./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.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_5231fbc7-1bb8-4d37-9127-66c8b2c0fdba/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5231fbc7-1bb8-4d37-9127-66c8b2c0fdba/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5231fbc7-1bb8-4d37-9127-66c8b2c0fdba/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5231fbc7-1bb8-4d37-9127-66c8b2c0fdba/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5231fbc7-1bb8-4d37-9127-66c8b2c0fdba/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5231fbc7-1bb8-4d37-9127-66c8b2c0fdba/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 fccbb09b7d566d6e9c45a03f5671eecc50b127ec ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:55:01,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:55:01,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:55:01,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:55:01,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:55:01,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:55:01,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:55:01,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:55:01,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:55:01,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:55:01,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:55:01,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:55:01,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:55:01,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:55:01,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:55:01,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:55:01,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:55:01,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:55:01,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:55:01,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:55:01,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:55:01,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:55:01,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:55:01,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:55:01,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:55:01,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:55:01,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:55:01,786 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:55:01,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:55:01,787 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:55:01,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:55:01,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:55:01,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:55:01,789 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:55:01,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:55:01,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:55:01,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:55:01,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:55:01,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:55:01,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:55:01,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:55:01,792 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5231fbc7-1bb8-4d37-9127-66c8b2c0fdba/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-10-22 08:55:01,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:55:01,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:55:01,803 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:55:01,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:55:01,804 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:55:01,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:55:01,804 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:55:01,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:55:01,804 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:55:01,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:55:01,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:55:01,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:55:01,805 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:55:01,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:55:01,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:55:01,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:55:01,806 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:55:01,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:55:01,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:55:01,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:55:01,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:55:01,807 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:55:01,807 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:55:01,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:55:01,807 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:55:01,807 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 08:55:01,807 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_5231fbc7-1bb8-4d37-9127-66c8b2c0fdba/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 -> fccbb09b7d566d6e9c45a03f5671eecc50b127ec [2019-10-22 08:55:01,839 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:55:01,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:55:01,855 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:55:01,856 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:55:01,857 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:55:01,857 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5231fbc7-1bb8-4d37-9127-66c8b2c0fdba/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-10-22 08:55:01,910 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5231fbc7-1bb8-4d37-9127-66c8b2c0fdba/bin/uautomizer/data/4bbd5228e/fad4f5afe3d0492cbae8f13179606a7c/FLAGe2a7bc6b3 [2019-10-22 08:55:02,432 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:55:02,436 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5231fbc7-1bb8-4d37-9127-66c8b2c0fdba/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-10-22 08:55:02,455 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5231fbc7-1bb8-4d37-9127-66c8b2c0fdba/bin/uautomizer/data/4bbd5228e/fad4f5afe3d0492cbae8f13179606a7c/FLAGe2a7bc6b3 [2019-10-22 08:55:02,880 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5231fbc7-1bb8-4d37-9127-66c8b2c0fdba/bin/uautomizer/data/4bbd5228e/fad4f5afe3d0492cbae8f13179606a7c [2019-10-22 08:55:02,882 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:55:02,883 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:55:02,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:02,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:55:02,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:55:02,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:02" (1/1) ... [2019-10-22 08:55:02,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3da5b3b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:02, skipping insertion in model container [2019-10-22 08:55:02,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:02" (1/1) ... [2019-10-22 08:55:02,898 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:55:02,974 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:55:03,304 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1323] [2019-10-22 08:55:03,305 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1324-1325] [2019-10-22 08:55:03,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:03,584 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:55:03,640 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1323] [2019-10-22 08:55:03,648 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1324-1325] [2019-10-22 08:55:03,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:03,767 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:55:03,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:03 WrapperNode [2019-10-22 08:55:03,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:03,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:03,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:55:03,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:55:03,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:03" (1/1) ... [2019-10-22 08:55:03,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:03" (1/1) ... [2019-10-22 08:55:03,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:03,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:55:03,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:55:03,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:55:03,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:03" (1/1) ... [2019-10-22 08:55:03,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:03" (1/1) ... [2019-10-22 08:55:03,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:03" (1/1) ... [2019-10-22 08:55:03,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:03" (1/1) ... [2019-10-22 08:55:03,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:03" (1/1) ... [2019-10-22 08:55:03,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:03" (1/1) ... [2019-10-22 08:55:03,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:03" (1/1) ... [2019-10-22 08:55:03,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:55:03,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:55:03,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:55:03,943 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:55:03,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5231fbc7-1bb8-4d37-9127-66c8b2c0fdba/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 08:55:04,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 08:55:04,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:55:04,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 08:55:04,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 08:55:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:55:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 08:55:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 08:55:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 08:55:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 08:55:04,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:55:04,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:55:05,069 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:55:05,069 INFO L284 CfgBuilder]: Removed 188 assume(true) statements. [2019-10-22 08:55:05,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:05 BoogieIcfgContainer [2019-10-22 08:55:05,071 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:55:05,072 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:55:05,072 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:55:05,075 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:55:05,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:55:02" (1/3) ... [2019-10-22 08:55:05,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1174a816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:05, skipping insertion in model container [2019-10-22 08:55:05,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:03" (2/3) ... [2019-10-22 08:55:05,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1174a816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:05, skipping insertion in model container [2019-10-22 08:55:05,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:05" (3/3) ... [2019-10-22 08:55:05,078 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-10-22 08:55:05,087 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:55:05,096 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-22 08:55:05,110 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-22 08:55:05,137 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:55:05,137 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:55:05,137 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:55:05,137 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:55:05,138 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:55:05,138 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:55:05,138 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:55:05,138 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:55:05,158 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states. [2019-10-22 08:55:05,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-22 08:55:05,169 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:05,170 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, 1, 1, 1] [2019-10-22 08:55:05,172 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:05,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:05,179 INFO L82 PathProgramCache]: Analyzing trace with hash 169600, now seen corresponding path program 1 times [2019-10-22 08:55:05,187 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:05,187 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851872143] [2019-10-22 08:55:05,188 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:05,188 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:05,188 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:05,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:05,545 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 08:55:05,546 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851872143] [2019-10-22 08:55:05,547 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:05,547 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:55:05,547 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553805957] [2019-10-22 08:55:05,551 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:55:05,552 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:05,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:55:05,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:55:05,562 INFO L87 Difference]: Start difference. First operand 166 states. Second operand 3 states. [2019-10-22 08:55:05,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:05,655 INFO L93 Difference]: Finished difference Result 423 states and 556 transitions. [2019-10-22 08:55:05,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:55:05,657 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2019-10-22 08:55:05,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:05,669 INFO L225 Difference]: With dead ends: 423 [2019-10-22 08:55:05,669 INFO L226 Difference]: Without dead ends: 241 [2019-10-22 08:55:05,673 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 08:55:05,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2019-10-22 08:55:05,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 237. [2019-10-22 08:55:05,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2019-10-22 08:55:05,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 306 transitions. [2019-10-22 08:55:05,724 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 306 transitions. Word has length 35 [2019-10-22 08:55:05,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:05,724 INFO L462 AbstractCegarLoop]: Abstraction has 237 states and 306 transitions. [2019-10-22 08:55:05,724 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:55:05,725 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 306 transitions. [2019-10-22 08:55:05,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-10-22 08:55:05,729 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:05,729 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, 1, 1, 1, 1, 1] [2019-10-22 08:55:05,730 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:05,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:05,730 INFO L82 PathProgramCache]: Analyzing trace with hash 570197270, now seen corresponding path program 1 times [2019-10-22 08:55:05,730 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:05,730 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549331666] [2019-10-22 08:55:05,730 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:05,730 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:05,731 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:05,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:05,914 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 08:55:05,914 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549331666] [2019-10-22 08:55:05,914 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:05,915 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:55:05,915 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705708984] [2019-10-22 08:55:05,916 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:55:05,918 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:05,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:55:05,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:55:05,919 INFO L87 Difference]: Start difference. First operand 237 states and 306 transitions. Second operand 3 states. [2019-10-22 08:55:06,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:06,010 INFO L93 Difference]: Finished difference Result 589 states and 768 transitions. [2019-10-22 08:55:06,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:55:06,011 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2019-10-22 08:55:06,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:06,014 INFO L225 Difference]: With dead ends: 589 [2019-10-22 08:55:06,018 INFO L226 Difference]: Without dead ends: 361 [2019-10-22 08:55:06,019 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 08:55:06,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2019-10-22 08:55:06,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 241. [2019-10-22 08:55:06,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2019-10-22 08:55:06,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 310 transitions. [2019-10-22 08:55:06,043 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 310 transitions. Word has length 37 [2019-10-22 08:55:06,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:06,043 INFO L462 AbstractCegarLoop]: Abstraction has 241 states and 310 transitions. [2019-10-22 08:55:06,043 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:55:06,043 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 310 transitions. [2019-10-22 08:55:06,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 08:55:06,045 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:06,045 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:06,045 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:06,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:06,046 INFO L82 PathProgramCache]: Analyzing trace with hash -355790995, now seen corresponding path program 1 times [2019-10-22 08:55:06,046 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:06,046 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171703792] [2019-10-22 08:55:06,046 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:06,047 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:06,047 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:06,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:06,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 08:55:06,140 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171703792] [2019-10-22 08:55:06,140 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:06,140 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:55:06,140 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523752704] [2019-10-22 08:55:06,141 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:55:06,141 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:06,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:55:06,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:55:06,141 INFO L87 Difference]: Start difference. First operand 241 states and 310 transitions. Second operand 3 states. [2019-10-22 08:55:06,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:06,200 INFO L93 Difference]: Finished difference Result 503 states and 649 transitions. [2019-10-22 08:55:06,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:55:06,201 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2019-10-22 08:55:06,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:06,203 INFO L225 Difference]: With dead ends: 503 [2019-10-22 08:55:06,203 INFO L226 Difference]: Without dead ends: 271 [2019-10-22 08:55:06,205 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 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 08:55:06,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2019-10-22 08:55:06,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 243. [2019-10-22 08:55:06,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2019-10-22 08:55:06,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 312 transitions. [2019-10-22 08:55:06,240 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 312 transitions. Word has length 44 [2019-10-22 08:55:06,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:06,240 INFO L462 AbstractCegarLoop]: Abstraction has 243 states and 312 transitions. [2019-10-22 08:55:06,240 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:55:06,241 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 312 transitions. [2019-10-22 08:55:06,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-22 08:55:06,242 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:06,242 INFO L380 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:06,243 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:06,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:06,243 INFO L82 PathProgramCache]: Analyzing trace with hash -456773604, now seen corresponding path program 1 times [2019-10-22 08:55:06,243 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:06,244 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866025735] [2019-10-22 08:55:06,244 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:06,244 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:06,244 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:06,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:06,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 08:55:06,415 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866025735] [2019-10-22 08:55:06,415 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:06,415 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:55:06,416 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076608496] [2019-10-22 08:55:06,416 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:55:06,417 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:06,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:55:06,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:55:06,418 INFO L87 Difference]: Start difference. First operand 243 states and 312 transitions. Second operand 3 states. [2019-10-22 08:55:06,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:06,442 INFO L93 Difference]: Finished difference Result 243 states and 312 transitions. [2019-10-22 08:55:06,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:55:06,443 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-22 08:55:06,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:06,444 INFO L225 Difference]: With dead ends: 243 [2019-10-22 08:55:06,444 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 08:55:06,444 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:55:06,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 08:55:06,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 08:55:06,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 08:55:06,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:55:06,446 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 47 [2019-10-22 08:55:06,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:06,446 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:55:06,446 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:55:06,446 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:55:06,446 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 08:55:06,452 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 08:55:06,851 INFO L443 ceAbstractionStarter]: For program point L1984(lines 1984 1988) no Hoare annotation was computed. [2019-10-22 08:55:06,851 INFO L443 ceAbstractionStarter]: For program point L1918(line 1918) no Hoare annotation was computed. [2019-10-22 08:55:06,851 INFO L443 ceAbstractionStarter]: For program point L1852(lines 1852 1856) no Hoare annotation was computed. [2019-10-22 08:55:06,852 INFO L443 ceAbstractionStarter]: For program point L1918-2(line 1918) no Hoare annotation was computed. [2019-10-22 08:55:06,852 INFO L439 ceAbstractionStarter]: At program point L1918-3(lines 1894 1920) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,852 INFO L443 ceAbstractionStarter]: For program point L1655(lines 1655 1659) no Hoare annotation was computed. [2019-10-22 08:55:06,852 INFO L443 ceAbstractionStarter]: For program point L2019(line 2019) no Hoare annotation was computed. [2019-10-22 08:55:06,852 INFO L443 ceAbstractionStarter]: For program point L1491(lines 1491 1498) no Hoare annotation was computed. [2019-10-22 08:55:06,852 INFO L443 ceAbstractionStarter]: For program point L1491-1(lines 1491 1498) no Hoare annotation was computed. [2019-10-22 08:55:06,853 INFO L443 ceAbstractionStarter]: For program point L2020(lines 2020 2033) no Hoare annotation was computed. [2019-10-22 08:55:06,853 INFO L439 ceAbstractionStarter]: At program point L1888(lines 1838 1890) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,853 INFO L439 ceAbstractionStarter]: At program point L1525(lines 2069 2078) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,853 INFO L439 ceAbstractionStarter]: At program point L1525-1(lines 2069 2078) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,853 INFO L439 ceAbstractionStarter]: At program point L1525-2(lines 2069 2078) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,853 INFO L439 ceAbstractionStarter]: At program point L1525-3(lines 2069 2078) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,854 INFO L439 ceAbstractionStarter]: At program point L2186(lines 2185 2187) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,854 INFO L439 ceAbstractionStarter]: At program point L2186-1(lines 2185 2187) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,854 INFO L443 ceAbstractionStarter]: For program point L2022(lines 2022 2026) no Hoare annotation was computed. [2019-10-22 08:55:06,854 INFO L443 ceAbstractionStarter]: For program point L2022-2(lines 2020 2032) no Hoare annotation was computed. [2019-10-22 08:55:06,854 INFO L443 ceAbstractionStarter]: For program point L1758(lines 1758 1761) no Hoare annotation was computed. [2019-10-22 08:55:06,854 INFO L443 ceAbstractionStarter]: For program point L1692(lines 1692 1695) no Hoare annotation was computed. [2019-10-22 08:55:06,854 INFO L443 ceAbstractionStarter]: For program point L1758-2(lines 1758 1761) no Hoare annotation was computed. [2019-10-22 08:55:06,855 INFO L439 ceAbstractionStarter]: At program point L1593(lines 1589 1595) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,855 INFO L439 ceAbstractionStarter]: At program point L1593-1(lines 1589 1595) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,855 INFO L439 ceAbstractionStarter]: At program point L1660(lines 1645 1662) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,855 INFO L443 ceAbstractionStarter]: For program point L1561(lines 1561 1564) no Hoare annotation was computed. [2019-10-22 08:55:06,855 INFO L443 ceAbstractionStarter]: For program point L1528(line 1528) no Hoare annotation was computed. [2019-10-22 08:55:06,855 INFO L443 ceAbstractionStarter]: For program point L1528-1(line 1528) no Hoare annotation was computed. [2019-10-22 08:55:06,856 INFO L443 ceAbstractionStarter]: For program point L1528-2(line 1528) no Hoare annotation was computed. [2019-10-22 08:55:06,856 INFO L439 ceAbstractionStarter]: At program point L1429(lines 1426 1431) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,856 INFO L443 ceAbstractionStarter]: For program point L1528-3(line 1528) no Hoare annotation was computed. [2019-10-22 08:55:06,856 INFO L439 ceAbstractionStarter]: At program point L2156(lines 2155 2157) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= ~ldv_spin~0 0)) [2019-10-22 08:55:06,857 INFO L443 ceAbstractionStarter]: For program point L1628(lines 1628 1631) no Hoare annotation was computed. [2019-10-22 08:55:06,857 INFO L439 ceAbstractionStarter]: At program point L2190(lines 2189 2191) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,857 INFO L439 ceAbstractionStarter]: At program point L2190-2(lines 2189 2191) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,858 INFO L439 ceAbstractionStarter]: At program point L2190-1(lines 2189 2191) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,910 INFO L439 ceAbstractionStarter]: At program point L2190-4(lines 2189 2191) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,910 INFO L439 ceAbstractionStarter]: At program point L2190-3(lines 2189 2191) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,910 INFO L439 ceAbstractionStarter]: At program point L2190-6(lines 2189 2191) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,910 INFO L443 ceAbstractionStarter]: For program point L1992(line 1992) no Hoare annotation was computed. [2019-10-22 08:55:06,911 INFO L439 ceAbstractionStarter]: At program point L2190-5(lines 2189 2191) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,911 INFO L443 ceAbstractionStarter]: For program point L1794(lines 1794 1801) no Hoare annotation was computed. [2019-10-22 08:55:06,911 INFO L439 ceAbstractionStarter]: At program point L1497(lines 1484 1500) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= ~ldv_spin~0 0)) [2019-10-22 08:55:06,911 INFO L439 ceAbstractionStarter]: At program point L1497-1(lines 1484 1500) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= ~ldv_spin~0 0)) [2019-10-22 08:55:06,911 INFO L443 ceAbstractionStarter]: For program point L1993(lines 1993 1998) no Hoare annotation was computed. [2019-10-22 08:55:06,911 INFO L443 ceAbstractionStarter]: For program point L1729(lines 1729 1734) no Hoare annotation was computed. [2019-10-22 08:55:06,911 INFO L439 ceAbstractionStarter]: At program point L1763(lines 1689 1811) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,912 INFO L439 ceAbstractionStarter]: At program point L2193-1(lines 1 2195) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,912 INFO L439 ceAbstractionStarter]: At program point L2160(lines 2159 2161) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,912 INFO L443 ceAbstractionStarter]: For program point L2193(lines 2193 2195) no Hoare annotation was computed. [2019-10-22 08:55:06,912 INFO L443 ceAbstractionStarter]: For program point L2193-3(lines 2193 2195) no Hoare annotation was computed. [2019-10-22 08:55:06,912 INFO L443 ceAbstractionStarter]: For program point L2193-2(lines 2193 2195) no Hoare annotation was computed. [2019-10-22 08:55:06,912 INFO L439 ceAbstractionStarter]: At program point L2193-4(lines 1 2195) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,912 INFO L443 ceAbstractionStarter]: For program point L1863(lines 1863 1866) no Hoare annotation was computed. [2019-10-22 08:55:06,912 INFO L439 ceAbstractionStarter]: At program point L1632(lines 1619 1634) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,913 INFO L439 ceAbstractionStarter]: At program point L1566(lines 1557 1568) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,913 INFO L446 ceAbstractionStarter]: At program point L2029(lines 1 2195) the Hoare annotation is: true [2019-10-22 08:55:06,913 INFO L439 ceAbstractionStarter]: At program point L1765(lines 1689 1811) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,913 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1529) no Hoare annotation was computed. [2019-10-22 08:55:06,913 INFO L443 ceAbstractionStarter]: For program point L1600(lines 1600 1603) no Hoare annotation was computed. [2019-10-22 08:55:06,913 INFO L443 ceAbstractionStarter]: For program point L1600-1(lines 1600 1603) no Hoare annotation was computed. [2019-10-22 08:55:06,914 INFO L443 ceAbstractionStarter]: For program point L1600-2(lines 1600 1603) no Hoare annotation was computed. [2019-10-22 08:55:06,914 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 1529) no Hoare annotation was computed. [2019-10-22 08:55:06,914 INFO L443 ceAbstractionStarter]: For program point L1700(lines 1700 1705) no Hoare annotation was computed. [2019-10-22 08:55:06,914 INFO L446 ceAbstractionStarter]: At program point L1535(lines 1534 1537) the Hoare annotation is: true [2019-10-22 08:55:06,914 INFO L446 ceAbstractionStarter]: At program point L1535-1(lines 1534 1537) the Hoare annotation is: true [2019-10-22 08:55:06,914 INFO L446 ceAbstractionStarter]: At program point L1535-2(lines 1534 1537) the Hoare annotation is: true [2019-10-22 08:55:06,914 INFO L439 ceAbstractionStarter]: At program point L2130(lines 2129 2131) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,915 INFO L439 ceAbstractionStarter]: At program point L2064(lines 2060 2066) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,915 INFO L439 ceAbstractionStarter]: At program point L2130-1(lines 2129 2131) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,915 INFO L439 ceAbstractionStarter]: At program point L2064-1(lines 2060 2066) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,915 INFO L439 ceAbstractionStarter]: At program point L2064-2(lines 2060 2066) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,915 INFO L439 ceAbstractionStarter]: At program point L2064-3(lines 2060 2066) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,915 INFO L443 ceAbstractionStarter]: For program point L2000(line 2000) no Hoare annotation was computed. [2019-10-22 08:55:06,915 INFO L439 ceAbstractionStarter]: At program point L1736(lines 1689 1811) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,915 INFO L439 ceAbstractionStarter]: At program point L1604(lines 1597 1606) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,916 INFO L439 ceAbstractionStarter]: At program point L1604-1(lines 1597 1606) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,916 INFO L439 ceAbstractionStarter]: At program point L1604-2(lines 1597 1606) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,916 INFO L439 ceAbstractionStarter]: At program point L1439(lines 1435 1441) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,916 INFO L439 ceAbstractionStarter]: At program point L1439-1(lines 1435 1441) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,916 INFO L439 ceAbstractionStarter]: At program point L1439-2(lines 1435 1441) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,916 INFO L439 ceAbstractionStarter]: At program point L1439-3(lines 1435 1441) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,916 INFO L439 ceAbstractionStarter]: At program point L1439-4(lines 1435 1441) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,925 INFO L439 ceAbstractionStarter]: At program point L2133-1(lines 2132 2134) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,925 INFO L439 ceAbstractionStarter]: At program point L2133(lines 2132 2134) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,926 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 08:55:06,926 INFO L439 ceAbstractionStarter]: At program point L2167-1(lines 1769 1773) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,926 INFO L439 ceAbstractionStarter]: At program point L2167(lines 2166 2168) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,926 INFO L443 ceAbstractionStarter]: For program point L2035(line 2035) no Hoare annotation was computed. [2019-10-22 08:55:06,926 INFO L443 ceAbstractionStarter]: For program point L1903(lines 1903 1906) no Hoare annotation was computed. [2019-10-22 08:55:06,926 INFO L443 ceAbstractionStarter]: For program point L1870(lines 1870 1876) no Hoare annotation was computed. [2019-10-22 08:55:06,926 INFO L439 ceAbstractionStarter]: At program point L1738(lines 1689 1811) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,926 INFO L439 ceAbstractionStarter]: At program point L1408(lines 1404 1410) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,928 INFO L446 ceAbstractionStarter]: At program point L2136(lines 2135 2137) the Hoare annotation is: true [2019-10-22 08:55:06,929 INFO L439 ceAbstractionStarter]: At program point L2136-2(lines 2135 2137) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,929 INFO L439 ceAbstractionStarter]: At program point L2136-1(lines 2135 2137) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,929 INFO L439 ceAbstractionStarter]: At program point L2136-4(lines 2135 2137) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,929 INFO L439 ceAbstractionStarter]: At program point L2136-3(lines 2135 2137) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,929 INFO L439 ceAbstractionStarter]: At program point L2136-6(lines 2135 2137) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,929 INFO L439 ceAbstractionStarter]: At program point L1642(lines 1635 1644) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,929 INFO L439 ceAbstractionStarter]: At program point L2171-1(lines 2170 2172) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,929 INFO L439 ceAbstractionStarter]: At program point L2171(lines 2170 2172) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,930 INFO L439 ceAbstractionStarter]: At program point L2171-2(lines 2170 2172) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,930 INFO L443 ceAbstractionStarter]: For program point L2072(lines 2072 2075) no Hoare annotation was computed. [2019-10-22 08:55:06,930 INFO L443 ceAbstractionStarter]: For program point L2072-2(lines 2072 2075) no Hoare annotation was computed. [2019-10-22 08:55:06,930 INFO L443 ceAbstractionStarter]: For program point L2072-4(lines 2072 2075) no Hoare annotation was computed. [2019-10-22 08:55:06,930 INFO L443 ceAbstractionStarter]: For program point L2072-6(lines 2072 2075) no Hoare annotation was computed. [2019-10-22 08:55:06,930 INFO L439 ceAbstractionStarter]: At program point L1775(lines 1689 1811) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,930 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1529) no Hoare annotation was computed. [2019-10-22 08:55:06,930 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 08:55:06,931 INFO L443 ceAbstractionStarter]: For program point L2007(line 2007) no Hoare annotation was computed. [2019-10-22 08:55:06,931 INFO L443 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2019-10-22 08:55:06,931 INFO L443 ceAbstractionStarter]: For program point L1611-2(lines 1611 1614) no Hoare annotation was computed. [2019-10-22 08:55:06,931 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1529) no Hoare annotation was computed. [2019-10-22 08:55:06,931 INFO L439 ceAbstractionStarter]: At program point L2140(lines 2139 2141) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,931 INFO L439 ceAbstractionStarter]: At program point L2140-2(lines 2139 2141) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,931 INFO L439 ceAbstractionStarter]: At program point L2140-1(lines 2139 2141) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,931 INFO L443 ceAbstractionStarter]: For program point L2008(lines 2008 2040) no Hoare annotation was computed. [2019-10-22 08:55:06,932 INFO L439 ceAbstractionStarter]: At program point L2140-3(lines 2139 2141) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,932 INFO L446 ceAbstractionStarter]: At program point L1942(lines 1928 1949) the Hoare annotation is: true [2019-10-22 08:55:06,934 INFO L439 ceAbstractionStarter]: At program point L1810(lines 1671 1812) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,934 INFO L439 ceAbstractionStarter]: At program point L1777(lines 1689 1811) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,934 INFO L439 ceAbstractionStarter]: At program point L1579(lines 1572 1581) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,935 INFO L439 ceAbstractionStarter]: At program point L1579-1(lines 1572 1581) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,935 INFO L439 ceAbstractionStarter]: At program point L1447(lines 1442 1449) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,935 INFO L439 ceAbstractionStarter]: At program point L1447-1(lines 1442 1449) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,935 INFO L439 ceAbstractionStarter]: At program point L1447-2(lines 1442 1449) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,935 INFO L439 ceAbstractionStarter]: At program point L1447-3(lines 1442 1449) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,935 INFO L439 ceAbstractionStarter]: At program point L1447-4(lines 1442 1449) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,935 INFO L439 ceAbstractionStarter]: At program point L1447-5(lines 1442 1449) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,935 INFO L439 ceAbstractionStarter]: At program point L1447-6(lines 1442 1449) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,936 INFO L443 ceAbstractionStarter]: For program point L2042(line 2042) no Hoare annotation was computed. [2019-10-22 08:55:06,936 INFO L443 ceAbstractionStarter]: For program point L1976(lines 1976 2044) no Hoare annotation was computed. [2019-10-22 08:55:06,936 INFO L439 ceAbstractionStarter]: At program point L1712(lines 1689 1811) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,936 INFO L439 ceAbstractionStarter]: At program point L1415(lines 1411 1417) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,936 INFO L439 ceAbstractionStarter]: At program point L2175(lines 2174 2176) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,936 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 08:55:06,936 INFO L443 ceAbstractionStarter]: For program point L2010(lines 2010 2037) no Hoare annotation was computed. [2019-10-22 08:55:06,936 INFO L443 ceAbstractionStarter]: For program point L1977(line 1977) no Hoare annotation was computed. [2019-10-22 08:55:06,937 INFO L446 ceAbstractionStarter]: At program point L1944(lines 1928 1949) the Hoare annotation is: true [2019-10-22 08:55:06,937 INFO L443 ceAbstractionStarter]: For program point L2011(line 2011) no Hoare annotation was computed. [2019-10-22 08:55:06,937 INFO L443 ceAbstractionStarter]: For program point L1978(lines 1978 2005) no Hoare annotation was computed. [2019-10-22 08:55:06,937 INFO L439 ceAbstractionStarter]: At program point L1912(lines 1900 1919) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,937 INFO L439 ceAbstractionStarter]: At program point L1780(lines 1780 1781) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,937 INFO L443 ceAbstractionStarter]: For program point L1747(lines 1747 1750) no Hoare annotation was computed. [2019-10-22 08:55:06,937 INFO L439 ceAbstractionStarter]: At program point L1714(lines 1689 1811) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,937 INFO L439 ceAbstractionStarter]: At program point L2045(lines 1965 2050) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,938 INFO L443 ceAbstractionStarter]: For program point L2012(lines 2012 2017) no Hoare annotation was computed. [2019-10-22 08:55:06,938 INFO L443 ceAbstractionStarter]: For program point L1913(lines 1913 1916) no Hoare annotation was computed. [2019-10-22 08:55:06,938 INFO L439 ceAbstractionStarter]: At program point L1616(lines 1607 1618) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,938 INFO L446 ceAbstractionStarter]: At program point L2178(lines 1 2195) the Hoare annotation is: true [2019-10-22 08:55:06,938 INFO L443 ceAbstractionStarter]: For program point L1980(lines 1980 2002) no Hoare annotation was computed. [2019-10-22 08:55:06,938 INFO L439 ceAbstractionStarter]: At program point L1914(lines 1900 1919) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,938 INFO L443 ceAbstractionStarter]: For program point L1782(lines 1782 1790) no Hoare annotation was computed. [2019-10-22 08:55:06,938 INFO L443 ceAbstractionStarter]: For program point L1782-2(lines 1782 1790) no Hoare annotation was computed. [2019-10-22 08:55:06,939 INFO L446 ceAbstractionStarter]: At program point L2146(lines 2145 2147) the Hoare annotation is: true [2019-10-22 08:55:06,939 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 08:55:06,939 INFO L443 ceAbstractionStarter]: For program point L-1-1(line -1) no Hoare annotation was computed. [2019-10-22 08:55:06,939 INFO L443 ceAbstractionStarter]: For program point L-1-2(line -1) no Hoare annotation was computed. [2019-10-22 08:55:06,940 INFO L443 ceAbstractionStarter]: For program point L1981(line 1981) no Hoare annotation was computed. [2019-10-22 08:55:06,941 INFO L443 ceAbstractionStarter]: For program point L1717(lines 1717 1722) no Hoare annotation was computed. [2019-10-22 08:55:06,941 INFO L439 ceAbstractionStarter]: At program point L1453(lines 1450 1455) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,941 INFO L443 ceAbstractionStarter]: For program point L1982(lines 1982 1990) no Hoare annotation was computed. [2019-10-22 08:55:06,941 INFO L439 ceAbstractionStarter]: At program point L1421(lines 1418 1423) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 08:55:06,942 INFO L446 ceAbstractionStarter]: At program point L2049(lines 1956 2051) the Hoare annotation is: true [2019-10-22 08:55:06,942 INFO L443 ceAbstractionStarter]: For program point L1785(lines 1785 1788) no Hoare annotation was computed. [2019-10-22 08:55:06,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:55:06 BoogieIcfgContainer [2019-10-22 08:55:06,991 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:55:06,991 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:55:06,992 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:55:06,992 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:55:06,992 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:05" (3/4) ... [2019-10-22 08:55:06,996 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 08:55:07,041 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2019-10-22 08:55:07,043 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 08:55:07,045 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-10-22 08:55:07,272 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5231fbc7-1bb8-4d37-9127-66c8b2c0fdba/bin/uautomizer/witness.graphml [2019-10-22 08:55:07,272 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:55:07,274 INFO L168 Benchmark]: Toolchain (without parser) took 4389.92 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 230.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -154.0 MB). Peak memory consumption was 76.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:07,274 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:07,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 883.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -121.9 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:07,275 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:07,275 INFO L168 Benchmark]: Boogie Preprocessor took 70.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:07,276 INFO L168 Benchmark]: RCFGBuilder took 1127.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 916.7 MB in the end (delta: 135.7 MB). Peak memory consumption was 135.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:07,276 INFO L168 Benchmark]: TraceAbstraction took 1919.29 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 118.5 MB). Free memory was 916.7 MB in the beginning and 1.2 GB in the end (delta: -274.2 MB). Peak memory consumption was 177.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:07,276 INFO L168 Benchmark]: Witness Printer took 280.66 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 92.3 MB). Peak memory consumption was 92.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:07,278 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 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 883.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -121.9 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 70.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1127.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 916.7 MB in the end (delta: 135.7 MB). Peak memory consumption was 135.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1919.29 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 118.5 MB). Free memory was 916.7 MB in the beginning and 1.2 GB in the end (delta: -274.2 MB). Peak memory consumption was 177.3 MB. Max. memory is 11.5 GB. * Witness Printer took 280.66 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 92.3 MB). Peak memory consumption was 92.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1529]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1529]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1529]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1529]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 2189]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2145]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1900]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2189]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2189]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2189]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1572]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2189]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1426]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2185]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2174]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1534]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1572]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2069]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2135]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2069]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1671]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2135]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1411]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2069]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1645]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1689]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1607]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1689]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2139]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2135]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2135]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1928]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2135]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2069]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1404]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1635]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2135]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2132]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1965]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2139]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2139]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2139]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1689]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1484]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 && ldv_spin == 0 - InvariantResult [Line: 2060]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1450]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1484]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 && ldv_spin == 0 - InvariantResult [Line: 2060]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1956]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1689]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1619]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1838]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2132]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1435]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1435]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2129]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1894]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1435]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1435]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2129]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1900]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1689]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2060]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2060]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1589]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1597]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1442]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1597]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1442]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2170]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1418]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2166]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1589]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1928]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1597]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1442]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1769]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1442]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2155]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 && ldv_spin == 0 - InvariantResult [Line: 1435]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1780]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1534]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2189]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2185]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1534]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1689]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1442]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1689]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2189]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2170]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1442]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2170]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1442]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2159]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1689]: Loop Invariant Derived loop invariant: ldv_spin == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 166 locations, 4 error locations. Result: SAFE, OverallTime: 1.8s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 892 SDtfs, 410 SDslu, 556 SDs, 0 SdLazy, 48 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=243occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 152 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 96 LocationsWithAnnotation, 96 PreInvPairs, 256 NumberOfFragments, 280 HoareAnnotationTreeSize, 96 FomulaSimplifications, 659 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 96 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 163 NumberOfCodeBlocks, 163 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 159 ConstructedInterpolants, 0 QuantifiedInterpolants, 10919 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 4/4 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 correct! Received shutdown request...