./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/loops/array_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loops/array_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/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 32bit --witnessprinter.graph.data.programhash c9c01a6cc6331754f7a6c99ec20becb53bf53c79 .......................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loops/array_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/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 32bit --witnessprinter.graph.data.programhash c9c01a6cc6331754f7a6c99ec20becb53bf53c79 ........................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.1.23-1dbac8b [2018-10-26 21:32:17,248 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:32:17,249 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:32:17,259 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:32:17,259 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:32:17,260 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:32:17,261 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:32:17,262 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:32:17,264 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:32:17,265 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:32:17,265 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:32:17,266 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:32:17,266 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:32:17,267 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:32:17,269 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:32:17,269 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:32:17,270 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:32:17,272 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:32:17,274 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:32:17,275 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:32:17,276 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:32:17,277 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:32:17,279 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:32:17,280 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:32:17,280 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:32:17,281 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:32:17,281 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:32:17,282 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:32:17,283 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:32:17,284 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:32:17,284 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:32:17,285 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:32:17,285 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:32:17,285 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:32:17,286 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:32:17,286 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:32:17,287 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-26 21:32:17,298 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:32:17,298 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:32:17,299 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:32:17,299 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:32:17,300 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:32:17,300 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:32:17,300 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 21:32:17,300 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:32:17,300 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:32:17,300 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:32:17,301 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:32:17,301 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:32:17,301 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:32:17,301 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:32:17,301 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:32:17,301 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:32:17,301 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:32:17,301 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:32:17,302 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:32:17,302 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 21:32:17,302 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:32:17,302 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 21:32:17,302 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:32:17,302 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:32:17,302 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:32:17,303 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:32:17,303 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 21:32:17,303 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:32:17,303 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:32:17,303 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9c01a6cc6331754f7a6c99ec20becb53bf53c79 [2018-10-26 21:32:17,331 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:32:17,341 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:32:17,344 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:32:17,345 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:32:17,345 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:32:17,346 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/../../sv-benchmarks/c/loops/array_false-unreach-call_true-termination.i [2018-10-26 21:32:17,393 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/data/4f7cdaed7/eede7f94fe4745cca34a9836c9ad050c/FLAG966ba8975 [2018-10-26 21:32:17,727 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:32:17,727 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/sv-benchmarks/c/loops/array_false-unreach-call_true-termination.i [2018-10-26 21:32:17,732 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/data/4f7cdaed7/eede7f94fe4745cca34a9836c9ad050c/FLAG966ba8975 [2018-10-26 21:32:17,742 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/data/4f7cdaed7/eede7f94fe4745cca34a9836c9ad050c [2018-10-26 21:32:17,745 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:32:17,746 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 21:32:17,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:32:17,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:32:17,750 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:32:17,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:32:17" (1/1) ... [2018-10-26 21:32:17,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78f0132f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:32:17, skipping insertion in model container [2018-10-26 21:32:17,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:32:17" (1/1) ... [2018-10-26 21:32:17,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:32:17,779 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:32:17,896 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:32:17,899 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:32:17,909 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractBooleanValue(TypeSizes.java:432) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValueInteger(TypeSizes.java:391) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:335) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.extractSizeTValue(TypeSizeAndOffsetComputer.java:317) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValue_Array(TypeSizeAndOffsetComputer.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:200) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructBytesizeExpression(TypeSizeAndOffsetComputer.java:120) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.calculateSizeOf(MemoryHandler.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getMallocCall(MemoryHandler.java:514) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2686) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1876) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1011) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:318) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:364) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:287) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2119) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:537) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 21:32:17,912 INFO L168 Benchmark]: Toolchain (without parser) took 166.96 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 950.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 21:32:17,914 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:32:17,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 165.12 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 950.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 21:32:17,917 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 165.12 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 950.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: NullPointerException: null: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractBooleanValue(TypeSizes.java:432) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:32:19,553 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:32:19,554 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:32:19,563 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:32:19,564 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:32:19,565 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:32:19,566 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:32:19,567 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:32:19,569 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:32:19,569 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:32:19,570 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:32:19,571 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:32:19,571 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:32:19,572 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:32:19,573 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:32:19,573 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:32:19,574 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:32:19,575 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:32:19,577 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:32:19,578 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:32:19,580 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:32:19,581 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:32:19,582 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:32:19,582 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:32:19,583 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:32:19,584 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:32:19,585 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:32:19,585 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:32:19,586 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:32:19,586 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:32:19,587 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:32:19,587 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:32:19,588 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:32:19,588 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:32:19,589 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:32:19,589 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:32:19,589 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-10-26 21:32:19,600 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:32:19,600 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:32:19,601 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:32:19,601 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:32:19,602 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:32:19,602 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:32:19,602 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 21:32:19,602 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:32:19,602 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:32:19,602 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:32:19,603 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:32:19,603 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:32:19,603 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:32:19,603 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:32:19,603 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 21:32:19,603 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 21:32:19,603 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:32:19,603 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:32:19,604 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:32:19,604 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:32:19,604 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 21:32:19,604 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:32:19,604 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 21:32:19,604 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:32:19,604 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:32:19,605 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:32:19,605 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:32:19,605 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-26 21:32:19,605 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:32:19,605 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 21:32:19,605 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 21:32:19,605 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9c01a6cc6331754f7a6c99ec20becb53bf53c79 [2018-10-26 21:32:19,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:32:19,658 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:32:19,662 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:32:19,663 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:32:19,664 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:32:19,664 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/../../sv-benchmarks/c/loops/array_false-unreach-call_true-termination.i [2018-10-26 21:32:19,717 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/data/987f522ef/7f91defa0d6d4837a5e125734a719267/FLAGeec9267a0 [2018-10-26 21:32:20,085 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:32:20,086 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/sv-benchmarks/c/loops/array_false-unreach-call_true-termination.i [2018-10-26 21:32:20,090 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/data/987f522ef/7f91defa0d6d4837a5e125734a719267/FLAGeec9267a0 [2018-10-26 21:32:20,101 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/data/987f522ef/7f91defa0d6d4837a5e125734a719267 [2018-10-26 21:32:20,103 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:32:20,104 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 21:32:20,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:32:20,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:32:20,108 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:32:20,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:32:20" (1/1) ... [2018-10-26 21:32:20,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb409ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:32:20, skipping insertion in model container [2018-10-26 21:32:20,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:32:20" (1/1) ... [2018-10-26 21:32:20,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:32:20,136 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:32:20,276 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:32:20,280 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:32:20,300 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:32:20,316 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:32:20,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:32:20 WrapperNode [2018-10-26 21:32:20,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:32:20,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:32:20,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:32:20,318 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:32:20,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:32:20" (1/1) ... [2018-10-26 21:32:20,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:32:20" (1/1) ... [2018-10-26 21:32:20,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:32:20" (1/1) ... [2018-10-26 21:32:20,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:32:20" (1/1) ... [2018-10-26 21:32:20,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:32:20" (1/1) ... [2018-10-26 21:32:20,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:32:20" (1/1) ... [2018-10-26 21:32:20,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:32:20" (1/1) ... [2018-10-26 21:32:20,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:32:20,350 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:32:20,350 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:32:20,350 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:32:20,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:32:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/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 [2018-10-26 21:32:20,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 21:32:20,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:32:20,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-26 21:32:20,416 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 21:32:20,416 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-26 21:32:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-26 21:32:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-10-26 21:32:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 21:32:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 21:32:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-26 21:32:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-26 21:32:20,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 21:32:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 21:32:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:32:20,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-10-26 21:32:20,886 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:32:20,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:32:20 BoogieIcfgContainer [2018-10-26 21:32:20,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:32:20,889 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 21:32:20,889 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 21:32:20,892 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 21:32:20,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 09:32:20" (1/3) ... [2018-10-26 21:32:20,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52aad0b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:32:20, skipping insertion in model container [2018-10-26 21:32:20,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:32:20" (2/3) ... [2018-10-26 21:32:20,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52aad0b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:32:20, skipping insertion in model container [2018-10-26 21:32:20,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:32:20" (3/3) ... [2018-10-26 21:32:20,902 INFO L112 eAbstractionObserver]: Analyzing ICFG array_false-unreach-call_true-termination.i [2018-10-26 21:32:20,909 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 21:32:20,915 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 21:32:20,929 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 21:32:20,956 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 21:32:20,957 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 21:32:20,957 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 21:32:20,957 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 21:32:20,957 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 21:32:20,957 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 21:32:20,957 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 21:32:20,957 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 21:32:20,957 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 21:32:20,974 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2018-10-26 21:32:20,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-26 21:32:20,979 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:32:20,980 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:32:20,982 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:32:20,987 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:32:20,987 INFO L82 PathProgramCache]: Analyzing trace with hash 1480781609, now seen corresponding path program 1 times [2018-10-26 21:32:20,991 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 21:32:20,991 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 21:32:21,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:32:21,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:21,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:32:21,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:32:21,063 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (2)] Exception during sending of exit command (exit): Broken pipe [2018-10-26 21:32:21,066 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:32:21,067 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 21:32:21,070 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 21:32:21,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 21:32:21,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 21:32:21,080 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2018-10-26 21:32:21,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:32:21,098 INFO L93 Difference]: Finished difference Result 47 states and 51 transitions. [2018-10-26 21:32:21,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 21:32:21,099 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 14 [2018-10-26 21:32:21,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:32:21,107 INFO L225 Difference]: With dead ends: 47 [2018-10-26 21:32:21,107 INFO L226 Difference]: Without dead ends: 23 [2018-10-26 21:32:21,110 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 21:32:21,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2018-10-26 21:32:21,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2018-10-26 21:32:21,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-10-26 21:32:21,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 24 transitions. [2018-10-26 21:32:21,143 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 24 transitions. Word has length 14 [2018-10-26 21:32:21,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:32:21,143 INFO L481 AbstractCegarLoop]: Abstraction has 23 states and 24 transitions. [2018-10-26 21:32:21,143 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 21:32:21,143 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-10-26 21:32:21,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-26 21:32:21,144 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:32:21,144 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:32:21,144 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:32:21,145 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:32:21,145 INFO L82 PathProgramCache]: Analyzing trace with hash -1557385828, now seen corresponding path program 1 times [2018-10-26 21:32:21,145 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 21:32:21,145 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 21:32:21,169 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:32:21,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:21,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:32:21,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:32:21,252 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 21:32:21,253 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:32:21,253 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:32:21,255 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:32:21,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:32:21,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:32:21,256 INFO L87 Difference]: Start difference. First operand 23 states and 24 transitions. Second operand 4 states. [2018-10-26 21:32:21,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:32:21,308 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2018-10-26 21:32:21,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:32:21,310 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2018-10-26 21:32:21,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:32:21,310 INFO L225 Difference]: With dead ends: 31 [2018-10-26 21:32:21,311 INFO L226 Difference]: Without dead ends: 25 [2018-10-26 21:32:21,311 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:32:21,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2018-10-26 21:32:21,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2018-10-26 21:32:21,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2018-10-26 21:32:21,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2018-10-26 21:32:21,316 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 26 transitions. Word has length 15 [2018-10-26 21:32:21,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:32:21,317 INFO L481 AbstractCegarLoop]: Abstraction has 25 states and 26 transitions. [2018-10-26 21:32:21,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:32:21,317 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-10-26 21:32:21,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-26 21:32:21,318 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:32:21,318 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:32:21,318 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:32:21,318 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:32:21,318 INFO L82 PathProgramCache]: Analyzing trace with hash 465825685, now seen corresponding path program 1 times [2018-10-26 21:32:21,319 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 21:32:21,319 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 21:32:21,336 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:32:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:32:21,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:32:21,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-10-26 21:32:21,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-10-26 21:32:21,548 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 21:32:21,560 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 21:32:21,621 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 21:32:21,622 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:22, output treesize:7 [2018-10-26 21:32:21,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-10-26 21:32:21,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2018-10-26 21:32:21,809 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-10-26 21:32:21,835 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-10-26 21:32:21,840 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 21:32:21,841 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:4 [2018-10-26 21:32:21,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:32:21,887 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 21:32:22,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2018-10-26 21:32:22,174 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-10-26 21:32:22,175 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 21:32:22,194 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-10-26 21:32:22,233 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-10-26 21:32:22,233 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:19, output treesize:5 [2018-10-26 21:32:22,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:32:22,279 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 21:32:22,280 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-10-26 21:32:22,280 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-26 21:32:22,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-26 21:32:22,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2018-10-26 21:32:22,281 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. Second operand 15 states. [2018-10-26 21:32:22,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:32:22,614 INFO L93 Difference]: Finished difference Result 42 states and 44 transitions. [2018-10-26 21:32:22,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-26 21:32:22,615 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 22 [2018-10-26 21:32:22,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:32:22,616 INFO L225 Difference]: With dead ends: 42 [2018-10-26 21:32:22,616 INFO L226 Difference]: Without dead ends: 36 [2018-10-26 21:32:22,617 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=65, Invalid=277, Unknown=0, NotChecked=0, Total=342 [2018-10-26 21:32:22,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-10-26 21:32:22,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 32. [2018-10-26 21:32:22,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-10-26 21:32:22,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 34 transitions. [2018-10-26 21:32:22,624 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 34 transitions. Word has length 22 [2018-10-26 21:32:22,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:32:22,625 INFO L481 AbstractCegarLoop]: Abstraction has 32 states and 34 transitions. [2018-10-26 21:32:22,625 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-26 21:32:22,625 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2018-10-26 21:32:22,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-26 21:32:22,626 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:32:22,626 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:32:22,626 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:32:22,626 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:32:22,626 INFO L82 PathProgramCache]: Analyzing trace with hash -1114672590, now seen corresponding path program 1 times [2018-10-26 21:32:22,627 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 21:32:22,627 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 21:32:22,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:32:22,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:32:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:32:22,719 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-26 21:32:22,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 09:32:22 BoogieIcfgContainer [2018-10-26 21:32:22,746 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 21:32:22,746 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 21:32:22,747 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 21:32:22,747 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 21:32:22,747 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:32:20" (3/4) ... [2018-10-26 21:32:22,749 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-26 21:32:22,785 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e2dcdb85-e7ac-4fe9-a511-a2c1f5ee7b66/bin-2019/uautomizer/witness.graphml [2018-10-26 21:32:22,785 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 21:32:22,786 INFO L168 Benchmark]: Toolchain (without parser) took 2682.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 950.6 MB in the beginning and 986.5 MB in the end (delta: -36.0 MB). Peak memory consumption was 91.4 MB. Max. memory is 11.5 GB. [2018-10-26 21:32:22,787 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:32:22,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 212.22 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 938.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-10-26 21:32:22,788 INFO L168 Benchmark]: Boogie Preprocessor took 32.09 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 933.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 21:32:22,788 INFO L168 Benchmark]: RCFGBuilder took 536.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -171.6 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2018-10-26 21:32:22,789 INFO L168 Benchmark]: TraceAbstraction took 1857.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 986.5 MB in the end (delta: 111.5 MB). Peak memory consumption was 111.5 MB. Max. memory is 11.5 GB. [2018-10-26 21:32:22,790 INFO L168 Benchmark]: Witness Printer took 38.55 ms. Allocated memory is still 1.2 GB. Free memory is still 986.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:32:22,793 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 212.22 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 938.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.09 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 933.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 536.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -171.6 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1857.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 986.5 MB in the end (delta: 111.5 MB). Peak memory consumption was 111.5 MB. Max. memory is 11.5 GB. * Witness Printer took 38.55 ms. Allocated memory is still 1.2 GB. Free memory is still 986.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 5]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L13] unsigned int SIZE=1; [L14] unsigned int j,k; VAL [SIZE=1] [L15] FCALL int array[SIZE], menor; [L17] menor = __VERIFIER_nondet_int() [L19] j=0 VAL [array={1:0}, j=0, menor=2147483646, SIZE=1] [L19] COND TRUE jmenor) VAL [\old(cond)=0] [L4] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L5] __VERIFIER_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 32 locations, 1 error locations. UNSAFE Result, 1.7s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 67 SDtfs, 61 SDslu, 116 SDs, 0 SdLazy, 107 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 74 GetRequests, 54 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 69 ConstructedInterpolants, 3 QuantifiedInterpolants, 5741 SizeOfPredicates, 13 NumberOfNonLiveVariables, 120 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 0/4 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...