./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_467d119a-2731-4708-970c-c12d8af25c62/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_467d119a-2731-4708-970c-c12d8af25c62/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_467d119a-2731-4708-970c-c12d8af25c62/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_467d119a-2731-4708-970c-c12d8af25c62/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_467d119a-2731-4708-970c-c12d8af25c62/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_467d119a-2731-4708-970c-c12d8af25c62/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cb707188c16c164350650888a29f60678584414b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:01:57,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:01:57,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:01:57,794 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:01:57,794 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:01:57,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:01:57,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:01:57,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:01:57,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:01:57,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:01:57,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:01:57,800 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:01:57,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:01:57,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:01:57,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:01:57,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:01:57,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:01:57,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:01:57,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:01:57,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:01:57,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:01:57,811 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:01:57,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:01:57,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:01:57,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:01:57,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:01:57,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:01:57,815 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:01:57,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:01:57,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:01:57,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:01:57,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:01:57,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:01:57,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:01:57,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:01:57,823 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:01:57,824 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:01:57,824 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:01:57,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:01:57,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:01:57,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:01:57,826 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_467d119a-2731-4708-970c-c12d8af25c62/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-10-22 09:01:57,841 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:01:57,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:01:57,845 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:01:57,845 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:01:57,845 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:01:57,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:01:57,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:01:57,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:01:57,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 09:01:57,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:01:57,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 09:01:57,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:01:57,847 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:01:57,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 09:01:57,848 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:01:57,848 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:01:57,848 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:01:57,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:01:57,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:01:57,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:01:57,849 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:01:57,849 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 09:01:57,849 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:01:57,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 09:01:57,849 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 09:01:57,849 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 09:01:57,849 INFO L138 SettingsManager]: * To the following directory=dump/ 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_467d119a-2731-4708-970c-c12d8af25c62/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb707188c16c164350650888a29f60678584414b [2019-10-22 09:01:57,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:01:57,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:01:57,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:01:57,909 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:01:57,910 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:01:57,910 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_467d119a-2731-4708-970c-c12d8af25c62/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2019-10-22 09:01:57,965 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_467d119a-2731-4708-970c-c12d8af25c62/bin/uautomizer/data/c5faa3e14/6e815be780b3479ca5a9cfb11d6c2f88/FLAGd20a1b2e8 [2019-10-22 09:01:58,624 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:01:58,626 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_467d119a-2731-4708-970c-c12d8af25c62/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2019-10-22 09:01:58,664 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_467d119a-2731-4708-970c-c12d8af25c62/bin/uautomizer/data/c5faa3e14/6e815be780b3479ca5a9cfb11d6c2f88/FLAGd20a1b2e8 [2019-10-22 09:01:58,936 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_467d119a-2731-4708-970c-c12d8af25c62/bin/uautomizer/data/c5faa3e14/6e815be780b3479ca5a9cfb11d6c2f88 [2019-10-22 09:01:58,939 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:01:58,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:01:58,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:58,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:01:58,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:01:58,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:58" (1/1) ... [2019-10-22 09:01:58,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d938ae3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:58, skipping insertion in model container [2019-10-22 09:01:58,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:58" (1/1) ... [2019-10-22 09:01:58,958 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:01:59,059 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:02:00,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:02:00,231 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:02:00,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:02:00,547 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:02:00,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:00 WrapperNode [2019-10-22 09:02:00,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:02:00,548 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:02:00,548 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:02:00,548 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:02:00,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:00" (1/1) ... [2019-10-22 09:02:00,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:00" (1/1) ... [2019-10-22 09:02:00,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:02:00,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:02:00,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:02:00,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:02:00,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:00" (1/1) ... [2019-10-22 09:02:00,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:00" (1/1) ... [2019-10-22 09:02:00,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:00" (1/1) ... [2019-10-22 09:02:00,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:00" (1/1) ... [2019-10-22 09:02:01,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:00" (1/1) ... [2019-10-22 09:02:01,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:00" (1/1) ... [2019-10-22 09:02:01,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:00" (1/1) ... [2019-10-22 09:02:01,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:02:01,216 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:02:01,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:02:01,217 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:02:01,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_467d119a-2731-4708-970c-c12d8af25c62/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:02:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-22 09:02:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-22 09:02:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-22 09:02:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 09:02:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 09:02:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 09:02:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 09:02:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 09:02:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-22 09:02:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 09:02:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 09:02:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 09:02:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_event [2019-10-22 09:02:01,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_event [2019-10-22 09:02:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 09:02:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-22 09:02:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:02:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:02:08,502 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:02:08,509 INFO L284 CfgBuilder]: Removed 1560 assume(true) statements. [2019-10-22 09:02:08,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:08 BoogieIcfgContainer [2019-10-22 09:02:08,511 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:02:08,512 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 09:02:08,512 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 09:02:08,516 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 09:02:08,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 09:01:58" (1/3) ... [2019-10-22 09:02:08,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@441e65b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:02:08, skipping insertion in model container [2019-10-22 09:02:08,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:00" (2/3) ... [2019-10-22 09:02:08,519 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@441e65b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:02:08, skipping insertion in model container [2019-10-22 09:02:08,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:08" (3/3) ... [2019-10-22 09:02:08,520 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2019-10-22 09:02:08,529 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 09:02:08,542 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 09:02:08,551 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 09:02:08,586 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 09:02:08,586 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 09:02:08,586 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 09:02:08,586 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:02:08,587 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:02:08,587 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 09:02:08,587 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:02:08,587 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 09:02:08,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states. [2019-10-22 09:02:08,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 09:02:08,628 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:08,628 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:08,631 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:08,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:08,636 INFO L82 PathProgramCache]: Analyzing trace with hash 1834703728, now seen corresponding path program 1 times [2019-10-22 09:02:08,643 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:08,643 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320032852] [2019-10-22 09:02:08,644 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:08,644 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:08,644 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:09,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:02:09,020 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320032852] [2019-10-22 09:02:09,021 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:09,021 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 09:02:09,022 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433667999] [2019-10-22 09:02:09,026 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:02:09,026 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:09,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:02:09,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:02:09,040 INFO L87 Difference]: Start difference. First operand 1928 states. Second operand 3 states. [2019-10-22 09:02:09,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:09,416 INFO L93 Difference]: Finished difference Result 5725 states and 8658 transitions. [2019-10-22 09:02:09,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:02:09,418 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-10-22 09:02:09,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:09,481 INFO L225 Difference]: With dead ends: 5725 [2019-10-22 09:02:09,482 INFO L226 Difference]: Without dead ends: 3799 [2019-10-22 09:02:09,544 INFO L600 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 [2019-10-22 09:02:09,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3799 states. [2019-10-22 09:02:09,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3799 to 3799. [2019-10-22 09:02:09,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3799 states. [2019-10-22 09:02:09,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 3799 states and 5563 transitions. [2019-10-22 09:02:09,808 INFO L78 Accepts]: Start accepts. Automaton has 3799 states and 5563 transitions. Word has length 24 [2019-10-22 09:02:09,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:09,808 INFO L462 AbstractCegarLoop]: Abstraction has 3799 states and 5563 transitions. [2019-10-22 09:02:09,808 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:02:09,808 INFO L276 IsEmpty]: Start isEmpty. Operand 3799 states and 5563 transitions. [2019-10-22 09:02:09,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 09:02:09,813 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:09,814 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:09,814 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:09,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:09,814 INFO L82 PathProgramCache]: Analyzing trace with hash 1492909444, now seen corresponding path program 1 times [2019-10-22 09:02:09,814 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:09,815 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628515406] [2019-10-22 09:02:09,815 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:09,815 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:09,815 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:09,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:02:09,937 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628515406] [2019-10-22 09:02:09,937 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:09,937 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:02:09,937 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779719511] [2019-10-22 09:02:09,939 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 09:02:09,939 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:09,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 09:02:09,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-22 09:02:09,939 INFO L87 Difference]: Start difference. First operand 3799 states and 5563 transitions. Second operand 4 states. [2019-10-22 09:02:10,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:10,436 INFO L93 Difference]: Finished difference Result 7579 states and 11101 transitions. [2019-10-22 09:02:10,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 09:02:10,436 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2019-10-22 09:02:10,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:10,478 INFO L225 Difference]: With dead ends: 7579 [2019-10-22 09:02:10,478 INFO L226 Difference]: Without dead ends: 3798 [2019-10-22 09:02:10,513 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:02:10,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3798 states. [2019-10-22 09:02:10,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3798 to 3798. [2019-10-22 09:02:10,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3798 states. [2019-10-22 09:02:10,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3798 states to 3798 states and 5559 transitions. [2019-10-22 09:02:10,666 INFO L78 Accepts]: Start accepts. Automaton has 3798 states and 5559 transitions. Word has length 32 [2019-10-22 09:02:10,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:10,666 INFO L462 AbstractCegarLoop]: Abstraction has 3798 states and 5559 transitions. [2019-10-22 09:02:10,666 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 09:02:10,666 INFO L276 IsEmpty]: Start isEmpty. Operand 3798 states and 5559 transitions. [2019-10-22 09:02:10,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 09:02:10,673 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:10,673 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:10,673 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:10,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:10,674 INFO L82 PathProgramCache]: Analyzing trace with hash 672173430, now seen corresponding path program 1 times [2019-10-22 09:02:10,674 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:10,674 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441210925] [2019-10-22 09:02:10,674 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:10,674 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:10,674 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:10,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:10,790 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-22 09:02:10,790 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441210925] [2019-10-22 09:02:10,790 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:10,790 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 09:02:10,791 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841974952] [2019-10-22 09:02:10,791 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:02:10,791 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:10,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:02:10,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:02:10,792 INFO L87 Difference]: Start difference. First operand 3798 states and 5559 transitions. Second operand 5 states. [2019-10-22 09:02:11,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:11,583 INFO L93 Difference]: Finished difference Result 11356 states and 16870 transitions. [2019-10-22 09:02:11,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 09:02:11,584 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2019-10-22 09:02:11,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:11,668 INFO L225 Difference]: With dead ends: 11356 [2019-10-22 09:02:11,668 INFO L226 Difference]: Without dead ends: 7572 [2019-10-22 09:02:11,721 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:02:11,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7572 states. [2019-10-22 09:02:11,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7572 to 7572. [2019-10-22 09:02:11,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7572 states. [2019-10-22 09:02:12,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7572 states to 7572 states and 11161 transitions. [2019-10-22 09:02:12,032 INFO L78 Accepts]: Start accepts. Automaton has 7572 states and 11161 transitions. Word has length 43 [2019-10-22 09:02:12,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:12,032 INFO L462 AbstractCegarLoop]: Abstraction has 7572 states and 11161 transitions. [2019-10-22 09:02:12,032 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:02:12,032 INFO L276 IsEmpty]: Start isEmpty. Operand 7572 states and 11161 transitions. [2019-10-22 09:02:12,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-22 09:02:12,043 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:12,043 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-10-22 09:02:12,044 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:12,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:12,044 INFO L82 PathProgramCache]: Analyzing trace with hash 7477433, now seen corresponding path program 1 times [2019-10-22 09:02:12,044 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:12,044 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864995986] [2019-10-22 09:02:12,044 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:12,045 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:12,045 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:12,128 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:02:12,129 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864995986] [2019-10-22 09:02:12,129 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:12,129 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 09:02:12,129 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804335658] [2019-10-22 09:02:12,129 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:02:12,130 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:12,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:02:12,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:02:12,130 INFO L87 Difference]: Start difference. First operand 7572 states and 11161 transitions. Second operand 3 states. [2019-10-22 09:02:12,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:12,604 INFO L93 Difference]: Finished difference Result 17274 states and 25419 transitions. [2019-10-22 09:02:12,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:02:12,605 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2019-10-22 09:02:12,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:12,728 INFO L225 Difference]: With dead ends: 17274 [2019-10-22 09:02:12,730 INFO L226 Difference]: Without dead ends: 9720 [2019-10-22 09:02:12,831 INFO L600 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 [2019-10-22 09:02:12,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9720 states. [2019-10-22 09:02:13,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9720 to 9698. [2019-10-22 09:02:13,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9698 states. [2019-10-22 09:02:13,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9698 states to 9698 states and 14160 transitions. [2019-10-22 09:02:13,377 INFO L78 Accepts]: Start accepts. Automaton has 9698 states and 14160 transitions. Word has length 67 [2019-10-22 09:02:13,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:13,377 INFO L462 AbstractCegarLoop]: Abstraction has 9698 states and 14160 transitions. [2019-10-22 09:02:13,377 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:02:13,377 INFO L276 IsEmpty]: Start isEmpty. Operand 9698 states and 14160 transitions. [2019-10-22 09:02:13,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-22 09:02:13,393 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:13,393 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-10-22 09:02:13,394 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:13,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:13,394 INFO L82 PathProgramCache]: Analyzing trace with hash 1700449107, now seen corresponding path program 2 times [2019-10-22 09:02:13,394 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:13,394 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583076798] [2019-10-22 09:02:13,395 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:13,395 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:13,395 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:13,464 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-22 09:02:13,464 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583076798] [2019-10-22 09:02:13,465 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:13,465 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 09:02:13,465 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059429568] [2019-10-22 09:02:13,465 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:02:13,465 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:13,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:02:13,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:02:13,466 INFO L87 Difference]: Start difference. First operand 9698 states and 14160 transitions. Second operand 3 states. [2019-10-22 09:02:13,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:13,837 INFO L93 Difference]: Finished difference Result 16560 states and 24093 transitions. [2019-10-22 09:02:13,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:02:13,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2019-10-22 09:02:13,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:13,898 INFO L225 Difference]: With dead ends: 16560 [2019-10-22 09:02:13,898 INFO L226 Difference]: Without dead ends: 6880 [2019-10-22 09:02:13,975 INFO L600 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 [2019-10-22 09:02:13,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6880 states. [2019-10-22 09:02:14,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6880 to 6860. [2019-10-22 09:02:14,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6860 states. [2019-10-22 09:02:14,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6860 states to 6860 states and 9933 transitions. [2019-10-22 09:02:14,201 INFO L78 Accepts]: Start accepts. Automaton has 6860 states and 9933 transitions. Word has length 67 [2019-10-22 09:02:14,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:14,201 INFO L462 AbstractCegarLoop]: Abstraction has 6860 states and 9933 transitions. [2019-10-22 09:02:14,201 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:02:14,201 INFO L276 IsEmpty]: Start isEmpty. Operand 6860 states and 9933 transitions. [2019-10-22 09:02:14,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-10-22 09:02:14,206 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:14,207 INFO L380 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-10-22 09:02:14,207 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:14,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:14,207 INFO L82 PathProgramCache]: Analyzing trace with hash 2019029050, now seen corresponding path program 1 times [2019-10-22 09:02:14,207 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:14,207 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561175687] [2019-10-22 09:02:14,207 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:14,208 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:14,208 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:14,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:14,298 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 09:02:14,298 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561175687] [2019-10-22 09:02:14,298 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:14,298 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:02:14,298 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389410979] [2019-10-22 09:02:14,299 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 09:02:14,299 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:14,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 09:02:14,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-22 09:02:14,299 INFO L87 Difference]: Start difference. First operand 6860 states and 9933 transitions. Second operand 4 states. [2019-10-22 09:02:15,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:15,491 INFO L93 Difference]: Finished difference Result 22813 states and 33466 transitions. [2019-10-22 09:02:15,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 09:02:15,492 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 74 [2019-10-22 09:02:15,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:15,642 INFO L225 Difference]: With dead ends: 22813 [2019-10-22 09:02:15,642 INFO L226 Difference]: Without dead ends: 15971 [2019-10-22 09:02:15,702 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:02:15,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15971 states. [2019-10-22 09:02:16,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15971 to 6956. [2019-10-22 09:02:16,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6956 states. [2019-10-22 09:02:16,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6956 states to 6956 states and 10029 transitions. [2019-10-22 09:02:16,089 INFO L78 Accepts]: Start accepts. Automaton has 6956 states and 10029 transitions. Word has length 74 [2019-10-22 09:02:16,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:16,090 INFO L462 AbstractCegarLoop]: Abstraction has 6956 states and 10029 transitions. [2019-10-22 09:02:16,090 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 09:02:16,090 INFO L276 IsEmpty]: Start isEmpty. Operand 6956 states and 10029 transitions. [2019-10-22 09:02:16,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-10-22 09:02:16,097 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:16,097 INFO L380 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:16,097 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:16,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:16,098 INFO L82 PathProgramCache]: Analyzing trace with hash 832767492, now seen corresponding path program 1 times [2019-10-22 09:02:16,098 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:16,098 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59396369] [2019-10-22 09:02:16,098 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:16,098 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:16,099 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:16,203 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 09:02:16,203 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59396369] [2019-10-22 09:02:16,203 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:16,203 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 09:02:16,204 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375399496] [2019-10-22 09:02:16,204 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:02:16,204 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:16,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:02:16,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:02:16,204 INFO L87 Difference]: Start difference. First operand 6956 states and 10029 transitions. Second operand 3 states. [2019-10-22 09:02:16,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:16,575 INFO L93 Difference]: Finished difference Result 17328 states and 25077 transitions. [2019-10-22 09:02:16,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:02:16,576 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 75 [2019-10-22 09:02:16,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:16,653 INFO L225 Difference]: With dead ends: 17328 [2019-10-22 09:02:16,653 INFO L226 Difference]: Without dead ends: 10390 [2019-10-22 09:02:16,707 INFO L600 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 [2019-10-22 09:02:16,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10390 states. [2019-10-22 09:02:17,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10390 to 7004. [2019-10-22 09:02:17,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7004 states. [2019-10-22 09:02:17,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7004 states to 7004 states and 10077 transitions. [2019-10-22 09:02:17,081 INFO L78 Accepts]: Start accepts. Automaton has 7004 states and 10077 transitions. Word has length 75 [2019-10-22 09:02:17,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:17,082 INFO L462 AbstractCegarLoop]: Abstraction has 7004 states and 10077 transitions. [2019-10-22 09:02:17,082 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:02:17,082 INFO L276 IsEmpty]: Start isEmpty. Operand 7004 states and 10077 transitions. [2019-10-22 09:02:17,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-10-22 09:02:17,092 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:17,092 INFO L380 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:17,092 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:17,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:17,092 INFO L82 PathProgramCache]: Analyzing trace with hash 690361864, now seen corresponding path program 1 times [2019-10-22 09:02:17,093 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:17,093 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335251579] [2019-10-22 09:02:17,093 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:17,093 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:17,093 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:17,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:17,626 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 09:02:17,627 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335251579] [2019-10-22 09:02:17,627 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:02:17,627 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-22 09:02:17,628 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569398786] [2019-10-22 09:02:17,635 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-22 09:02:17,635 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:02:17,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-22 09:02:17,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-22 09:02:17,636 INFO L87 Difference]: Start difference. First operand 7004 states and 10077 transitions. Second operand 8 states. [2019-10-22 09:02:19,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:02:19,527 INFO L93 Difference]: Finished difference Result 17769 states and 25596 transitions. [2019-10-22 09:02:19,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-22 09:02:19,528 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 75 [2019-10-22 09:02:19,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:02:19,612 INFO L225 Difference]: With dead ends: 17769 [2019-10-22 09:02:19,612 INFO L226 Difference]: Without dead ends: 10783 [2019-10-22 09:02:19,672 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=91, Invalid=181, Unknown=0, NotChecked=0, Total=272 [2019-10-22 09:02:19,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10783 states. [2019-10-22 09:02:20,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10783 to 7064. [2019-10-22 09:02:20,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7064 states. [2019-10-22 09:02:20,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7064 states to 7064 states and 10089 transitions. [2019-10-22 09:02:20,043 INFO L78 Accepts]: Start accepts. Automaton has 7064 states and 10089 transitions. Word has length 75 [2019-10-22 09:02:20,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:02:20,043 INFO L462 AbstractCegarLoop]: Abstraction has 7064 states and 10089 transitions. [2019-10-22 09:02:20,043 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-22 09:02:20,043 INFO L276 IsEmpty]: Start isEmpty. Operand 7064 states and 10089 transitions. [2019-10-22 09:02:20,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-10-22 09:02:20,051 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:02:20,052 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:02:20,052 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:02:20,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:20,052 INFO L82 PathProgramCache]: Analyzing trace with hash -272230178, now seen corresponding path program 1 times [2019-10-22 09:02:20,052 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:20,052 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381395189] [2019-10-22 09:02:20,052 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:20,053 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:20,053 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:20,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:20,353 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:02:20,354 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-10-22 09:02:20,423 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,424 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,425 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,425 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,426 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,426 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,427 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,428 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,428 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,429 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,429 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,430 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,430 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,431 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,435 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,436 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,437 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,437 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,437 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,438 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,438 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,439 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,439 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,439 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,440 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,440 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,440 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,445 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,446 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,446 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,447 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,447 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,447 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,448 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,448 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,449 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,452 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,452 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,453 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,453 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,454 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,454 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,454 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,455 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,455 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,456 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,456 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,457 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,457 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,458 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,458 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,458 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,459 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,459 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,460 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,460 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,461 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,461 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,462 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,462 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,463 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,463 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,463 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,464 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 09:02:20 BoogieIcfgContainer [2019-10-22 09:02:20,584 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 09:02:20,584 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:02:20,584 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:02:20,585 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:02:20,585 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:08" (3/4) ... [2019-10-22 09:02:20,590 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 09:02:20,614 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,615 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,615 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,616 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,616 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,617 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,617 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,618 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,618 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,619 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,619 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,620 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,620 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,620 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,622 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,623 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,623 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,624 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,625 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,626 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,626 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,627 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,627 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,628 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,628 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,629 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,630 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,631 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,631 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,632 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,632 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,633 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,633 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,633 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,634 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,634 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,635 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,635 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,636 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,636 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,637 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,638 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,638 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,639 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,639 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,640 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,640 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,641 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,641 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,642 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,642 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,643 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,643 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,644 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,644 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,645 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,645 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,646 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,646 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,647 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,647 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,648 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,648 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,649 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-10-22 09:02:20,808 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_467d119a-2731-4708-970c-c12d8af25c62/bin/uautomizer/witness.graphml [2019-10-22 09:02:20,808 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:02:20,810 INFO L168 Benchmark]: Toolchain (without parser) took 21868.20 ms. Allocated memory was 1.0 GB in the beginning and 2.1 GB in the end (delta: 1.0 GB). Free memory was 938.9 MB in the beginning and 805.3 MB in the end (delta: 133.7 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2019-10-22 09:02:20,810 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:02:20,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1604.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 207.6 MB). Free memory was 938.9 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 74.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:20,811 INFO L168 Benchmark]: Boogie Procedure Inliner took 289.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:20,811 INFO L168 Benchmark]: Boogie Preprocessor took 378.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 987.6 MB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:20,811 INFO L168 Benchmark]: RCFGBuilder took 7294.62 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 222.8 MB). Free memory was 987.6 MB in the beginning and 1.3 GB in the end (delta: -283.1 MB). Peak memory consumption was 374.0 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:20,811 INFO L168 Benchmark]: TraceAbstraction took 12072.36 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 606.1 MB). Free memory was 1.3 GB in the beginning and 871.0 MB in the end (delta: 399.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2019-10-22 09:02:20,811 INFO L168 Benchmark]: Witness Printer took 223.97 ms. Allocated memory is still 2.1 GB. Free memory was 871.0 MB in the beginning and 805.3 MB in the end (delta: 65.7 MB). Peak memory consumption was 65.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:20,813 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1604.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 207.6 MB). Free memory was 938.9 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 74.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 289.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 378.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 987.6 MB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 7294.62 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 222.8 MB). Free memory was 987.6 MB in the beginning and 1.3 GB in the end (delta: -283.1 MB). Peak memory consumption was 374.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12072.36 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 606.1 MB). Free memory was 1.3 GB in the beginning and 871.0 MB in the end (delta: 399.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. * Witness Printer took 223.97 ms. Allocated memory is still 2.1 GB. Free memory was 871.0 MB in the beginning and 805.3 MB in the end (delta: 65.7 MB). Peak memory consumption was 65.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 5277]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L5300] int LDV_IN_INTERRUPT = 1; [L5301] struct net_device *proto_group1 ; [L5302] int ldv_state_variable_0 ; [L5303] int ldv_state_variable_3 ; [L5304] int ldv_timer_state_1 = 0; [L5305] int ldv_state_variable_2 ; [L5306] struct sk_buff *proto_group0 ; [L5307] int ref_cnt ; [L5308] int ldv_state_variable_1 ; [L5309] struct timer_list *ldv_timer_list_1 ; [L5368] static struct sk_buff_head tx_queue ; [L5537-L5563] static int cp_table[13U][7U] = { { 163, 16, 16, 16, 16, 16, 16}, { 16, 0, 0, 0, 0, 0, 0}, { 16, 16, 1026, 131, 131, 133, 16}, { 16, 16, 1, 1, 1, 1, 16}, { 2048, 421, 2, 261, 262, 261, 389}, { 2048, 675, 2, 515, 516, 515, 643}, { 2048, 2049, 2, 36, 131, 6, 131}, { 2048, 2049, 2, 163, 131, 165, 131}, { 2048, 2049, 2050, 2051, 2051, 2051, 2114}, { 0, 1, 1, 3, 3, 5, 131}, { 4096, 4097, 4098, 4099, 4100, 4101, 4102}, { 0, 1, 2, 3, 3, 5, 6}, { 0, 1, 1, 1, 1, 1, 1058}}; [L5999-L6001] static struct hdlc_proto proto = {0, & ppp_close, & ppp_start, & ppp_stop, 0, & ppp_ioctl, & ppp_type_trans, & ppp_rx, 0, & __this_module, 0}; [L6002] static struct header_ops const ppp_header_ops = {& ppp_hard_header, 0, 0, 0, 0}; [L6082] int ldv_retval_0 ; [L6502] Element set_impl[15] ; [L6503] int last_index = 0; [L6637] Set LDV_SKBS ; VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6150] struct ifreq *ldvarg0 ; [L6151] void *tmp ; [L6152] unsigned int ldvarg1 ; [L6153] unsigned int tmp___0 ; [L6154] unsigned short ldvarg4 ; [L6155] unsigned short tmp___1 ; [L6156] struct sk_buff *ldvarg3 ; [L6157] void *tmp___2 ; [L6158] struct net_device *ldvarg5 ; [L6159] void *tmp___3 ; [L6160] void *ldvarg2 ; [L6161] void *tmp___4 ; [L6162] void *ldvarg6 ; [L6163] void *tmp___5 ; [L6164] int tmp___6 ; [L6165] int tmp___7 ; [L6166] int tmp___8 ; [L6167] int tmp___9 ; [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6169] tmp = ldv_zalloc(40UL) [L6170] ldvarg0 = (struct ifreq *)tmp [L6171] tmp___0 = __VERIFIER_nondet_uint() [L6172] ldvarg1 = tmp___0 [L6173] tmp___1 = __VERIFIER_nondet_ushort() [L6174] ldvarg4 = tmp___1 [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6175] tmp___2 = ldv_zalloc(232UL) [L6176] ldvarg3 = (struct sk_buff *)tmp___2 [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6177] tmp___3 = ldv_zalloc(3264UL) [L6178] ldvarg5 = (struct net_device *)tmp___3 [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6179] tmp___4 = ldv_zalloc(1UL) [L6180] ldvarg2 = tmp___4 [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6181] tmp___5 = ldv_zalloc(1UL) [L6182] ldvarg6 = tmp___5 [L6508] set = set_impl [L6509] last_index = 0 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6184] ldv_state_variable_1 = 1 [L6185] ref_cnt = 0 [L6186] ldv_state_variable_0 = 1 [L6187] ldv_state_variable_3 = 0 [L6188] ldv_state_variable_2 = 0 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6190] tmp___6 = __VERIFIER_nondet_int() [L6192] case 0: [L6198] case 1: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6199] COND TRUE ldv_state_variable_0 != 0 [L6200] tmp___7 = __VERIFIER_nondet_int() [L6202] case 0: [L6210] case 1: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6211] COND TRUE ldv_state_variable_0 == 1 [L5176] struct lock_class_key __key ; [L5126] return (& lock->ldv_6338.rlock); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5165] struct sk_buff *tmp ; [L5167] tmp = (struct sk_buff *)list [L5168] list->next = tmp [L5169] list->prev = tmp [L5170] list->qlen = 0U VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5181] return; VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6072] return (0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6212] ldv_retval_0 = mod_init() [L6213] COND TRUE ldv_retval_0 == 0 [L6214] ldv_state_variable_0 = 3 [L6215] ldv_state_variable_2 = 1 [L6216] ldv_state_variable_3 = 1 [L6109] void *tmp ; [L6110] void *tmp___0 ; [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6112] tmp = ldv_zalloc(3264UL) [L6113] proto_group1 = (struct net_device *)tmp [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6114] tmp___0 = ldv_zalloc(232UL) [L6115] proto_group0 = (struct sk_buff *)tmp___0 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6220] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6190] tmp___6 = __VERIFIER_nondet_int() [L6192] case 0: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6193] COND TRUE ldv_state_variable_1 != 0 [L6122] LDV_IN_INTERRUPT = 2 [L6123] timer->data [L6123] timer->function [L5907] struct proto *proto___0 ; [L5908] struct ppp *ppp ; [L5909] struct ppp *tmp ; [L5910] unsigned long flags ; [L5911] raw_spinlock_t *tmp___0 ; [L5913] proto___0 = (struct proto *)arg [L5914] EXPR proto___0->dev [L5372] struct hdlc_device *tmp ; [L5361] void *tmp ; [L5318] return ((void *)dev + 3264U); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5363] tmp = netdev_priv((struct net_device const *)dev) [L5364] return ((struct hdlc_device *)tmp); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5374] tmp = dev_to_hdlc(dev) [L5375] EXPR tmp->state [L5375] return ((struct ppp *)tmp->state); [L5914] tmp = get_ppp(proto___0->dev) [L5915] ppp = tmp [L5126] return (& lock->ldv_6338.rlock); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5916] tmp___0 = spinlock_check(& ppp->lock) [L6725] return __VERIFIER_nondet_ulong(); [L5917] flags = _raw_spin_lock_irqsave(tmp___0) [L5918] proto___0->state [L5919] case 2: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5920] case 3: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5921] case 4: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5922] case 5: [L5930] case 6: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5469] struct sk_buff *skb ; VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6454] struct sk_buff *tmp ; [L6640] void *skb ; [L6641] void *tmp___7 ; [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND FALSE !(tmp___0 != 0) [L5242] tmp = calloc(1UL, size) [L5243] p = tmp [L5245] return (p); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6643] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6644] skb = (struct sk_buff___0 *)tmp___7 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6645] COND FALSE !(! skb) [L6516] int i ; [L6518] i = 0 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6519] COND TRUE 1 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6520] COND FALSE !(i < last_index) VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6530] COND TRUE last_index < 15 [L6531] set_impl[last_index] = e [L6532] last_index = last_index + 1 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6649] return (skb); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6456] tmp = ldv_skb_alloc() [L6457] return (tmp); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5475] skb = ldv_skb_dequeue_12(& tx_queue) [L5476] COND TRUE (unsigned long )skb != (unsigned long )((struct sk_buff *)0) VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6747] return __VERIFIER_nondet_int(); [L6454] struct sk_buff *tmp ; [L6640] void *skb ; [L6641] void *tmp___7 ; [L5234] void *p ; [L5235] void *tmp ; [L5236] int tmp___0 ; [L5238] tmp___0 = __VERIFIER_nondet_int() [L5239] COND TRUE tmp___0 != 0 [L5240] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6643] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6644] skb = (struct sk_buff___0 *)tmp___7 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6645] COND TRUE ! skb [L6646] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6456] tmp = ldv_skb_alloc() [L6457] return (tmp); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5475] skb = ldv_skb_dequeue_12(& tx_queue) [L5476] COND FALSE !((unsigned long )skb != (unsigned long )((struct sk_buff *)0)) VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6124] LDV_IN_INTERRUPT = 1 [L6125] ldv_timer_state_1 = 2 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6190] tmp___6 = __VERIFIER_nondet_int() [L6192] case 0: [L6198] case 1: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6199] COND TRUE ldv_state_variable_0 != 0 [L6200] tmp___7 = __VERIFIER_nondet_int() [L6202] case 0: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6203] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L6205] ldv_state_variable_0 = 2 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6707] int tmp___7 ; [L6598] return (last_index == 0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6709] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L6710] COND FALSE !(\read(tmp___7)) VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5277] __VERIFIER_error() VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 1928 locations, 1 error locations. Result: UNSAFE, OverallTime: 11.9s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 7.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 31007 SDtfs, 25776 SDslu, 51352 SDs, 0 SdLazy, 1799 SolverSat, 548 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 51 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9698occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 16162 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 541 NumberOfCodeBlocks, 541 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 449 ConstructedInterpolants, 0 QuantifiedInterpolants, 44419 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 54/54 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...