./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 873a52cd9da07923b033dc81bcbee63b58583ce3 ............................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 873a52cd9da07923b033dc81bcbee63b58583ce3 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:58:14,884 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:58:14,885 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:58:14,891 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:58:14,891 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:58:14,892 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:58:14,892 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:58:14,893 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:58:14,894 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:58:14,895 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:58:14,895 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:58:14,895 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:58:14,896 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:58:14,897 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:58:14,898 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:58:14,898 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:58:14,899 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:58:14,900 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:58:14,901 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:58:14,902 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:58:14,903 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:58:14,903 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:58:14,905 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:58:14,905 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:58:14,905 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:58:14,905 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:58:14,906 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:58:14,906 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:58:14,907 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:58:14,908 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:58:14,908 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:58:14,908 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:58:14,908 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:58:14,909 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:58:14,909 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:58:14,910 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:58:14,910 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 05:58:14,917 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:58:14,917 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:58:14,918 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:58:14,918 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:58:14,918 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:58:14,918 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:58:14,918 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 05:58:14,919 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:58:14,919 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:58:14,919 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:58:14,919 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:58:14,919 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:58:14,919 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:58:14,919 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:58:14,919 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:58:14,920 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:58:14,920 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:58:14,920 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:58:14,920 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:58:14,920 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:58:14,920 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:58:14,920 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:58:14,921 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:58:14,921 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:58:14,921 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:58:14,921 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:58:14,921 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 05:58:14,921 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:58:14,921 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:58:14,922 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 873a52cd9da07923b033dc81bcbee63b58583ce3 [2018-11-10 05:58:14,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:58:14,953 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:58:14,956 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:58:14,957 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:58:14,957 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:58:14,958 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2018-11-10 05:58:15,002 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/data/98a0f54c2/bf30bc953d9848f2acd79413a4350b12/FLAG583f79cb6 [2018-11-10 05:58:15,483 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:58:15,484 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2018-11-10 05:58:15,494 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/data/98a0f54c2/bf30bc953d9848f2acd79413a4350b12/FLAG583f79cb6 [2018-11-10 05:58:15,504 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/data/98a0f54c2/bf30bc953d9848f2acd79413a4350b12 [2018-11-10 05:58:15,506 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:58:15,507 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 05:58:15,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:58:15,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:58:15,510 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:58:15,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:58:15" (1/1) ... [2018-11-10 05:58:15,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2897fbe8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:58:15, skipping insertion in model container [2018-11-10 05:58:15,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:58:15" (1/1) ... [2018-11-10 05:58:15,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:58:15,554 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:58:15,857 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:838) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1349) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:995) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2169) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:662) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2169) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2169) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2169) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1511) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:364) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2119) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:537) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:188) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:58:15,859 INFO L168 Benchmark]: Toolchain (without parser) took 352.91 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 942.9 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:58:15,861 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:58:15,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.36 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 942.9 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:58:15,863 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 351.36 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 942.9 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 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:838) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:58:17,062 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:58:17,064 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:58:17,071 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:58:17,071 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:58:17,072 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:58:17,073 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:58:17,074 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:58:17,075 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:58:17,076 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:58:17,076 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:58:17,077 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:58:17,078 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:58:17,078 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:58:17,079 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:58:17,080 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:58:17,080 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:58:17,081 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:58:17,083 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:58:17,084 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:58:17,085 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:58:17,087 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:58:17,088 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:58:17,088 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:58:17,089 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:58:17,089 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:58:17,090 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:58:17,091 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:58:17,092 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:58:17,092 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:58:17,092 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:58:17,093 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:58:17,093 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:58:17,093 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:58:17,094 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:58:17,095 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:58:17,095 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-10 05:58:17,105 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:58:17,105 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:58:17,106 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:58:17,106 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:58:17,107 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:58:17,107 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:58:17,107 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 05:58:17,107 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:58:17,107 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:58:17,107 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:58:17,108 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:58:17,108 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:58:17,108 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:58:17,108 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:58:17,108 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:58:17,108 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:58:17,108 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:58:17,108 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:58:17,109 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:58:17,109 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:58:17,109 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:58:17,109 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:58:17,109 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:58:17,109 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:58:17,109 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:58:17,110 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:58:17,110 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:58:17,110 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-10 05:58:17,110 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:58:17,110 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:58:17,110 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:58:17,110 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 873a52cd9da07923b033dc81bcbee63b58583ce3 [2018-11-10 05:58:17,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:58:17,146 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:58:17,148 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:58:17,149 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:58:17,149 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:58:17,150 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2018-11-10 05:58:17,185 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/data/9bb6b3ae8/eded2524f0ea416f8f93c57e8ea8f2a9/FLAG02439d8c4 [2018-11-10 05:58:17,648 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:58:17,649 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2018-11-10 05:58:17,659 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/data/9bb6b3ae8/eded2524f0ea416f8f93c57e8ea8f2a9/FLAG02439d8c4 [2018-11-10 05:58:17,671 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/data/9bb6b3ae8/eded2524f0ea416f8f93c57e8ea8f2a9 [2018-11-10 05:58:17,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:58:17,674 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 05:58:17,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:58:17,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:58:17,677 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:58:17,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:58:17" (1/1) ... [2018-11-10 05:58:17,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2cbe5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:58:17, skipping insertion in model container [2018-11-10 05:58:17,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:58:17" (1/1) ... [2018-11-10 05:58:17,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:58:17,719 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:58:18,085 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:58:18,089 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:58:18,150 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:58:18,321 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:58:18,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:58:18 WrapperNode [2018-11-10 05:58:18,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:58:18,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:58:18,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:58:18,322 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:58:18,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:58:18" (1/1) ... [2018-11-10 05:58:18,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:58:18" (1/1) ... [2018-11-10 05:58:18,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:58:18" (1/1) ... [2018-11-10 05:58:18,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:58:18" (1/1) ... [2018-11-10 05:58:18,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:58:18" (1/1) ... [2018-11-10 05:58:18,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:58:18" (1/1) ... [2018-11-10 05:58:18,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:58:18" (1/1) ... [2018-11-10 05:58:18,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:58:18,441 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:58:18,441 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:58:18,441 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:58:18,442 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:58:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:58:18,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:58:18,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:58:18,482 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:58:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 05:58:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-10 05:58:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure acos [2018-11-10 05:58:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure __acos [2018-11-10 05:58:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure asin [2018-11-10 05:58:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure __asin [2018-11-10 05:58:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure atan [2018-11-10 05:58:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure __atan [2018-11-10 05:58:18,483 INFO L130 BoogieDeclarations]: Found specification of procedure atan2 [2018-11-10 05:58:18,483 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2 [2018-11-10 05:58:18,483 INFO L130 BoogieDeclarations]: Found specification of procedure cos [2018-11-10 05:58:18,483 INFO L130 BoogieDeclarations]: Found specification of procedure __cos [2018-11-10 05:58:18,483 INFO L130 BoogieDeclarations]: Found specification of procedure sin [2018-11-10 05:58:18,483 INFO L130 BoogieDeclarations]: Found specification of procedure __sin [2018-11-10 05:58:18,483 INFO L130 BoogieDeclarations]: Found specification of procedure tan [2018-11-10 05:58:18,483 INFO L130 BoogieDeclarations]: Found specification of procedure __tan [2018-11-10 05:58:18,483 INFO L130 BoogieDeclarations]: Found specification of procedure cosh [2018-11-10 05:58:18,484 INFO L130 BoogieDeclarations]: Found specification of procedure __cosh [2018-11-10 05:58:18,484 INFO L130 BoogieDeclarations]: Found specification of procedure sinh [2018-11-10 05:58:18,484 INFO L130 BoogieDeclarations]: Found specification of procedure __sinh [2018-11-10 05:58:18,484 INFO L130 BoogieDeclarations]: Found specification of procedure tanh [2018-11-10 05:58:18,484 INFO L130 BoogieDeclarations]: Found specification of procedure __tanh [2018-11-10 05:58:18,484 INFO L130 BoogieDeclarations]: Found specification of procedure acosh [2018-11-10 05:58:18,484 INFO L130 BoogieDeclarations]: Found specification of procedure __acosh [2018-11-10 05:58:18,484 INFO L130 BoogieDeclarations]: Found specification of procedure asinh [2018-11-10 05:58:18,484 INFO L130 BoogieDeclarations]: Found specification of procedure __asinh [2018-11-10 05:58:18,484 INFO L130 BoogieDeclarations]: Found specification of procedure atanh [2018-11-10 05:58:18,485 INFO L130 BoogieDeclarations]: Found specification of procedure __atanh [2018-11-10 05:58:18,485 INFO L130 BoogieDeclarations]: Found specification of procedure exp [2018-11-10 05:58:18,485 INFO L130 BoogieDeclarations]: Found specification of procedure __exp [2018-11-10 05:58:18,485 INFO L130 BoogieDeclarations]: Found specification of procedure frexp [2018-11-10 05:58:18,485 INFO L130 BoogieDeclarations]: Found specification of procedure __frexp [2018-11-10 05:58:18,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldexp [2018-11-10 05:58:18,485 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexp [2018-11-10 05:58:18,485 INFO L130 BoogieDeclarations]: Found specification of procedure log [2018-11-10 05:58:18,485 INFO L130 BoogieDeclarations]: Found specification of procedure __log [2018-11-10 05:58:18,485 INFO L130 BoogieDeclarations]: Found specification of procedure log10 [2018-11-10 05:58:18,485 INFO L130 BoogieDeclarations]: Found specification of procedure __log10 [2018-11-10 05:58:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure modf [2018-11-10 05:58:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure __modf [2018-11-10 05:58:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure expm1 [2018-11-10 05:58:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1 [2018-11-10 05:58:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure log1p [2018-11-10 05:58:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure __log1p [2018-11-10 05:58:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure logb [2018-11-10 05:58:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure __logb [2018-11-10 05:58:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure exp2 [2018-11-10 05:58:18,486 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2 [2018-11-10 05:58:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure log2 [2018-11-10 05:58:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure __log2 [2018-11-10 05:58:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure pow [2018-11-10 05:58:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure __pow [2018-11-10 05:58:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure sqrt [2018-11-10 05:58:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrt [2018-11-10 05:58:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure hypot [2018-11-10 05:58:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure __hypot [2018-11-10 05:58:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure cbrt [2018-11-10 05:58:18,487 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrt [2018-11-10 05:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure ceil [2018-11-10 05:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure __ceil [2018-11-10 05:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2018-11-10 05:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure __fabs [2018-11-10 05:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure floor [2018-11-10 05:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure __floor [2018-11-10 05:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure fmod [2018-11-10 05:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure __fmod [2018-11-10 05:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure __isinf [2018-11-10 05:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure __finite [2018-11-10 05:58:18,488 INFO L130 BoogieDeclarations]: Found specification of procedure isinf [2018-11-10 05:58:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure finite [2018-11-10 05:58:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure drem [2018-11-10 05:58:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure __drem [2018-11-10 05:58:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure significand [2018-11-10 05:58:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure __significand [2018-11-10 05:58:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure copysign [2018-11-10 05:58:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure __copysign [2018-11-10 05:58:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure nan [2018-11-10 05:58:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure __nan [2018-11-10 05:58:18,489 INFO L130 BoogieDeclarations]: Found specification of procedure __isnan [2018-11-10 05:58:18,490 INFO L130 BoogieDeclarations]: Found specification of procedure isnan [2018-11-10 05:58:18,490 INFO L130 BoogieDeclarations]: Found specification of procedure j0 [2018-11-10 05:58:18,490 INFO L130 BoogieDeclarations]: Found specification of procedure __j0 [2018-11-10 05:58:18,490 INFO L130 BoogieDeclarations]: Found specification of procedure j1 [2018-11-10 05:58:18,490 INFO L130 BoogieDeclarations]: Found specification of procedure __j1 [2018-11-10 05:58:18,490 INFO L130 BoogieDeclarations]: Found specification of procedure jn [2018-11-10 05:58:18,490 INFO L130 BoogieDeclarations]: Found specification of procedure __jn [2018-11-10 05:58:18,490 INFO L130 BoogieDeclarations]: Found specification of procedure y0 [2018-11-10 05:58:18,490 INFO L130 BoogieDeclarations]: Found specification of procedure __y0 [2018-11-10 05:58:18,490 INFO L130 BoogieDeclarations]: Found specification of procedure y1 [2018-11-10 05:58:18,491 INFO L130 BoogieDeclarations]: Found specification of procedure __y1 [2018-11-10 05:58:18,491 INFO L130 BoogieDeclarations]: Found specification of procedure yn [2018-11-10 05:58:18,491 INFO L130 BoogieDeclarations]: Found specification of procedure __yn [2018-11-10 05:58:18,491 INFO L130 BoogieDeclarations]: Found specification of procedure erf [2018-11-10 05:58:18,491 INFO L130 BoogieDeclarations]: Found specification of procedure __erf [2018-11-10 05:58:18,491 INFO L130 BoogieDeclarations]: Found specification of procedure erfc [2018-11-10 05:58:18,491 INFO L130 BoogieDeclarations]: Found specification of procedure __erfc [2018-11-10 05:58:18,491 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma [2018-11-10 05:58:18,491 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma [2018-11-10 05:58:18,491 INFO L130 BoogieDeclarations]: Found specification of procedure tgamma [2018-11-10 05:58:18,492 INFO L130 BoogieDeclarations]: Found specification of procedure __tgamma [2018-11-10 05:58:18,492 INFO L130 BoogieDeclarations]: Found specification of procedure gamma [2018-11-10 05:58:18,492 INFO L130 BoogieDeclarations]: Found specification of procedure __gamma [2018-11-10 05:58:18,492 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma_r [2018-11-10 05:58:18,492 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma_r [2018-11-10 05:58:18,492 INFO L130 BoogieDeclarations]: Found specification of procedure rint [2018-11-10 05:58:18,492 INFO L130 BoogieDeclarations]: Found specification of procedure __rint [2018-11-10 05:58:18,492 INFO L130 BoogieDeclarations]: Found specification of procedure nextafter [2018-11-10 05:58:18,492 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafter [2018-11-10 05:58:18,492 INFO L130 BoogieDeclarations]: Found specification of procedure nexttoward [2018-11-10 05:58:18,493 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttoward [2018-11-10 05:58:18,493 INFO L130 BoogieDeclarations]: Found specification of procedure remainder [2018-11-10 05:58:18,493 INFO L130 BoogieDeclarations]: Found specification of procedure __remainder [2018-11-10 05:58:18,493 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn [2018-11-10 05:58:18,493 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbn [2018-11-10 05:58:18,493 INFO L130 BoogieDeclarations]: Found specification of procedure ilogb [2018-11-10 05:58:18,493 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogb [2018-11-10 05:58:18,493 INFO L130 BoogieDeclarations]: Found specification of procedure scalbln [2018-11-10 05:58:18,493 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbln [2018-11-10 05:58:18,493 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyint [2018-11-10 05:58:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyint [2018-11-10 05:58:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure round [2018-11-10 05:58:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure __round [2018-11-10 05:58:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure trunc [2018-11-10 05:58:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure __trunc [2018-11-10 05:58:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure remquo [2018-11-10 05:58:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure __remquo [2018-11-10 05:58:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure lrint [2018-11-10 05:58:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure __lrint [2018-11-10 05:58:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure llrint [2018-11-10 05:58:18,494 INFO L130 BoogieDeclarations]: Found specification of procedure __llrint [2018-11-10 05:58:18,495 INFO L130 BoogieDeclarations]: Found specification of procedure lround [2018-11-10 05:58:18,495 INFO L130 BoogieDeclarations]: Found specification of procedure __lround [2018-11-10 05:58:18,495 INFO L130 BoogieDeclarations]: Found specification of procedure llround [2018-11-10 05:58:18,495 INFO L130 BoogieDeclarations]: Found specification of procedure __llround [2018-11-10 05:58:18,495 INFO L130 BoogieDeclarations]: Found specification of procedure fdim [2018-11-10 05:58:18,495 INFO L130 BoogieDeclarations]: Found specification of procedure __fdim [2018-11-10 05:58:18,495 INFO L130 BoogieDeclarations]: Found specification of procedure fmax [2018-11-10 05:58:18,495 INFO L130 BoogieDeclarations]: Found specification of procedure __fmax [2018-11-10 05:58:18,495 INFO L130 BoogieDeclarations]: Found specification of procedure fmin [2018-11-10 05:58:18,495 INFO L130 BoogieDeclarations]: Found specification of procedure __fmin [2018-11-10 05:58:18,496 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify [2018-11-10 05:58:18,496 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit [2018-11-10 05:58:18,496 INFO L130 BoogieDeclarations]: Found specification of procedure fma [2018-11-10 05:58:18,496 INFO L130 BoogieDeclarations]: Found specification of procedure __fma [2018-11-10 05:58:18,496 INFO L130 BoogieDeclarations]: Found specification of procedure scalb [2018-11-10 05:58:18,496 INFO L130 BoogieDeclarations]: Found specification of procedure __scalb [2018-11-10 05:58:18,496 INFO L130 BoogieDeclarations]: Found specification of procedure acosf [2018-11-10 05:58:18,496 INFO L130 BoogieDeclarations]: Found specification of procedure __acosf [2018-11-10 05:58:18,496 INFO L130 BoogieDeclarations]: Found specification of procedure asinf [2018-11-10 05:58:18,496 INFO L130 BoogieDeclarations]: Found specification of procedure __asinf [2018-11-10 05:58:18,497 INFO L130 BoogieDeclarations]: Found specification of procedure atanf [2018-11-10 05:58:18,497 INFO L130 BoogieDeclarations]: Found specification of procedure __atanf [2018-11-10 05:58:18,497 INFO L130 BoogieDeclarations]: Found specification of procedure atan2f [2018-11-10 05:58:18,497 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2f [2018-11-10 05:58:18,497 INFO L130 BoogieDeclarations]: Found specification of procedure cosf [2018-11-10 05:58:18,497 INFO L130 BoogieDeclarations]: Found specification of procedure __cosf [2018-11-10 05:58:18,497 INFO L130 BoogieDeclarations]: Found specification of procedure sinf [2018-11-10 05:58:18,497 INFO L130 BoogieDeclarations]: Found specification of procedure __sinf [2018-11-10 05:58:18,497 INFO L130 BoogieDeclarations]: Found specification of procedure tanf [2018-11-10 05:58:18,497 INFO L130 BoogieDeclarations]: Found specification of procedure __tanf [2018-11-10 05:58:18,497 INFO L130 BoogieDeclarations]: Found specification of procedure coshf [2018-11-10 05:58:18,498 INFO L130 BoogieDeclarations]: Found specification of procedure __coshf [2018-11-10 05:58:18,498 INFO L130 BoogieDeclarations]: Found specification of procedure sinhf [2018-11-10 05:58:18,498 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhf [2018-11-10 05:58:18,498 INFO L130 BoogieDeclarations]: Found specification of procedure tanhf [2018-11-10 05:58:18,498 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhf [2018-11-10 05:58:18,498 INFO L130 BoogieDeclarations]: Found specification of procedure acoshf [2018-11-10 05:58:18,498 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshf [2018-11-10 05:58:18,498 INFO L130 BoogieDeclarations]: Found specification of procedure asinhf [2018-11-10 05:58:18,498 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhf [2018-11-10 05:58:18,498 INFO L130 BoogieDeclarations]: Found specification of procedure atanhf [2018-11-10 05:58:18,499 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhf [2018-11-10 05:58:18,499 INFO L130 BoogieDeclarations]: Found specification of procedure expf [2018-11-10 05:58:18,499 INFO L130 BoogieDeclarations]: Found specification of procedure __expf [2018-11-10 05:58:18,499 INFO L130 BoogieDeclarations]: Found specification of procedure frexpf [2018-11-10 05:58:18,499 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpf [2018-11-10 05:58:18,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpf [2018-11-10 05:58:18,499 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpf [2018-11-10 05:58:18,499 INFO L130 BoogieDeclarations]: Found specification of procedure logf [2018-11-10 05:58:18,499 INFO L130 BoogieDeclarations]: Found specification of procedure __logf [2018-11-10 05:58:18,499 INFO L130 BoogieDeclarations]: Found specification of procedure log10f [2018-11-10 05:58:18,500 INFO L130 BoogieDeclarations]: Found specification of procedure __log10f [2018-11-10 05:58:18,500 INFO L130 BoogieDeclarations]: Found specification of procedure modff [2018-11-10 05:58:18,500 INFO L130 BoogieDeclarations]: Found specification of procedure __modff [2018-11-10 05:58:18,500 INFO L130 BoogieDeclarations]: Found specification of procedure expm1f [2018-11-10 05:58:18,500 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1f [2018-11-10 05:58:18,500 INFO L130 BoogieDeclarations]: Found specification of procedure log1pf [2018-11-10 05:58:18,500 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pf [2018-11-10 05:58:18,500 INFO L130 BoogieDeclarations]: Found specification of procedure logbf [2018-11-10 05:58:18,500 INFO L130 BoogieDeclarations]: Found specification of procedure __logbf [2018-11-10 05:58:18,500 INFO L130 BoogieDeclarations]: Found specification of procedure exp2f [2018-11-10 05:58:18,500 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2f [2018-11-10 05:58:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure log2f [2018-11-10 05:58:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure __log2f [2018-11-10 05:58:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure powf [2018-11-10 05:58:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure __powf [2018-11-10 05:58:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtf [2018-11-10 05:58:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtf [2018-11-10 05:58:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure hypotf [2018-11-10 05:58:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotf [2018-11-10 05:58:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtf [2018-11-10 05:58:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtf [2018-11-10 05:58:18,501 INFO L130 BoogieDeclarations]: Found specification of procedure ceilf [2018-11-10 05:58:18,502 INFO L130 BoogieDeclarations]: Found specification of procedure __ceilf [2018-11-10 05:58:18,502 INFO L130 BoogieDeclarations]: Found specification of procedure fabsf [2018-11-10 05:58:18,502 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsf [2018-11-10 05:58:18,502 INFO L130 BoogieDeclarations]: Found specification of procedure floorf [2018-11-10 05:58:18,502 INFO L130 BoogieDeclarations]: Found specification of procedure __floorf [2018-11-10 05:58:18,502 INFO L130 BoogieDeclarations]: Found specification of procedure fmodf [2018-11-10 05:58:18,502 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodf [2018-11-10 05:58:18,502 INFO L130 BoogieDeclarations]: Found specification of procedure __isinff [2018-11-10 05:58:18,502 INFO L130 BoogieDeclarations]: Found specification of procedure __finitef [2018-11-10 05:58:18,502 INFO L130 BoogieDeclarations]: Found specification of procedure isinff [2018-11-10 05:58:18,503 INFO L130 BoogieDeclarations]: Found specification of procedure finitef [2018-11-10 05:58:18,503 INFO L130 BoogieDeclarations]: Found specification of procedure dremf [2018-11-10 05:58:18,503 INFO L130 BoogieDeclarations]: Found specification of procedure __dremf [2018-11-10 05:58:18,503 INFO L130 BoogieDeclarations]: Found specification of procedure significandf [2018-11-10 05:58:18,503 INFO L130 BoogieDeclarations]: Found specification of procedure __significandf [2018-11-10 05:58:18,503 INFO L130 BoogieDeclarations]: Found specification of procedure copysignf [2018-11-10 05:58:18,503 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignf [2018-11-10 05:58:18,503 INFO L130 BoogieDeclarations]: Found specification of procedure nanf [2018-11-10 05:58:18,503 INFO L130 BoogieDeclarations]: Found specification of procedure __nanf [2018-11-10 05:58:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanf [2018-11-10 05:58:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure isnanf [2018-11-10 05:58:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure j0f [2018-11-10 05:58:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure __j0f [2018-11-10 05:58:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure j1f [2018-11-10 05:58:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure __j1f [2018-11-10 05:58:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure jnf [2018-11-10 05:58:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure __jnf [2018-11-10 05:58:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure y0f [2018-11-10 05:58:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure __y0f [2018-11-10 05:58:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure y1f [2018-11-10 05:58:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure __y1f [2018-11-10 05:58:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure ynf [2018-11-10 05:58:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure __ynf [2018-11-10 05:58:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure erff [2018-11-10 05:58:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure __erff [2018-11-10 05:58:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure erfcf [2018-11-10 05:58:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcf [2018-11-10 05:58:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf [2018-11-10 05:58:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf [2018-11-10 05:58:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure tgammaf [2018-11-10 05:58:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammaf [2018-11-10 05:58:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure gammaf [2018-11-10 05:58:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure __gammaf [2018-11-10 05:58:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf_r [2018-11-10 05:58:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf_r [2018-11-10 05:58:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure rintf [2018-11-10 05:58:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure __rintf [2018-11-10 05:58:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterf [2018-11-10 05:58:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterf [2018-11-10 05:58:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardf [2018-11-10 05:58:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardf [2018-11-10 05:58:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure remainderf [2018-11-10 05:58:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderf [2018-11-10 05:58:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnf [2018-11-10 05:58:18,508 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnf [2018-11-10 05:58:18,508 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbf [2018-11-10 05:58:18,508 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbf [2018-11-10 05:58:18,508 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnf [2018-11-10 05:58:18,508 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnf [2018-11-10 05:58:18,508 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintf [2018-11-10 05:58:18,508 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintf [2018-11-10 05:58:18,508 INFO L130 BoogieDeclarations]: Found specification of procedure roundf [2018-11-10 05:58:18,509 INFO L130 BoogieDeclarations]: Found specification of procedure __roundf [2018-11-10 05:58:18,509 INFO L130 BoogieDeclarations]: Found specification of procedure truncf [2018-11-10 05:58:18,509 INFO L130 BoogieDeclarations]: Found specification of procedure __truncf [2018-11-10 05:58:18,509 INFO L130 BoogieDeclarations]: Found specification of procedure remquof [2018-11-10 05:58:18,509 INFO L130 BoogieDeclarations]: Found specification of procedure __remquof [2018-11-10 05:58:18,509 INFO L130 BoogieDeclarations]: Found specification of procedure lrintf [2018-11-10 05:58:18,509 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintf [2018-11-10 05:58:18,509 INFO L130 BoogieDeclarations]: Found specification of procedure llrintf [2018-11-10 05:58:18,509 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintf [2018-11-10 05:58:18,510 INFO L130 BoogieDeclarations]: Found specification of procedure lroundf [2018-11-10 05:58:18,510 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundf [2018-11-10 05:58:18,510 INFO L130 BoogieDeclarations]: Found specification of procedure llroundf [2018-11-10 05:58:18,510 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundf [2018-11-10 05:58:18,510 INFO L130 BoogieDeclarations]: Found specification of procedure fdimf [2018-11-10 05:58:18,510 INFO L130 BoogieDeclarations]: Found specification of procedure __fdimf [2018-11-10 05:58:18,510 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxf [2018-11-10 05:58:18,510 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxf [2018-11-10 05:58:18,510 INFO L130 BoogieDeclarations]: Found specification of procedure fminf [2018-11-10 05:58:18,510 INFO L130 BoogieDeclarations]: Found specification of procedure __fminf [2018-11-10 05:58:18,510 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyf [2018-11-10 05:58:18,511 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitf [2018-11-10 05:58:18,511 INFO L130 BoogieDeclarations]: Found specification of procedure fmaf [2018-11-10 05:58:18,511 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaf [2018-11-10 05:58:18,511 INFO L130 BoogieDeclarations]: Found specification of procedure scalbf [2018-11-10 05:58:18,511 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbf [2018-11-10 05:58:18,511 INFO L130 BoogieDeclarations]: Found specification of procedure acosl [2018-11-10 05:58:18,511 INFO L130 BoogieDeclarations]: Found specification of procedure __acosl [2018-11-10 05:58:18,511 INFO L130 BoogieDeclarations]: Found specification of procedure asinl [2018-11-10 05:58:18,511 INFO L130 BoogieDeclarations]: Found specification of procedure __asinl [2018-11-10 05:58:18,511 INFO L130 BoogieDeclarations]: Found specification of procedure atanl [2018-11-10 05:58:18,511 INFO L130 BoogieDeclarations]: Found specification of procedure __atanl [2018-11-10 05:58:18,511 INFO L130 BoogieDeclarations]: Found specification of procedure atan2l [2018-11-10 05:58:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2l [2018-11-10 05:58:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure cosl [2018-11-10 05:58:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure __cosl [2018-11-10 05:58:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure sinl [2018-11-10 05:58:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure __sinl [2018-11-10 05:58:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure tanl [2018-11-10 05:58:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure __tanl [2018-11-10 05:58:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure coshl [2018-11-10 05:58:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure __coshl [2018-11-10 05:58:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure sinhl [2018-11-10 05:58:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhl [2018-11-10 05:58:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure tanhl [2018-11-10 05:58:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhl [2018-11-10 05:58:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure acoshl [2018-11-10 05:58:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshl [2018-11-10 05:58:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure asinhl [2018-11-10 05:58:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhl [2018-11-10 05:58:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure atanhl [2018-11-10 05:58:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhl [2018-11-10 05:58:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure expl [2018-11-10 05:58:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure __expl [2018-11-10 05:58:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure frexpl [2018-11-10 05:58:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpl [2018-11-10 05:58:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpl [2018-11-10 05:58:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpl [2018-11-10 05:58:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure logl [2018-11-10 05:58:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure __logl [2018-11-10 05:58:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure log10l [2018-11-10 05:58:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure __log10l [2018-11-10 05:58:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure modfl [2018-11-10 05:58:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure __modfl [2018-11-10 05:58:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure expm1l [2018-11-10 05:58:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1l [2018-11-10 05:58:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure log1pl [2018-11-10 05:58:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pl [2018-11-10 05:58:18,514 INFO L130 BoogieDeclarations]: Found specification of procedure logbl [2018-11-10 05:58:18,515 INFO L130 BoogieDeclarations]: Found specification of procedure __logbl [2018-11-10 05:58:18,515 INFO L130 BoogieDeclarations]: Found specification of procedure exp2l [2018-11-10 05:58:18,515 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2l [2018-11-10 05:58:18,515 INFO L130 BoogieDeclarations]: Found specification of procedure log2l [2018-11-10 05:58:18,515 INFO L130 BoogieDeclarations]: Found specification of procedure __log2l [2018-11-10 05:58:18,515 INFO L130 BoogieDeclarations]: Found specification of procedure powl [2018-11-10 05:58:18,515 INFO L130 BoogieDeclarations]: Found specification of procedure __powl [2018-11-10 05:58:18,515 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtl [2018-11-10 05:58:18,515 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtl [2018-11-10 05:58:18,515 INFO L130 BoogieDeclarations]: Found specification of procedure hypotl [2018-11-10 05:58:18,515 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotl [2018-11-10 05:58:18,515 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtl [2018-11-10 05:58:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtl [2018-11-10 05:58:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure ceill [2018-11-10 05:58:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure __ceill [2018-11-10 05:58:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure fabsl [2018-11-10 05:58:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsl [2018-11-10 05:58:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure floorl [2018-11-10 05:58:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure __floorl [2018-11-10 05:58:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure fmodl [2018-11-10 05:58:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodl [2018-11-10 05:58:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure __isinfl [2018-11-10 05:58:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure __finitel [2018-11-10 05:58:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure isinfl [2018-11-10 05:58:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure finitel [2018-11-10 05:58:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure dreml [2018-11-10 05:58:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure __dreml [2018-11-10 05:58:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure significandl [2018-11-10 05:58:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure __significandl [2018-11-10 05:58:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure copysignl [2018-11-10 05:58:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignl [2018-11-10 05:58:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure nanl [2018-11-10 05:58:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure __nanl [2018-11-10 05:58:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanl [2018-11-10 05:58:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure isnanl [2018-11-10 05:58:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure j0l [2018-11-10 05:58:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure __j0l [2018-11-10 05:58:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure j1l [2018-11-10 05:58:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure __j1l [2018-11-10 05:58:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure jnl [2018-11-10 05:58:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure __jnl [2018-11-10 05:58:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure y0l [2018-11-10 05:58:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure __y0l [2018-11-10 05:58:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure y1l [2018-11-10 05:58:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure __y1l [2018-11-10 05:58:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure ynl [2018-11-10 05:58:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure __ynl [2018-11-10 05:58:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure erfl [2018-11-10 05:58:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure __erfl [2018-11-10 05:58:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure erfcl [2018-11-10 05:58:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcl [2018-11-10 05:58:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal [2018-11-10 05:58:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal [2018-11-10 05:58:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure tgammal [2018-11-10 05:58:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammal [2018-11-10 05:58:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure gammal [2018-11-10 05:58:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure __gammal [2018-11-10 05:58:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal_r [2018-11-10 05:58:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal_r [2018-11-10 05:58:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure rintl [2018-11-10 05:58:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure __rintl [2018-11-10 05:58:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterl [2018-11-10 05:58:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterl [2018-11-10 05:58:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardl [2018-11-10 05:58:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardl [2018-11-10 05:58:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure remainderl [2018-11-10 05:58:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderl [2018-11-10 05:58:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnl [2018-11-10 05:58:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnl [2018-11-10 05:58:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbl [2018-11-10 05:58:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbl [2018-11-10 05:58:18,521 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnl [2018-11-10 05:58:18,521 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnl [2018-11-10 05:58:18,521 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintl [2018-11-10 05:58:18,521 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintl [2018-11-10 05:58:18,521 INFO L130 BoogieDeclarations]: Found specification of procedure roundl [2018-11-10 05:58:18,521 INFO L130 BoogieDeclarations]: Found specification of procedure __roundl [2018-11-10 05:58:18,521 INFO L130 BoogieDeclarations]: Found specification of procedure truncl [2018-11-10 05:58:18,521 INFO L130 BoogieDeclarations]: Found specification of procedure __truncl [2018-11-10 05:58:18,521 INFO L130 BoogieDeclarations]: Found specification of procedure remquol [2018-11-10 05:58:18,521 INFO L130 BoogieDeclarations]: Found specification of procedure __remquol [2018-11-10 05:58:18,521 INFO L130 BoogieDeclarations]: Found specification of procedure lrintl [2018-11-10 05:58:18,521 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintl [2018-11-10 05:58:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure llrintl [2018-11-10 05:58:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintl [2018-11-10 05:58:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure lroundl [2018-11-10 05:58:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundl [2018-11-10 05:58:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure llroundl [2018-11-10 05:58:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundl [2018-11-10 05:58:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure fdiml [2018-11-10 05:58:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure __fdiml [2018-11-10 05:58:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxl [2018-11-10 05:58:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxl [2018-11-10 05:58:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure fminl [2018-11-10 05:58:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure __fminl [2018-11-10 05:58:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyl [2018-11-10 05:58:18,523 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitl [2018-11-10 05:58:18,523 INFO L130 BoogieDeclarations]: Found specification of procedure fmal [2018-11-10 05:58:18,523 INFO L130 BoogieDeclarations]: Found specification of procedure __fmal [2018-11-10 05:58:18,523 INFO L130 BoogieDeclarations]: Found specification of procedure scalbl [2018-11-10 05:58:18,523 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbl [2018-11-10 05:58:18,523 INFO L130 BoogieDeclarations]: Found specification of procedure matherr [2018-11-10 05:58:18,523 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:58:18,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:58:18,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:58:19,314 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:58:19,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:58:19 BoogieIcfgContainer [2018-11-10 05:58:19,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:58:19,316 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 05:58:19,316 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 05:58:19,317 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 05:58:19,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 05:58:17" (1/3) ... [2018-11-10 05:58:19,318 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28947ce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:58:19, skipping insertion in model container [2018-11-10 05:58:19,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:58:18" (2/3) ... [2018-11-10 05:58:19,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28947ce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:58:19, skipping insertion in model container [2018-11-10 05:58:19,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:58:19" (3/3) ... [2018-11-10 05:58:19,320 INFO L112 eAbstractionObserver]: Analyzing ICFG float-flags-simp1_true-unreach-call.i [2018-11-10 05:58:19,326 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 05:58:19,332 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 38 error locations. [2018-11-10 05:58:19,341 INFO L257 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2018-11-10 05:58:19,361 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 05:58:19,362 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 05:58:19,362 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 05:58:19,362 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 05:58:19,362 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 05:58:19,362 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 05:58:19,362 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 05:58:19,362 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 05:58:19,362 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 05:58:19,379 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states. [2018-11-10 05:58:19,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 05:58:19,382 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:19,383 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:58:19,385 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:19,389 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:19,389 INFO L82 PathProgramCache]: Analyzing trace with hash -1895208155, now seen corresponding path program 1 times [2018-11-10 05:58:19,392 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:19,392 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:19,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:19,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:19,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:19,600 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 5 [2018-11-10 05:58:19,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:19,606 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:19,614 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:19,614 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 05:58:19,617 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 05:58:19,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 05:58:19,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:58:19,626 INFO L87 Difference]: Start difference. First operand 217 states. Second operand 3 states. [2018-11-10 05:58:19,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:19,664 INFO L93 Difference]: Finished difference Result 408 states and 603 transitions. [2018-11-10 05:58:19,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 05:58:19,667 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2018-11-10 05:58:19,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:19,677 INFO L225 Difference]: With dead ends: 408 [2018-11-10 05:58:19,677 INFO L226 Difference]: Without dead ends: 193 [2018-11-10 05:58:19,681 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:58:19,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2018-11-10 05:58:19,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2018-11-10 05:58:19,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2018-11-10 05:58:19,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 192 transitions. [2018-11-10 05:58:19,719 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 192 transitions. Word has length 8 [2018-11-10 05:58:19,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:19,719 INFO L481 AbstractCegarLoop]: Abstraction has 193 states and 192 transitions. [2018-11-10 05:58:19,719 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 05:58:19,720 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 192 transitions. [2018-11-10 05:58:19,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:58:19,720 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:19,720 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:58:19,721 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:19,721 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:19,721 INFO L82 PathProgramCache]: Analyzing trace with hash -809159185, now seen corresponding path program 1 times [2018-11-10 05:58:19,722 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:19,722 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:19,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:19,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:19,742 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:19,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:19,762 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:19,774 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:19,774 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:19,775 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:19,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:19,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:19,776 INFO L87 Difference]: Start difference. First operand 193 states and 192 transitions. Second operand 4 states. [2018-11-10 05:58:19,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:19,825 INFO L93 Difference]: Finished difference Result 193 states and 192 transitions. [2018-11-10 05:58:19,826 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:19,826 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-11-10 05:58:19,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:19,827 INFO L225 Difference]: With dead ends: 193 [2018-11-10 05:58:19,828 INFO L226 Difference]: Without dead ends: 191 [2018-11-10 05:58:19,828 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:58:19,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2018-11-10 05:58:19,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2018-11-10 05:58:19,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-11-10 05:58:19,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 190 transitions. [2018-11-10 05:58:19,838 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 190 transitions. Word has length 12 [2018-11-10 05:58:19,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:19,839 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 190 transitions. [2018-11-10 05:58:19,839 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:19,839 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 190 transitions. [2018-11-10 05:58:19,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:58:19,839 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:19,839 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:58:19,840 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:19,840 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:19,840 INFO L82 PathProgramCache]: Analyzing trace with hash 1689544953, now seen corresponding path program 1 times [2018-11-10 05:58:19,841 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:19,841 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-11-10 05:58:19,858 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:19,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:19,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:19,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:19,906 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:19,917 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:19,918 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:19,918 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:19,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:19,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:19,918 INFO L87 Difference]: Start difference. First operand 191 states and 190 transitions. Second operand 4 states. [2018-11-10 05:58:19,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:19,946 INFO L93 Difference]: Finished difference Result 191 states and 190 transitions. [2018-11-10 05:58:19,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:19,947 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2018-11-10 05:58:19,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:19,949 INFO L225 Difference]: With dead ends: 191 [2018-11-10 05:58:19,949 INFO L226 Difference]: Without dead ends: 189 [2018-11-10 05:58:19,949 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:58:19,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2018-11-10 05:58:19,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2018-11-10 05:58:19,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-11-10 05:58:19,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 188 transitions. [2018-11-10 05:58:19,959 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 188 transitions. Word has length 16 [2018-11-10 05:58:19,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:19,959 INFO L481 AbstractCegarLoop]: Abstraction has 189 states and 188 transitions. [2018-11-10 05:58:19,959 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:19,959 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 188 transitions. [2018-11-10 05:58:19,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 05:58:19,960 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:19,960 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:58:19,961 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:19,961 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:19,961 INFO L82 PathProgramCache]: Analyzing trace with hash -1184308157, now seen corresponding path program 1 times [2018-11-10 05:58:19,961 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:19,962 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:19,968 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:19,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:19,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:20,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:20,021 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:20,028 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:20,028 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:20,028 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:20,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:20,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:20,029 INFO L87 Difference]: Start difference. First operand 189 states and 188 transitions. Second operand 4 states. [2018-11-10 05:58:20,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:20,044 INFO L93 Difference]: Finished difference Result 189 states and 188 transitions. [2018-11-10 05:58:20,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:20,046 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-11-10 05:58:20,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:20,047 INFO L225 Difference]: With dead ends: 189 [2018-11-10 05:58:20,047 INFO L226 Difference]: Without dead ends: 187 [2018-11-10 05:58:20,047 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:58:20,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-11-10 05:58:20,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2018-11-10 05:58:20,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2018-11-10 05:58:20,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 186 transitions. [2018-11-10 05:58:20,054 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 186 transitions. Word has length 20 [2018-11-10 05:58:20,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:20,055 INFO L481 AbstractCegarLoop]: Abstraction has 187 states and 186 transitions. [2018-11-10 05:58:20,055 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:20,055 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 186 transitions. [2018-11-10 05:58:20,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 05:58:20,055 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:20,055 INFO L375 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] [2018-11-10 05:58:20,056 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:20,056 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:20,056 INFO L82 PathProgramCache]: Analyzing trace with hash 46323655, now seen corresponding path program 1 times [2018-11-10 05:58:20,056 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:20,057 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-11-10 05:58:20,063 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:20,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:20,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:20,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:20,100 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:20,107 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:20,108 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 05:58:20,108 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 05:58:20,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 05:58:20,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:58:20,109 INFO L87 Difference]: Start difference. First operand 187 states and 186 transitions. Second operand 3 states. [2018-11-10 05:58:20,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:20,113 INFO L93 Difference]: Finished difference Result 187 states and 186 transitions. [2018-11-10 05:58:20,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 05:58:20,114 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2018-11-10 05:58:20,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:20,115 INFO L225 Difference]: With dead ends: 187 [2018-11-10 05:58:20,115 INFO L226 Difference]: Without dead ends: 185 [2018-11-10 05:58:20,115 INFO L605 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 [2018-11-10 05:58:20,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2018-11-10 05:58:20,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 185. [2018-11-10 05:58:20,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-11-10 05:58:20,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 184 transitions. [2018-11-10 05:58:20,122 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 184 transitions. Word has length 22 [2018-11-10 05:58:20,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:20,123 INFO L481 AbstractCegarLoop]: Abstraction has 185 states and 184 transitions. [2018-11-10 05:58:20,123 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 05:58:20,124 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 184 transitions. [2018-11-10 05:58:20,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 05:58:20,125 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:20,125 INFO L375 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] [2018-11-10 05:58:20,126 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:20,126 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:20,126 INFO L82 PathProgramCache]: Analyzing trace with hash -1174735215, now seen corresponding path program 1 times [2018-11-10 05:58:20,127 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:20,127 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:20,144 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:20,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:20,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:20,204 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:20,214 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:20,215 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:20,215 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:20,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:20,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:20,215 INFO L87 Difference]: Start difference. First operand 185 states and 184 transitions. Second operand 4 states. [2018-11-10 05:58:20,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:20,244 INFO L93 Difference]: Finished difference Result 185 states and 184 transitions. [2018-11-10 05:58:20,244 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:20,244 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2018-11-10 05:58:20,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:20,245 INFO L225 Difference]: With dead ends: 185 [2018-11-10 05:58:20,245 INFO L226 Difference]: Without dead ends: 183 [2018-11-10 05:58:20,246 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:58:20,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-11-10 05:58:20,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 183. [2018-11-10 05:58:20,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-11-10 05:58:20,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 182 transitions. [2018-11-10 05:58:20,251 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 182 transitions. Word has length 26 [2018-11-10 05:58:20,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:20,252 INFO L481 AbstractCegarLoop]: Abstraction has 183 states and 182 transitions. [2018-11-10 05:58:20,252 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:20,252 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 182 transitions. [2018-11-10 05:58:20,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 05:58:20,253 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:20,253 INFO L375 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] [2018-11-10 05:58:20,253 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:20,255 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:20,256 INFO L82 PathProgramCache]: Analyzing trace with hash -954434149, now seen corresponding path program 1 times [2018-11-10 05:58:20,256 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:20,256 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:20,264 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:20,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:20,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:20,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:20,310 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:20,318 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:20,318 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:20,318 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:20,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:20,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:20,319 INFO L87 Difference]: Start difference. First operand 183 states and 182 transitions. Second operand 4 states. [2018-11-10 05:58:20,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:20,329 INFO L93 Difference]: Finished difference Result 183 states and 182 transitions. [2018-11-10 05:58:20,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:20,330 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 30 [2018-11-10 05:58:20,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:20,330 INFO L225 Difference]: With dead ends: 183 [2018-11-10 05:58:20,330 INFO L226 Difference]: Without dead ends: 181 [2018-11-10 05:58:20,331 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:58:20,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2018-11-10 05:58:20,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 181. [2018-11-10 05:58:20,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2018-11-10 05:58:20,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 180 transitions. [2018-11-10 05:58:20,334 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 180 transitions. Word has length 30 [2018-11-10 05:58:20,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:20,334 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 180 transitions. [2018-11-10 05:58:20,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:20,335 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 180 transitions. [2018-11-10 05:58:20,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 05:58:20,335 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:20,335 INFO L375 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] [2018-11-10 05:58:20,336 INFO L424 AbstractCegarLoop]: === Iteration 8 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:20,336 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:20,336 INFO L82 PathProgramCache]: Analyzing trace with hash -1876797309, now seen corresponding path program 1 times [2018-11-10 05:58:20,336 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:20,336 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:20,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:20,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:20,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:20,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:20,435 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:20,443 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:20,443 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:20,443 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:20,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:20,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:20,444 INFO L87 Difference]: Start difference. First operand 181 states and 180 transitions. Second operand 4 states. [2018-11-10 05:58:20,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:20,453 INFO L93 Difference]: Finished difference Result 181 states and 180 transitions. [2018-11-10 05:58:20,454 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:20,454 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2018-11-10 05:58:20,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:20,455 INFO L225 Difference]: With dead ends: 181 [2018-11-10 05:58:20,455 INFO L226 Difference]: Without dead ends: 179 [2018-11-10 05:58:20,455 INFO L605 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 [2018-11-10 05:58:20,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2018-11-10 05:58:20,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2018-11-10 05:58:20,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2018-11-10 05:58:20,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 178 transitions. [2018-11-10 05:58:20,459 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 178 transitions. Word has length 35 [2018-11-10 05:58:20,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:20,459 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 178 transitions. [2018-11-10 05:58:20,459 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:20,459 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 178 transitions. [2018-11-10 05:58:20,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 05:58:20,460 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:20,460 INFO L375 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] [2018-11-10 05:58:20,460 INFO L424 AbstractCegarLoop]: === Iteration 9 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:20,461 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:20,461 INFO L82 PathProgramCache]: Analyzing trace with hash -1777003763, now seen corresponding path program 1 times [2018-11-10 05:58:20,461 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:20,461 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:20,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:20,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:20,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:20,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:20,548 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:20,556 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:20,556 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:20,556 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:20,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:20,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:20,557 INFO L87 Difference]: Start difference. First operand 179 states and 178 transitions. Second operand 4 states. [2018-11-10 05:58:20,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:20,568 INFO L93 Difference]: Finished difference Result 179 states and 178 transitions. [2018-11-10 05:58:20,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:20,568 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 39 [2018-11-10 05:58:20,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:20,569 INFO L225 Difference]: With dead ends: 179 [2018-11-10 05:58:20,569 INFO L226 Difference]: Without dead ends: 177 [2018-11-10 05:58:20,570 INFO L605 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 [2018-11-10 05:58:20,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-11-10 05:58:20,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2018-11-10 05:58:20,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2018-11-10 05:58:20,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 176 transitions. [2018-11-10 05:58:20,573 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 176 transitions. Word has length 39 [2018-11-10 05:58:20,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:20,573 INFO L481 AbstractCegarLoop]: Abstraction has 177 states and 176 transitions. [2018-11-10 05:58:20,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:20,575 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 176 transitions. [2018-11-10 05:58:20,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 05:58:20,576 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:20,576 INFO L375 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] [2018-11-10 05:58:20,577 INFO L424 AbstractCegarLoop]: === Iteration 10 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:20,577 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:20,577 INFO L82 PathProgramCache]: Analyzing trace with hash -1749199401, now seen corresponding path program 1 times [2018-11-10 05:58:20,578 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:20,578 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:20,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:20,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:20,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:20,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:20,669 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:20,677 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:20,678 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:20,678 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:20,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:20,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:20,678 INFO L87 Difference]: Start difference. First operand 177 states and 176 transitions. Second operand 4 states. [2018-11-10 05:58:20,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:20,694 INFO L93 Difference]: Finished difference Result 177 states and 176 transitions. [2018-11-10 05:58:20,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:20,696 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 43 [2018-11-10 05:58:20,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:20,697 INFO L225 Difference]: With dead ends: 177 [2018-11-10 05:58:20,697 INFO L226 Difference]: Without dead ends: 175 [2018-11-10 05:58:20,697 INFO L605 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 [2018-11-10 05:58:20,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2018-11-10 05:58:20,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 175. [2018-11-10 05:58:20,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2018-11-10 05:58:20,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 174 transitions. [2018-11-10 05:58:20,700 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 174 transitions. Word has length 43 [2018-11-10 05:58:20,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:20,700 INFO L481 AbstractCegarLoop]: Abstraction has 175 states and 174 transitions. [2018-11-10 05:58:20,701 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:20,701 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 174 transitions. [2018-11-10 05:58:20,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-10 05:58:20,701 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:20,702 INFO L375 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] [2018-11-10 05:58:20,702 INFO L424 AbstractCegarLoop]: === Iteration 11 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:20,702 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:20,703 INFO L82 PathProgramCache]: Analyzing trace with hash 849150177, now seen corresponding path program 1 times [2018-11-10 05:58:20,703 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:20,703 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:20,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:20,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:20,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:20,804 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:20,812 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:20,812 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:20,812 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:20,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:20,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:20,813 INFO L87 Difference]: Start difference. First operand 175 states and 174 transitions. Second operand 4 states. [2018-11-10 05:58:20,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:20,824 INFO L93 Difference]: Finished difference Result 175 states and 174 transitions. [2018-11-10 05:58:20,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:20,830 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2018-11-10 05:58:20,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:20,831 INFO L225 Difference]: With dead ends: 175 [2018-11-10 05:58:20,831 INFO L226 Difference]: Without dead ends: 173 [2018-11-10 05:58:20,831 INFO L605 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 [2018-11-10 05:58:20,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2018-11-10 05:58:20,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2018-11-10 05:58:20,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2018-11-10 05:58:20,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 172 transitions. [2018-11-10 05:58:20,834 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 172 transitions. Word has length 47 [2018-11-10 05:58:20,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:20,835 INFO L481 AbstractCegarLoop]: Abstraction has 173 states and 172 transitions. [2018-11-10 05:58:20,835 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:20,835 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 172 transitions. [2018-11-10 05:58:20,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 05:58:20,835 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:20,835 INFO L375 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] [2018-11-10 05:58:20,836 INFO L424 AbstractCegarLoop]: === Iteration 12 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:20,836 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:20,836 INFO L82 PathProgramCache]: Analyzing trace with hash 1546295897, now seen corresponding path program 1 times [2018-11-10 05:58:20,837 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:20,837 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:20,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:20,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:20,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:20,964 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:20,972 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:20,972 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:20,972 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:20,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:20,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:20,973 INFO L87 Difference]: Start difference. First operand 173 states and 172 transitions. Second operand 4 states. [2018-11-10 05:58:20,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:20,980 INFO L93 Difference]: Finished difference Result 173 states and 172 transitions. [2018-11-10 05:58:20,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:20,981 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2018-11-10 05:58:20,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:20,982 INFO L225 Difference]: With dead ends: 173 [2018-11-10 05:58:20,982 INFO L226 Difference]: Without dead ends: 171 [2018-11-10 05:58:20,982 INFO L605 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 [2018-11-10 05:58:20,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2018-11-10 05:58:20,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 171. [2018-11-10 05:58:20,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2018-11-10 05:58:20,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 170 transitions. [2018-11-10 05:58:20,988 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 170 transitions. Word has length 52 [2018-11-10 05:58:20,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:20,989 INFO L481 AbstractCegarLoop]: Abstraction has 171 states and 170 transitions. [2018-11-10 05:58:20,989 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:20,989 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 170 transitions. [2018-11-10 05:58:20,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-10 05:58:20,989 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:20,989 INFO L375 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] [2018-11-10 05:58:20,990 INFO L424 AbstractCegarLoop]: === Iteration 13 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:20,990 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:20,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1106792221, now seen corresponding path program 1 times [2018-11-10 05:58:20,990 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:20,990 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:20,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:21,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:21,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:21,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:21,118 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:21,126 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:21,126 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:21,126 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:21,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:21,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:21,127 INFO L87 Difference]: Start difference. First operand 171 states and 170 transitions. Second operand 4 states. [2018-11-10 05:58:21,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:21,147 INFO L93 Difference]: Finished difference Result 171 states and 170 transitions. [2018-11-10 05:58:21,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:21,148 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 56 [2018-11-10 05:58:21,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:21,149 INFO L225 Difference]: With dead ends: 171 [2018-11-10 05:58:21,149 INFO L226 Difference]: Without dead ends: 169 [2018-11-10 05:58:21,149 INFO L605 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 [2018-11-10 05:58:21,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2018-11-10 05:58:21,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2018-11-10 05:58:21,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2018-11-10 05:58:21,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 168 transitions. [2018-11-10 05:58:21,152 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 168 transitions. Word has length 56 [2018-11-10 05:58:21,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:21,152 INFO L481 AbstractCegarLoop]: Abstraction has 169 states and 168 transitions. [2018-11-10 05:58:21,152 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:21,152 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 168 transitions. [2018-11-10 05:58:21,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 05:58:21,153 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:21,153 INFO L375 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] [2018-11-10 05:58:21,154 INFO L424 AbstractCegarLoop]: === Iteration 14 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:21,154 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:21,154 INFO L82 PathProgramCache]: Analyzing trace with hash 655118253, now seen corresponding path program 1 times [2018-11-10 05:58:21,154 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:21,154 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:21,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:21,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:21,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:21,300 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:21,308 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:21,308 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:21,308 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:21,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:21,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:21,309 INFO L87 Difference]: Start difference. First operand 169 states and 168 transitions. Second operand 4 states. [2018-11-10 05:58:21,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:21,317 INFO L93 Difference]: Finished difference Result 169 states and 168 transitions. [2018-11-10 05:58:21,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:21,322 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2018-11-10 05:58:21,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:21,323 INFO L225 Difference]: With dead ends: 169 [2018-11-10 05:58:21,323 INFO L226 Difference]: Without dead ends: 167 [2018-11-10 05:58:21,323 INFO L605 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 [2018-11-10 05:58:21,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-11-10 05:58:21,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2018-11-10 05:58:21,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2018-11-10 05:58:21,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 166 transitions. [2018-11-10 05:58:21,326 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 166 transitions. Word has length 60 [2018-11-10 05:58:21,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:21,327 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 166 transitions. [2018-11-10 05:58:21,327 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:21,327 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 166 transitions. [2018-11-10 05:58:21,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 05:58:21,327 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:21,327 INFO L375 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] [2018-11-10 05:58:21,328 INFO L424 AbstractCegarLoop]: === Iteration 15 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:21,328 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:21,328 INFO L82 PathProgramCache]: Analyzing trace with hash 733632183, now seen corresponding path program 1 times [2018-11-10 05:58:21,329 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:21,329 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:21,344 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:21,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:21,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:21,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:21,491 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:21,500 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:21,500 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:21,500 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:21,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:21,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:21,501 INFO L87 Difference]: Start difference. First operand 167 states and 166 transitions. Second operand 4 states. [2018-11-10 05:58:21,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:21,514 INFO L93 Difference]: Finished difference Result 167 states and 166 transitions. [2018-11-10 05:58:21,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:21,514 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 64 [2018-11-10 05:58:21,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:21,515 INFO L225 Difference]: With dead ends: 167 [2018-11-10 05:58:21,515 INFO L226 Difference]: Without dead ends: 165 [2018-11-10 05:58:21,515 INFO L605 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 [2018-11-10 05:58:21,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-11-10 05:58:21,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-11-10 05:58:21,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-11-10 05:58:21,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 164 transitions. [2018-11-10 05:58:21,519 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 164 transitions. Word has length 64 [2018-11-10 05:58:21,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:21,519 INFO L481 AbstractCegarLoop]: Abstraction has 165 states and 164 transitions. [2018-11-10 05:58:21,519 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:21,519 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 164 transitions. [2018-11-10 05:58:21,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-10 05:58:21,520 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:21,520 INFO L375 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] [2018-11-10 05:58:21,521 INFO L424 AbstractCegarLoop]: === Iteration 16 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:21,521 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:21,521 INFO L82 PathProgramCache]: Analyzing trace with hash 1754487241, now seen corresponding path program 1 times [2018-11-10 05:58:21,521 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:21,521 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:21,531 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:21,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:21,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:21,763 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:21,772 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:21,772 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:21,773 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:21,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:21,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:21,773 INFO L87 Difference]: Start difference. First operand 165 states and 164 transitions. Second operand 4 states. [2018-11-10 05:58:21,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:21,781 INFO L93 Difference]: Finished difference Result 165 states and 164 transitions. [2018-11-10 05:58:21,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:21,782 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 70 [2018-11-10 05:58:21,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:21,783 INFO L225 Difference]: With dead ends: 165 [2018-11-10 05:58:21,783 INFO L226 Difference]: Without dead ends: 163 [2018-11-10 05:58:21,783 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:58:21,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-11-10 05:58:21,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2018-11-10 05:58:21,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-11-10 05:58:21,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 162 transitions. [2018-11-10 05:58:21,786 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 162 transitions. Word has length 70 [2018-11-10 05:58:21,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:21,787 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 162 transitions. [2018-11-10 05:58:21,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:21,787 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 162 transitions. [2018-11-10 05:58:21,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-10 05:58:21,787 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:21,787 INFO L375 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] [2018-11-10 05:58:21,787 INFO L424 AbstractCegarLoop]: === Iteration 17 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:21,788 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:21,788 INFO L82 PathProgramCache]: Analyzing trace with hash -531484333, now seen corresponding path program 1 times [2018-11-10 05:58:21,788 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:21,788 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:21,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:21,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:22,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:22,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:22,026 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:22,040 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:22,040 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:22,040 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:22,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:22,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:22,041 INFO L87 Difference]: Start difference. First operand 163 states and 162 transitions. Second operand 4 states. [2018-11-10 05:58:22,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:22,050 INFO L93 Difference]: Finished difference Result 163 states and 162 transitions. [2018-11-10 05:58:22,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:22,050 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 74 [2018-11-10 05:58:22,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:22,051 INFO L225 Difference]: With dead ends: 163 [2018-11-10 05:58:22,051 INFO L226 Difference]: Without dead ends: 161 [2018-11-10 05:58:22,051 INFO L605 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 [2018-11-10 05:58:22,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-11-10 05:58:22,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-11-10 05:58:22,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-11-10 05:58:22,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 160 transitions. [2018-11-10 05:58:22,054 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 160 transitions. Word has length 74 [2018-11-10 05:58:22,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:22,054 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 160 transitions. [2018-11-10 05:58:22,055 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:22,055 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 160 transitions. [2018-11-10 05:58:22,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-10 05:58:22,055 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:22,055 INFO L375 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] [2018-11-10 05:58:22,056 INFO L424 AbstractCegarLoop]: === Iteration 18 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:22,056 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:22,056 INFO L82 PathProgramCache]: Analyzing trace with hash 644878621, now seen corresponding path program 1 times [2018-11-10 05:58:22,056 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:22,056 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:22,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:22,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:22,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:22,288 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:22,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:22,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:22,297 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:22,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:22,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:22,298 INFO L87 Difference]: Start difference. First operand 161 states and 160 transitions. Second operand 4 states. [2018-11-10 05:58:22,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:22,307 INFO L93 Difference]: Finished difference Result 161 states and 160 transitions. [2018-11-10 05:58:22,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:22,308 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 78 [2018-11-10 05:58:22,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:22,309 INFO L225 Difference]: With dead ends: 161 [2018-11-10 05:58:22,309 INFO L226 Difference]: Without dead ends: 159 [2018-11-10 05:58:22,309 INFO L605 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 [2018-11-10 05:58:22,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-11-10 05:58:22,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2018-11-10 05:58:22,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-11-10 05:58:22,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 158 transitions. [2018-11-10 05:58:22,312 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 158 transitions. Word has length 78 [2018-11-10 05:58:22,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:22,312 INFO L481 AbstractCegarLoop]: Abstraction has 159 states and 158 transitions. [2018-11-10 05:58:22,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:22,312 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 158 transitions. [2018-11-10 05:58:22,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 05:58:22,313 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:22,313 INFO L375 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] [2018-11-10 05:58:22,313 INFO L424 AbstractCegarLoop]: === Iteration 19 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:22,313 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:22,313 INFO L82 PathProgramCache]: Analyzing trace with hash 1739512103, now seen corresponding path program 1 times [2018-11-10 05:58:22,314 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:22,314 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/mathsat Starting monitored process 20 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with mathsat -unsat_core_generation=3 [2018-11-10 05:58:22,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:22,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:22,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:22,543 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:22,553 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:22,553 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:22,553 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:22,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:22,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:22,554 INFO L87 Difference]: Start difference. First operand 159 states and 158 transitions. Second operand 4 states. [2018-11-10 05:58:22,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:22,563 INFO L93 Difference]: Finished difference Result 159 states and 158 transitions. [2018-11-10 05:58:22,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:22,564 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 82 [2018-11-10 05:58:22,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:22,565 INFO L225 Difference]: With dead ends: 159 [2018-11-10 05:58:22,565 INFO L226 Difference]: Without dead ends: 157 [2018-11-10 05:58:22,565 INFO L605 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 [2018-11-10 05:58:22,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2018-11-10 05:58:22,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2018-11-10 05:58:22,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-11-10 05:58:22,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 156 transitions. [2018-11-10 05:58:22,568 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 156 transitions. Word has length 82 [2018-11-10 05:58:22,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:22,568 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 156 transitions. [2018-11-10 05:58:22,568 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:22,568 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 156 transitions. [2018-11-10 05:58:22,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 05:58:22,568 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:22,568 INFO L375 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] [2018-11-10 05:58:22,569 INFO L424 AbstractCegarLoop]: === Iteration 20 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:22,569 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:22,569 INFO L82 PathProgramCache]: Analyzing trace with hash -589272719, now seen corresponding path program 1 times [2018-11-10 05:58:22,569 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:22,569 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:22,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:22,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:22,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:22,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:22,791 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:22,805 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:22,806 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:22,806 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:22,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:22,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:22,806 INFO L87 Difference]: Start difference. First operand 157 states and 156 transitions. Second operand 4 states. [2018-11-10 05:58:22,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:22,815 INFO L93 Difference]: Finished difference Result 157 states and 156 transitions. [2018-11-10 05:58:22,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:22,815 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 86 [2018-11-10 05:58:22,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:22,816 INFO L225 Difference]: With dead ends: 157 [2018-11-10 05:58:22,816 INFO L226 Difference]: Without dead ends: 155 [2018-11-10 05:58:22,816 INFO L605 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 [2018-11-10 05:58:22,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2018-11-10 05:58:22,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2018-11-10 05:58:22,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2018-11-10 05:58:22,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 154 transitions. [2018-11-10 05:58:22,819 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 154 transitions. Word has length 86 [2018-11-10 05:58:22,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:22,819 INFO L481 AbstractCegarLoop]: Abstraction has 155 states and 154 transitions. [2018-11-10 05:58:22,820 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:22,820 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 154 transitions. [2018-11-10 05:58:22,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 05:58:22,820 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:22,820 INFO L375 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] [2018-11-10 05:58:22,821 INFO L424 AbstractCegarLoop]: === Iteration 21 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:22,821 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:22,821 INFO L82 PathProgramCache]: Analyzing trace with hash 1122411003, now seen corresponding path program 1 times [2018-11-10 05:58:22,821 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:22,822 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/mathsat Starting monitored process 22 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with mathsat -unsat_core_generation=3 [2018-11-10 05:58:22,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:23,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:23,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:23,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:23,061 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:23,076 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:23,076 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:23,077 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:23,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:23,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:23,077 INFO L87 Difference]: Start difference. First operand 155 states and 154 transitions. Second operand 4 states. [2018-11-10 05:58:23,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:23,088 INFO L93 Difference]: Finished difference Result 155 states and 154 transitions. [2018-11-10 05:58:23,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:23,090 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 90 [2018-11-10 05:58:23,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:23,091 INFO L225 Difference]: With dead ends: 155 [2018-11-10 05:58:23,091 INFO L226 Difference]: Without dead ends: 153 [2018-11-10 05:58:23,091 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:58:23,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2018-11-10 05:58:23,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2018-11-10 05:58:23,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2018-11-10 05:58:23,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 152 transitions. [2018-11-10 05:58:23,094 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 152 transitions. Word has length 90 [2018-11-10 05:58:23,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:23,094 INFO L481 AbstractCegarLoop]: Abstraction has 153 states and 152 transitions. [2018-11-10 05:58:23,094 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:23,094 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 152 transitions. [2018-11-10 05:58:23,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 05:58:23,095 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:23,095 INFO L375 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] [2018-11-10 05:58:23,095 INFO L424 AbstractCegarLoop]: === Iteration 22 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:23,095 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:23,095 INFO L82 PathProgramCache]: Analyzing trace with hash 1387487941, now seen corresponding path program 1 times [2018-11-10 05:58:23,096 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:23,096 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:23,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:23,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:23,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:23,351 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:23,361 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:23,361 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:23,361 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:23,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:23,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:23,362 INFO L87 Difference]: Start difference. First operand 153 states and 152 transitions. Second operand 4 states. [2018-11-10 05:58:23,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:23,389 INFO L93 Difference]: Finished difference Result 153 states and 152 transitions. [2018-11-10 05:58:23,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:23,392 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2018-11-10 05:58:23,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:23,392 INFO L225 Difference]: With dead ends: 153 [2018-11-10 05:58:23,393 INFO L226 Difference]: Without dead ends: 151 [2018-11-10 05:58:23,393 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:58:23,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-11-10 05:58:23,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2018-11-10 05:58:23,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-11-10 05:58:23,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 150 transitions. [2018-11-10 05:58:23,397 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 150 transitions. Word has length 94 [2018-11-10 05:58:23,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:23,397 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 150 transitions. [2018-11-10 05:58:23,397 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:23,397 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 150 transitions. [2018-11-10 05:58:23,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-10 05:58:23,398 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:23,398 INFO L375 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] [2018-11-10 05:58:23,398 INFO L424 AbstractCegarLoop]: === Iteration 23 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:23,398 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:23,398 INFO L82 PathProgramCache]: Analyzing trace with hash -388499917, now seen corresponding path program 1 times [2018-11-10 05:58:23,398 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:23,399 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:23,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:24,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:24,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:24,284 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:24,301 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:24,301 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 05:58:24,301 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 05:58:24,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 05:58:24,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:58:24,301 INFO L87 Difference]: Start difference. First operand 151 states and 150 transitions. Second operand 5 states. [2018-11-10 05:58:24,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:24,353 INFO L93 Difference]: Finished difference Result 151 states and 150 transitions. [2018-11-10 05:58:24,354 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 05:58:24,354 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 99 [2018-11-10 05:58:24,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:24,354 INFO L225 Difference]: With dead ends: 151 [2018-11-10 05:58:24,354 INFO L226 Difference]: Without dead ends: 149 [2018-11-10 05:58:24,355 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:58:24,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-11-10 05:58:24,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-11-10 05:58:24,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-11-10 05:58:24,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 148 transitions. [2018-11-10 05:58:24,357 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 148 transitions. Word has length 99 [2018-11-10 05:58:24,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:24,357 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 148 transitions. [2018-11-10 05:58:24,357 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 05:58:24,358 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 148 transitions. [2018-11-10 05:58:24,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 05:58:24,358 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:24,358 INFO L375 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] [2018-11-10 05:58:24,358 INFO L424 AbstractCegarLoop]: === Iteration 24 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:24,358 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:24,359 INFO L82 PathProgramCache]: Analyzing trace with hash 7920037, now seen corresponding path program 1 times [2018-11-10 05:58:24,359 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:24,359 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/mathsat Starting monitored process 25 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with mathsat -unsat_core_generation=3 [2018-11-10 05:58:24,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:25,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:25,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:25,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:25,232 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:25,253 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:25,253 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:25,253 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:25,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:25,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:25,254 INFO L87 Difference]: Start difference. First operand 149 states and 148 transitions. Second operand 4 states. [2018-11-10 05:58:25,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:25,265 INFO L93 Difference]: Finished difference Result 149 states and 148 transitions. [2018-11-10 05:58:25,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:25,265 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 105 [2018-11-10 05:58:25,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:25,266 INFO L225 Difference]: With dead ends: 149 [2018-11-10 05:58:25,266 INFO L226 Difference]: Without dead ends: 147 [2018-11-10 05:58:25,267 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:58:25,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-11-10 05:58:25,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-11-10 05:58:25,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-11-10 05:58:25,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 146 transitions. [2018-11-10 05:58:25,269 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 146 transitions. Word has length 105 [2018-11-10 05:58:25,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:25,270 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 146 transitions. [2018-11-10 05:58:25,271 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:25,271 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 146 transitions. [2018-11-10 05:58:25,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 05:58:25,271 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:25,271 INFO L375 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] [2018-11-10 05:58:25,272 INFO L424 AbstractCegarLoop]: === Iteration 25 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:25,272 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:25,272 INFO L82 PathProgramCache]: Analyzing trace with hash 131287407, now seen corresponding path program 1 times [2018-11-10 05:58:25,272 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:25,273 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/mathsat Starting monitored process 26 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with mathsat -unsat_core_generation=3 [2018-11-10 05:58:25,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:26,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:26,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:26,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:26,139 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:26,153 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:26,153 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:26,153 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:26,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:26,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:26,154 INFO L87 Difference]: Start difference. First operand 147 states and 146 transitions. Second operand 4 states. [2018-11-10 05:58:26,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:26,163 INFO L93 Difference]: Finished difference Result 147 states and 146 transitions. [2018-11-10 05:58:26,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:26,164 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2018-11-10 05:58:26,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:26,165 INFO L225 Difference]: With dead ends: 147 [2018-11-10 05:58:26,165 INFO L226 Difference]: Without dead ends: 145 [2018-11-10 05:58:26,165 INFO L605 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 [2018-11-10 05:58:26,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-11-10 05:58:26,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2018-11-10 05:58:26,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-11-10 05:58:26,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 144 transitions. [2018-11-10 05:58:26,168 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 144 transitions. Word has length 109 [2018-11-10 05:58:26,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:26,168 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 144 transitions. [2018-11-10 05:58:26,168 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:26,168 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 144 transitions. [2018-11-10 05:58:26,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 05:58:26,169 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:26,169 INFO L375 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] [2018-11-10 05:58:26,169 INFO L424 AbstractCegarLoop]: === Iteration 26 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:26,170 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:26,170 INFO L82 PathProgramCache]: Analyzing trace with hash 989829146, now seen corresponding path program 1 times [2018-11-10 05:58:26,170 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:26,170 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/mathsat Starting monitored process 27 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with mathsat -unsat_core_generation=3 [2018-11-10 05:58:26,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:26,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:27,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:27,022 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:27,036 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:27,036 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:27,037 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:27,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:27,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:27,037 INFO L87 Difference]: Start difference. First operand 145 states and 144 transitions. Second operand 4 states. [2018-11-10 05:58:27,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:27,047 INFO L93 Difference]: Finished difference Result 145 states and 144 transitions. [2018-11-10 05:58:27,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:27,047 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 114 [2018-11-10 05:58:27,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:27,048 INFO L225 Difference]: With dead ends: 145 [2018-11-10 05:58:27,048 INFO L226 Difference]: Without dead ends: 143 [2018-11-10 05:58:27,048 INFO L605 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 [2018-11-10 05:58:27,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-11-10 05:58:27,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2018-11-10 05:58:27,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-11-10 05:58:27,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 142 transitions. [2018-11-10 05:58:27,051 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 142 transitions. Word has length 114 [2018-11-10 05:58:27,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:27,052 INFO L481 AbstractCegarLoop]: Abstraction has 143 states and 142 transitions. [2018-11-10 05:58:27,052 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:27,052 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 142 transitions. [2018-11-10 05:58:27,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-10 05:58:27,053 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:27,053 INFO L375 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] [2018-11-10 05:58:27,053 INFO L424 AbstractCegarLoop]: === Iteration 27 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:27,053 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:27,053 INFO L82 PathProgramCache]: Analyzing trace with hash 190005732, now seen corresponding path program 1 times [2018-11-10 05:58:27,054 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:27,054 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/mathsat Starting monitored process 28 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with mathsat -unsat_core_generation=3 [2018-11-10 05:58:27,077 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:27,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:27,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:27,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:27,922 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:27,935 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:27,935 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:27,935 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:27,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:27,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:27,936 INFO L87 Difference]: Start difference. First operand 143 states and 142 transitions. Second operand 4 states. [2018-11-10 05:58:27,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:27,945 INFO L93 Difference]: Finished difference Result 143 states and 142 transitions. [2018-11-10 05:58:27,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:27,946 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 118 [2018-11-10 05:58:27,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:27,947 INFO L225 Difference]: With dead ends: 143 [2018-11-10 05:58:27,947 INFO L226 Difference]: Without dead ends: 141 [2018-11-10 05:58:27,947 INFO L605 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 [2018-11-10 05:58:27,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-11-10 05:58:27,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2018-11-10 05:58:27,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-11-10 05:58:27,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 140 transitions. [2018-11-10 05:58:27,950 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 140 transitions. Word has length 118 [2018-11-10 05:58:27,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:27,950 INFO L481 AbstractCegarLoop]: Abstraction has 141 states and 140 transitions. [2018-11-10 05:58:27,950 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:27,950 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 140 transitions. [2018-11-10 05:58:27,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 05:58:27,950 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:27,951 INFO L375 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] [2018-11-10 05:58:27,951 INFO L424 AbstractCegarLoop]: === Iteration 28 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:27,951 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:27,951 INFO L82 PathProgramCache]: Analyzing trace with hash -757935122, now seen corresponding path program 1 times [2018-11-10 05:58:27,951 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:27,951 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/mathsat Starting monitored process 29 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with mathsat -unsat_core_generation=3 [2018-11-10 05:58:27,958 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:28,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:28,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:28,830 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:28,843 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:28,844 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:28,844 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:28,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:28,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:28,844 INFO L87 Difference]: Start difference. First operand 141 states and 140 transitions. Second operand 4 states. [2018-11-10 05:58:28,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:28,851 INFO L93 Difference]: Finished difference Result 141 states and 140 transitions. [2018-11-10 05:58:28,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:28,851 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 122 [2018-11-10 05:58:28,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:28,852 INFO L225 Difference]: With dead ends: 141 [2018-11-10 05:58:28,852 INFO L226 Difference]: Without dead ends: 139 [2018-11-10 05:58:28,852 INFO L605 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 [2018-11-10 05:58:28,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2018-11-10 05:58:28,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2018-11-10 05:58:28,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-11-10 05:58:28,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 138 transitions. [2018-11-10 05:58:28,853 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 138 transitions. Word has length 122 [2018-11-10 05:58:28,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:28,854 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 138 transitions. [2018-11-10 05:58:28,854 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:28,854 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 138 transitions. [2018-11-10 05:58:28,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 05:58:28,854 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:28,854 INFO L375 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] [2018-11-10 05:58:28,854 INFO L424 AbstractCegarLoop]: === Iteration 29 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:28,854 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:28,855 INFO L82 PathProgramCache]: Analyzing trace with hash -858771912, now seen corresponding path program 1 times [2018-11-10 05:58:28,855 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:28,855 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:28,860 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:30,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:30,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:30,327 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:30,347 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:30,347 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:30,347 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:30,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:30,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:30,347 INFO L87 Difference]: Start difference. First operand 139 states and 138 transitions. Second operand 4 states. [2018-11-10 05:58:30,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:30,357 INFO L93 Difference]: Finished difference Result 139 states and 138 transitions. [2018-11-10 05:58:30,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:30,358 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 126 [2018-11-10 05:58:30,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:30,358 INFO L225 Difference]: With dead ends: 139 [2018-11-10 05:58:30,358 INFO L226 Difference]: Without dead ends: 137 [2018-11-10 05:58:30,358 INFO L605 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 [2018-11-10 05:58:30,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-11-10 05:58:30,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2018-11-10 05:58:30,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-11-10 05:58:30,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 136 transitions. [2018-11-10 05:58:30,360 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 136 transitions. Word has length 126 [2018-11-10 05:58:30,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:30,360 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 136 transitions. [2018-11-10 05:58:30,360 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:30,361 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 136 transitions. [2018-11-10 05:58:30,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 05:58:30,361 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:30,361 INFO L375 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] [2018-11-10 05:58:30,361 INFO L424 AbstractCegarLoop]: === Iteration 30 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:30,361 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:30,361 INFO L82 PathProgramCache]: Analyzing trace with hash 2024616130, now seen corresponding path program 1 times [2018-11-10 05:58:30,361 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:30,362 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:30,367 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:31,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:31,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:31,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:31,815 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:31,834 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:31,834 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:31,834 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:31,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:31,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:31,835 INFO L87 Difference]: Start difference. First operand 137 states and 136 transitions. Second operand 4 states. [2018-11-10 05:58:31,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:31,842 INFO L93 Difference]: Finished difference Result 137 states and 136 transitions. [2018-11-10 05:58:31,842 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:31,842 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 130 [2018-11-10 05:58:31,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:31,843 INFO L225 Difference]: With dead ends: 137 [2018-11-10 05:58:31,843 INFO L226 Difference]: Without dead ends: 135 [2018-11-10 05:58:31,843 INFO L605 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 [2018-11-10 05:58:31,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-11-10 05:58:31,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2018-11-10 05:58:31,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-11-10 05:58:31,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 134 transitions. [2018-11-10 05:58:31,845 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 134 transitions. Word has length 130 [2018-11-10 05:58:31,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:31,846 INFO L481 AbstractCegarLoop]: Abstraction has 135 states and 134 transitions. [2018-11-10 05:58:31,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:31,846 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 134 transitions. [2018-11-10 05:58:31,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-10 05:58:31,847 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:58:31,847 INFO L375 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] [2018-11-10 05:58:31,847 INFO L424 AbstractCegarLoop]: === Iteration 31 === [mainErr21ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr16ASSERT_VIOLATIONERROR_FUNCTION, mainErr33ASSERT_VIOLATIONERROR_FUNCTION, mainErr32ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr19ASSERT_VIOLATIONERROR_FUNCTION, mainErr30ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr17ASSERT_VIOLATIONERROR_FUNCTION, mainErr29ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr23ASSERT_VIOLATIONERROR_FUNCTION, mainErr35ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr20ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr28ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr22ASSERT_VIOLATIONERROR_FUNCTION, mainErr26ASSERT_VIOLATIONERROR_FUNCTION, mainErr27ASSERT_VIOLATIONERROR_FUNCTION, mainErr37ASSERT_VIOLATIONERROR_FUNCTION, mainErr18ASSERT_VIOLATIONERROR_FUNCTION, mainErr24ASSERT_VIOLATIONERROR_FUNCTION, mainErr34ASSERT_VIOLATIONERROR_FUNCTION, mainErr36ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr25ASSERT_VIOLATIONERROR_FUNCTION, mainErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:58:31,847 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:58:31,847 INFO L82 PathProgramCache]: Analyzing trace with hash 299613068, now seen corresponding path program 1 times [2018-11-10 05:58:31,848 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 05:58:31,848 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/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 [2018-11-10 05:58:31,860 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:58:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:58:33,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:58:33,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:58:33,336 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 05:58:33,355 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:58:33,355 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:58:33,355 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 05:58:33,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:58:33,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:58:33,356 INFO L87 Difference]: Start difference. First operand 135 states and 134 transitions. Second operand 4 states. [2018-11-10 05:58:33,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:58:33,361 INFO L93 Difference]: Finished difference Result 135 states and 134 transitions. [2018-11-10 05:58:33,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:58:33,361 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 134 [2018-11-10 05:58:33,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:58:33,362 INFO L225 Difference]: With dead ends: 135 [2018-11-10 05:58:33,362 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 05:58:33,362 INFO L605 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 [2018-11-10 05:58:33,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 05:58:33,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 05:58:33,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 05:58:33,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 05:58:33,363 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 134 [2018-11-10 05:58:33,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:58:33,363 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 05:58:33,363 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 05:58:33,363 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 05:58:33,363 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:58:33,366 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 05:58:33,393 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-10 05:58:33,393 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:58:33,393 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:58:33,393 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-10 05:58:33,393 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 05:58:33,393 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:58:33,393 INFO L425 ceAbstractionStarter]: For program point L960(line 960) no Hoare annotation was computed. [2018-11-10 05:58:33,393 INFO L425 ceAbstractionStarter]: For program point L993-1(line 993) no Hoare annotation was computed. [2018-11-10 05:58:33,393 INFO L425 ceAbstractionStarter]: For program point L960-2(line 960) no Hoare annotation was computed. [2018-11-10 05:58:33,393 INFO L425 ceAbstractionStarter]: For program point L993-3(line 993) no Hoare annotation was computed. [2018-11-10 05:58:33,394 INFO L425 ceAbstractionStarter]: For program point L993-4(line 993) no Hoare annotation was computed. [2018-11-10 05:58:33,394 INFO L425 ceAbstractionStarter]: For program point L960-4(line 960) no Hoare annotation was computed. [2018-11-10 05:58:33,394 INFO L425 ceAbstractionStarter]: For program point L993-5(line 993) no Hoare annotation was computed. [2018-11-10 05:58:33,394 INFO L425 ceAbstractionStarter]: For program point L960-5(line 960) no Hoare annotation was computed. [2018-11-10 05:58:33,394 INFO L425 ceAbstractionStarter]: For program point mainErr8ASSERT_VIOLATIONERROR_FUNCTION(line 971) no Hoare annotation was computed. [2018-11-10 05:58:33,394 INFO L425 ceAbstractionStarter]: For program point L960-6(line 960) no Hoare annotation was computed. [2018-11-10 05:58:33,394 INFO L425 ceAbstractionStarter]: For program point L993-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,394 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 952 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,394 INFO L425 ceAbstractionStarter]: For program point L960-8(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,394 INFO L425 ceAbstractionStarter]: For program point L994-1(line 994) no Hoare annotation was computed. [2018-11-10 05:58:33,394 INFO L425 ceAbstractionStarter]: For program point L961-1(line 961) no Hoare annotation was computed. [2018-11-10 05:58:33,394 INFO L425 ceAbstractionStarter]: For program point L994-3(line 994) no Hoare annotation was computed. [2018-11-10 05:58:33,394 INFO L425 ceAbstractionStarter]: For program point L961-3(line 961) no Hoare annotation was computed. [2018-11-10 05:58:33,394 INFO L425 ceAbstractionStarter]: For program point L994-4(line 994) no Hoare annotation was computed. [2018-11-10 05:58:33,394 INFO L425 ceAbstractionStarter]: For program point L961-4(line 961) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point L994-5(line 994) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point L961-5(line 961) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point L994-7(line 994) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point L961-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point L962-1(line 962) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point L962-3(line 962) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point L962-4(line 962) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point L962-5(line 962) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point L962-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point mainErr27ASSERT_VIOLATIONERROR_FUNCTION(line 998) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point mainErr32ASSERT_VIOLATIONERROR_FUNCTION(line 1003) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point L997(line 997) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point L964-1(line 964) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point L997-2(line 997) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point L964-3(line 964) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point L997-4(line 997) no Hoare annotation was computed. [2018-11-10 05:58:33,395 INFO L425 ceAbstractionStarter]: For program point L964-4(line 964) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point L997-5(line 997) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point L964-5(line 964) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point L997-6(line 997) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point L964-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point L997-8(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point L998(line 998) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point L965-1(line 965) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point L998-2(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point mainErr26ASSERT_VIOLATIONERROR_FUNCTION(line 997) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point L965-3(line 965) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point L965-4(line 965) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point L965-5(line 965) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point L965-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 960) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point L999(line 999) no Hoare annotation was computed. [2018-11-10 05:58:33,396 INFO L425 ceAbstractionStarter]: For program point mainErr22ASSERT_VIOLATIONERROR_FUNCTION(line 989) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point L999-2(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point mainErr6ASSERT_VIOLATIONERROR_FUNCTION(line 969) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point L1000-1(line 1000) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point L1000-3(line 1000) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point L1000-4(line 1000) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point L1000-5(line 1000) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point L1000-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point mainErr36ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point L1001-1(line 1001) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point L968-1(line 968) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point L1001-3(line 1001) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point L968-3(line 968) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point L1001-4(line 1001) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point L968-4(line 968) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point L1001-5(line 1001) no Hoare annotation was computed. [2018-11-10 05:58:33,397 INFO L425 ceAbstractionStarter]: For program point L968-5(line 968) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point L1001-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point L968-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point mainErr9ASSERT_VIOLATIONERROR_FUNCTION(line 972) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point mainErr28ASSERT_VIOLATIONERROR_FUNCTION(line 999) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point L1002(line 1002) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point L969-1(line 969) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point L1002-2(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point mainErr12ASSERT_VIOLATIONERROR_FUNCTION(line 977) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point L969-3(line 969) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point L969-4(line 969) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point L969-5(line 969) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point L969-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point L970(line 970) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point L1003-1(line 1003) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point L970-2(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,398 INFO L425 ceAbstractionStarter]: For program point L1003-3(line 1003) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L1003-4(line 1003) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L1003-5(line 1003) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L1003-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L1004-1(line 1004) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L971-1(line 971) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L1004-3(line 1004) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L971-3(line 971) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L1004-4(line 1004) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L971-4(line 971) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L1004-5(line 1004) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L971-5(line 971) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L1004-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L971-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L1005-1(line 1005) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L972-1(line 972) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L1005-3(line 1005) no Hoare annotation was computed. [2018-11-10 05:58:33,399 INFO L425 ceAbstractionStarter]: For program point L972-3(line 972) no Hoare annotation was computed. [2018-11-10 05:58:33,400 INFO L425 ceAbstractionStarter]: For program point L1005-4(line 1005) no Hoare annotation was computed. [2018-11-10 05:58:33,400 INFO L425 ceAbstractionStarter]: For program point L972-4(line 972) no Hoare annotation was computed. [2018-11-10 05:58:33,400 INFO L425 ceAbstractionStarter]: For program point L1005-5(line 1005) no Hoare annotation was computed. [2018-11-10 05:58:33,400 INFO L425 ceAbstractionStarter]: For program point L972-5(line 972) no Hoare annotation was computed. [2018-11-10 05:58:33,400 INFO L425 ceAbstractionStarter]: For program point L1005-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,400 INFO L425 ceAbstractionStarter]: For program point L972-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,400 INFO L425 ceAbstractionStarter]: For program point mainErr10ASSERT_VIOLATIONERROR_FUNCTION(line 975) no Hoare annotation was computed. [2018-11-10 05:58:33,400 INFO L425 ceAbstractionStarter]: For program point L1006-1(line 1006) no Hoare annotation was computed. [2018-11-10 05:58:33,400 INFO L425 ceAbstractionStarter]: For program point mainErr20ASSERT_VIOLATIONERROR_FUNCTION(line 987) no Hoare annotation was computed. [2018-11-10 05:58:33,400 INFO L425 ceAbstractionStarter]: For program point L1006-3(line 1006) no Hoare annotation was computed. [2018-11-10 05:58:33,400 INFO L425 ceAbstractionStarter]: For program point L1006-4(line 1006) no Hoare annotation was computed. [2018-11-10 05:58:33,400 INFO L425 ceAbstractionStarter]: For program point L1006-5(line 1006) no Hoare annotation was computed. [2018-11-10 05:58:33,400 INFO L425 ceAbstractionStarter]: For program point L1006-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,400 INFO L425 ceAbstractionStarter]: For program point mainErr35ASSERT_VIOLATIONERROR_FUNCTION(line 1006) no Hoare annotation was computed. [2018-11-10 05:58:33,400 INFO L425 ceAbstractionStarter]: For program point L1007-1(line 1007) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point L1007-3(line 1007) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point L1007-4(line 1007) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point L1007-5(line 1007) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point L1007-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point mainErr33ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point mainErr16ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point L1008-1(line 1008) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point L975-1(line 975) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point L1008-3(line 1008) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point L975-3(line 975) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point L1008-4(line 1008) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point L975-4(line 975) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point L1008-5(line 1008) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point L975-5(line 975) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point mainErr5ASSERT_VIOLATIONERROR_FUNCTION(line 968) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point L1008-7(lines 952 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,401 INFO L425 ceAbstractionStarter]: For program point L975-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point L976-1(line 976) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point L976-3(line 976) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point mainErr7ASSERT_VIOLATIONERROR_FUNCTION(line 970) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point L976-4(line 976) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point L976-5(line 976) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point L976-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point L977(line 977) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point L977-2(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point mainErr30ASSERT_VIOLATIONERROR_FUNCTION(line 1001) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point L978-1(line 978) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point L978-3(line 978) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point L978-4(line 978) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point L978-5(line 978) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point mainErr25ASSERT_VIOLATIONERROR_FUNCTION(line 994) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point L978-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,402 INFO L425 ceAbstractionStarter]: For program point mainErr13ASSERT_VIOLATIONERROR_FUNCTION(line 978) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point mainErr11ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point L979-1(line 979) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point L979-3(line 979) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point L979-4(line 979) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point L979-5(line 979) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point L979-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point mainErr14ASSERT_VIOLATIONERROR_FUNCTION(line 979) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point mainErr34ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point mainErr4ASSERT_VIOLATIONERROR_FUNCTION(line 965) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point L982-1(line 982) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point L982-3(line 982) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point L982-4(line 982) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point L982-5(line 982) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point L982-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point mainErr2ASSERT_VIOLATIONERROR_FUNCTION(line 962) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point L983-1(line 983) no Hoare annotation was computed. [2018-11-10 05:58:33,403 INFO L425 ceAbstractionStarter]: For program point L983-3(line 983) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point L983-4(line 983) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point L983-5(line 983) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point L983-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point L984(line 984) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point mainErr3ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point L984-2(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point mainErr37ASSERT_VIOLATIONERROR_FUNCTION(line 1008) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point L985(line 985) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point L985-2(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point mainErr18ASSERT_VIOLATIONERROR_FUNCTION(line 985) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point mainErr17ASSERT_VIOLATIONERROR_FUNCTION(line 984) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point L986-1(line 986) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point L986-3(line 986) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point L986-4(line 986) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point L986-5(line 986) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point L986-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,404 INFO L425 ceAbstractionStarter]: For program point mainErr29ASSERT_VIOLATIONERROR_FUNCTION(line 1000) no Hoare annotation was computed. [2018-11-10 05:58:33,405 INFO L425 ceAbstractionStarter]: For program point mainErr15ASSERT_VIOLATIONERROR_FUNCTION(line 982) no Hoare annotation was computed. [2018-11-10 05:58:33,405 INFO L425 ceAbstractionStarter]: For program point L987-1(line 987) no Hoare annotation was computed. [2018-11-10 05:58:33,405 INFO L425 ceAbstractionStarter]: For program point mainErr23ASSERT_VIOLATIONERROR_FUNCTION(line 990) no Hoare annotation was computed. [2018-11-10 05:58:33,405 INFO L425 ceAbstractionStarter]: For program point L987-3(line 987) no Hoare annotation was computed. [2018-11-10 05:58:33,405 INFO L425 ceAbstractionStarter]: For program point L987-4(line 987) no Hoare annotation was computed. [2018-11-10 05:58:33,405 INFO L425 ceAbstractionStarter]: For program point L987-5(line 987) no Hoare annotation was computed. [2018-11-10 05:58:33,405 INFO L425 ceAbstractionStarter]: For program point L987-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,405 INFO L425 ceAbstractionStarter]: For program point mainErr21ASSERT_VIOLATIONERROR_FUNCTION(line 988) no Hoare annotation was computed. [2018-11-10 05:58:33,405 INFO L425 ceAbstractionStarter]: For program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 961) no Hoare annotation was computed. [2018-11-10 05:58:33,405 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 952 1011) the Hoare annotation is: true [2018-11-10 05:58:33,405 INFO L425 ceAbstractionStarter]: For program point L988-1(line 988) no Hoare annotation was computed. [2018-11-10 05:58:33,405 INFO L425 ceAbstractionStarter]: For program point L988-3(line 988) no Hoare annotation was computed. [2018-11-10 05:58:33,405 INFO L425 ceAbstractionStarter]: For program point L988-4(line 988) no Hoare annotation was computed. [2018-11-10 05:58:33,405 INFO L425 ceAbstractionStarter]: For program point L988-5(line 988) no Hoare annotation was computed. [2018-11-10 05:58:33,405 INFO L425 ceAbstractionStarter]: For program point mainErr24ASSERT_VIOLATIONERROR_FUNCTION(line 993) no Hoare annotation was computed. [2018-11-10 05:58:33,405 INFO L425 ceAbstractionStarter]: For program point L988-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,406 INFO L425 ceAbstractionStarter]: For program point L989-1(line 989) no Hoare annotation was computed. [2018-11-10 05:58:33,406 INFO L425 ceAbstractionStarter]: For program point L989-3(line 989) no Hoare annotation was computed. [2018-11-10 05:58:33,406 INFO L425 ceAbstractionStarter]: For program point L989-4(line 989) no Hoare annotation was computed. [2018-11-10 05:58:33,406 INFO L425 ceAbstractionStarter]: For program point L989-5(line 989) no Hoare annotation was computed. [2018-11-10 05:58:33,406 INFO L425 ceAbstractionStarter]: For program point L989-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,406 INFO L425 ceAbstractionStarter]: For program point L990-1(line 990) no Hoare annotation was computed. [2018-11-10 05:58:33,406 INFO L425 ceAbstractionStarter]: For program point L990-3(line 990) no Hoare annotation was computed. [2018-11-10 05:58:33,406 INFO L425 ceAbstractionStarter]: For program point L990-4(line 990) no Hoare annotation was computed. [2018-11-10 05:58:33,406 INFO L425 ceAbstractionStarter]: For program point L990-5(line 990) no Hoare annotation was computed. [2018-11-10 05:58:33,406 INFO L425 ceAbstractionStarter]: For program point L990-7(lines 953 1011) no Hoare annotation was computed. [2018-11-10 05:58:33,406 INFO L425 ceAbstractionStarter]: For program point mainErr19ASSERT_VIOLATIONERROR_FUNCTION(line 986) no Hoare annotation was computed. [2018-11-10 05:58:33,406 INFO L425 ceAbstractionStarter]: For program point mainErr31ASSERT_VIOLATIONERROR_FUNCTION(line 1002) no Hoare annotation was computed. [2018-11-10 05:58:33,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 05:58:33 BoogieIcfgContainer [2018-11-10 05:58:33,409 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 05:58:33,409 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:58:33,410 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:58:33,410 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:58:33,410 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:58:19" (3/4) ... [2018-11-10 05:58:33,413 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:58:33,420 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 05:58:33,420 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 05:58:33,433 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 98 nodes and edges [2018-11-10 05:58:33,434 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 05:58:33,434 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 05:58:33,538 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_248f2c78-0b55-4890-870d-d38138d47cae/bin-2019/uautomizer/witness.graphml [2018-11-10 05:58:33,539 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:58:33,539 INFO L168 Benchmark]: Toolchain (without parser) took 15865.91 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 300.4 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -116.8 MB). Peak memory consumption was 183.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:58:33,540 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-11-10 05:58:33,540 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.48 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 816.3 MB in the end (delta: 128.9 MB). Peak memory consumption was 128.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:58:33,540 INFO L168 Benchmark]: Boogie Preprocessor took 118.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 816.3 MB in the beginning and 1.1 GB in the end (delta: -312.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:58:33,540 INFO L168 Benchmark]: RCFGBuilder took 874.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 109.3 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:58:33,541 INFO L168 Benchmark]: TraceAbstraction took 14093.57 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 162.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -65.7 MB). Peak memory consumption was 96.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:58:33,541 INFO L168 Benchmark]: Witness Printer took 129.15 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:58:33,542 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 647.48 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 816.3 MB in the end (delta: 128.9 MB). Peak memory consumption was 128.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 118.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 816.3 MB in the beginning and 1.1 GB in the end (delta: -312.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 874.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 109.3 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14093.57 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 162.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -65.7 MB). Peak memory consumption was 96.3 MB. Max. memory is 11.5 GB. * Witness Printer took 129.15 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 988]: 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: 983]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1004]: 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: 970]: 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: 977]: 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: 961]: 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: 1001]: 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: 978]: 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: 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: 979]: 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: 990]: 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: 972]: 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: 962]: 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: 960]: 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: 997]: 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: 1008]: 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: 993]: 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: 1007]: 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: 971]: 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: 1002]: 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, 14.0s OverallTime, 31 OverallIterations, 1 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4966 SDtfs, 81 SDslu, 9617 SDs, 0 SdLazy, 119 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2160 GetRequests, 2069 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s 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: 0.1s 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: 0.1s SsaConstructionTime, 10.6s SatisfiabilityAnalysisTime, 1.7s 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...