/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 873a52cd9da07923b033dc81bcbee63b58583ce3 ............................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 873a52cd9da07923b033dc81bcbee63b58583ce3 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 13:44:52,006 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 13:44:52,008 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 13:44:52,024 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 13:44:52,025 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 13:44:52,026 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 13:44:52,027 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 13:44:52,029 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 13:44:52,031 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 13:44:52,032 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 13:44:52,033 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 13:44:52,033 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 13:44:52,034 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 13:44:52,035 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 13:44:52,037 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 13:44:52,038 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 13:44:52,039 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 13:44:52,041 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 13:44:52,043 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 13:44:52,045 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 13:44:52,046 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 13:44:52,047 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 13:44:52,050 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 13:44:52,051 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 13:44:52,051 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 13:44:52,052 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 13:44:52,053 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 13:44:52,054 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 13:44:52,055 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 13:44:52,057 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 13:44:52,057 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 13:44:52,058 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 13:44:52,058 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 13:44:52,058 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 13:44:52,059 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 13:44:52,060 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 13:44:52,060 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 13:44:52,077 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 13:44:52,077 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 13:44:52,078 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 13:44:52,078 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 13:44:52,079 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 13:44:52,079 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 13:44:52,080 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 13:44:52,080 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 13:44:52,080 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 13:44:52,081 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 13:44:52,081 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 13:44:52,081 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 13:44:52,081 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 13:44:52,081 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 13:44:52,081 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 13:44:52,082 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 13:44:52,082 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 13:44:52,082 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 13:44:52,082 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 13:44:52,082 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 13:44:52,084 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 13:44:52,084 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 13:44:52,084 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 13:44:52,084 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 13:44:52,085 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 13:44:52,085 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 13:44:52,085 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 13:44:52,085 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 13:44:52,085 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 13:44:52,086 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 873a52cd9da07923b033dc81bcbee63b58583ce3 [2018-09-20 13:44:52,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 13:44:52,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 13:44:52,155 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 13:44:52,156 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 13:44:52,157 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 13:44:52,158 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2018-09-20 13:44:52,510 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cc44fd8c/10d1100c8ab147248e86a42e4b315a43/FLAG44c967f3e [2018-09-20 13:44:52,820 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 13:44:52,824 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2018-09-20 13:44:52,843 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cc44fd8c/10d1100c8ab147248e86a42e4b315a43/FLAG44c967f3e [2018-09-20 13:44:52,860 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cc44fd8c/10d1100c8ab147248e86a42e4b315a43 [2018-09-20 13:44:52,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 13:44:52,873 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 13:44:52,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 13:44:52,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 13:44:52,885 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 13:44:52,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:44:52" (1/1) ... [2018-09-20 13:44:52,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a6ddc3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:52, skipping insertion in model container [2018-09-20 13:44:52,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:44:52" (1/1) ... [2018-09-20 13:44:52,905 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 13:44:53,271 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:893) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:976) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:160) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1549) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:325) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:723) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:331) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1716) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:278) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:339) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1573) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:204) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3980) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2445) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:183) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.preRun(MainDispatcher.java:348) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.Dispatcher.run(Dispatcher.java:220) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.doTranslation(CACSL2BoogieTranslatorObserver.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:152) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-09-20 13:44:53,277 INFO L168 Benchmark]: Toolchain (without parser) took 409.92 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 930.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-09-20 13:44:53,279 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:44:53,280 INFO L168 Benchmark]: CACSL2BoogieTranslator took 401.30 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 930.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 13:44:53,285 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 401.30 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 930.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:893) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 13:44:55,471 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 13:44:55,473 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 13:44:55,494 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 13:44:55,494 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 13:44:55,497 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 13:44:55,499 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 13:44:55,500 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 13:44:55,502 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 13:44:55,503 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 13:44:55,503 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 13:44:55,506 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 13:44:55,508 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 13:44:55,511 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 13:44:55,513 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 13:44:55,514 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 13:44:55,515 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 13:44:55,517 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 13:44:55,519 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 13:44:55,521 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 13:44:55,522 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 13:44:55,523 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 13:44:55,526 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 13:44:55,526 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 13:44:55,526 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 13:44:55,528 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 13:44:55,529 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 13:44:55,530 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 13:44:55,531 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 13:44:55,532 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 13:44:55,533 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 13:44:55,533 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 13:44:55,534 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 13:44:55,534 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 13:44:55,535 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 13:44:55,536 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 13:44:55,537 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 13:44:55,557 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 13:44:55,561 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 13:44:55,562 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 13:44:55,562 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 13:44:55,564 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 13:44:55,564 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 13:44:55,564 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 13:44:55,565 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 13:44:55,565 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 13:44:55,565 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 13:44:55,567 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 13:44:55,568 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 13:44:55,568 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 13:44:55,568 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 13:44:55,569 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 13:44:55,569 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 13:44:55,569 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 13:44:55,569 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 13:44:55,569 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 13:44:55,570 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 13:44:55,570 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 13:44:55,570 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 13:44:55,570 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 13:44:55,573 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 13:44:55,573 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 13:44:55,574 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 13:44:55,574 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 13:44:55,574 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 13:44:55,574 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 13:44:55,575 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 13:44:55,575 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 13:44:55,575 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 873a52cd9da07923b033dc81bcbee63b58583ce3 [2018-09-20 13:44:55,634 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 13:44:55,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 13:44:55,653 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 13:44:55,655 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 13:44:55,655 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 13:44:55,656 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2018-09-20 13:44:56,002 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e31fe1f0/fb4d1dfc9453455c9436e59272ea5ee2/FLAG7ca084c79 [2018-09-20 13:44:56,407 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 13:44:56,408 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2018-09-20 13:44:56,435 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e31fe1f0/fb4d1dfc9453455c9436e59272ea5ee2/FLAG7ca084c79 [2018-09-20 13:44:56,453 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e31fe1f0/fb4d1dfc9453455c9436e59272ea5ee2 [2018-09-20 13:44:56,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 13:44:56,461 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 13:44:56,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 13:44:56,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 13:44:56,470 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 13:44:56,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:44:56" (1/1) ... [2018-09-20 13:44:56,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30bd1a72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:56, skipping insertion in model container [2018-09-20 13:44:56,475 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:44:56" (1/1) ... [2018-09-20 13:44:56,486 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 13:44:56,916 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 13:44:56,942 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 13:44:57,043 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 13:44:57,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:57 WrapperNode [2018-09-20 13:44:57,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 13:44:57,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 13:44:57,427 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 13:44:57,427 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 13:44:57,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:57" (1/1) ... [2018-09-20 13:44:57,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:57" (1/1) ... [2018-09-20 13:44:57,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:57" (1/1) ... [2018-09-20 13:44:57,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:57" (1/1) ... [2018-09-20 13:44:57,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:57" (1/1) ... [2018-09-20 13:44:57,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:57" (1/1) ... [2018-09-20 13:44:57,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:57" (1/1) ... [2018-09-20 13:44:57,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 13:44:57,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 13:44:57,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 13:44:57,544 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 13:44:57,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-20 13:44:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 13:44:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 13:44:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 13:44:57,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 13:44:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 13:44:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure acos [2018-09-20 13:44:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure __acos [2018-09-20 13:44:57,759 INFO L130 BoogieDeclarations]: Found specification of procedure asin [2018-09-20 13:44:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure __asin [2018-09-20 13:44:57,760 INFO L130 BoogieDeclarations]: Found specification of procedure atan [2018-09-20 13:44:57,761 INFO L130 BoogieDeclarations]: Found specification of procedure __atan [2018-09-20 13:44:57,761 INFO L130 BoogieDeclarations]: Found specification of procedure atan2 [2018-09-20 13:44:57,761 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2 [2018-09-20 13:44:57,762 INFO L130 BoogieDeclarations]: Found specification of procedure cos [2018-09-20 13:44:57,762 INFO L130 BoogieDeclarations]: Found specification of procedure __cos [2018-09-20 13:44:57,762 INFO L130 BoogieDeclarations]: Found specification of procedure sin [2018-09-20 13:44:57,762 INFO L130 BoogieDeclarations]: Found specification of procedure __sin [2018-09-20 13:44:57,762 INFO L130 BoogieDeclarations]: Found specification of procedure tan [2018-09-20 13:44:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure __tan [2018-09-20 13:44:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure cosh [2018-09-20 13:44:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure __cosh [2018-09-20 13:44:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure sinh [2018-09-20 13:44:57,763 INFO L130 BoogieDeclarations]: Found specification of procedure __sinh [2018-09-20 13:44:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure tanh [2018-09-20 13:44:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure __tanh [2018-09-20 13:44:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure acosh [2018-09-20 13:44:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure __acosh [2018-09-20 13:44:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure asinh [2018-09-20 13:44:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure __asinh [2018-09-20 13:44:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure atanh [2018-09-20 13:44:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure __atanh [2018-09-20 13:44:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure exp [2018-09-20 13:44:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure __exp [2018-09-20 13:44:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure frexp [2018-09-20 13:44:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure __frexp [2018-09-20 13:44:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldexp [2018-09-20 13:44:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexp [2018-09-20 13:44:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure log [2018-09-20 13:44:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure __log [2018-09-20 13:44:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure log10 [2018-09-20 13:44:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure __log10 [2018-09-20 13:44:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure modf [2018-09-20 13:44:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure __modf [2018-09-20 13:44:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure expm1 [2018-09-20 13:44:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1 [2018-09-20 13:44:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure log1p [2018-09-20 13:44:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure __log1p [2018-09-20 13:44:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure logb [2018-09-20 13:44:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure __logb [2018-09-20 13:44:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure exp2 [2018-09-20 13:44:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2 [2018-09-20 13:44:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure log2 [2018-09-20 13:44:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure __log2 [2018-09-20 13:44:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure pow [2018-09-20 13:44:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure __pow [2018-09-20 13:44:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure sqrt [2018-09-20 13:44:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrt [2018-09-20 13:44:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure hypot [2018-09-20 13:44:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure __hypot [2018-09-20 13:44:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure cbrt [2018-09-20 13:44:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrt [2018-09-20 13:44:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure ceil [2018-09-20 13:44:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure __ceil [2018-09-20 13:44:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2018-09-20 13:44:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure __fabs [2018-09-20 13:44:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure floor [2018-09-20 13:44:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure __floor [2018-09-20 13:44:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure fmod [2018-09-20 13:44:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure __fmod [2018-09-20 13:44:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure __isinf [2018-09-20 13:44:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure __finite [2018-09-20 13:44:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure isinf [2018-09-20 13:44:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure finite [2018-09-20 13:44:57,776 INFO L130 BoogieDeclarations]: Found specification of procedure drem [2018-09-20 13:44:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure __drem [2018-09-20 13:44:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure significand [2018-09-20 13:44:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure __significand [2018-09-20 13:44:57,779 INFO L130 BoogieDeclarations]: Found specification of procedure copysign [2018-09-20 13:44:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure __copysign [2018-09-20 13:44:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure nan [2018-09-20 13:44:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure __nan [2018-09-20 13:44:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure __isnan [2018-09-20 13:44:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure isnan [2018-09-20 13:44:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure j0 [2018-09-20 13:44:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure __j0 [2018-09-20 13:44:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure j1 [2018-09-20 13:44:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure __j1 [2018-09-20 13:44:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure jn [2018-09-20 13:44:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure __jn [2018-09-20 13:44:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure y0 [2018-09-20 13:44:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure __y0 [2018-09-20 13:44:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure y1 [2018-09-20 13:44:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure __y1 [2018-09-20 13:44:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure yn [2018-09-20 13:44:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure __yn [2018-09-20 13:44:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure erf [2018-09-20 13:44:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure __erf [2018-09-20 13:44:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure erfc [2018-09-20 13:44:57,784 INFO L130 BoogieDeclarations]: Found specification of procedure __erfc [2018-09-20 13:44:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma [2018-09-20 13:44:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma [2018-09-20 13:44:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure tgamma [2018-09-20 13:44:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure __tgamma [2018-09-20 13:44:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure gamma [2018-09-20 13:44:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure __gamma [2018-09-20 13:44:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma_r [2018-09-20 13:44:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma_r [2018-09-20 13:44:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure rint [2018-09-20 13:44:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure __rint [2018-09-20 13:44:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure nextafter [2018-09-20 13:44:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafter [2018-09-20 13:44:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure nexttoward [2018-09-20 13:44:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttoward [2018-09-20 13:44:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure remainder [2018-09-20 13:44:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure __remainder [2018-09-20 13:44:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn [2018-09-20 13:44:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbn [2018-09-20 13:44:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure ilogb [2018-09-20 13:44:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogb [2018-09-20 13:44:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure scalbln [2018-09-20 13:44:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbln [2018-09-20 13:44:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyint [2018-09-20 13:44:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyint [2018-09-20 13:44:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure round [2018-09-20 13:44:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure __round [2018-09-20 13:44:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure trunc [2018-09-20 13:44:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure __trunc [2018-09-20 13:44:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure remquo [2018-09-20 13:44:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure __remquo [2018-09-20 13:44:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure lrint [2018-09-20 13:44:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure __lrint [2018-09-20 13:44:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure llrint [2018-09-20 13:44:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure __llrint [2018-09-20 13:44:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure lround [2018-09-20 13:44:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure __lround [2018-09-20 13:44:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure llround [2018-09-20 13:44:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure __llround [2018-09-20 13:44:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure fdim [2018-09-20 13:44:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure __fdim [2018-09-20 13:44:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure fmax [2018-09-20 13:44:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure __fmax [2018-09-20 13:44:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure fmin [2018-09-20 13:44:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure __fmin [2018-09-20 13:44:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify [2018-09-20 13:44:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit [2018-09-20 13:44:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure fma [2018-09-20 13:44:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure __fma [2018-09-20 13:44:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure scalb [2018-09-20 13:44:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure __scalb [2018-09-20 13:44:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure acosf [2018-09-20 13:44:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure __acosf [2018-09-20 13:44:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure asinf [2018-09-20 13:44:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure __asinf [2018-09-20 13:44:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure atanf [2018-09-20 13:44:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure __atanf [2018-09-20 13:44:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure atan2f [2018-09-20 13:44:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2f [2018-09-20 13:44:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure cosf [2018-09-20 13:44:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure __cosf [2018-09-20 13:44:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure sinf [2018-09-20 13:44:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure __sinf [2018-09-20 13:44:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure tanf [2018-09-20 13:44:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure __tanf [2018-09-20 13:44:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure coshf [2018-09-20 13:44:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure __coshf [2018-09-20 13:44:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure sinhf [2018-09-20 13:44:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhf [2018-09-20 13:44:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure tanhf [2018-09-20 13:44:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhf [2018-09-20 13:44:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure acoshf [2018-09-20 13:44:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshf [2018-09-20 13:44:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure asinhf [2018-09-20 13:44:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhf [2018-09-20 13:44:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure atanhf [2018-09-20 13:44:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhf [2018-09-20 13:44:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure expf [2018-09-20 13:44:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure __expf [2018-09-20 13:44:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure frexpf [2018-09-20 13:44:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpf [2018-09-20 13:44:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpf [2018-09-20 13:44:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpf [2018-09-20 13:44:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure logf [2018-09-20 13:44:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure __logf [2018-09-20 13:44:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure log10f [2018-09-20 13:44:57,804 INFO L130 BoogieDeclarations]: Found specification of procedure __log10f [2018-09-20 13:44:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure modff [2018-09-20 13:44:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure __modff [2018-09-20 13:44:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure expm1f [2018-09-20 13:44:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1f [2018-09-20 13:44:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure log1pf [2018-09-20 13:44:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pf [2018-09-20 13:44:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure logbf [2018-09-20 13:44:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure __logbf [2018-09-20 13:44:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure exp2f [2018-09-20 13:44:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2f [2018-09-20 13:44:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure log2f [2018-09-20 13:44:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure __log2f [2018-09-20 13:44:57,809 INFO L130 BoogieDeclarations]: Found specification of procedure powf [2018-09-20 13:44:57,809 INFO L130 BoogieDeclarations]: Found specification of procedure __powf [2018-09-20 13:44:57,809 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtf [2018-09-20 13:44:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtf [2018-09-20 13:44:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure hypotf [2018-09-20 13:44:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotf [2018-09-20 13:44:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtf [2018-09-20 13:44:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtf [2018-09-20 13:44:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure ceilf [2018-09-20 13:44:57,810 INFO L130 BoogieDeclarations]: Found specification of procedure __ceilf [2018-09-20 13:44:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure fabsf [2018-09-20 13:44:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsf [2018-09-20 13:44:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure floorf [2018-09-20 13:44:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure __floorf [2018-09-20 13:44:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure fmodf [2018-09-20 13:44:57,812 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodf [2018-09-20 13:44:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure __isinff [2018-09-20 13:44:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure __finitef [2018-09-20 13:44:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure isinff [2018-09-20 13:44:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure finitef [2018-09-20 13:44:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure dremf [2018-09-20 13:44:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure __dremf [2018-09-20 13:44:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure significandf [2018-09-20 13:44:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure __significandf [2018-09-20 13:44:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure copysignf [2018-09-20 13:44:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignf [2018-09-20 13:44:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure nanf [2018-09-20 13:44:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure __nanf [2018-09-20 13:44:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanf [2018-09-20 13:44:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure isnanf [2018-09-20 13:44:57,816 INFO L130 BoogieDeclarations]: Found specification of procedure j0f [2018-09-20 13:44:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure __j0f [2018-09-20 13:44:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure j1f [2018-09-20 13:44:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure __j1f [2018-09-20 13:44:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure jnf [2018-09-20 13:44:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure __jnf [2018-09-20 13:44:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure y0f [2018-09-20 13:44:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure __y0f [2018-09-20 13:44:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure y1f [2018-09-20 13:44:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure __y1f [2018-09-20 13:44:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure ynf [2018-09-20 13:44:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure __ynf [2018-09-20 13:44:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure erff [2018-09-20 13:44:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure __erff [2018-09-20 13:44:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure erfcf [2018-09-20 13:44:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcf [2018-09-20 13:44:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf [2018-09-20 13:44:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf [2018-09-20 13:44:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure tgammaf [2018-09-20 13:44:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammaf [2018-09-20 13:44:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure gammaf [2018-09-20 13:44:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure __gammaf [2018-09-20 13:44:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf_r [2018-09-20 13:44:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf_r [2018-09-20 13:44:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure rintf [2018-09-20 13:44:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure __rintf [2018-09-20 13:44:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterf [2018-09-20 13:44:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterf [2018-09-20 13:44:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardf [2018-09-20 13:44:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardf [2018-09-20 13:44:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure remainderf [2018-09-20 13:44:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderf [2018-09-20 13:44:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnf [2018-09-20 13:44:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnf [2018-09-20 13:44:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbf [2018-09-20 13:44:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbf [2018-09-20 13:44:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnf [2018-09-20 13:44:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnf [2018-09-20 13:44:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintf [2018-09-20 13:44:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintf [2018-09-20 13:44:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure roundf [2018-09-20 13:44:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure __roundf [2018-09-20 13:44:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure truncf [2018-09-20 13:44:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure __truncf [2018-09-20 13:44:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure remquof [2018-09-20 13:44:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure __remquof [2018-09-20 13:44:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure lrintf [2018-09-20 13:44:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintf [2018-09-20 13:44:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure llrintf [2018-09-20 13:44:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintf [2018-09-20 13:44:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure lroundf [2018-09-20 13:44:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundf [2018-09-20 13:44:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure llroundf [2018-09-20 13:44:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundf [2018-09-20 13:44:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure fdimf [2018-09-20 13:44:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure __fdimf [2018-09-20 13:44:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxf [2018-09-20 13:44:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxf [2018-09-20 13:44:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure fminf [2018-09-20 13:44:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure __fminf [2018-09-20 13:44:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyf [2018-09-20 13:44:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitf [2018-09-20 13:44:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure fmaf [2018-09-20 13:44:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaf [2018-09-20 13:44:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure scalbf [2018-09-20 13:44:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbf [2018-09-20 13:44:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure acosl [2018-09-20 13:44:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure __acosl [2018-09-20 13:44:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure asinl [2018-09-20 13:44:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure __asinl [2018-09-20 13:44:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure atanl [2018-09-20 13:44:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure __atanl [2018-09-20 13:44:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure atan2l [2018-09-20 13:44:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2l [2018-09-20 13:44:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure cosl [2018-09-20 13:44:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure __cosl [2018-09-20 13:44:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure sinl [2018-09-20 13:44:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure __sinl [2018-09-20 13:44:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure tanl [2018-09-20 13:44:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure __tanl [2018-09-20 13:44:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure coshl [2018-09-20 13:44:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure __coshl [2018-09-20 13:44:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure sinhl [2018-09-20 13:44:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhl [2018-09-20 13:44:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure tanhl [2018-09-20 13:44:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhl [2018-09-20 13:44:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure acoshl [2018-09-20 13:44:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshl [2018-09-20 13:44:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure asinhl [2018-09-20 13:44:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhl [2018-09-20 13:44:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure atanhl [2018-09-20 13:44:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhl [2018-09-20 13:44:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure expl [2018-09-20 13:44:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure __expl [2018-09-20 13:44:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure frexpl [2018-09-20 13:44:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpl [2018-09-20 13:44:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpl [2018-09-20 13:44:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpl [2018-09-20 13:44:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure logl [2018-09-20 13:44:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure __logl [2018-09-20 13:44:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure log10l [2018-09-20 13:44:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure __log10l [2018-09-20 13:44:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure modfl [2018-09-20 13:44:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure __modfl [2018-09-20 13:44:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure expm1l [2018-09-20 13:44:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1l [2018-09-20 13:44:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure log1pl [2018-09-20 13:44:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pl [2018-09-20 13:44:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure logbl [2018-09-20 13:44:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure __logbl [2018-09-20 13:44:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure exp2l [2018-09-20 13:44:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2l [2018-09-20 13:44:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure log2l [2018-09-20 13:44:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure __log2l [2018-09-20 13:44:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure powl [2018-09-20 13:44:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure __powl [2018-09-20 13:44:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtl [2018-09-20 13:44:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtl [2018-09-20 13:44:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure hypotl [2018-09-20 13:44:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotl [2018-09-20 13:44:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtl [2018-09-20 13:44:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtl [2018-09-20 13:44:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure ceill [2018-09-20 13:44:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure __ceill [2018-09-20 13:44:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure fabsl [2018-09-20 13:44:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsl [2018-09-20 13:44:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure floorl [2018-09-20 13:44:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure __floorl [2018-09-20 13:44:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure fmodl [2018-09-20 13:44:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodl [2018-09-20 13:44:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure __isinfl [2018-09-20 13:44:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure __finitel [2018-09-20 13:44:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure isinfl [2018-09-20 13:44:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure finitel [2018-09-20 13:44:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure dreml [2018-09-20 13:44:57,855 INFO L130 BoogieDeclarations]: Found specification of procedure __dreml [2018-09-20 13:44:57,856 INFO L130 BoogieDeclarations]: Found specification of procedure significandl [2018-09-20 13:44:57,856 INFO L130 BoogieDeclarations]: Found specification of procedure __significandl [2018-09-20 13:44:57,856 INFO L130 BoogieDeclarations]: Found specification of procedure copysignl [2018-09-20 13:44:57,856 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignl [2018-09-20 13:44:57,856 INFO L130 BoogieDeclarations]: Found specification of procedure nanl [2018-09-20 13:44:57,856 INFO L130 BoogieDeclarations]: Found specification of procedure __nanl [2018-09-20 13:44:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanl [2018-09-20 13:44:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure isnanl [2018-09-20 13:44:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure j0l [2018-09-20 13:44:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure __j0l [2018-09-20 13:44:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure j1l [2018-09-20 13:44:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure __j1l [2018-09-20 13:44:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure jnl [2018-09-20 13:44:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure __jnl [2018-09-20 13:44:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure y0l [2018-09-20 13:44:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure __y0l [2018-09-20 13:44:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure y1l [2018-09-20 13:44:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure __y1l [2018-09-20 13:44:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure ynl [2018-09-20 13:44:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure __ynl [2018-09-20 13:44:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure erfl [2018-09-20 13:44:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure __erfl [2018-09-20 13:44:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure erfcl [2018-09-20 13:44:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcl [2018-09-20 13:44:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal [2018-09-20 13:44:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal [2018-09-20 13:44:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure tgammal [2018-09-20 13:44:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammal [2018-09-20 13:44:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure gammal [2018-09-20 13:44:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure __gammal [2018-09-20 13:44:57,865 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal_r [2018-09-20 13:44:57,866 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal_r [2018-09-20 13:44:57,866 INFO L130 BoogieDeclarations]: Found specification of procedure rintl [2018-09-20 13:44:57,866 INFO L130 BoogieDeclarations]: Found specification of procedure __rintl [2018-09-20 13:44:57,866 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterl [2018-09-20 13:44:57,866 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterl [2018-09-20 13:44:57,868 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardl [2018-09-20 13:44:57,868 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardl [2018-09-20 13:44:57,868 INFO L130 BoogieDeclarations]: Found specification of procedure remainderl [2018-09-20 13:44:57,869 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderl [2018-09-20 13:44:57,869 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnl [2018-09-20 13:44:57,869 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnl [2018-09-20 13:44:57,869 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbl [2018-09-20 13:44:57,869 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbl [2018-09-20 13:44:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnl [2018-09-20 13:44:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnl [2018-09-20 13:44:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintl [2018-09-20 13:44:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintl [2018-09-20 13:44:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure roundl [2018-09-20 13:44:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure __roundl [2018-09-20 13:44:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure truncl [2018-09-20 13:44:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure __truncl [2018-09-20 13:44:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure remquol [2018-09-20 13:44:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure __remquol [2018-09-20 13:44:57,874 INFO L130 BoogieDeclarations]: Found specification of procedure lrintl [2018-09-20 13:44:57,874 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintl [2018-09-20 13:44:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure llrintl [2018-09-20 13:44:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintl [2018-09-20 13:44:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure lroundl [2018-09-20 13:44:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundl [2018-09-20 13:44:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure llroundl [2018-09-20 13:44:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundl [2018-09-20 13:44:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure fdiml [2018-09-20 13:44:57,877 INFO L130 BoogieDeclarations]: Found specification of procedure __fdiml [2018-09-20 13:44:57,877 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxl [2018-09-20 13:44:57,877 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxl [2018-09-20 13:44:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure fminl [2018-09-20 13:44:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure __fminl [2018-09-20 13:44:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyl [2018-09-20 13:44:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitl [2018-09-20 13:44:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure fmal [2018-09-20 13:44:57,878 INFO L130 BoogieDeclarations]: Found specification of procedure __fmal [2018-09-20 13:44:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure scalbl [2018-09-20 13:44:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbl [2018-09-20 13:44:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure matherr [2018-09-20 13:44:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 13:44:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 13:44:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 13:44:59,916 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 13:44:59,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:44:59 BoogieIcfgContainer [2018-09-20 13:44:59,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 13:44:59,920 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 13:44:59,920 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 13:44:59,924 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 13:44:59,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:44:56" (1/3) ... [2018-09-20 13:44:59,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57678ff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:44:59, skipping insertion in model container [2018-09-20 13:44:59,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:57" (2/3) ... [2018-09-20 13:44:59,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57678ff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:44:59, skipping insertion in model container [2018-09-20 13:44:59,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:44:59" (3/3) ... [2018-09-20 13:44:59,930 INFO L112 eAbstractionObserver]: Analyzing ICFG float-flags-simp1_true-unreach-call.i [2018-09-20 13:44:59,941 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 13:44:59,951 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 38 error locations. [2018-09-20 13:45:00,007 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 13:45:00,008 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 13:45:00,008 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 13:45:00,008 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 13:45:00,008 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 13:45:00,008 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 13:45:00,009 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 13:45:00,009 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 13:45:00,010 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 13:45:00,042 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states. [2018-09-20 13:45:00,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-20 13:45:00,049 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:00,050 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:00,054 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:00,061 INFO L82 PathProgramCache]: Analyzing trace with hash -1895208155, now seen corresponding path program 1 times [2018-09-20 13:45:00,066 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:00,067 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:00,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:00,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:00,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:00,772 WARN L178 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 5 [2018-09-20 13:45:00,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:00,788 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:00,812 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:00,812 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-20 13:45:00,817 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-20 13:45:00,831 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-20 13:45:00,831 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 13:45:00,834 INFO L87 Difference]: Start difference. First operand 217 states. Second operand 3 states. [2018-09-20 13:45:00,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:00,897 INFO L93 Difference]: Finished difference Result 408 states and 603 transitions. [2018-09-20 13:45:00,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-20 13:45:00,903 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2018-09-20 13:45:00,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:00,917 INFO L225 Difference]: With dead ends: 408 [2018-09-20 13:45:00,917 INFO L226 Difference]: Without dead ends: 193 [2018-09-20 13:45:00,923 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 13:45:00,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2018-09-20 13:45:00,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2018-09-20 13:45:00,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2018-09-20 13:45:00,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 192 transitions. [2018-09-20 13:45:00,982 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 192 transitions. Word has length 8 [2018-09-20 13:45:00,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:00,982 INFO L480 AbstractCegarLoop]: Abstraction has 193 states and 192 transitions. [2018-09-20 13:45:00,982 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-20 13:45:00,982 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 192 transitions. [2018-09-20 13:45:00,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-20 13:45:00,983 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:00,983 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:00,984 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:00,984 INFO L82 PathProgramCache]: Analyzing trace with hash -809159185, now seen corresponding path program 1 times [2018-09-20 13:45:00,985 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:00,985 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:00,999 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:01,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:01,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:01,090 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:01,103 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:01,104 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:01,106 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:01,106 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:01,106 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:01,106 INFO L87 Difference]: Start difference. First operand 193 states and 192 transitions. Second operand 4 states. [2018-09-20 13:45:01,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:01,282 INFO L93 Difference]: Finished difference Result 193 states and 192 transitions. [2018-09-20 13:45:01,284 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:01,284 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-09-20 13:45:01,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:01,288 INFO L225 Difference]: With dead ends: 193 [2018-09-20 13:45:01,288 INFO L226 Difference]: Without dead ends: 191 [2018-09-20 13:45:01,289 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:01,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2018-09-20 13:45:01,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2018-09-20 13:45:01,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-09-20 13:45:01,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 190 transitions. [2018-09-20 13:45:01,311 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 190 transitions. Word has length 12 [2018-09-20 13:45:01,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:01,312 INFO L480 AbstractCegarLoop]: Abstraction has 191 states and 190 transitions. [2018-09-20 13:45:01,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:01,312 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 190 transitions. [2018-09-20 13:45:01,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-20 13:45:01,314 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:01,314 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:01,316 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:01,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1689544953, now seen corresponding path program 1 times [2018-09-20 13:45:01,317 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:01,317 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-20 13:45:01,332 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:01,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:01,517 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 5 [2018-09-20 13:45:01,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:01,596 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:01,616 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:01,616 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:01,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:01,617 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:01,617 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:01,619 INFO L87 Difference]: Start difference. First operand 191 states and 190 transitions. Second operand 4 states. [2018-09-20 13:45:01,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:01,788 INFO L93 Difference]: Finished difference Result 191 states and 190 transitions. [2018-09-20 13:45:01,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:01,790 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2018-09-20 13:45:01,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:01,792 INFO L225 Difference]: With dead ends: 191 [2018-09-20 13:45:01,792 INFO L226 Difference]: Without dead ends: 189 [2018-09-20 13:45:01,793 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:01,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2018-09-20 13:45:01,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2018-09-20 13:45:01,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-09-20 13:45:01,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 188 transitions. [2018-09-20 13:45:01,809 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 188 transitions. Word has length 16 [2018-09-20 13:45:01,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:01,809 INFO L480 AbstractCegarLoop]: Abstraction has 189 states and 188 transitions. [2018-09-20 13:45:01,809 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:01,809 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 188 transitions. [2018-09-20 13:45:01,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-20 13:45:01,810 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:01,810 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:01,813 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:01,813 INFO L82 PathProgramCache]: Analyzing trace with hash -1184308157, now seen corresponding path program 1 times [2018-09-20 13:45:01,814 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:01,814 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:01,821 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:01,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:01,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:01,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:01,988 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:01,998 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:01,998 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:01,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:01,999 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:01,999 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:01,999 INFO L87 Difference]: Start difference. First operand 189 states and 188 transitions. Second operand 4 states. [2018-09-20 13:45:02,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:02,043 INFO L93 Difference]: Finished difference Result 189 states and 188 transitions. [2018-09-20 13:45:02,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:02,049 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-09-20 13:45:02,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:02,051 INFO L225 Difference]: With dead ends: 189 [2018-09-20 13:45:02,051 INFO L226 Difference]: Without dead ends: 187 [2018-09-20 13:45:02,051 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:02,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-09-20 13:45:02,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2018-09-20 13:45:02,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2018-09-20 13:45:02,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 186 transitions. [2018-09-20 13:45:02,073 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 186 transitions. Word has length 20 [2018-09-20 13:45:02,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:02,073 INFO L480 AbstractCegarLoop]: Abstraction has 187 states and 186 transitions. [2018-09-20 13:45:02,073 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:02,073 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 186 transitions. [2018-09-20 13:45:02,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-20 13:45:02,074 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:02,074 INFO L376 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] [2018-09-20 13:45:02,079 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:02,079 INFO L82 PathProgramCache]: Analyzing trace with hash 46323655, now seen corresponding path program 1 times [2018-09-20 13:45:02,079 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:02,079 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-20 13:45:02,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:02,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:02,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:02,165 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:02,179 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:02,179 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-20 13:45:02,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-20 13:45:02,180 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-20 13:45:02,180 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 13:45:02,183 INFO L87 Difference]: Start difference. First operand 187 states and 186 transitions. Second operand 3 states. [2018-09-20 13:45:02,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:02,198 INFO L93 Difference]: Finished difference Result 187 states and 186 transitions. [2018-09-20 13:45:02,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-20 13:45:02,202 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2018-09-20 13:45:02,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:02,204 INFO L225 Difference]: With dead ends: 187 [2018-09-20 13:45:02,204 INFO L226 Difference]: Without dead ends: 185 [2018-09-20 13:45:02,205 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 13:45:02,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2018-09-20 13:45:02,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 185. [2018-09-20 13:45:02,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-09-20 13:45:02,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 184 transitions. [2018-09-20 13:45:02,227 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 184 transitions. Word has length 22 [2018-09-20 13:45:02,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:02,227 INFO L480 AbstractCegarLoop]: Abstraction has 185 states and 184 transitions. [2018-09-20 13:45:02,227 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-20 13:45:02,229 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 184 transitions. [2018-09-20 13:45:02,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-20 13:45:02,229 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:02,230 INFO L376 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] [2018-09-20 13:45:02,232 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:02,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1174735215, now seen corresponding path program 1 times [2018-09-20 13:45:02,232 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:02,233 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:02,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:02,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:02,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:02,318 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:02,328 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:02,328 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:02,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:02,329 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:02,329 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:02,329 INFO L87 Difference]: Start difference. First operand 185 states and 184 transitions. Second operand 4 states. [2018-09-20 13:45:02,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:02,394 INFO L93 Difference]: Finished difference Result 185 states and 184 transitions. [2018-09-20 13:45:02,398 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:02,398 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2018-09-20 13:45:02,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:02,400 INFO L225 Difference]: With dead ends: 185 [2018-09-20 13:45:02,400 INFO L226 Difference]: Without dead ends: 183 [2018-09-20 13:45:02,402 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:02,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-09-20 13:45:02,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2018-09-20 13:45:02,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-09-20 13:45:02,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 182 transitions. [2018-09-20 13:45:02,421 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 182 transitions. Word has length 26 [2018-09-20 13:45:02,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:02,421 INFO L480 AbstractCegarLoop]: Abstraction has 183 states and 182 transitions. [2018-09-20 13:45:02,421 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:02,425 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 182 transitions. [2018-09-20 13:45:02,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-20 13:45:02,425 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:02,426 INFO L376 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] [2018-09-20 13:45:02,427 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:02,427 INFO L82 PathProgramCache]: Analyzing trace with hash -954434149, now seen corresponding path program 1 times [2018-09-20 13:45:02,432 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:02,432 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:02,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:02,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:02,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:02,553 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:02,569 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:02,569 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:02,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:02,569 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:02,570 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:02,570 INFO L87 Difference]: Start difference. First operand 183 states and 182 transitions. Second operand 4 states. [2018-09-20 13:45:02,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:02,707 INFO L93 Difference]: Finished difference Result 183 states and 182 transitions. [2018-09-20 13:45:02,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:02,708 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 30 [2018-09-20 13:45:02,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:02,709 INFO L225 Difference]: With dead ends: 183 [2018-09-20 13:45:02,709 INFO L226 Difference]: Without dead ends: 181 [2018-09-20 13:45:02,710 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:02,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2018-09-20 13:45:02,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 181. [2018-09-20 13:45:02,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2018-09-20 13:45:02,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 180 transitions. [2018-09-20 13:45:02,716 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 180 transitions. Word has length 30 [2018-09-20 13:45:02,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:02,716 INFO L480 AbstractCegarLoop]: Abstraction has 181 states and 180 transitions. [2018-09-20 13:45:02,717 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:02,717 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 180 transitions. [2018-09-20 13:45:02,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-20 13:45:02,718 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:02,718 INFO L376 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] [2018-09-20 13:45:02,719 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:02,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1876797309, now seen corresponding path program 1 times [2018-09-20 13:45:02,720 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:02,720 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:02,731 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:02,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:02,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:02,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:02,926 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:02,937 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:02,937 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:02,938 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:02,938 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:02,938 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:02,939 INFO L87 Difference]: Start difference. First operand 181 states and 180 transitions. Second operand 4 states. [2018-09-20 13:45:02,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:02,964 INFO L93 Difference]: Finished difference Result 181 states and 180 transitions. [2018-09-20 13:45:02,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:02,968 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2018-09-20 13:45:02,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:02,969 INFO L225 Difference]: With dead ends: 181 [2018-09-20 13:45:02,969 INFO L226 Difference]: Without dead ends: 179 [2018-09-20 13:45:02,970 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:02,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2018-09-20 13:45:02,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2018-09-20 13:45:02,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2018-09-20 13:45:02,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 178 transitions. [2018-09-20 13:45:02,984 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 178 transitions. Word has length 35 [2018-09-20 13:45:02,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:02,985 INFO L480 AbstractCegarLoop]: Abstraction has 179 states and 178 transitions. [2018-09-20 13:45:02,985 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:02,985 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 178 transitions. [2018-09-20 13:45:02,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-20 13:45:02,987 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:02,987 INFO L376 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] [2018-09-20 13:45:02,989 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:02,989 INFO L82 PathProgramCache]: Analyzing trace with hash -1777003763, now seen corresponding path program 1 times [2018-09-20 13:45:02,990 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:02,990 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:02,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:03,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:03,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:03,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:03,160 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:03,176 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:03,176 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:03,177 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:03,177 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:03,177 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:03,177 INFO L87 Difference]: Start difference. First operand 179 states and 178 transitions. Second operand 4 states. [2018-09-20 13:45:03,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:03,220 INFO L93 Difference]: Finished difference Result 179 states and 178 transitions. [2018-09-20 13:45:03,221 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:03,221 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 39 [2018-09-20 13:45:03,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:03,224 INFO L225 Difference]: With dead ends: 179 [2018-09-20 13:45:03,224 INFO L226 Difference]: Without dead ends: 177 [2018-09-20 13:45:03,224 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:03,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-09-20 13:45:03,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2018-09-20 13:45:03,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2018-09-20 13:45:03,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 176 transitions. [2018-09-20 13:45:03,231 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 176 transitions. Word has length 39 [2018-09-20 13:45:03,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:03,231 INFO L480 AbstractCegarLoop]: Abstraction has 177 states and 176 transitions. [2018-09-20 13:45:03,231 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:03,232 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 176 transitions. [2018-09-20 13:45:03,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-20 13:45:03,235 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:03,235 INFO L376 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] [2018-09-20 13:45:03,237 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:03,237 INFO L82 PathProgramCache]: Analyzing trace with hash -1749199401, now seen corresponding path program 1 times [2018-09-20 13:45:03,239 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:03,239 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:03,253 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:03,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:03,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:03,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:03,398 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:03,413 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:03,413 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:03,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:03,415 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:03,415 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:03,416 INFO L87 Difference]: Start difference. First operand 177 states and 176 transitions. Second operand 4 states. [2018-09-20 13:45:03,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:03,440 INFO L93 Difference]: Finished difference Result 177 states and 176 transitions. [2018-09-20 13:45:03,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:03,443 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 43 [2018-09-20 13:45:03,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:03,445 INFO L225 Difference]: With dead ends: 177 [2018-09-20 13:45:03,445 INFO L226 Difference]: Without dead ends: 175 [2018-09-20 13:45:03,446 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:03,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2018-09-20 13:45:03,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 175. [2018-09-20 13:45:03,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2018-09-20 13:45:03,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 174 transitions. [2018-09-20 13:45:03,452 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 174 transitions. Word has length 43 [2018-09-20 13:45:03,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:03,454 INFO L480 AbstractCegarLoop]: Abstraction has 175 states and 174 transitions. [2018-09-20 13:45:03,454 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:03,454 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 174 transitions. [2018-09-20 13:45:03,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-20 13:45:03,462 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:03,462 INFO L376 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, 1, 1, 1] [2018-09-20 13:45:03,466 INFO L423 AbstractCegarLoop]: === Iteration 11 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:03,467 INFO L82 PathProgramCache]: Analyzing trace with hash 849150177, now seen corresponding path program 1 times [2018-09-20 13:45:03,467 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:03,467 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:03,483 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:03,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:03,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:03,612 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:03,633 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:03,634 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:03,634 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:03,634 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:03,635 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:03,635 INFO L87 Difference]: Start difference. First operand 175 states and 174 transitions. Second operand 4 states. [2018-09-20 13:45:03,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:03,668 INFO L93 Difference]: Finished difference Result 175 states and 174 transitions. [2018-09-20 13:45:03,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:03,670 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2018-09-20 13:45:03,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:03,671 INFO L225 Difference]: With dead ends: 175 [2018-09-20 13:45:03,671 INFO L226 Difference]: Without dead ends: 173 [2018-09-20 13:45:03,674 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:03,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2018-09-20 13:45:03,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2018-09-20 13:45:03,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2018-09-20 13:45:03,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 172 transitions. [2018-09-20 13:45:03,680 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 172 transitions. Word has length 47 [2018-09-20 13:45:03,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:03,681 INFO L480 AbstractCegarLoop]: Abstraction has 173 states and 172 transitions. [2018-09-20 13:45:03,681 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:03,681 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 172 transitions. [2018-09-20 13:45:03,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-20 13:45:03,685 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:03,685 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:03,687 INFO L423 AbstractCegarLoop]: === Iteration 12 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:03,687 INFO L82 PathProgramCache]: Analyzing trace with hash 1546295897, now seen corresponding path program 1 times [2018-09-20 13:45:03,689 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:03,690 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:03,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:03,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:03,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:03,903 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:03,916 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:03,916 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:03,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:03,917 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:03,917 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:03,917 INFO L87 Difference]: Start difference. First operand 173 states and 172 transitions. Second operand 4 states. [2018-09-20 13:45:03,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:03,937 INFO L93 Difference]: Finished difference Result 173 states and 172 transitions. [2018-09-20 13:45:03,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:03,939 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2018-09-20 13:45:03,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:03,940 INFO L225 Difference]: With dead ends: 173 [2018-09-20 13:45:03,940 INFO L226 Difference]: Without dead ends: 171 [2018-09-20 13:45:03,941 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:03,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2018-09-20 13:45:03,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 171. [2018-09-20 13:45:03,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2018-09-20 13:45:03,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 170 transitions. [2018-09-20 13:45:03,946 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 170 transitions. Word has length 52 [2018-09-20 13:45:03,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:03,946 INFO L480 AbstractCegarLoop]: Abstraction has 171 states and 170 transitions. [2018-09-20 13:45:03,946 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:03,947 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 170 transitions. [2018-09-20 13:45:03,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-20 13:45:03,947 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:03,948 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:03,949 INFO L423 AbstractCegarLoop]: === Iteration 13 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:03,949 INFO L82 PathProgramCache]: Analyzing trace with hash -1106792221, now seen corresponding path program 1 times [2018-09-20 13:45:03,949 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:03,949 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:03,968 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:04,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:04,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:04,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:04,157 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:04,169 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:04,169 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:04,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:04,170 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:04,170 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:04,170 INFO L87 Difference]: Start difference. First operand 171 states and 170 transitions. Second operand 4 states. [2018-09-20 13:45:04,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:04,189 INFO L93 Difference]: Finished difference Result 171 states and 170 transitions. [2018-09-20 13:45:04,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:04,195 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 56 [2018-09-20 13:45:04,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:04,196 INFO L225 Difference]: With dead ends: 171 [2018-09-20 13:45:04,196 INFO L226 Difference]: Without dead ends: 169 [2018-09-20 13:45:04,197 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:04,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2018-09-20 13:45:04,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2018-09-20 13:45:04,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2018-09-20 13:45:04,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 168 transitions. [2018-09-20 13:45:04,202 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 168 transitions. Word has length 56 [2018-09-20 13:45:04,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:04,202 INFO L480 AbstractCegarLoop]: Abstraction has 169 states and 168 transitions. [2018-09-20 13:45:04,202 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:04,202 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 168 transitions. [2018-09-20 13:45:04,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-20 13:45:04,203 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:04,203 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:04,205 INFO L423 AbstractCegarLoop]: === Iteration 14 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:04,205 INFO L82 PathProgramCache]: Analyzing trace with hash 655118253, now seen corresponding path program 1 times [2018-09-20 13:45:04,205 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:04,205 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:04,243 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:04,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:04,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:04,478 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:04,490 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:04,490 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:04,490 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:04,491 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:04,491 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:04,491 INFO L87 Difference]: Start difference. First operand 169 states and 168 transitions. Second operand 4 states. [2018-09-20 13:45:04,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:04,508 INFO L93 Difference]: Finished difference Result 169 states and 168 transitions. [2018-09-20 13:45:04,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:04,510 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2018-09-20 13:45:04,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:04,512 INFO L225 Difference]: With dead ends: 169 [2018-09-20 13:45:04,512 INFO L226 Difference]: Without dead ends: 167 [2018-09-20 13:45:04,513 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:04,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-09-20 13:45:04,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2018-09-20 13:45:04,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2018-09-20 13:45:04,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 166 transitions. [2018-09-20 13:45:04,517 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 166 transitions. Word has length 60 [2018-09-20 13:45:04,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:04,517 INFO L480 AbstractCegarLoop]: Abstraction has 167 states and 166 transitions. [2018-09-20 13:45:04,517 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:04,518 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 166 transitions. [2018-09-20 13:45:04,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-20 13:45:04,518 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:04,519 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:04,520 INFO L423 AbstractCegarLoop]: === Iteration 15 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:04,520 INFO L82 PathProgramCache]: Analyzing trace with hash 733632183, now seen corresponding path program 1 times [2018-09-20 13:45:04,520 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:04,520 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 16 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:04,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:04,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:04,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:04,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:04,716 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:04,727 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:04,728 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:04,728 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:04,728 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:04,728 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:04,729 INFO L87 Difference]: Start difference. First operand 167 states and 166 transitions. Second operand 4 states. [2018-09-20 13:45:04,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:04,758 INFO L93 Difference]: Finished difference Result 167 states and 166 transitions. [2018-09-20 13:45:04,766 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:04,767 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 64 [2018-09-20 13:45:04,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:04,768 INFO L225 Difference]: With dead ends: 167 [2018-09-20 13:45:04,768 INFO L226 Difference]: Without dead ends: 165 [2018-09-20 13:45:04,769 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:04,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-09-20 13:45:04,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-09-20 13:45:04,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-09-20 13:45:04,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 164 transitions. [2018-09-20 13:45:04,773 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 164 transitions. Word has length 64 [2018-09-20 13:45:04,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:04,773 INFO L480 AbstractCegarLoop]: Abstraction has 165 states and 164 transitions. [2018-09-20 13:45:04,773 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:04,773 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 164 transitions. [2018-09-20 13:45:04,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-20 13:45:04,774 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:04,774 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:04,775 INFO L423 AbstractCegarLoop]: === Iteration 16 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:04,775 INFO L82 PathProgramCache]: Analyzing trace with hash 1754487241, now seen corresponding path program 1 times [2018-09-20 13:45:04,776 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:04,776 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 17 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:04,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:05,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:05,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:05,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:05,065 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:05,079 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:05,080 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:05,080 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:05,080 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:05,080 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:05,081 INFO L87 Difference]: Start difference. First operand 165 states and 164 transitions. Second operand 4 states. [2018-09-20 13:45:05,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:05,223 INFO L93 Difference]: Finished difference Result 165 states and 164 transitions. [2018-09-20 13:45:05,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:05,224 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 70 [2018-09-20 13:45:05,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:05,225 INFO L225 Difference]: With dead ends: 165 [2018-09-20 13:45:05,225 INFO L226 Difference]: Without dead ends: 163 [2018-09-20 13:45:05,226 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:05,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-09-20 13:45:05,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2018-09-20 13:45:05,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-09-20 13:45:05,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 162 transitions. [2018-09-20 13:45:05,233 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 162 transitions. Word has length 70 [2018-09-20 13:45:05,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:05,234 INFO L480 AbstractCegarLoop]: Abstraction has 163 states and 162 transitions. [2018-09-20 13:45:05,234 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:05,234 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 162 transitions. [2018-09-20 13:45:05,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-20 13:45:05,235 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:05,235 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:05,236 INFO L423 AbstractCegarLoop]: === Iteration 17 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:05,236 INFO L82 PathProgramCache]: Analyzing trace with hash -531484333, now seen corresponding path program 1 times [2018-09-20 13:45:05,237 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:05,242 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 18 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:05,255 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:05,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:05,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:05,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:05,561 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:05,574 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:05,574 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:05,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:05,575 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:05,575 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:05,575 INFO L87 Difference]: Start difference. First operand 163 states and 162 transitions. Second operand 4 states. [2018-09-20 13:45:05,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:05,596 INFO L93 Difference]: Finished difference Result 163 states and 162 transitions. [2018-09-20 13:45:05,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:05,597 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 74 [2018-09-20 13:45:05,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:05,599 INFO L225 Difference]: With dead ends: 163 [2018-09-20 13:45:05,599 INFO L226 Difference]: Without dead ends: 161 [2018-09-20 13:45:05,600 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:05,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-09-20 13:45:05,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-09-20 13:45:05,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-09-20 13:45:05,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 160 transitions. [2018-09-20 13:45:05,604 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 160 transitions. Word has length 74 [2018-09-20 13:45:05,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:05,605 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 160 transitions. [2018-09-20 13:45:05,605 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:05,605 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 160 transitions. [2018-09-20 13:45:05,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-20 13:45:05,605 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:05,606 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:05,606 INFO L423 AbstractCegarLoop]: === Iteration 18 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:05,606 INFO L82 PathProgramCache]: Analyzing trace with hash 644878621, now seen corresponding path program 1 times [2018-09-20 13:45:05,607 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:05,607 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 19 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:05,620 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:05,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:06,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:06,028 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:06,042 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:06,042 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:06,042 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:06,043 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:06,043 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:06,043 INFO L87 Difference]: Start difference. First operand 161 states and 160 transitions. Second operand 4 states. [2018-09-20 13:45:06,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:06,069 INFO L93 Difference]: Finished difference Result 161 states and 160 transitions. [2018-09-20 13:45:06,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:06,073 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 78 [2018-09-20 13:45:06,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:06,074 INFO L225 Difference]: With dead ends: 161 [2018-09-20 13:45:06,074 INFO L226 Difference]: Without dead ends: 159 [2018-09-20 13:45:06,075 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:06,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-09-20 13:45:06,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2018-09-20 13:45:06,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-09-20 13:45:06,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 158 transitions. [2018-09-20 13:45:06,082 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 158 transitions. Word has length 78 [2018-09-20 13:45:06,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:06,082 INFO L480 AbstractCegarLoop]: Abstraction has 159 states and 158 transitions. [2018-09-20 13:45:06,082 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:06,085 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 158 transitions. [2018-09-20 13:45:06,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-20 13:45:06,085 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:06,086 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:06,086 INFO L423 AbstractCegarLoop]: === Iteration 19 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:06,086 INFO L82 PathProgramCache]: Analyzing trace with hash 1739512103, now seen corresponding path program 1 times [2018-09-20 13:45:06,087 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:06,087 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 20 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-20 13:45:06,102 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 20 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:06,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:06,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:06,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:06,396 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:06,414 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:06,414 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:06,415 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:06,415 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:06,415 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:06,415 INFO L87 Difference]: Start difference. First operand 159 states and 158 transitions. Second operand 4 states. [2018-09-20 13:45:06,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:06,440 INFO L93 Difference]: Finished difference Result 159 states and 158 transitions. [2018-09-20 13:45:06,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:06,450 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 82 [2018-09-20 13:45:06,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:06,452 INFO L225 Difference]: With dead ends: 159 [2018-09-20 13:45:06,452 INFO L226 Difference]: Without dead ends: 157 [2018-09-20 13:45:06,453 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:06,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2018-09-20 13:45:06,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2018-09-20 13:45:06,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-09-20 13:45:06,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 156 transitions. [2018-09-20 13:45:06,459 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 156 transitions. Word has length 82 [2018-09-20 13:45:06,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:06,460 INFO L480 AbstractCegarLoop]: Abstraction has 157 states and 156 transitions. [2018-09-20 13:45:06,460 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:06,460 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 156 transitions. [2018-09-20 13:45:06,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-20 13:45:06,464 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:06,464 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:06,464 INFO L423 AbstractCegarLoop]: === Iteration 20 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:06,465 INFO L82 PathProgramCache]: Analyzing trace with hash -589272719, now seen corresponding path program 1 times [2018-09-20 13:45:06,465 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:06,465 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 21 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:06,475 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:06,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:06,787 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:06,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:06,824 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:06,842 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:06,842 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:06,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:06,843 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:06,843 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:06,843 INFO L87 Difference]: Start difference. First operand 157 states and 156 transitions. Second operand 4 states. [2018-09-20 13:45:06,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:06,866 INFO L93 Difference]: Finished difference Result 157 states and 156 transitions. [2018-09-20 13:45:06,867 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:06,867 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 86 [2018-09-20 13:45:06,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:06,869 INFO L225 Difference]: With dead ends: 157 [2018-09-20 13:45:06,869 INFO L226 Difference]: Without dead ends: 155 [2018-09-20 13:45:06,870 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:06,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2018-09-20 13:45:06,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2018-09-20 13:45:06,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2018-09-20 13:45:06,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 154 transitions. [2018-09-20 13:45:06,876 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 154 transitions. Word has length 86 [2018-09-20 13:45:06,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:06,878 INFO L480 AbstractCegarLoop]: Abstraction has 155 states and 154 transitions. [2018-09-20 13:45:06,878 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:06,879 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 154 transitions. [2018-09-20 13:45:06,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-20 13:45:06,881 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:06,881 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:06,883 INFO L423 AbstractCegarLoop]: === Iteration 21 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:06,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1122411003, now seen corresponding path program 1 times [2018-09-20 13:45:06,883 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:06,883 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 22 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-20 13:45:06,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 22 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:07,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:07,381 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 3 [2018-09-20 13:45:07,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:07,444 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:07,462 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:07,462 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:07,463 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:07,463 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:07,463 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:07,463 INFO L87 Difference]: Start difference. First operand 155 states and 154 transitions. Second operand 4 states. [2018-09-20 13:45:07,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:07,480 INFO L93 Difference]: Finished difference Result 155 states and 154 transitions. [2018-09-20 13:45:07,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:07,482 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 90 [2018-09-20 13:45:07,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:07,483 INFO L225 Difference]: With dead ends: 155 [2018-09-20 13:45:07,483 INFO L226 Difference]: Without dead ends: 153 [2018-09-20 13:45:07,484 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:07,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2018-09-20 13:45:07,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2018-09-20 13:45:07,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2018-09-20 13:45:07,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 152 transitions. [2018-09-20 13:45:07,489 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 152 transitions. Word has length 90 [2018-09-20 13:45:07,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:07,489 INFO L480 AbstractCegarLoop]: Abstraction has 153 states and 152 transitions. [2018-09-20 13:45:07,489 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:07,490 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 152 transitions. [2018-09-20 13:45:07,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-20 13:45:07,493 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:07,493 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:07,494 INFO L423 AbstractCegarLoop]: === Iteration 22 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:07,494 INFO L82 PathProgramCache]: Analyzing trace with hash 1387487941, now seen corresponding path program 1 times [2018-09-20 13:45:07,494 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:07,495 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 23 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:07,512 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:07,759 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:07,944 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 3 [2018-09-20 13:45:08,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:08,022 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:08,035 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:08,035 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:08,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:08,036 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:08,036 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:08,036 INFO L87 Difference]: Start difference. First operand 153 states and 152 transitions. Second operand 4 states. [2018-09-20 13:45:08,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:08,076 INFO L93 Difference]: Finished difference Result 153 states and 152 transitions. [2018-09-20 13:45:08,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:08,080 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2018-09-20 13:45:08,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:08,082 INFO L225 Difference]: With dead ends: 153 [2018-09-20 13:45:08,082 INFO L226 Difference]: Without dead ends: 151 [2018-09-20 13:45:08,083 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:08,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-09-20 13:45:08,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2018-09-20 13:45:08,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-09-20 13:45:08,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 150 transitions. [2018-09-20 13:45:08,088 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 150 transitions. Word has length 94 [2018-09-20 13:45:08,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:08,088 INFO L480 AbstractCegarLoop]: Abstraction has 151 states and 150 transitions. [2018-09-20 13:45:08,088 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:08,088 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 150 transitions. [2018-09-20 13:45:08,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-20 13:45:08,089 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:08,093 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:08,093 INFO L423 AbstractCegarLoop]: === Iteration 23 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:08,093 INFO L82 PathProgramCache]: Analyzing trace with hash -388499917, now seen corresponding path program 1 times [2018-09-20 13:45:08,094 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:08,094 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 24 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:08,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:09,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:09,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:09,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:09,710 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:09,732 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:09,732 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-20 13:45:09,732 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-20 13:45:09,733 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-20 13:45:09,733 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:09,733 INFO L87 Difference]: Start difference. First operand 151 states and 150 transitions. Second operand 5 states. [2018-09-20 13:45:10,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:10,009 INFO L93 Difference]: Finished difference Result 151 states and 150 transitions. [2018-09-20 13:45:10,010 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-20 13:45:10,010 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 99 [2018-09-20 13:45:10,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:10,011 INFO L225 Difference]: With dead ends: 151 [2018-09-20 13:45:10,011 INFO L226 Difference]: Without dead ends: 149 [2018-09-20 13:45:10,012 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-09-20 13:45:10,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-09-20 13:45:10,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-09-20 13:45:10,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-09-20 13:45:10,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 148 transitions. [2018-09-20 13:45:10,019 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 148 transitions. Word has length 99 [2018-09-20 13:45:10,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:10,019 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 148 transitions. [2018-09-20 13:45:10,020 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-20 13:45:10,020 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 148 transitions. [2018-09-20 13:45:10,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-20 13:45:10,023 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:10,024 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:10,024 INFO L423 AbstractCegarLoop]: === Iteration 24 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:10,024 INFO L82 PathProgramCache]: Analyzing trace with hash 7920037, now seen corresponding path program 1 times [2018-09-20 13:45:10,025 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:10,025 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 25 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-20 13:45:10,036 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 25 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:11,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:11,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:11,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:11,344 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:11,366 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:11,366 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:11,366 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:11,367 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:11,367 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:11,367 INFO L87 Difference]: Start difference. First operand 149 states and 148 transitions. Second operand 4 states. [2018-09-20 13:45:11,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:11,405 INFO L93 Difference]: Finished difference Result 149 states and 148 transitions. [2018-09-20 13:45:11,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:11,407 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 105 [2018-09-20 13:45:11,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:11,410 INFO L225 Difference]: With dead ends: 149 [2018-09-20 13:45:11,410 INFO L226 Difference]: Without dead ends: 147 [2018-09-20 13:45:11,411 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:11,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-09-20 13:45:11,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-09-20 13:45:11,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-09-20 13:45:11,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 146 transitions. [2018-09-20 13:45:11,415 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 146 transitions. Word has length 105 [2018-09-20 13:45:11,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:11,416 INFO L480 AbstractCegarLoop]: Abstraction has 147 states and 146 transitions. [2018-09-20 13:45:11,416 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:11,416 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 146 transitions. [2018-09-20 13:45:11,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-20 13:45:11,417 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:11,417 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:11,417 INFO L423 AbstractCegarLoop]: === Iteration 25 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:11,417 INFO L82 PathProgramCache]: Analyzing trace with hash 131287407, now seen corresponding path program 1 times [2018-09-20 13:45:11,418 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:11,418 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 26 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-20 13:45:11,423 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 26 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:12,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:12,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:12,530 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:12,549 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:12,549 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:12,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:12,550 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:12,550 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:12,550 INFO L87 Difference]: Start difference. First operand 147 states and 146 transitions. Second operand 4 states. [2018-09-20 13:45:12,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:12,594 INFO L93 Difference]: Finished difference Result 147 states and 146 transitions. [2018-09-20 13:45:12,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:12,595 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2018-09-20 13:45:12,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:12,596 INFO L225 Difference]: With dead ends: 147 [2018-09-20 13:45:12,596 INFO L226 Difference]: Without dead ends: 145 [2018-09-20 13:45:12,597 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:12,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-09-20 13:45:12,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2018-09-20 13:45:12,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-09-20 13:45:12,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 144 transitions. [2018-09-20 13:45:12,602 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 144 transitions. Word has length 109 [2018-09-20 13:45:12,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:12,602 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 144 transitions. [2018-09-20 13:45:12,602 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:12,603 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 144 transitions. [2018-09-20 13:45:12,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-20 13:45:12,603 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:12,607 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:12,607 INFO L423 AbstractCegarLoop]: === Iteration 26 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:12,608 INFO L82 PathProgramCache]: Analyzing trace with hash 989829146, now seen corresponding path program 1 times [2018-09-20 13:45:12,609 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:12,609 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 27 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-20 13:45:12,626 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 27 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:13,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:13,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:13,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:13,719 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:13,738 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:13,738 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:13,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:13,739 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:13,739 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:13,739 INFO L87 Difference]: Start difference. First operand 145 states and 144 transitions. Second operand 4 states. [2018-09-20 13:45:13,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:13,770 INFO L93 Difference]: Finished difference Result 145 states and 144 transitions. [2018-09-20 13:45:13,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:13,772 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 114 [2018-09-20 13:45:13,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:13,775 INFO L225 Difference]: With dead ends: 145 [2018-09-20 13:45:13,775 INFO L226 Difference]: Without dead ends: 143 [2018-09-20 13:45:13,776 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:13,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-09-20 13:45:13,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2018-09-20 13:45:13,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-09-20 13:45:13,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 142 transitions. [2018-09-20 13:45:13,782 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 142 transitions. Word has length 114 [2018-09-20 13:45:13,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:13,782 INFO L480 AbstractCegarLoop]: Abstraction has 143 states and 142 transitions. [2018-09-20 13:45:13,782 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:13,787 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 142 transitions. [2018-09-20 13:45:13,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-20 13:45:13,788 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:13,788 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:13,788 INFO L423 AbstractCegarLoop]: === Iteration 27 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:13,789 INFO L82 PathProgramCache]: Analyzing trace with hash 190005732, now seen corresponding path program 1 times [2018-09-20 13:45:13,789 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:13,789 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 28 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-20 13:45:13,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 28 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:14,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:14,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:14,979 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:14,998 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:14,998 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:14,999 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:14,999 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:14,999 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:14,999 INFO L87 Difference]: Start difference. First operand 143 states and 142 transitions. Second operand 4 states. [2018-09-20 13:45:15,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:15,020 INFO L93 Difference]: Finished difference Result 143 states and 142 transitions. [2018-09-20 13:45:15,021 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:15,021 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 118 [2018-09-20 13:45:15,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:15,025 INFO L225 Difference]: With dead ends: 143 [2018-09-20 13:45:15,025 INFO L226 Difference]: Without dead ends: 141 [2018-09-20 13:45:15,026 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:15,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-09-20 13:45:15,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2018-09-20 13:45:15,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-09-20 13:45:15,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 140 transitions. [2018-09-20 13:45:15,033 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 140 transitions. Word has length 118 [2018-09-20 13:45:15,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:15,036 INFO L480 AbstractCegarLoop]: Abstraction has 141 states and 140 transitions. [2018-09-20 13:45:15,036 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:15,036 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 140 transitions. [2018-09-20 13:45:15,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-20 13:45:15,039 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:15,039 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:15,040 INFO L423 AbstractCegarLoop]: === Iteration 28 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:15,040 INFO L82 PathProgramCache]: Analyzing trace with hash -757935122, now seen corresponding path program 1 times [2018-09-20 13:45:15,041 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:15,041 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 29 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-20 13:45:15,059 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 29 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:16,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:16,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:16,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:16,421 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:16,440 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:16,440 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:16,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:16,441 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:16,441 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:16,442 INFO L87 Difference]: Start difference. First operand 141 states and 140 transitions. Second operand 4 states. [2018-09-20 13:45:16,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:16,459 INFO L93 Difference]: Finished difference Result 141 states and 140 transitions. [2018-09-20 13:45:16,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:16,460 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 122 [2018-09-20 13:45:16,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:16,462 INFO L225 Difference]: With dead ends: 141 [2018-09-20 13:45:16,462 INFO L226 Difference]: Without dead ends: 139 [2018-09-20 13:45:16,462 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:16,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2018-09-20 13:45:16,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2018-09-20 13:45:16,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-09-20 13:45:16,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 138 transitions. [2018-09-20 13:45:16,467 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 138 transitions. Word has length 122 [2018-09-20 13:45:16,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:16,468 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 138 transitions. [2018-09-20 13:45:16,468 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:16,468 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 138 transitions. [2018-09-20 13:45:16,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-20 13:45:16,469 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:16,469 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:16,469 INFO L423 AbstractCegarLoop]: === Iteration 29 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:16,470 INFO L82 PathProgramCache]: Analyzing trace with hash -858771912, now seen corresponding path program 1 times [2018-09-20 13:45:16,470 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:16,470 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 30 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:16,483 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:18,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:18,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:18,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:18,373 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:18,402 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:18,402 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:18,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:18,403 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:18,403 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:18,403 INFO L87 Difference]: Start difference. First operand 139 states and 138 transitions. Second operand 4 states. [2018-09-20 13:45:18,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:18,469 INFO L93 Difference]: Finished difference Result 139 states and 138 transitions. [2018-09-20 13:45:18,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:18,471 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 126 [2018-09-20 13:45:18,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:18,473 INFO L225 Difference]: With dead ends: 139 [2018-09-20 13:45:18,473 INFO L226 Difference]: Without dead ends: 137 [2018-09-20 13:45:18,474 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:18,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-09-20 13:45:18,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2018-09-20 13:45:18,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-09-20 13:45:18,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 136 transitions. [2018-09-20 13:45:18,477 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 136 transitions. Word has length 126 [2018-09-20 13:45:18,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:18,478 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 136 transitions. [2018-09-20 13:45:18,478 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:18,478 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 136 transitions. [2018-09-20 13:45:18,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-20 13:45:18,478 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:18,479 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:18,479 INFO L423 AbstractCegarLoop]: === Iteration 30 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:18,479 INFO L82 PathProgramCache]: Analyzing trace with hash 2024616130, now seen corresponding path program 1 times [2018-09-20 13:45:18,479 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:18,480 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 31 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:18,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:20,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:20,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:20,479 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:20,509 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:20,509 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:20,509 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:20,510 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:20,510 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:20,510 INFO L87 Difference]: Start difference. First operand 137 states and 136 transitions. Second operand 4 states. [2018-09-20 13:45:20,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:20,523 INFO L93 Difference]: Finished difference Result 137 states and 136 transitions. [2018-09-20 13:45:20,524 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:20,524 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 130 [2018-09-20 13:45:20,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:20,526 INFO L225 Difference]: With dead ends: 137 [2018-09-20 13:45:20,526 INFO L226 Difference]: Without dead ends: 135 [2018-09-20 13:45:20,527 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:20,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-09-20 13:45:20,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2018-09-20 13:45:20,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-09-20 13:45:20,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 134 transitions. [2018-09-20 13:45:20,530 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 134 transitions. Word has length 130 [2018-09-20 13:45:20,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:20,530 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 134 transitions. [2018-09-20 13:45:20,530 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:20,530 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 134 transitions. [2018-09-20 13:45:20,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-20 13:45:20,531 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:20,531 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:20,532 INFO L423 AbstractCegarLoop]: === Iteration 31 === [mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:20,532 INFO L82 PathProgramCache]: Analyzing trace with hash 299613068, now seen corresponding path program 1 times [2018-09-20 13:45:20,532 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:20,532 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 32 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:20,544 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:22,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:22,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:22,439 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:22,468 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:22,468 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-20 13:45:22,468 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-20 13:45:22,469 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-20 13:45:22,469 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-20 13:45:22,469 INFO L87 Difference]: Start difference. First operand 135 states and 134 transitions. Second operand 4 states. [2018-09-20 13:45:22,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:22,490 INFO L93 Difference]: Finished difference Result 135 states and 134 transitions. [2018-09-20 13:45:22,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-20 13:45:22,491 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 134 [2018-09-20 13:45:22,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:22,492 INFO L225 Difference]: With dead ends: 135 [2018-09-20 13:45:22,492 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 13:45:22,493 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-20 13:45:22,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 13:45:22,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 13:45:22,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 13:45:22,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 13:45:22,494 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 134 [2018-09-20 13:45:22,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:22,494 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 13:45:22,494 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-20 13:45:22,494 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 13:45:22,494 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 13:45:22,500 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 13:45:22,569 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-09-20 13:45:22,569 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 13:45:22,570 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 13:45:22,570 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-20 13:45:22,570 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 13:45:22,570 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 13:45:22,570 INFO L426 ceAbstractionStarter]: For program point L960(line 960) no Hoare annotation was computed. [2018-09-20 13:45:22,570 INFO L426 ceAbstractionStarter]: For program point L993-1(line 993) no Hoare annotation was computed. [2018-09-20 13:45:22,570 INFO L426 ceAbstractionStarter]: For program point L960-2(line 960) no Hoare annotation was computed. [2018-09-20 13:45:22,570 INFO L426 ceAbstractionStarter]: For program point L993-3(line 993) no Hoare annotation was computed. [2018-09-20 13:45:22,575 INFO L426 ceAbstractionStarter]: For program point L993-4(line 993) no Hoare annotation was computed. [2018-09-20 13:45:22,576 INFO L426 ceAbstractionStarter]: For program point L960-4(line 960) no Hoare annotation was computed. [2018-09-20 13:45:22,576 INFO L426 ceAbstractionStarter]: For program point L993-5(line 993) no Hoare annotation was computed. [2018-09-20 13:45:22,576 INFO L426 ceAbstractionStarter]: For program point L960-5(line 960) no Hoare annotation was computed. [2018-09-20 13:45:22,576 INFO L426 ceAbstractionStarter]: For program point L960-6(line 960) no Hoare annotation was computed. [2018-09-20 13:45:22,576 INFO L426 ceAbstractionStarter]: For program point L993-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,576 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 952 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,576 INFO L426 ceAbstractionStarter]: For program point L960-8(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,576 INFO L426 ceAbstractionStarter]: For program point mainErr22ASSERT_VIOLATIONERROR_FUNCTION(line 989) no Hoare annotation was computed. [2018-09-20 13:45:22,576 INFO L426 ceAbstractionStarter]: For program point L994-1(line 994) no Hoare annotation was computed. [2018-09-20 13:45:22,576 INFO L426 ceAbstractionStarter]: For program point L961-1(line 961) no Hoare annotation was computed. [2018-09-20 13:45:22,577 INFO L426 ceAbstractionStarter]: For program point L994-3(line 994) no Hoare annotation was computed. [2018-09-20 13:45:22,577 INFO L426 ceAbstractionStarter]: For program point L961-3(line 961) no Hoare annotation was computed. [2018-09-20 13:45:22,577 INFO L426 ceAbstractionStarter]: For program point L994-4(line 994) no Hoare annotation was computed. [2018-09-20 13:45:22,577 INFO L426 ceAbstractionStarter]: For program point L961-4(line 961) no Hoare annotation was computed. [2018-09-20 13:45:22,577 INFO L426 ceAbstractionStarter]: For program point L994-5(line 994) no Hoare annotation was computed. [2018-09-20 13:45:22,577 INFO L426 ceAbstractionStarter]: For program point L961-5(line 961) no Hoare annotation was computed. [2018-09-20 13:45:22,577 INFO L426 ceAbstractionStarter]: For program point L994-7(line 994) no Hoare annotation was computed. [2018-09-20 13:45:22,577 INFO L426 ceAbstractionStarter]: For program point L961-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,577 INFO L426 ceAbstractionStarter]: For program point L962-1(line 962) no Hoare annotation was computed. [2018-09-20 13:45:22,577 INFO L426 ceAbstractionStarter]: For program point mainErr12ASSERT_VIOLATIONERROR_FUNCTION(line 977) no Hoare annotation was computed. [2018-09-20 13:45:22,577 INFO L426 ceAbstractionStarter]: For program point L962-3(line 962) no Hoare annotation was computed. [2018-09-20 13:45:22,577 INFO L426 ceAbstractionStarter]: For program point L962-4(line 962) no Hoare annotation was computed. [2018-09-20 13:45:22,578 INFO L426 ceAbstractionStarter]: For program point L962-5(line 962) no Hoare annotation was computed. [2018-09-20 13:45:22,578 INFO L426 ceAbstractionStarter]: For program point L962-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,578 INFO L426 ceAbstractionStarter]: For program point mainErr3ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2018-09-20 13:45:22,578 INFO L426 ceAbstractionStarter]: For program point mainErr31ASSERT_VIOLATIONERROR_FUNCTION(line 1002) no Hoare annotation was computed. [2018-09-20 13:45:22,578 INFO L426 ceAbstractionStarter]: For program point mainErr34ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2018-09-20 13:45:22,578 INFO L426 ceAbstractionStarter]: For program point L997(line 997) no Hoare annotation was computed. [2018-09-20 13:45:22,578 INFO L426 ceAbstractionStarter]: For program point L964-1(line 964) no Hoare annotation was computed. [2018-09-20 13:45:22,578 INFO L426 ceAbstractionStarter]: For program point L997-2(line 997) no Hoare annotation was computed. [2018-09-20 13:45:22,578 INFO L426 ceAbstractionStarter]: For program point L964-3(line 964) no Hoare annotation was computed. [2018-09-20 13:45:22,584 INFO L426 ceAbstractionStarter]: For program point L997-4(line 997) no Hoare annotation was computed. [2018-09-20 13:45:22,584 INFO L426 ceAbstractionStarter]: For program point L964-4(line 964) no Hoare annotation was computed. [2018-09-20 13:45:22,584 INFO L426 ceAbstractionStarter]: For program point L997-5(line 997) no Hoare annotation was computed. [2018-09-20 13:45:22,584 INFO L426 ceAbstractionStarter]: For program point L964-5(line 964) no Hoare annotation was computed. [2018-09-20 13:45:22,584 INFO L426 ceAbstractionStarter]: For program point mainErr17ASSERT_VIOLATIONERROR_FUNCTION(line 984) no Hoare annotation was computed. [2018-09-20 13:45:22,584 INFO L426 ceAbstractionStarter]: For program point L997-6(line 997) no Hoare annotation was computed. [2018-09-20 13:45:22,584 INFO L426 ceAbstractionStarter]: For program point L964-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,584 INFO L426 ceAbstractionStarter]: For program point L997-8(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,584 INFO L426 ceAbstractionStarter]: For program point mainErr24ASSERT_VIOLATIONERROR_FUNCTION(line 993) no Hoare annotation was computed. [2018-09-20 13:45:22,584 INFO L426 ceAbstractionStarter]: For program point L998(line 998) no Hoare annotation was computed. [2018-09-20 13:45:22,585 INFO L426 ceAbstractionStarter]: For program point L965-1(line 965) no Hoare annotation was computed. [2018-09-20 13:45:22,585 INFO L426 ceAbstractionStarter]: For program point L998-2(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,585 INFO L426 ceAbstractionStarter]: For program point L965-3(line 965) no Hoare annotation was computed. [2018-09-20 13:45:22,585 INFO L426 ceAbstractionStarter]: For program point L965-4(line 965) no Hoare annotation was computed. [2018-09-20 13:45:22,585 INFO L426 ceAbstractionStarter]: For program point L965-5(line 965) no Hoare annotation was computed. [2018-09-20 13:45:22,585 INFO L426 ceAbstractionStarter]: For program point L965-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,585 INFO L426 ceAbstractionStarter]: For program point L999(line 999) no Hoare annotation was computed. [2018-09-20 13:45:22,585 INFO L426 ceAbstractionStarter]: For program point L999-2(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,585 INFO L426 ceAbstractionStarter]: For program point mainErr33ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2018-09-20 13:45:22,585 INFO L426 ceAbstractionStarter]: For program point L1000-1(line 1000) no Hoare annotation was computed. [2018-09-20 13:45:22,586 INFO L426 ceAbstractionStarter]: For program point L1000-3(line 1000) no Hoare annotation was computed. [2018-09-20 13:45:22,586 INFO L426 ceAbstractionStarter]: For program point L1000-4(line 1000) no Hoare annotation was computed. [2018-09-20 13:45:22,586 INFO L426 ceAbstractionStarter]: For program point L1000-5(line 1000) no Hoare annotation was computed. [2018-09-20 13:45:22,586 INFO L426 ceAbstractionStarter]: For program point L1000-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,586 INFO L426 ceAbstractionStarter]: For program point mainErr19ASSERT_VIOLATIONERROR_FUNCTION(line 986) no Hoare annotation was computed. [2018-09-20 13:45:22,586 INFO L426 ceAbstractionStarter]: For program point L1001-1(line 1001) no Hoare annotation was computed. [2018-09-20 13:45:22,586 INFO L426 ceAbstractionStarter]: For program point L968-1(line 968) no Hoare annotation was computed. [2018-09-20 13:45:22,586 INFO L426 ceAbstractionStarter]: For program point mainErr29ASSERT_VIOLATIONERROR_FUNCTION(line 1000) no Hoare annotation was computed. [2018-09-20 13:45:22,586 INFO L426 ceAbstractionStarter]: For program point L1001-3(line 1001) no Hoare annotation was computed. [2018-09-20 13:45:22,590 INFO L426 ceAbstractionStarter]: For program point L968-3(line 968) no Hoare annotation was computed. [2018-09-20 13:45:22,591 INFO L426 ceAbstractionStarter]: For program point L1001-4(line 1001) no Hoare annotation was computed. [2018-09-20 13:45:22,591 INFO L426 ceAbstractionStarter]: For program point L968-4(line 968) no Hoare annotation was computed. [2018-09-20 13:45:22,591 INFO L426 ceAbstractionStarter]: For program point L1001-5(line 1001) no Hoare annotation was computed. [2018-09-20 13:45:22,591 INFO L426 ceAbstractionStarter]: For program point L968-5(line 968) no Hoare annotation was computed. [2018-09-20 13:45:22,591 INFO L426 ceAbstractionStarter]: For program point L1001-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,591 INFO L426 ceAbstractionStarter]: For program point L968-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,591 INFO L426 ceAbstractionStarter]: For program point mainErr15ASSERT_VIOLATIONERROR_FUNCTION(line 982) no Hoare annotation was computed. [2018-09-20 13:45:22,591 INFO L426 ceAbstractionStarter]: For program point L1002(line 1002) no Hoare annotation was computed. [2018-09-20 13:45:22,591 INFO L426 ceAbstractionStarter]: For program point L969-1(line 969) no Hoare annotation was computed. [2018-09-20 13:45:22,591 INFO L426 ceAbstractionStarter]: For program point L1002-2(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,591 INFO L426 ceAbstractionStarter]: For program point L969-3(line 969) no Hoare annotation was computed. [2018-09-20 13:45:22,592 INFO L426 ceAbstractionStarter]: For program point L969-4(line 969) no Hoare annotation was computed. [2018-09-20 13:45:22,592 INFO L426 ceAbstractionStarter]: For program point L969-5(line 969) no Hoare annotation was computed. [2018-09-20 13:45:22,592 INFO L426 ceAbstractionStarter]: For program point L969-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,592 INFO L426 ceAbstractionStarter]: For program point L970(line 970) no Hoare annotation was computed. [2018-09-20 13:45:22,592 INFO L426 ceAbstractionStarter]: For program point L1003-1(line 1003) no Hoare annotation was computed. [2018-09-20 13:45:22,592 INFO L426 ceAbstractionStarter]: For program point mainErr20ASSERT_VIOLATIONERROR_FUNCTION(line 987) no Hoare annotation was computed. [2018-09-20 13:45:22,593 INFO L426 ceAbstractionStarter]: For program point L970-2(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,593 INFO L426 ceAbstractionStarter]: For program point L1003-3(line 1003) no Hoare annotation was computed. [2018-09-20 13:45:22,594 INFO L426 ceAbstractionStarter]: For program point L1003-4(line 1003) no Hoare annotation was computed. [2018-09-20 13:45:22,594 INFO L426 ceAbstractionStarter]: For program point L1003-5(line 1003) no Hoare annotation was computed. [2018-09-20 13:45:22,594 INFO L426 ceAbstractionStarter]: For program point L1003-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,594 INFO L426 ceAbstractionStarter]: For program point mainErr27ASSERT_VIOLATIONERROR_FUNCTION(line 998) no Hoare annotation was computed. [2018-09-20 13:45:22,594 INFO L426 ceAbstractionStarter]: For program point mainErr21ASSERT_VIOLATIONERROR_FUNCTION(line 988) no Hoare annotation was computed. [2018-09-20 13:45:22,594 INFO L426 ceAbstractionStarter]: For program point L1004-1(line 1004) no Hoare annotation was computed. [2018-09-20 13:45:22,594 INFO L426 ceAbstractionStarter]: For program point L971-1(line 971) no Hoare annotation was computed. [2018-09-20 13:45:22,594 INFO L426 ceAbstractionStarter]: For program point L1004-3(line 1004) no Hoare annotation was computed. [2018-09-20 13:45:22,594 INFO L426 ceAbstractionStarter]: For program point L971-3(line 971) no Hoare annotation was computed. [2018-09-20 13:45:22,594 INFO L426 ceAbstractionStarter]: For program point L1004-4(line 1004) no Hoare annotation was computed. [2018-09-20 13:45:22,594 INFO L426 ceAbstractionStarter]: For program point L971-4(line 971) no Hoare annotation was computed. [2018-09-20 13:45:22,594 INFO L426 ceAbstractionStarter]: For program point L1004-5(line 1004) no Hoare annotation was computed. [2018-09-20 13:45:22,595 INFO L426 ceAbstractionStarter]: For program point L971-5(line 971) no Hoare annotation was computed. [2018-09-20 13:45:22,595 INFO L426 ceAbstractionStarter]: For program point L1004-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,595 INFO L426 ceAbstractionStarter]: For program point L971-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,595 INFO L426 ceAbstractionStarter]: For program point L1005-1(line 1005) no Hoare annotation was computed. [2018-09-20 13:45:22,595 INFO L426 ceAbstractionStarter]: For program point L972-1(line 972) no Hoare annotation was computed. [2018-09-20 13:45:22,595 INFO L426 ceAbstractionStarter]: For program point L1005-3(line 1005) no Hoare annotation was computed. [2018-09-20 13:45:22,595 INFO L426 ceAbstractionStarter]: For program point L972-3(line 972) no Hoare annotation was computed. [2018-09-20 13:45:22,595 INFO L426 ceAbstractionStarter]: For program point L1005-4(line 1005) no Hoare annotation was computed. [2018-09-20 13:45:22,595 INFO L426 ceAbstractionStarter]: For program point L972-4(line 972) no Hoare annotation was computed. [2018-09-20 13:45:22,595 INFO L426 ceAbstractionStarter]: For program point L1005-5(line 1005) no Hoare annotation was computed. [2018-09-20 13:45:22,600 INFO L426 ceAbstractionStarter]: For program point L972-5(line 972) no Hoare annotation was computed. [2018-09-20 13:45:22,600 INFO L426 ceAbstractionStarter]: For program point L1005-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,600 INFO L426 ceAbstractionStarter]: For program point L972-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,600 INFO L426 ceAbstractionStarter]: For program point L1006-1(line 1006) no Hoare annotation was computed. [2018-09-20 13:45:22,600 INFO L426 ceAbstractionStarter]: For program point L1006-3(line 1006) no Hoare annotation was computed. [2018-09-20 13:45:22,600 INFO L426 ceAbstractionStarter]: For program point L1006-4(line 1006) no Hoare annotation was computed. [2018-09-20 13:45:22,600 INFO L426 ceAbstractionStarter]: For program point L1006-5(line 1006) no Hoare annotation was computed. [2018-09-20 13:45:22,600 INFO L426 ceAbstractionStarter]: For program point L1006-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,600 INFO L426 ceAbstractionStarter]: For program point mainErr11ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2018-09-20 13:45:22,600 INFO L426 ceAbstractionStarter]: For program point L1007-1(line 1007) no Hoare annotation was computed. [2018-09-20 13:45:22,601 INFO L426 ceAbstractionStarter]: For program point L1007-3(line 1007) no Hoare annotation was computed. [2018-09-20 13:45:22,601 INFO L426 ceAbstractionStarter]: For program point L1007-4(line 1007) no Hoare annotation was computed. [2018-09-20 13:45:22,601 INFO L426 ceAbstractionStarter]: For program point L1007-5(line 1007) no Hoare annotation was computed. [2018-09-20 13:45:22,601 INFO L426 ceAbstractionStarter]: For program point L1007-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,601 INFO L426 ceAbstractionStarter]: For program point L1008-1(line 1008) no Hoare annotation was computed. [2018-09-20 13:45:22,601 INFO L426 ceAbstractionStarter]: For program point L975-1(line 975) no Hoare annotation was computed. [2018-09-20 13:45:22,601 INFO L426 ceAbstractionStarter]: For program point L1008-3(line 1008) no Hoare annotation was computed. [2018-09-20 13:45:22,601 INFO L426 ceAbstractionStarter]: For program point L975-3(line 975) no Hoare annotation was computed. [2018-09-20 13:45:22,601 INFO L426 ceAbstractionStarter]: For program point L1008-4(line 1008) no Hoare annotation was computed. [2018-09-20 13:45:22,601 INFO L426 ceAbstractionStarter]: For program point L975-4(line 975) no Hoare annotation was computed. [2018-09-20 13:45:22,601 INFO L426 ceAbstractionStarter]: For program point L1008-5(line 1008) no Hoare annotation was computed. [2018-09-20 13:45:22,602 INFO L426 ceAbstractionStarter]: For program point L975-5(line 975) no Hoare annotation was computed. [2018-09-20 13:45:22,602 INFO L426 ceAbstractionStarter]: For program point L1008-7(lines 952 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,603 INFO L426 ceAbstractionStarter]: For program point L975-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,603 INFO L426 ceAbstractionStarter]: For program point L976-1(line 976) no Hoare annotation was computed. [2018-09-20 13:45:22,603 INFO L426 ceAbstractionStarter]: For program point L976-3(line 976) no Hoare annotation was computed. [2018-09-20 13:45:22,603 INFO L426 ceAbstractionStarter]: For program point L976-4(line 976) no Hoare annotation was computed. [2018-09-20 13:45:22,603 INFO L426 ceAbstractionStarter]: For program point L976-5(line 976) no Hoare annotation was computed. [2018-09-20 13:45:22,603 INFO L426 ceAbstractionStarter]: For program point L976-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,603 INFO L426 ceAbstractionStarter]: For program point mainErr28ASSERT_VIOLATIONERROR_FUNCTION(line 999) no Hoare annotation was computed. [2018-09-20 13:45:22,603 INFO L426 ceAbstractionStarter]: For program point L977(line 977) no Hoare annotation was computed. [2018-09-20 13:45:22,603 INFO L426 ceAbstractionStarter]: For program point L977-2(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,603 INFO L426 ceAbstractionStarter]: For program point mainErr10ASSERT_VIOLATIONERROR_FUNCTION(line 975) no Hoare annotation was computed. [2018-09-20 13:45:22,603 INFO L426 ceAbstractionStarter]: For program point L978-1(line 978) no Hoare annotation was computed. [2018-09-20 13:45:22,603 INFO L426 ceAbstractionStarter]: For program point L978-3(line 978) no Hoare annotation was computed. [2018-09-20 13:45:22,603 INFO L426 ceAbstractionStarter]: For program point L978-4(line 978) no Hoare annotation was computed. [2018-09-20 13:45:22,604 INFO L426 ceAbstractionStarter]: For program point L978-5(line 978) no Hoare annotation was computed. [2018-09-20 13:45:22,604 INFO L426 ceAbstractionStarter]: For program point L978-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,604 INFO L426 ceAbstractionStarter]: For program point mainErr14ASSERT_VIOLATIONERROR_FUNCTION(line 979) no Hoare annotation was computed. [2018-09-20 13:45:22,604 INFO L426 ceAbstractionStarter]: For program point L979-1(line 979) no Hoare annotation was computed. [2018-09-20 13:45:22,604 INFO L426 ceAbstractionStarter]: For program point L979-3(line 979) no Hoare annotation was computed. [2018-09-20 13:45:22,604 INFO L426 ceAbstractionStarter]: For program point mainErr7ASSERT_VIOLATIONERROR_FUNCTION(line 970) no Hoare annotation was computed. [2018-09-20 13:45:22,604 INFO L426 ceAbstractionStarter]: For program point L979-4(line 979) no Hoare annotation was computed. [2018-09-20 13:45:22,604 INFO L426 ceAbstractionStarter]: For program point L979-5(line 979) no Hoare annotation was computed. [2018-09-20 13:45:22,604 INFO L426 ceAbstractionStarter]: For program point L979-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,608 INFO L426 ceAbstractionStarter]: For program point mainErr5ASSERT_VIOLATIONERROR_FUNCTION(line 968) no Hoare annotation was computed. [2018-09-20 13:45:22,609 INFO L426 ceAbstractionStarter]: For program point mainErr23ASSERT_VIOLATIONERROR_FUNCTION(line 990) no Hoare annotation was computed. [2018-09-20 13:45:22,609 INFO L426 ceAbstractionStarter]: For program point mainErr36ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2018-09-20 13:45:22,609 INFO L426 ceAbstractionStarter]: For program point mainErr13ASSERT_VIOLATIONERROR_FUNCTION(line 978) no Hoare annotation was computed. [2018-09-20 13:45:22,609 INFO L426 ceAbstractionStarter]: For program point L982-1(line 982) no Hoare annotation was computed. [2018-09-20 13:45:22,609 INFO L426 ceAbstractionStarter]: For program point mainErr4ASSERT_VIOLATIONERROR_FUNCTION(line 965) no Hoare annotation was computed. [2018-09-20 13:45:22,609 INFO L426 ceAbstractionStarter]: For program point L982-3(line 982) no Hoare annotation was computed. [2018-09-20 13:45:22,609 INFO L426 ceAbstractionStarter]: For program point L982-4(line 982) no Hoare annotation was computed. [2018-09-20 13:45:22,609 INFO L426 ceAbstractionStarter]: For program point L982-5(line 982) no Hoare annotation was computed. [2018-09-20 13:45:22,609 INFO L426 ceAbstractionStarter]: For program point L982-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,609 INFO L426 ceAbstractionStarter]: For program point mainErr2ASSERT_VIOLATIONERROR_FUNCTION(line 962) no Hoare annotation was computed. [2018-09-20 13:45:22,609 INFO L426 ceAbstractionStarter]: For program point L983-1(line 983) no Hoare annotation was computed. [2018-09-20 13:45:22,610 INFO L426 ceAbstractionStarter]: For program point L983-3(line 983) no Hoare annotation was computed. [2018-09-20 13:45:22,610 INFO L426 ceAbstractionStarter]: For program point L983-4(line 983) no Hoare annotation was computed. [2018-09-20 13:45:22,610 INFO L426 ceAbstractionStarter]: For program point L983-5(line 983) no Hoare annotation was computed. [2018-09-20 13:45:22,610 INFO L426 ceAbstractionStarter]: For program point L983-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,610 INFO L426 ceAbstractionStarter]: For program point mainErr16ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2018-09-20 13:45:22,610 INFO L426 ceAbstractionStarter]: For program point L984(line 984) no Hoare annotation was computed. [2018-09-20 13:45:22,610 INFO L426 ceAbstractionStarter]: For program point L984-2(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,610 INFO L426 ceAbstractionStarter]: For program point L985(line 985) no Hoare annotation was computed. [2018-09-20 13:45:22,610 INFO L426 ceAbstractionStarter]: For program point L985-2(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,610 INFO L426 ceAbstractionStarter]: For program point mainErr25ASSERT_VIOLATIONERROR_FUNCTION(line 994) no Hoare annotation was computed. [2018-09-20 13:45:22,610 INFO L426 ceAbstractionStarter]: For program point L986-1(line 986) no Hoare annotation was computed. [2018-09-20 13:45:22,610 INFO L426 ceAbstractionStarter]: For program point L986-3(line 986) no Hoare annotation was computed. [2018-09-20 13:45:22,610 INFO L426 ceAbstractionStarter]: For program point L986-4(line 986) no Hoare annotation was computed. [2018-09-20 13:45:22,611 INFO L426 ceAbstractionStarter]: For program point L986-5(line 986) no Hoare annotation was computed. [2018-09-20 13:45:22,611 INFO L426 ceAbstractionStarter]: For program point L986-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,611 INFO L426 ceAbstractionStarter]: For program point L987-1(line 987) no Hoare annotation was computed. [2018-09-20 13:45:22,611 INFO L426 ceAbstractionStarter]: For program point L987-3(line 987) no Hoare annotation was computed. [2018-09-20 13:45:22,611 INFO L426 ceAbstractionStarter]: For program point L987-4(line 987) no Hoare annotation was computed. [2018-09-20 13:45:22,611 INFO L426 ceAbstractionStarter]: For program point L987-5(line 987) no Hoare annotation was computed. [2018-09-20 13:45:22,611 INFO L426 ceAbstractionStarter]: For program point L987-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,611 INFO L426 ceAbstractionStarter]: For program point mainErr32ASSERT_VIOLATIONERROR_FUNCTION(line 1003) no Hoare annotation was computed. [2018-09-20 13:45:22,611 INFO L426 ceAbstractionStarter]: For program point mainErr30ASSERT_VIOLATIONERROR_FUNCTION(line 1001) no Hoare annotation was computed. [2018-09-20 13:45:22,614 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 952 1011) the Hoare annotation is: true [2018-09-20 13:45:22,615 INFO L426 ceAbstractionStarter]: For program point L988-1(line 988) no Hoare annotation was computed. [2018-09-20 13:45:22,615 INFO L426 ceAbstractionStarter]: For program point L988-3(line 988) no Hoare annotation was computed. [2018-09-20 13:45:22,615 INFO L426 ceAbstractionStarter]: For program point L988-4(line 988) no Hoare annotation was computed. [2018-09-20 13:45:22,615 INFO L426 ceAbstractionStarter]: For program point L988-5(line 988) no Hoare annotation was computed. [2018-09-20 13:45:22,615 INFO L426 ceAbstractionStarter]: For program point L988-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,615 INFO L426 ceAbstractionStarter]: For program point mainErr18ASSERT_VIOLATIONERROR_FUNCTION(line 985) no Hoare annotation was computed. [2018-09-20 13:45:22,615 INFO L426 ceAbstractionStarter]: For program point L989-1(line 989) no Hoare annotation was computed. [2018-09-20 13:45:22,615 INFO L426 ceAbstractionStarter]: For program point L989-3(line 989) no Hoare annotation was computed. [2018-09-20 13:45:22,615 INFO L426 ceAbstractionStarter]: For program point L989-4(line 989) no Hoare annotation was computed. [2018-09-20 13:45:22,615 INFO L426 ceAbstractionStarter]: For program point L989-5(line 989) no Hoare annotation was computed. [2018-09-20 13:45:22,615 INFO L426 ceAbstractionStarter]: For program point L989-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,616 INFO L426 ceAbstractionStarter]: For program point mainErr8ASSERT_VIOLATIONERROR_FUNCTION(line 971) no Hoare annotation was computed. [2018-09-20 13:45:22,616 INFO L426 ceAbstractionStarter]: For program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 961) no Hoare annotation was computed. [2018-09-20 13:45:22,616 INFO L426 ceAbstractionStarter]: For program point mainErr37ASSERT_VIOLATIONERROR_FUNCTION(line 1008) no Hoare annotation was computed. [2018-09-20 13:45:22,616 INFO L426 ceAbstractionStarter]: For program point L990-1(line 990) no Hoare annotation was computed. [2018-09-20 13:45:22,616 INFO L426 ceAbstractionStarter]: For program point L990-3(line 990) no Hoare annotation was computed. [2018-09-20 13:45:22,616 INFO L426 ceAbstractionStarter]: For program point L990-4(line 990) no Hoare annotation was computed. [2018-09-20 13:45:22,616 INFO L426 ceAbstractionStarter]: For program point L990-5(line 990) no Hoare annotation was computed. [2018-09-20 13:45:22,616 INFO L426 ceAbstractionStarter]: For program point L990-7(lines 953 1011) no Hoare annotation was computed. [2018-09-20 13:45:22,616 INFO L426 ceAbstractionStarter]: For program point mainErr9ASSERT_VIOLATIONERROR_FUNCTION(line 972) no Hoare annotation was computed. [2018-09-20 13:45:22,616 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 960) no Hoare annotation was computed. [2018-09-20 13:45:22,619 INFO L426 ceAbstractionStarter]: For program point mainErr26ASSERT_VIOLATIONERROR_FUNCTION(line 997) no Hoare annotation was computed. [2018-09-20 13:45:22,619 INFO L426 ceAbstractionStarter]: For program point mainErr35ASSERT_VIOLATIONERROR_FUNCTION(line 1006) no Hoare annotation was computed. [2018-09-20 13:45:22,619 INFO L426 ceAbstractionStarter]: For program point mainErr6ASSERT_VIOLATIONERROR_FUNCTION(line 969) no Hoare annotation was computed. [2018-09-20 13:45:22,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:45:22 BoogieIcfgContainer [2018-09-20 13:45:22,636 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 13:45:22,636 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 13:45:22,636 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 13:45:22,637 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 13:45:22,637 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:44:59" (3/4) ... [2018-09-20 13:45:22,650 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 13:45:22,670 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 13:45:22,671 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 13:45:22,719 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-09-20 13:45:22,720 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-09-20 13:45:22,724 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-09-20 13:45:23,047 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 13:45:23,048 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 13:45:23,050 INFO L168 Benchmark]: Toolchain (without parser) took 26591.39 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 284.7 MB). Free memory was 950.5 MB in the beginning and 1.1 GB in the end (delta: -188.5 MB). Peak memory consumption was 96.2 MB. Max. memory is 11.5 GB. [2018-09-20 13:45:23,051 INFO L168 Benchmark]: CDTParser took 0.21 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. [2018-09-20 13:45:23,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 963.78 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 814.8 MB in the end (delta: 135.7 MB). Peak memory consumption was 135.7 MB. Max. memory is 11.5 GB. [2018-09-20 13:45:23,053 INFO L168 Benchmark]: Boogie Preprocessor took 116.35 ms. Allocated memory is still 1.0 GB. Free memory was 814.8 MB in the beginning and 809.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-20 13:45:23,054 INFO L168 Benchmark]: RCFGBuilder took 2374.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 809.5 MB in the beginning and 1.0 GB in the end (delta: -201.6 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-09-20 13:45:23,054 INFO L168 Benchmark]: TraceAbstraction took 22715.57 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 167.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -152.4 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-09-20 13:45:23,058 INFO L168 Benchmark]: Witness Printer took 412.20 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: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2018-09-20 13:45:23,062 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 963.78 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 814.8 MB in the end (delta: 135.7 MB). Peak memory consumption was 135.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 116.35 ms. Allocated memory is still 1.0 GB. Free memory was 814.8 MB in the beginning and 809.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2374.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 809.5 MB in the beginning and 1.0 GB in the end (delta: -201.6 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 22715.57 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 167.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -152.4 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * Witness Printer took 412.20 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: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1004]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 986]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 961]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 978]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1005]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 960]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 962]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 993]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 997]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1003]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1006]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 989]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 998]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 983]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 970]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 968]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 988]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 994]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1007]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 979]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1001]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 969]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1002]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 972]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 977]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 976]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 971]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1000]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 965]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 975]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 987]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 999]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 985]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 982]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 984]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 990]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1008]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 38 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 217 locations, 38 error locations. SAFE Result, 22.6s OverallTime, 31 OverallIterations, 1 TraceHistogramMax, 1.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4966 SDtfs, 81 SDslu, 9617 SDs, 0 SdLazy, 119 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2160 GetRequests, 2069 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=217occurred 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: 0.2s AutomataMinimizationTime, 31 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 4 NumberOfFragments, 4 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 14.5s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 2161 NumberOfCodeBlocks, 2161 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 2130 ConstructedInterpolants, 0 QuantifiedInterpolants, 201058 SizeOfPredicates, 34 NumberOfNonLiveVariables, 2347 ConjunctsInSsa, 92 ConjunctsInUnsatCore, 31 InterpolantComputations, 31 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...