018-12-03 04:47:11,461 INFO L87 Difference]: Start difference. First operand 3376 states and 4938 transitions. Second operand 24 states. [2018-12-03 04:47:14,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:14,585 INFO L93 Difference]: Finished difference Result 8831 states and 13437 transitions. [2018-12-03 04:47:14,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-12-03 04:47:14,585 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 57 [2018-12-03 04:47:14,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:14,617 INFO L225 Difference]: With dead ends: 8831 [2018-12-03 04:47:14,617 INFO L226 Difference]: Without dead ends: 8733 [2018-12-03 04:47:14,618 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 218 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 547 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=634, Invalid=2228, Unknown=0, NotChecked=0, Total=2862 [2018-12-03 04:47:14,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8733 states. [2018-12-03 04:47:14,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8733 to 7828. [2018-12-03 04:47:14,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7828 states. [2018-12-03 04:47:14,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7828 states to 7828 states and 11910 transitions. [2018-12-03 04:47:14,746 INFO L78 Accepts]: Start accepts. Automaton has 7828 states and 11910 transitions. Word has length 57 [2018-12-03 04:47:14,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:14,746 INFO L480 AbstractCegarLoop]: Abstraction has 7828 states and 11910 transitions. [2018-12-03 04:47:14,746 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-12-03 04:47:14,746 INFO L276 IsEmpty]: Start isEmpty. Operand 7828 states and 11910 transitions. [2018-12-03 04:47:14,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-03 04:47:14,747 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:14,747 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:14,747 INFO L423 AbstractCegarLoop]: === Iteration 14 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:14,747 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:14,747 INFO L82 PathProgramCache]: Analyzing trace with hash 438669423, now seen corresponding path program 1 times [2018-12-03 04:47:14,747 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:14,747 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 21 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:14,761 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:14,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:14,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:14,883 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 37 proven. 30 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-03 04:47:14,883 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:15,190 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 16 proven. 67 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-03 04:47:15,192 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:47:15,192 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:47:15,197 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:15,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:15,278 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 63 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-03 04:47:15,278 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:15,383 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 42 proven. 16 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-03 04:47:15,398 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-12-03 04:47:15,399 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 16, 9, 9] total 28 [2018-12-03 04:47:15,399 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-12-03 04:47:15,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-12-03 04:47:15,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=639, Unknown=0, NotChecked=0, Total=756 [2018-12-03 04:47:15,399 INFO L87 Difference]: Start difference. First operand 7828 states and 11910 transitions. Second operand 28 states. [2018-12-03 04:47:19,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:19,637 INFO L93 Difference]: Finished difference Result 17139 states and 26545 transitions. [2018-12-03 04:47:19,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-12-03 04:47:19,638 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 57 [2018-12-03 04:47:19,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:19,678 INFO L225 Difference]: With dead ends: 17139 [2018-12-03 04:47:19,678 INFO L226 Difference]: Without dead ends: 16929 [2018-12-03 04:47:19,679 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 221 SyntacticMatches, 2 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 925 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=962, Invalid=3460, Unknown=0, NotChecked=0, Total=4422 [2018-12-03 04:47:19,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16929 states. [2018-12-03 04:47:19,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16929 to 13424. [2018-12-03 04:47:19,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13424 states. [2018-12-03 04:47:19,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13424 states to 13424 states and 20590 transitions. [2018-12-03 04:47:19,936 INFO L78 Accepts]: Start accepts. Automaton has 13424 states and 20590 transitions. Word has length 57 [2018-12-03 04:47:19,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:19,936 INFO L480 AbstractCegarLoop]: Abstraction has 13424 states and 20590 transitions. [2018-12-03 04:47:19,937 INFO L481 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-12-03 04:47:19,937 INFO L276 IsEmpty]: Start isEmpty. Operand 13424 states and 20590 transitions. [2018-12-03 04:47:19,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-03 04:47:19,937 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:19,937 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:19,937 INFO L423 AbstractCegarLoop]: === Iteration 15 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:19,938 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:19,938 INFO L82 PathProgramCache]: Analyzing trace with hash -1997796495, now seen corresponding path program 1 times [2018-12-03 04:47:19,938 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:19,938 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 23 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:19,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:20,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:20,095 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 5 proven. 48 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-03 04:47:20,095 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:20,355 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 5 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:20,356 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:47:20,356 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:47:20,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:20,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:20,434 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 5 proven. 48 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-03 04:47:20,434 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:20,870 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 5 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 04:47:20,885 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-12-03 04:47:20,885 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 19, 12, 19] total 40 [2018-12-03 04:47:20,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-12-03 04:47:20,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-12-03 04:47:20,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1367, Unknown=0, NotChecked=0, Total=1560 [2018-12-03 04:47:20,886 INFO L87 Difference]: Start difference. First operand 13424 states and 20590 transitions. Second operand 40 states. [2018-12-03 04:47:25,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:25,183 INFO L93 Difference]: Finished difference Result 25723 states and 38419 transitions. [2018-12-03 04:47:25,184 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2018-12-03 04:47:25,184 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 59 [2018-12-03 04:47:25,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:25,242 INFO L225 Difference]: With dead ends: 25723 [2018-12-03 04:47:25,242 INFO L226 Difference]: Without dead ends: 24997 [2018-12-03 04:47:25,244 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 194 SyntacticMatches, 2 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2195 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=2048, Invalid=7654, Unknown=0, NotChecked=0, Total=9702 [2018-12-03 04:47:25,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24997 states. [2018-12-03 04:47:25,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24997 to 24527. [2018-12-03 04:47:25,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24527 states. [2018-12-03 04:47:25,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24527 states to 24527 states and 36809 transitions. [2018-12-03 04:47:25,590 INFO L78 Accepts]: Start accepts. Automaton has 24527 states and 36809 transitions. Word has length 59 [2018-12-03 04:47:25,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:25,591 INFO L480 AbstractCegarLoop]: Abstraction has 24527 states and 36809 transitions. [2018-12-03 04:47:25,591 INFO L481 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-12-03 04:47:25,591 INFO L276 IsEmpty]: Start isEmpty. Operand 24527 states and 36809 transitions. [2018-12-03 04:47:25,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-03 04:47:25,591 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:25,591 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 5, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:25,592 INFO L423 AbstractCegarLoop]: === Iteration 16 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:25,592 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:25,592 INFO L82 PathProgramCache]: Analyzing trace with hash 661798747, now seen corresponding path program 1 times [2018-12-03 04:47:25,592 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:25,592 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 25 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:25,607 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:25,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:25,706 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 32 proven. 52 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-03 04:47:25,706 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:25,776 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 26 proven. 58 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-03 04:47:25,777 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:47:25,777 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:47:25,783 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:25,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:25,826 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 32 proven. 52 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-03 04:47:25,826 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:25,883 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 26 proven. 58 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-03 04:47:25,898 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-12-03 04:47:25,899 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7, 7] total 10 [2018-12-03 04:47:25,899 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 04:47:25,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 04:47:25,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-12-03 04:47:25,899 INFO L87 Difference]: Start difference. First operand 24527 states and 36809 transitions. Second operand 10 states. [2018-12-03 04:47:26,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:26,457 INFO L93 Difference]: Finished difference Result 49039 states and 74563 transitions. [2018-12-03 04:47:26,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-03 04:47:26,458 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 70 [2018-12-03 04:47:26,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:26,595 INFO L225 Difference]: With dead ends: 49039 [2018-12-03 04:47:26,595 INFO L226 Difference]: Without dead ends: 49039 [2018-12-03 04:47:26,595 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 275 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=95, Invalid=211, Unknown=0, NotChecked=0, Total=306 [2018-12-03 04:47:26,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49039 states. [2018-12-03 04:47:27,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49039 to 48989. [2018-12-03 04:47:27,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48989 states. [2018-12-03 04:47:27,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48989 states to 48989 states and 74478 transitions. [2018-12-03 04:47:27,367 INFO L78 Accepts]: Start accepts. Automaton has 48989 states and 74478 transitions. Word has length 70 [2018-12-03 04:47:27,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:27,367 INFO L480 AbstractCegarLoop]: Abstraction has 48989 states and 74478 transitions. [2018-12-03 04:47:27,367 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 04:47:27,367 INFO L276 IsEmpty]: Start isEmpty. Operand 48989 states and 74478 transitions. [2018-12-03 04:47:27,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-03 04:47:27,368 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:27,368 INFO L402 BasicCegarLoop]: trace histogram [8, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:27,368 INFO L423 AbstractCegarLoop]: === Iteration 17 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:27,368 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:27,369 INFO L82 PathProgramCache]: Analyzing trace with hash 1967698754, now seen corresponding path program 1 times [2018-12-03 04:47:27,369 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:27,369 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 27 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:27,384 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:27,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:27,602 INFO L478 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 [2018-12-03 04:47:27,602 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-03 04:47:27,604 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-03 04:47:27,604 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-12-03 04:47:27,707 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 32 proven. 47 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-03 04:47:27,707 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:27,886 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 29 proven. 50 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-03 04:47:27,889 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:47:27,890 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:47:27,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:27,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:27,939 INFO L478 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 [2018-12-03 04:47:27,939 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-03 04:47:27,943 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-03 04:47:27,943 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-12-03 04:47:27,993 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 32 proven. 47 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-03 04:47:27,994 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:28,110 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 29 proven. 50 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-03 04:47:28,125 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-12-03 04:47:28,126 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9, 9] total 14 [2018-12-03 04:47:28,126 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-03 04:47:28,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-03 04:47:28,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2018-12-03 04:47:28,126 INFO L87 Difference]: Start difference. First operand 48989 states and 74478 transitions. Second operand 15 states. [2018-12-03 04:47:30,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:30,227 INFO L93 Difference]: Finished difference Result 88544 states and 134589 transitions. [2018-12-03 04:47:30,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 04:47:30,228 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 79 [2018-12-03 04:47:30,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:30,504 INFO L225 Difference]: With dead ends: 88544 [2018-12-03 04:47:30,504 INFO L226 Difference]: Without dead ends: 88544 [2018-12-03 04:47:30,504 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 297 SyntacticMatches, 18 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 275 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=302, Invalid=888, Unknown=0, NotChecked=0, Total=1190 [2018-12-03 04:47:30,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88544 states. [2018-12-03 04:47:31,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88544 to 77588. [2018-12-03 04:47:31,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77588 states. [2018-12-03 04:47:31,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77588 states to 77588 states and 119116 transitions. [2018-12-03 04:47:31,604 INFO L78 Accepts]: Start accepts. Automaton has 77588 states and 119116 transitions. Word has length 79 [2018-12-03 04:47:31,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:31,604 INFO L480 AbstractCegarLoop]: Abstraction has 77588 states and 119116 transitions. [2018-12-03 04:47:31,604 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-03 04:47:31,604 INFO L276 IsEmpty]: Start isEmpty. Operand 77588 states and 119116 transitions. [2018-12-03 04:47:31,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-03 04:47:31,605 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:31,605 INFO L402 BasicCegarLoop]: trace histogram [8, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:31,606 INFO L423 AbstractCegarLoop]: === Iteration 18 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:31,606 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:31,606 INFO L82 PathProgramCache]: Analyzing trace with hash 1967698755, now seen corresponding path program 1 times [2018-12-03 04:47:31,606 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:31,606 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 29 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:31,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:31,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:31,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:31,847 INFO L478 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 [2018-12-03 04:47:31,847 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-03 04:47:31,850 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-03 04:47:31,850 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-12-03 04:47:31,981 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 32 proven. 47 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-03 04:47:31,981 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:33,034 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 29 proven. 50 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-03 04:47:33,037 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:47:33,037 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:47:33,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:33,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:33,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:33,093 INFO L478 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 [2018-12-03 04:47:33,093 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-03 04:47:33,097 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-03 04:47:33,097 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-12-03 04:47:33,217 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 30 proven. 53 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-03 04:47:33,217 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:33,829 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 38 proven. 63 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-03 04:47:33,844 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-12-03 04:47:33,844 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 10, 12] total 21 [2018-12-03 04:47:33,844 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-12-03 04:47:33,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-12-03 04:47:33,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=384, Unknown=0, NotChecked=0, Total=462 [2018-12-03 04:47:33,845 INFO L87 Difference]: Start difference. First operand 77588 states and 119116 transitions. Second operand 22 states. [2018-12-03 04:47:34,204 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2018-12-03 04:47:34,720 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-12-03 04:47:36,814 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 26 [2018-12-03 04:47:38,173 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2018-12-03 04:47:40,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:40,312 INFO L93 Difference]: Finished difference Result 131943 states and 200782 transitions. [2018-12-03 04:47:40,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-12-03 04:47:40,315 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 79 [2018-12-03 04:47:40,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:40,664 INFO L225 Difference]: With dead ends: 131943 [2018-12-03 04:47:40,664 INFO L226 Difference]: Without dead ends: 131943 [2018-12-03 04:47:40,665 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 302 SyntacticMatches, 5 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 440 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=592, Invalid=1664, Unknown=0, NotChecked=0, Total=2256 [2018-12-03 04:47:40,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131943 states. [2018-12-03 04:47:42,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131943 to 118550. [2018-12-03 04:47:42,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118550 states. [2018-12-03 04:47:42,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118550 states to 118550 states and 182006 transitions. [2018-12-03 04:47:42,661 INFO L78 Accepts]: Start accepts. Automaton has 118550 states and 182006 transitions. Word has length 79 [2018-12-03 04:47:42,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:42,661 INFO L480 AbstractCegarLoop]: Abstraction has 118550 states and 182006 transitions. [2018-12-03 04:47:42,661 INFO L481 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-12-03 04:47:42,661 INFO L276 IsEmpty]: Start isEmpty. Operand 118550 states and 182006 transitions. [2018-12-03 04:47:42,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-03 04:47:42,664 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:42,664 INFO L402 BasicCegarLoop]: trace histogram [10, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:42,664 INFO L423 AbstractCegarLoop]: === Iteration 19 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:42,664 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:42,664 INFO L82 PathProgramCache]: Analyzing trace with hash 196023798, now seen corresponding path program 1 times [2018-12-03 04:47:42,665 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:42,665 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 31 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:42,682 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:42,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:42,893 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 59 proven. 88 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-03 04:47:42,893 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:43,144 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 49 proven. 54 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-03 04:47:43,146 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:47:43,146 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:47:43,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:43,203 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:43,278 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 33 proven. 57 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-03 04:47:43,278 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:43,617 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 33 proven. 73 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-03 04:47:43,632 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-12-03 04:47:43,632 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 10, 15] total 35 [2018-12-03 04:47:43,633 INFO L459 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-12-03 04:47:43,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-12-03 04:47:43,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=185, Invalid=1005, Unknown=0, NotChecked=0, Total=1190 [2018-12-03 04:47:43,633 INFO L87 Difference]: Start difference. First operand 118550 states and 182006 transitions. Second operand 35 states. [2018-12-03 04:47:47,304 WARN L180 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 20 [2018-12-03 04:47:50,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:47:50,069 INFO L93 Difference]: Finished difference Result 244178 states and 365550 transitions. [2018-12-03 04:47:50,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2018-12-03 04:47:50,071 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 97 [2018-12-03 04:47:50,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:47:50,773 INFO L225 Difference]: With dead ends: 244178 [2018-12-03 04:47:50,773 INFO L226 Difference]: Without dead ends: 244178 [2018-12-03 04:47:50,775 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 482 GetRequests, 386 SyntacticMatches, 4 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1983 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=1619, Invalid=7123, Unknown=0, NotChecked=0, Total=8742 [2018-12-03 04:47:50,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244178 states. [2018-12-03 04:47:53,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244178 to 194743. [2018-12-03 04:47:53,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194743 states. [2018-12-03 04:47:54,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194743 states to 194743 states and 296650 transitions. [2018-12-03 04:47:54,195 INFO L78 Accepts]: Start accepts. Automaton has 194743 states and 296650 transitions. Word has length 97 [2018-12-03 04:47:54,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:47:54,195 INFO L480 AbstractCegarLoop]: Abstraction has 194743 states and 296650 transitions. [2018-12-03 04:47:54,195 INFO L481 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-12-03 04:47:54,195 INFO L276 IsEmpty]: Start isEmpty. Operand 194743 states and 296650 transitions. [2018-12-03 04:47:54,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-03 04:47:54,202 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:47:54,202 INFO L402 BasicCegarLoop]: trace histogram [10, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:47:54,203 INFO L423 AbstractCegarLoop]: === Iteration 20 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:47:54,203 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:47:54,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1220517520, now seen corresponding path program 1 times [2018-12-03 04:47:54,204 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:47:54,204 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 33 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:47:54,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:54,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:54,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:54,412 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 10 proven. 110 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-03 04:47:54,413 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:54,858 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 10 proven. 165 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-03 04:47:54,860 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 04:47:54,860 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/z3 Starting monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-03 04:47:54,865 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:47:54,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 04:47:54,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 04:47:55,021 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 28 proven. 110 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-03 04:47:55,021 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 04:47:55,237 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 107 proven. 6 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-03 04:47:55,253 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2018-12-03 04:47:55,253 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 22, 16, 9] total 37 [2018-12-03 04:47:55,253 INFO L459 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-12-03 04:47:55,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-12-03 04:47:55,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=237, Invalid=1095, Unknown=0, NotChecked=0, Total=1332 [2018-12-03 04:47:55,254 INFO L87 Difference]: Start difference. First operand 194743 states and 296650 transitions. Second operand 37 states. [2018-12-03 04:47:57,249 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-12-03 04:48:01,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 04:48:01,902 INFO L93 Difference]: Finished difference Result 193836 states and 284258 transitions. [2018-12-03 04:48:01,903 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2018-12-03 04:48:01,904 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 108 [2018-12-03 04:48:01,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 04:48:02,392 INFO L225 Difference]: With dead ends: 193836 [2018-12-03 04:48:02,393 INFO L226 Difference]: Without dead ends: 188951 [2018-12-03 04:48:02,394 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 525 GetRequests, 426 SyntacticMatches, 2 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2418 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=2090, Invalid=7612, Unknown=0, NotChecked=0, Total=9702 [2018-12-03 04:48:02,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188951 states. [2018-12-03 04:48:04,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188951 to 139769. [2018-12-03 04:48:04,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139769 states. [2018-12-03 04:48:04,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139769 states to 139769 states and 205397 transitions. [2018-12-03 04:48:04,779 INFO L78 Accepts]: Start accepts. Automaton has 139769 states and 205397 transitions. Word has length 108 [2018-12-03 04:48:04,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 04:48:04,780 INFO L480 AbstractCegarLoop]: Abstraction has 139769 states and 205397 transitions. [2018-12-03 04:48:04,780 INFO L481 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-12-03 04:48:04,780 INFO L276 IsEmpty]: Start isEmpty. Operand 139769 states and 205397 transitions. [2018-12-03 04:48:04,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-03 04:48:04,782 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 04:48:04,782 INFO L402 BasicCegarLoop]: trace histogram [10, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 04:48:04,782 INFO L423 AbstractCegarLoop]: === Iteration 21 === [popErr2REQUIRES_VIOLATION, popErr1REQUIRES_VIOLATION, popErr0REQUIRES_VIOLATION, popErr5REQUIRES_VIOLATION, popErr4REQUIRES_VIOLATION, popErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, pushErr2REQUIRES_VIOLATION, pushErr7REQUIRES_VIOLATION, pushErr1REQUIRES_VIOLATION, pushErr6REQUIRES_VIOLATION, pushErr0REQUIRES_VIOLATION, pushErr5REQUIRES_VIOLATION, pushErr4REQUIRES_VIOLATION, pushErr3REQUIRES_VIOLATION]=== [2018-12-03 04:48:04,782 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 04:48:04,783 INFO L82 PathProgramCache]: Analyzing trace with hash -1918870684, now seen corresponding path program 1 times [2018-12-03 04:48:04,783 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-03 04:48:04,783 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d9a09e-6e73-41da-9771-f0fc4128c977/bin-2019/utaipan/cvc4 Starting monitored process 35 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-03 04:48:04,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 04:48:05,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 04:48:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 04:48:05,591 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-03 04:48:05,630 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-12-03 04:48:05,650 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,650 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,650 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,650 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,650 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,650 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,651 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,651 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,651 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,651 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,651 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,651 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,652 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,652 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,652 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,652 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,653 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,653 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,653 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,653 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,653 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,653 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,653 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,653 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,654 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,654 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,654 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,654 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,654 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,654 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,654 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,655 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,655 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,655 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,655 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,655 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,655 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,656 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,656 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,656 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,656 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,656 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,656 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,656 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,656 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,656 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,656 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,657 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,657 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,657 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,657 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,657 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,657 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,657 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,657 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,658 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,658 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,658 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,658 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,658 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,658 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,658 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,658 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,659 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,659 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,659 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,659 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,659 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,659 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,659 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,659 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,659 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,660 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,660 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,660 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,660 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,660 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,660 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,661 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,661 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,661 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,661 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,661 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,661 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,661 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,661 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,661 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,662 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,662 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,662 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,662 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,662 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,662 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,662 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,662 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,662 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,663 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,663 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,663 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,663 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,663 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,663 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,663 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,663 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,663 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,664 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,664 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,664 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,664 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,664 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,664 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,664 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,664 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,664 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,665 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,665 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,665 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,665 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,665 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,665 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,665 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,665 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,665 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,665 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,666 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,666 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,666 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,666 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,666 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,666 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,666 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,666 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,667 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,667 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,667 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,667 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,667 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,667 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,667 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,667 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,668 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,668 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,668 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,668 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,668 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,668 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,668 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,668 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,668 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,668 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,669 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,669 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,669 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,669 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,669 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,669 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,669 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,669 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,669 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,670 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,670 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,670 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,670 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,670 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,670 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,670 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,670 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,670 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,671 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,671 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,671 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,671 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,671 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,671 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,671 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,671 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,672 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,672 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,672 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,672 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,672 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,672 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,672 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,672 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,672 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,673 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,673 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,673 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,673 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,673 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,673 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,673 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,673 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,674 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,674 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,674 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,674 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,674 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,674 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,674 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,674 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,674 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,675 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,675 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,675 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,675 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,675 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,675 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,675 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,675 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,675 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,675 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,676 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,676 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,676 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,676 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,676 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,676 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,676 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,676 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,677 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,677 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,677 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,677 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,677 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,677 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,677 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,677 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,677 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,678 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,678 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,678 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,678 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,678 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,678 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,678 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,678 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,678 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,679 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,679 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,679 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,679 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,679 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,679 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,679 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,680 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,680 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,680 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,680 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,680 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,680 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,680 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,680 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,680 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,681 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,681 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,681 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,681 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,681 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,681 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,681 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,681 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,682 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,682 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,682 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,682 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,682 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,682 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,682 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,682 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,682 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,683 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,683 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,683 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,683 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,683 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,683 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,683 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,683 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,683 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,684 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,684 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,684 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,684 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,684 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,684 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,684 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,684 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,684 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,684 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,685 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,685 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,685 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,685 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,685 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,685 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,685 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,685 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,685 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,685 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,686 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,686 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,686 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,686 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,686 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,686 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,686 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,686 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,686 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,686 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,686 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,687 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,687 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,687 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,687 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,687 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,687 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,687 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,687 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,687 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,688 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,688 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,688 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,688 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,688 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,688 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,688 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,688 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,688 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,688 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,689 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,689 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,689 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,689 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,689 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,689 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,689 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,689 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,689 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,689 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,690 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,690 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,690 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,690 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,690 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,690 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,690 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,690 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,690 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,691 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,691 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,691 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,691 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,691 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,691 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,691 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,691 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,691 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,691 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,691 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,692 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,692 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,692 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,692 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,692 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,692 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,692 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,692 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,692 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,692 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,692 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,693 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,693 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,693 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,693 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,693 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,693 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,693 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,693 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,693 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,694 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,694 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,694 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,694 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,694 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,694 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,694 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,694 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,694 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,694 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,695 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,695 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,695 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,695 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,695 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,695 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,695 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,695 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,695 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,696 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,696 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,696 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,696 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,696 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,696 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,696 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,696 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,696 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,696 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,696 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,697 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,697 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,697 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,697 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,697 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,697 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,697 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,697 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,697 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,697 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,698 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,698 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,698 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,698 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,698 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,698 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,698 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,698 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,698 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,698 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,698 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,698 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,699 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,699 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,699 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,699 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,699 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,699 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,699 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,699 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,699 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,699 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,699 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,700 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,700 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,700 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,700 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,700 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,700 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,700 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,700 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,700 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,700 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,701 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,701 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,701 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,701 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,701 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,701 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,701 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,701 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,701 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,701 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,701 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,702 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,702 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-12-03 04:48:05,702 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,702 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,702 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,702 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,702 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,702 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,702 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,702 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,702 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,702 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,703 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,703 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,703 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,703 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,703 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,703 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,703 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,703 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,703 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,703 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,703 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,704 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,704 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,704 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,704 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,704 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,704 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,704 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,704 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,704 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,704 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,704 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,705 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,705 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,705 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,705 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,705 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,705 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,705 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,705 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,705 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,705 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,705 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,705 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell [2018-12-03 04:48:05,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 04:48:05 BoogieIcfgContainer [2018-12-03 04:48:05,714 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 04:48:05,714 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 04:48:05,714 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 04:48:05,715 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 04:48:05,715 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:47:02" (3/4) ... [2018-12-03 04:48:05,718 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-03 04:48:05,718 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 04:48:05,719 INFO L168 Benchmark]: Toolchain (without parser) took 63748.38 ms. Allocated memory was 1.0 GB in the beginning and 3.8 GB in the end (delta: 2.8 GB). Free memory was 938.0 MB in the beginning and 1.3 GB in the end (delta: -401.4 MB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2018-12-03 04:48:05,719 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 04:48:05,719 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -194.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-12-03 04:48:05,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.10 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 04:48:05,720 INFO L168 Benchmark]: Boogie Preprocessor took 23.23 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 04:48:05,720 INFO L168 Benchmark]: RCFGBuilder took 294.77 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: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-12-03 04:48:05,720 INFO L168 Benchmark]: TraceAbstraction took 63110.11 ms. Allocated memory was 1.2 GB in the beginning and 3.8 GB in the end (delta: 2.6 GB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -238.9 MB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2018-12-03 04:48:05,720 INFO L168 Benchmark]: Witness Printer took 3.80 ms. Allocated memory is still 3.8 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 04:48:05,721 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 290.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -194.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.10 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.23 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 294.77 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: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 63110.11 ms. Allocated memory was 1.2 GB in the beginning and 3.8 GB in the end (delta: 2.6 GB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -238.9 MB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. * Witness Printer took 3.80 ms. Allocated memory is still 3.8 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 2147483648bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch1 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *cell * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 688]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 688. Possible FailurePath: [L624] struct cell *S; [L625] int pc1 = 1; [L626] int pc4 = 1; [L627] static struct cell *t1 = ((void *)0); [L628] static struct cell *x1 = ((void *)0); [L657] struct cell* garbage; [L658] static struct cell *t4 = ((void *)0); [L659] static struct cell *x4 = ((void *)0); [L662] static int res4; VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=0, \old(pc4)=0, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=1, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={0:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND TRUE __VERIFIER_nondet_int() [L692] CALL push() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=1, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={0:0}, x4={0:0}] [L631] pc1++ [L632] case 1: [L633] x1 = malloc(sizeof(*x1)) VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, malloc(sizeof(*x1))={-2147483648:0}, pc1=2, pc1++=1, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L634] x1->data = 0 VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, malloc(sizeof(*x1))={-2147483648:0}, pc1=2, pc1++=1, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L635] x1->next = ((void *)0) VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, malloc(sizeof(*x1))={-2147483648:0}, pc1=2, pc1++=1, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L692] RET push() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=2, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND TRUE __VERIFIER_nondet_int() [L692] CALL push() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=2, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=2, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L631] pc1++ [L632] case 1: [L637] case 2: VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=2, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=3, pc1++=2, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L638] x1->data = 4 VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=2, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=3, pc1++=2, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L692] RET push() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=3, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND TRUE __VERIFIER_nondet_int() [L692] CALL push() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=3, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=3, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L631] pc1++ [L632] case 1: [L637] case 2: [L640] case 3: [L641] t1 = S VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=3, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=4, pc1++=3, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L692] RET push() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=4, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND TRUE __VERIFIER_nondet_int() [L692] CALL push() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=4, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=4, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L631] pc1++ [L632] case 1: [L637] case 2: [L640] case 3: [L643] case 4: VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=4, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=5, pc1++=4, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L644] x1->next = t1 VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=4, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=5, pc1++=4, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L692] RET push() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=5, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND TRUE __VERIFIER_nondet_int() [L692] CALL push() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=5, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=5, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L631] pc1++ [L632] case 1: [L637] case 2: [L640] case 3: [L643] case 4: [L646] case 5: VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=5, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc1++=5, pc4=1, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L647] COND TRUE S == t1 [L648] S = x1 VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=5, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc1++=5, pc4=1, res4=0, S={-2147483648:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L692] RET push() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=1, res4=0, S={-2147483648:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND FALSE !(__VERIFIER_nondet_int()) [L694] CALL pop() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=1, res4=0, S={-2147483648:0}, t1={0:0}, t4={0:0}, x1={-2147483648:0}, x4={0:0}] [L663] pc4++ [L664] case 1: [L665] t4 = S VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=2, pc4++=1, res4=0, S={-2147483648:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L694] RET pop() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=2, res4=0, S={-2147483648:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND FALSE !(__VERIFIER_nondet_int()) [L694] CALL pop() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=2, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=2, res4=0, S={-2147483648:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L663] pc4++ [L664] case 1: [L667] case 2: VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=2, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=3, pc4++=2, res4=0, S={-2147483648:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L668] COND FALSE !(t4 == ((void *)0)) VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=2, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=3, pc4++=2, res4=0, S={-2147483648:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L694] RET pop() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=3, res4=0, S={-2147483648:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND FALSE !(__VERIFIER_nondet_int()) [L694] CALL pop() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=3, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=3, res4=0, S={-2147483648:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L663] pc4++ [L664] case 1: [L667] case 2: [L671] case 3: VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=3, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=4, pc4++=3, res4=0, S={-2147483648:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L672] EXPR t4->next VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=3, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=4, pc4++=3, res4=0, S={-2147483648:0}, t1={0:0}, t4={-2147483648:0}, t4->next={0:0}, x1={-2147483648:0}, x4={0:0}] [L672] x4 = t4->next [L694] RET pop() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=4, res4=0, S={-2147483648:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND FALSE !(__VERIFIER_nondet_int()) [L694] CALL pop() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=4, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=4, res4=0, S={-2147483648:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L663] pc4++ [L664] case 1: [L667] case 2: [L671] case 3: [L674] case 4: VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=4, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=5, pc4++=4, res4=0, S={-2147483648:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L675] COND TRUE S == t4 [L676] S = x4 VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=4, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=5, pc4++=4, res4=0, S={0:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L694] RET pop() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=5, res4=0, S={0:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L690] COND TRUE S || 1 != pc1 || __VERIFIER_nondet_int() [L691] COND TRUE __VERIFIER_nondet_int() [L692] CALL push() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=6, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=6, pc4=5, res4=0, S={0:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L631] pc1++ [L632] case 1: [L637] case 2: [L640] case 3: [L643] case 4: [L646] case 5: [L652] case 6: [L653] pc1 = 1 VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=6, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=1, pc1++=6, pc4=5, res4=0, S={0:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L692] RET push() VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=1, pc4=5, res4=0, S={0:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L690] COND FALSE !(S || 1 != pc1 || __VERIFIER_nondet_int()) [L696] COND FALSE !(\read(*garbage)) VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, garbage={0:0}, pc1=1, pc4=5, res4=0, S={0:0}, t1={0:0}, t4={-2147483648:0}, x1={-2147483648:0}, x4={0:0}] [L701] S = ((void *)0) [L702] t1 = ((void *)0) [L703] x1 = ((void *)0) [L704] t4 = ((void *)0) [L705] x4 = ((void *)0) [L706] return !!garbage; VAL [\old(garbage)=null, \old(garbage)=null, \old(pc1)=1, \old(pc4)=1, \old(res4)=0, \old(S)=null, \old(S)=null, \old(t1)=null, \old(t1)=null, \old(t4)=null, \old(t4)=null, \old(x1)=null, \old(x1)=null, \old(x4)=null, \old(x4)=null, \result=0, garbage={0:0}, pc1=1, pc4=5, res4=0, S={0:0}, t1={0:0}, t4={0:0}, x1={0:0}, x4={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 70 locations, 19 error locations. UNSAFE Result, 63.0s OverallTime, 21 OverallIterations, 10 TraceHistogramMax, 41.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2620 SDtfs, 23298 SDslu, 5199 SDs, 0 SdLazy, 16148 SolverSat, 6101 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3537 GetRequests, 2824 SyntacticMatches, 46 SemanticMatches, 667 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10040 ImplicationChecksByTransitivity, 20.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194743occurred in iteration=19, 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: 10.6s AutomataMinimizationTime, 20 MinimizatonAttempts, 128839 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 7.3s InterpolantComputationTime, 1677 NumberOfCodeBlocks, 1677 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 2961 ConstructedInterpolants, 40 QuantifiedInterpolants, 1399177 SizeOfPredicates, 165 NumberOfNonLiveVariables, 9807 ConjunctsInSsa, 547 ConjunctsInUnsatCore, 58 InterpolantComputations, 8 PerfectInterpolantSequences, 2650/4548 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...