./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0873a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0873a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 01b99343bbfb4ebb1b4659c391835d27a39fffe9 ............................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0873a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 01b99343bbfb4ebb1b4659c391835d27a39fffe9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 00:07:02,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:07:02,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:07:02,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:07:02,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:07:02,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:07:02,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:07:02,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:07:02,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:07:02,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:07:02,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:07:02,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:07:02,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:07:02,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:07:02,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:07:03,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:07:03,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:07:03,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:07:03,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:07:03,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:07:03,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:07:03,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:07:03,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:07:03,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:07:03,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:07:03,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:07:03,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:07:03,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:07:03,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:07:03,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:07:03,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:07:03,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:07:03,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:07:03,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:07:03,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:07:03,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:07:03,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:07:03,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:07:03,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:07:03,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:07:03,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:07:03,031 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 00:07:03,046 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:07:03,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:07:03,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:07:03,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:07:03,048 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 00:07:03,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:07:03,049 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 00:07:03,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 00:07:03,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 00:07:03,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:07:03,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 00:07:03,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 00:07:03,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 00:07:03,052 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 00:07:03,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 00:07:03,052 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:07:03,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 00:07:03,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:07:03,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 00:07:03,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 00:07:03,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 00:07:03,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 00:07:03,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:07:03,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 00:07:03,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 00:07:03,054 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 00:07:03,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 00:07:03,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 00:07:03,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01b99343bbfb4ebb1b4659c391835d27a39fffe9 [2019-11-20 00:07:03,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:07:03,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:07:03,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:07:03,258 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:07:03,259 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:07:03,259 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0873a.c [2019-11-20 00:07:03,322 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/data/63ee32ca4/0611b7a9d921478798bfe2e336492552/FLAGa50e1c4d7 [2019-11-20 00:07:03,685 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:07:03,686 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/sv-benchmarks/c/float-newlib/double_req_bl_0873a.c [2019-11-20 00:07:03,696 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/data/63ee32ca4/0611b7a9d921478798bfe2e336492552/FLAGa50e1c4d7 [2019-11-20 00:07:04,037 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/data/63ee32ca4/0611b7a9d921478798bfe2e336492552 [2019-11-20 00:07:04,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:07:04,040 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 00:07:04,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:07:04,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:07:04,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:07:04,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:07:04" (1/1) ... [2019-11-20 00:07:04,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a77e80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:04, skipping insertion in model container [2019-11-20 00:07:04,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:07:04" (1/1) ... [2019-11-20 00:07:04,054 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:07:04,099 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:07:04,413 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1636) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.lambda$41(StandardFunctionHandler.java:317) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:210) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1262) 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.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1832) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1455) 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:906) 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.visit(CHandler.java:1432) 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:906) 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:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1284) 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:3361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2176) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) 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:187) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:92) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) 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) [2019-11-20 00:07:04,420 INFO L168 Benchmark]: Toolchain (without parser) took 378.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -152.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-20 00:07:04,421 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:07:04,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -158.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-20 00:07:04,423 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 376.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -158.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 00:07:06,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:07:06,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:07:06,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:07:06,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:07:06,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:07:06,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:07:06,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:07:06,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:07:06,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:07:06,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:07:06,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:07:06,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:07:06,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:07:06,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:07:06,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:07:06,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:07:06,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:07:06,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:07:06,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:07:06,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:07:06,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:07:06,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:07:06,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:07:06,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:07:06,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:07:06,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:07:06,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:07:06,134 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:07:06,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:07:06,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:07:06,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:07:06,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:07:06,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:07:06,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:07:06,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:07:06,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:07:06,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:07:06,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:07:06,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:07:06,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:07:06,145 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-20 00:07:06,170 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:07:06,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:07:06,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:07:06,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:07:06,171 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 00:07:06,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:07:06,172 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 00:07:06,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 00:07:06,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:07:06,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 00:07:06,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 00:07:06,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 00:07:06,173 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 00:07:06,174 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 00:07:06,174 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 00:07:06,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 00:07:06,174 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:07:06,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 00:07:06,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:07:06,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 00:07:06,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 00:07:06,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 00:07:06,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 00:07:06,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:07:06,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 00:07:06,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 00:07:06,177 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 00:07:06,177 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 00:07:06,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 00:07:06,178 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 00:07:06,178 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01b99343bbfb4ebb1b4659c391835d27a39fffe9 [2019-11-20 00:07:06,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:07:06,529 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:07:06,531 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:07:06,533 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:07:06,533 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:07:06,534 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0873a.c [2019-11-20 00:07:06,586 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/data/1ff6815d2/c7fd1d6c19e145bab8800d9a12c3c690/FLAG936007ecc [2019-11-20 00:07:07,115 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:07:07,116 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/sv-benchmarks/c/float-newlib/double_req_bl_0873a.c [2019-11-20 00:07:07,125 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/data/1ff6815d2/c7fd1d6c19e145bab8800d9a12c3c690/FLAG936007ecc [2019-11-20 00:07:07,477 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/data/1ff6815d2/c7fd1d6c19e145bab8800d9a12c3c690 [2019-11-20 00:07:07,480 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:07:07,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 00:07:07,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:07:07,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:07:07,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:07:07,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:07:07" (1/1) ... [2019-11-20 00:07:07,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bb862d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:07, skipping insertion in model container [2019-11-20 00:07:07,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:07:07" (1/1) ... [2019-11-20 00:07:07,502 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:07:07,545 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:07:07,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:07:07,877 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 00:07:07,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:07:08,020 INFO L192 MainTranslator]: Completed translation [2019-11-20 00:07:08,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:08 WrapperNode [2019-11-20 00:07:08,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 00:07:08,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 00:07:08,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 00:07:08,021 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 00:07:08,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:08" (1/1) ... [2019-11-20 00:07:08,051 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:08" (1/1) ... [2019-11-20 00:07:08,104 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 00:07:08,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 00:07:08,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 00:07:08,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 00:07:08,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:08" (1/1) ... [2019-11-20 00:07:08,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:08" (1/1) ... [2019-11-20 00:07:08,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:08" (1/1) ... [2019-11-20 00:07:08,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:08" (1/1) ... [2019-11-20 00:07:08,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:08" (1/1) ... [2019-11-20 00:07:08,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:08" (1/1) ... [2019-11-20 00:07:08,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:08" (1/1) ... [2019-11-20 00:07:08,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 00:07:08,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 00:07:08,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 00:07:08,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 00:07:08,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 00:07:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-11-20 00:07:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-11-20 00:07:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 00:07:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2019-11-20 00:07:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 00:07:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 00:07:08,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 00:07:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 00:07:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 00:07:54,127 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 00:07:54,127 INFO L285 CfgBuilder]: Removed 88 assume(true) statements. [2019-11-20 00:07:54,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:07:54 BoogieIcfgContainer [2019-11-20 00:07:54,128 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 00:07:54,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 00:07:54,130 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 00:07:54,133 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 00:07:54,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:07:07" (1/3) ... [2019-11-20 00:07:54,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@554c8930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:07:54, skipping insertion in model container [2019-11-20 00:07:54,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:08" (2/3) ... [2019-11-20 00:07:54,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@554c8930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:07:54, skipping insertion in model container [2019-11-20 00:07:54,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:07:54" (3/3) ... [2019-11-20 00:07:54,143 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0873a.c [2019-11-20 00:07:54,156 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 00:07:54,167 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 00:07:54,179 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 00:07:54,223 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 00:07:54,224 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 00:07:54,224 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 00:07:54,224 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 00:07:54,224 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 00:07:54,224 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 00:07:54,224 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 00:07:54,225 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 00:07:54,244 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states. [2019-11-20 00:07:54,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-20 00:07:54,250 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:07:54,251 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:07:54,252 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:07:54,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:07:54,257 INFO L82 PathProgramCache]: Analyzing trace with hash -1640331358, now seen corresponding path program 1 times [2019-11-20 00:07:54,267 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 00:07:54,267 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1703843595] [2019-11-20 00:07:54,268 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/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 [2019-11-20 00:07:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:07:54,545 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-20 00:07:54,550 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:07:54,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:07:54,569 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 00:07:54,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:07:54,577 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1703843595] [2019-11-20 00:07:54,578 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:07:54,578 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-20 00:07:54,579 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762027759] [2019-11-20 00:07:54,584 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 00:07:54,584 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 00:07:54,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 00:07:54,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 00:07:54,599 INFO L87 Difference]: Start difference. First operand 210 states. Second operand 2 states. [2019-11-20 00:07:54,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:07:54,671 INFO L93 Difference]: Finished difference Result 418 states and 716 transitions. [2019-11-20 00:07:54,672 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 00:07:54,673 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-11-20 00:07:54,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:07:54,693 INFO L225 Difference]: With dead ends: 418 [2019-11-20 00:07:54,702 INFO L226 Difference]: Without dead ends: 207 [2019-11-20 00:07:54,706 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 00:07:54,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2019-11-20 00:07:54,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2019-11-20 00:07:54,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-11-20 00:07:54,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 285 transitions. [2019-11-20 00:07:54,790 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 285 transitions. Word has length 9 [2019-11-20 00:07:54,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:07:54,791 INFO L462 AbstractCegarLoop]: Abstraction has 207 states and 285 transitions. [2019-11-20 00:07:54,791 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 00:07:54,791 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 285 transitions. [2019-11-20 00:07:54,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 00:07:54,792 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:07:54,792 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:07:55,010 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-20 00:07:55,010 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:07:55,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:07:55,011 INFO L82 PathProgramCache]: Analyzing trace with hash 559153733, now seen corresponding path program 1 times [2019-11-20 00:07:55,012 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 00:07:55,013 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1465919885] [2019-11-20 00:07:55,013 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/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 [2019-11-20 00:07:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:07:55,307 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-20 00:07:55,309 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:07:55,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:07:55,402 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 00:07:55,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:07:55,525 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1465919885] [2019-11-20 00:07:55,526 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:07:55,526 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-20 00:07:55,526 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256221420] [2019-11-20 00:07:55,528 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-20 00:07:55,528 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 00:07:55,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-20 00:07:55,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-20 00:07:55,529 INFO L87 Difference]: Start difference. First operand 207 states and 285 transitions. Second operand 8 states. [2019-11-20 00:08:03,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:08:03,807 INFO L93 Difference]: Finished difference Result 332 states and 449 transitions. [2019-11-20 00:08:03,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 00:08:03,964 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 11 [2019-11-20 00:08:03,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:08:03,966 INFO L225 Difference]: With dead ends: 332 [2019-11-20 00:08:03,966 INFO L226 Difference]: Without dead ends: 137 [2019-11-20 00:08:03,969 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-20 00:08:03,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-11-20 00:08:03,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 133. [2019-11-20 00:08:03,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2019-11-20 00:08:03,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 166 transitions. [2019-11-20 00:08:03,990 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 166 transitions. Word has length 11 [2019-11-20 00:08:03,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:08:03,991 INFO L462 AbstractCegarLoop]: Abstraction has 133 states and 166 transitions. [2019-11-20 00:08:03,991 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-20 00:08:03,991 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 166 transitions. [2019-11-20 00:08:03,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 00:08:03,992 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:08:03,992 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:08:04,206 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-20 00:08:04,210 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:08:04,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:08:04,210 INFO L82 PathProgramCache]: Analyzing trace with hash -305805344, now seen corresponding path program 1 times [2019-11-20 00:08:04,211 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 00:08:04,211 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1147179264] [2019-11-20 00:08:04,211 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/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 [2019-11-20 00:08:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:08:04,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 00:08:04,469 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:08:04,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:08:04,512 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 00:08:04,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:08:04,540 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1147179264] [2019-11-20 00:08:04,540 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:08:04,540 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-11-20 00:08:04,540 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978796209] [2019-11-20 00:08:04,541 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 00:08:04,541 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 00:08:04,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 00:08:04,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 00:08:04,542 INFO L87 Difference]: Start difference. First operand 133 states and 166 transitions. Second operand 5 states. [2019-11-20 00:08:24,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:08:24,426 INFO L93 Difference]: Finished difference Result 141 states and 172 transitions. [2019-11-20 00:08:24,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 00:08:24,478 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2019-11-20 00:08:24,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:08:24,480 INFO L225 Difference]: With dead ends: 141 [2019-11-20 00:08:24,480 INFO L226 Difference]: Without dead ends: 137 [2019-11-20 00:08:24,480 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-20 00:08:24,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-11-20 00:08:24,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 133. [2019-11-20 00:08:24,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2019-11-20 00:08:24,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 164 transitions. [2019-11-20 00:08:24,489 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 164 transitions. Word has length 13 [2019-11-20 00:08:24,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:08:24,490 INFO L462 AbstractCegarLoop]: Abstraction has 133 states and 164 transitions. [2019-11-20 00:08:24,490 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 00:08:24,490 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 164 transitions. [2019-11-20 00:08:24,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 00:08:24,491 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:08:24,491 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:08:24,705 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-20 00:08:24,706 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:08:24,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:08:24,706 INFO L82 PathProgramCache]: Analyzing trace with hash -305745762, now seen corresponding path program 1 times [2019-11-20 00:08:24,707 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 00:08:24,707 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [584404441] [2019-11-20 00:08:24,707 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/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 [2019-11-20 00:08:24,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:08:25,004 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 22 conjunts are in the unsatisfiable core [2019-11-20 00:08:25,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:08:25,057 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 00:08:25,076 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 47 [2019-11-20 00:08:25,093 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2019-11-20 00:08:25,094 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:25,113 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,122 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,122 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 13 [2019-11-20 00:08:25,123 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:25,130 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,130 INFO L496 ElimStorePlain]: Start of recursive call 2: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 00:08:25,156 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,157 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-20 00:08:25,157 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:75, output treesize:34 [2019-11-20 00:08:25,218 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2019-11-20 00:08:25,238 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 00:08:25,243 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 27 [2019-11-20 00:08:25,243 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:25,261 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,275 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,276 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 12 [2019-11-20 00:08:25,276 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:25,282 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,282 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 00:08:25,324 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,325 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2019-11-20 00:08:25,326 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:76, output treesize:48 [2019-11-20 00:08:25,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:08:25,450 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 00:08:25,582 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-20 00:08:25,631 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,632 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 39 [2019-11-20 00:08:25,657 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2019-11-20 00:08:25,658 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:25,674 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,675 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 00:08:25,721 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,721 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 47 [2019-11-20 00:08:25,772 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,772 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 29 treesize of output 33 [2019-11-20 00:08:25,773 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:25,805 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,826 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 17 [2019-11-20 00:08:25,827 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:25,843 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,844 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 00:08:25,868 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,868 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 42 [2019-11-20 00:08:25,883 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2019-11-20 00:08:25,884 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:25,894 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,895 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 00:08:25,910 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,910 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 62 treesize of output 60 [2019-11-20 00:08:25,938 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,938 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 37 [2019-11-20 00:08:25,939 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:25,957 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,967 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,967 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2019-11-20 00:08:25,968 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:25,978 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:25,978 INFO L496 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 00:08:26,026 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:26,027 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2019-11-20 00:08:26,027 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 4 variables, input treesize:191, output treesize:78 [2019-11-20 00:08:26,162 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 00:08:26,323 INFO L237 Elim1Store]: Index analysis took 129 ms [2019-11-20 00:08:26,355 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:26,356 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 80 treesize of output 85 [2019-11-20 00:08:26,386 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2019-11-20 00:08:26,386 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:26,422 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:26,441 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2019-11-20 00:08:26,442 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:26,465 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:26,466 INFO L496 ElimStorePlain]: Start of recursive call 2: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 00:08:26,542 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:26,543 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 77 treesize of output 79 [2019-11-20 00:08:26,668 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:26,668 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 9 case distinctions, treesize of input 50 treesize of output 65 [2019-11-20 00:08:26,669 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:26,715 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:26,730 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 27 [2019-11-20 00:08:26,731 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:26,761 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:26,770 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2019-11-20 00:08:26,771 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:26,790 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:26,790 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 00:08:26,836 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:26,836 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 66 treesize of output 71 [2019-11-20 00:08:26,863 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2019-11-20 00:08:26,863 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:26,903 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:26,912 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:26,913 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 16 [2019-11-20 00:08:26,913 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:26,925 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:26,925 INFO L496 ElimStorePlain]: Start of recursive call 9: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 00:08:26,994 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:26,995 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 3 xjuncts. [2019-11-20 00:08:26,995 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 5 variables, input treesize:224, output treesize:97 [2019-11-20 00:08:27,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:08:27,116 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [584404441] [2019-11-20 00:08:27,116 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:08:27,116 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-11-20 00:08:27,116 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306963646] [2019-11-20 00:08:27,117 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-20 00:08:27,117 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 00:08:27,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-20 00:08:27,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-11-20 00:08:27,117 INFO L87 Difference]: Start difference. First operand 133 states and 164 transitions. Second operand 10 states. [2019-11-20 00:08:27,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:08:27,374 INFO L93 Difference]: Finished difference Result 143 states and 175 transitions. [2019-11-20 00:08:27,376 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 00:08:27,376 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 13 [2019-11-20 00:08:27,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:08:27,376 INFO L225 Difference]: With dead ends: 143 [2019-11-20 00:08:27,376 INFO L226 Difference]: Without dead ends: 21 [2019-11-20 00:08:27,377 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2019-11-20 00:08:27,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2019-11-20 00:08:27,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2019-11-20 00:08:27,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-11-20 00:08:27,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 20 transitions. [2019-11-20 00:08:27,380 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 20 transitions. Word has length 13 [2019-11-20 00:08:27,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:08:27,380 INFO L462 AbstractCegarLoop]: Abstraction has 21 states and 20 transitions. [2019-11-20 00:08:27,381 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-20 00:08:27,381 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 20 transitions. [2019-11-20 00:08:27,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 00:08:27,381 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:08:27,382 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:08:27,593 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-20 00:08:27,594 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:08:27,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:08:27,594 INFO L82 PathProgramCache]: Analyzing trace with hash -524094419, now seen corresponding path program 1 times [2019-11-20 00:08:27,594 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 00:08:27,594 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2123563937] [2019-11-20 00:08:27,595 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/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 [2019-11-20 00:08:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:08:27,895 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 12 conjunts are in the unsatisfiable core [2019-11-20 00:08:27,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 00:08:27,910 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 69 [2019-11-20 00:08:27,923 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 00:08:27,926 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 62 [2019-11-20 00:08:27,926 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:27,969 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:27,980 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2019-11-20 00:08:27,981 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:28,008 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:28,016 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:28,016 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 17 [2019-11-20 00:08:28,017 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:28,034 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:28,034 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 00:08:28,056 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:28,056 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-20 00:08:28,057 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:85, output treesize:31 [2019-11-20 00:08:28,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:08:28,128 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 00:08:28,233 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:28,233 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 67 treesize of output 69 [2019-11-20 00:08:28,283 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:28,283 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 9 case distinctions, treesize of input 57 treesize of output 72 [2019-11-20 00:08:28,284 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:28,311 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:28,319 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 24 [2019-11-20 00:08:28,319 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:28,337 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:28,343 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:28,343 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 26 [2019-11-20 00:08:28,344 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 00:08:28,356 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:28,356 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 00:08:28,372 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 00:08:28,372 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-20 00:08:28,373 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:77, output treesize:34 [2019-11-20 00:08:28,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:08:28,447 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2123563937] [2019-11-20 00:08:28,447 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:08:28,447 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-20 00:08:28,447 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331844130] [2019-11-20 00:08:28,447 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-20 00:08:28,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 00:08:28,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-20 00:08:28,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-11-20 00:08:28,448 INFO L87 Difference]: Start difference. First operand 21 states and 20 transitions. Second operand 8 states. [2019-11-20 00:08:28,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:08:28,533 INFO L93 Difference]: Finished difference Result 21 states and 20 transitions. [2019-11-20 00:08:28,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 00:08:28,534 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 20 [2019-11-20 00:08:28,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:08:28,534 INFO L225 Difference]: With dead ends: 21 [2019-11-20 00:08:28,534 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 00:08:28,534 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2019-11-20 00:08:28,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 00:08:28,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 00:08:28,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 00:08:28,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 00:08:28,535 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2019-11-20 00:08:28,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:08:28,535 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 00:08:28,536 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-20 00:08:28,536 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 00:08:28,536 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 00:08:28,736 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-11-20 00:08:28,740 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 00:08:28,902 INFO L440 ceAbstractionStarter]: At program point L35-2(lines 17 36) the Hoare annotation is: false [2019-11-20 00:08:28,902 INFO L444 ceAbstractionStarter]: For program point L498(lines 498 499) no Hoare annotation was computed. [2019-11-20 00:08:28,903 INFO L444 ceAbstractionStarter]: For program point L301(lines 301 302) no Hoare annotation was computed. [2019-11-20 00:08:28,903 INFO L444 ceAbstractionStarter]: For program point L501(lines 501 508) no Hoare annotation was computed. [2019-11-20 00:08:28,903 INFO L444 ceAbstractionStarter]: For program point L501-2(lines 494 508) no Hoare annotation was computed. [2019-11-20 00:08:28,903 INFO L444 ceAbstractionStarter]: For program point L303(lines 303 307) no Hoare annotation was computed. [2019-11-20 00:08:28,903 INFO L444 ceAbstractionStarter]: For program point L502(lines 502 507) no Hoare annotation was computed. [2019-11-20 00:08:28,903 INFO L444 ceAbstractionStarter]: For program point L305(lines 305 306) no Hoare annotation was computed. [2019-11-20 00:08:28,903 INFO L444 ceAbstractionStarter]: For program point L372-1(lines 372 377) no Hoare annotation was computed. [2019-11-20 00:08:28,904 INFO L440 ceAbstractionStarter]: At program point L372-2(lines 372 377) the Hoare annotation is: false [2019-11-20 00:08:28,904 INFO L444 ceAbstractionStarter]: For program point L372-3(lines 372 377) no Hoare annotation was computed. [2019-11-20 00:08:28,904 INFO L444 ceAbstractionStarter]: For program point L505(lines 505 506) no Hoare annotation was computed. [2019-11-20 00:08:28,904 INFO L444 ceAbstractionStarter]: For program point L176(lines 176 190) no Hoare annotation was computed. [2019-11-20 00:08:28,905 INFO L444 ceAbstractionStarter]: For program point L44-1(lines 44 49) no Hoare annotation was computed. [2019-11-20 00:08:28,905 INFO L440 ceAbstractionStarter]: At program point L44-2(lines 44 49) the Hoare annotation is: false [2019-11-20 00:08:28,905 INFO L444 ceAbstractionStarter]: For program point L44-3(lines 44 49) no Hoare annotation was computed. [2019-11-20 00:08:28,905 INFO L444 ceAbstractionStarter]: For program point L441-1(lines 441 446) no Hoare annotation was computed. [2019-11-20 00:08:28,906 INFO L440 ceAbstractionStarter]: At program point L441-2(lines 441 446) the Hoare annotation is: false [2019-11-20 00:08:28,906 INFO L444 ceAbstractionStarter]: For program point L441-3(lines 441 446) no Hoare annotation was computed. [2019-11-20 00:08:28,906 INFO L444 ceAbstractionStarter]: For program point L178(lines 178 189) no Hoare annotation was computed. [2019-11-20 00:08:28,906 INFO L444 ceAbstractionStarter]: For program point L112(lines 112 117) no Hoare annotation was computed. [2019-11-20 00:08:28,906 INFO L444 ceAbstractionStarter]: For program point L112-2(lines 112 117) no Hoare annotation was computed. [2019-11-20 00:08:28,906 INFO L444 ceAbstractionStarter]: For program point L575(lines 575 578) no Hoare annotation was computed. [2019-11-20 00:08:28,906 INFO L444 ceAbstractionStarter]: For program point L311(lines 311 332) no Hoare annotation was computed. [2019-11-20 00:08:28,906 INFO L444 ceAbstractionStarter]: For program point L113(lines 113 116) no Hoare annotation was computed. [2019-11-20 00:08:28,906 INFO L444 ceAbstractionStarter]: For program point L576(line 576) no Hoare annotation was computed. [2019-11-20 00:08:28,907 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 319) no Hoare annotation was computed. [2019-11-20 00:08:28,907 INFO L444 ceAbstractionStarter]: For program point L180(lines 180 188) no Hoare annotation was computed. [2019-11-20 00:08:28,907 INFO L444 ceAbstractionStarter]: For program point L313(lines 313 318) no Hoare annotation was computed. [2019-11-20 00:08:28,907 INFO L444 ceAbstractionStarter]: For program point L115(lines 115 116) no Hoare annotation was computed. [2019-11-20 00:08:28,907 INFO L444 ceAbstractionStarter]: For program point L513(lines 513 527) no Hoare annotation was computed. [2019-11-20 00:08:28,907 INFO L444 ceAbstractionStarter]: For program point L513-2(lines 513 527) no Hoare annotation was computed. [2019-11-20 00:08:28,907 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 318) no Hoare annotation was computed. [2019-11-20 00:08:28,907 INFO L444 ceAbstractionStarter]: For program point L183(lines 183 188) no Hoare annotation was computed. [2019-11-20 00:08:28,907 INFO L444 ceAbstractionStarter]: For program point L51(lines 51 63) no Hoare annotation was computed. [2019-11-20 00:08:28,908 INFO L444 ceAbstractionStarter]: For program point L51-2(lines 42 92) no Hoare annotation was computed. [2019-11-20 00:08:28,908 INFO L447 ceAbstractionStarter]: At program point L580(lines 562 581) the Hoare annotation is: true [2019-11-20 00:08:28,908 INFO L444 ceAbstractionStarter]: For program point L316(line 316) no Hoare annotation was computed. [2019-11-20 00:08:28,908 INFO L444 ceAbstractionStarter]: For program point L316-2(line 316) no Hoare annotation was computed. [2019-11-20 00:08:28,908 INFO L444 ceAbstractionStarter]: For program point L184(lines 184 185) no Hoare annotation was computed. [2019-11-20 00:08:28,908 INFO L444 ceAbstractionStarter]: For program point L184-2(lines 184 185) no Hoare annotation was computed. [2019-11-20 00:08:28,908 INFO L444 ceAbstractionStarter]: For program point L52(lines 52 53) no Hoare annotation was computed. [2019-11-20 00:08:28,908 INFO L444 ceAbstractionStarter]: For program point L383(lines 383 391) no Hoare annotation was computed. [2019-11-20 00:08:28,908 INFO L444 ceAbstractionStarter]: For program point L383-1(lines 383 391) no Hoare annotation was computed. [2019-11-20 00:08:28,909 INFO L444 ceAbstractionStarter]: For program point L318(line 318) no Hoare annotation was computed. [2019-11-20 00:08:28,909 INFO L444 ceAbstractionStarter]: For program point L318-2(line 318) no Hoare annotation was computed. [2019-11-20 00:08:28,909 INFO L444 ceAbstractionStarter]: For program point L120(lines 120 131) no Hoare annotation was computed. [2019-11-20 00:08:28,909 INFO L444 ceAbstractionStarter]: For program point L120-2(lines 120 131) no Hoare annotation was computed. [2019-11-20 00:08:28,909 INFO L444 ceAbstractionStarter]: For program point L517-1(lines 517 522) no Hoare annotation was computed. [2019-11-20 00:08:28,909 INFO L440 ceAbstractionStarter]: At program point L517-2(lines 517 522) the Hoare annotation is: false [2019-11-20 00:08:28,909 INFO L444 ceAbstractionStarter]: For program point L517-3(lines 517 522) no Hoare annotation was computed. [2019-11-20 00:08:28,909 INFO L440 ceAbstractionStarter]: At program point L121-2(lines 121 125) the Hoare annotation is: false [2019-11-20 00:08:28,909 INFO L444 ceAbstractionStarter]: For program point L121-3(lines 121 125) no Hoare annotation was computed. [2019-11-20 00:08:28,910 INFO L444 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2019-11-20 00:08:28,910 INFO L440 ceAbstractionStarter]: At program point L55-2(lines 55 59) the Hoare annotation is: false [2019-11-20 00:08:28,910 INFO L444 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2019-11-20 00:08:28,910 INFO L444 ceAbstractionStarter]: For program point L386-1(lines 386 390) no Hoare annotation was computed. [2019-11-20 00:08:28,910 INFO L444 ceAbstractionStarter]: For program point L320(lines 320 325) no Hoare annotation was computed. [2019-11-20 00:08:28,910 INFO L440 ceAbstractionStarter]: At program point L386-2(lines 386 390) the Hoare annotation is: false [2019-11-20 00:08:28,910 INFO L444 ceAbstractionStarter]: For program point L453-1(lines 453 458) no Hoare annotation was computed. [2019-11-20 00:08:28,910 INFO L440 ceAbstractionStarter]: At program point L453-2(lines 453 458) the Hoare annotation is: false [2019-11-20 00:08:28,910 INFO L444 ceAbstractionStarter]: For program point L453-3(lines 453 458) no Hoare annotation was computed. [2019-11-20 00:08:28,911 INFO L444 ceAbstractionStarter]: For program point L321(lines 321 324) no Hoare annotation was computed. [2019-11-20 00:08:28,911 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 00:08:28,911 INFO L444 ceAbstractionStarter]: For program point L126-2(lines 126 127) no Hoare annotation was computed. [2019-11-20 00:08:28,911 INFO L440 ceAbstractionStarter]: At program point L126-3(lines 126 127) the Hoare annotation is: false [2019-11-20 00:08:28,911 INFO L444 ceAbstractionStarter]: For program point L126-4(lines 126 127) no Hoare annotation was computed. [2019-11-20 00:08:28,911 INFO L444 ceAbstractionStarter]: For program point L193(lines 193 194) no Hoare annotation was computed. [2019-11-20 00:08:28,911 INFO L444 ceAbstractionStarter]: For program point L193-2(lines 193 194) no Hoare annotation was computed. [2019-11-20 00:08:28,911 INFO L444 ceAbstractionStarter]: For program point L61(lines 61 62) no Hoare annotation was computed. [2019-11-20 00:08:28,911 INFO L444 ceAbstractionStarter]: For program point L524(lines 524 525) no Hoare annotation was computed. [2019-11-20 00:08:28,912 INFO L444 ceAbstractionStarter]: For program point L524-2(lines 524 525) no Hoare annotation was computed. [2019-11-20 00:08:28,912 INFO L444 ceAbstractionStarter]: For program point L326(lines 326 327) no Hoare annotation was computed. [2019-11-20 00:08:28,912 INFO L444 ceAbstractionStarter]: For program point L328(lines 328 331) no Hoare annotation was computed. [2019-11-20 00:08:28,912 INFO L444 ceAbstractionStarter]: For program point L196-1(lines 196 201) no Hoare annotation was computed. [2019-11-20 00:08:28,912 INFO L440 ceAbstractionStarter]: At program point L196-2(lines 196 201) the Hoare annotation is: false [2019-11-20 00:08:28,912 INFO L444 ceAbstractionStarter]: For program point L196-3(lines 196 201) no Hoare annotation was computed. [2019-11-20 00:08:28,912 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 330) no Hoare annotation was computed. [2019-11-20 00:08:28,912 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 00:08:28,913 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 576) no Hoare annotation was computed. [2019-11-20 00:08:28,913 INFO L444 ceAbstractionStarter]: For program point L396(lines 396 404) no Hoare annotation was computed. [2019-11-20 00:08:28,913 INFO L444 ceAbstractionStarter]: For program point L529-1(lines 529 534) no Hoare annotation was computed. [2019-11-20 00:08:28,913 INFO L440 ceAbstractionStarter]: At program point L529-2(lines 529 534) the Hoare annotation is: false [2019-11-20 00:08:28,913 INFO L444 ceAbstractionStarter]: For program point L529-3(lines 529 534) no Hoare annotation was computed. [2019-11-20 00:08:28,913 INFO L444 ceAbstractionStarter]: For program point L67(lines 67 68) no Hoare annotation was computed. [2019-11-20 00:08:28,914 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 404) no Hoare annotation was computed. [2019-11-20 00:08:28,914 INFO L444 ceAbstractionStarter]: For program point L134(lines 134 137) no Hoare annotation was computed. [2019-11-20 00:08:28,914 INFO L444 ceAbstractionStarter]: For program point L134-2(lines 134 137) no Hoare annotation was computed. [2019-11-20 00:08:28,914 INFO L444 ceAbstractionStarter]: For program point L465-1(lines 465 470) no Hoare annotation was computed. [2019-11-20 00:08:28,914 INFO L440 ceAbstractionStarter]: At program point L465-2(lines 465 470) the Hoare annotation is: false [2019-11-20 00:08:28,914 INFO L444 ceAbstractionStarter]: For program point L465-3(lines 465 470) no Hoare annotation was computed. [2019-11-20 00:08:28,915 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 77) no Hoare annotation was computed. [2019-11-20 00:08:28,915 INFO L444 ceAbstractionStarter]: For program point L268-1(lines 268 273) no Hoare annotation was computed. [2019-11-20 00:08:28,915 INFO L440 ceAbstractionStarter]: At program point L268-2(lines 268 273) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0))) (and (= .cse0 ~one_pow~0) (= (fp.neg .cse0) ULTIMATE.start___ieee754_pow_~x) (= ULTIMATE.start___ieee754_pow_~y (fp.div roundNearestTiesToEven .cse0 (_ +zero 11 53))))) [2019-11-20 00:08:28,916 INFO L440 ceAbstractionStarter]: At program point L202(lines 95 203) the Hoare annotation is: false [2019-11-20 00:08:28,917 INFO L444 ceAbstractionStarter]: For program point L70-1(lines 70 75) no Hoare annotation was computed. [2019-11-20 00:08:28,917 INFO L440 ceAbstractionStarter]: At program point L70-2(lines 70 75) the Hoare annotation is: false [2019-11-20 00:08:28,917 INFO L444 ceAbstractionStarter]: For program point L70-3(lines 70 75) no Hoare annotation was computed. [2019-11-20 00:08:28,917 INFO L444 ceAbstractionStarter]: For program point L336(lines 336 349) no Hoare annotation was computed. [2019-11-20 00:08:28,917 INFO L444 ceAbstractionStarter]: For program point L336-2(lines 261 560) no Hoare annotation was computed. [2019-11-20 00:08:28,918 INFO L444 ceAbstractionStarter]: For program point L337(lines 337 348) no Hoare annotation was computed. [2019-11-20 00:08:28,918 INFO L444 ceAbstractionStarter]: For program point L206-1(lines 206 210) no Hoare annotation was computed. [2019-11-20 00:08:28,918 INFO L440 ceAbstractionStarter]: At program point L206-2(lines 206 210) the Hoare annotation is: false [2019-11-20 00:08:28,918 INFO L444 ceAbstractionStarter]: For program point L405(lines 405 410) no Hoare annotation was computed. [2019-11-20 00:08:28,918 INFO L444 ceAbstractionStarter]: For program point L405-1(lines 379 472) no Hoare annotation was computed. [2019-11-20 00:08:28,918 INFO L444 ceAbstractionStarter]: For program point L339(lines 339 340) no Hoare annotation was computed. [2019-11-20 00:08:28,919 INFO L444 ceAbstractionStarter]: For program point L405-2(lines 405 410) no Hoare annotation was computed. [2019-11-20 00:08:28,920 INFO L444 ceAbstractionStarter]: For program point L339-2(lines 337 348) no Hoare annotation was computed. [2019-11-20 00:08:28,920 INFO L444 ceAbstractionStarter]: For program point L274(lines 274 279) no Hoare annotation was computed. [2019-11-20 00:08:28,920 INFO L444 ceAbstractionStarter]: For program point L274-1(lines 261 560) no Hoare annotation was computed. [2019-11-20 00:08:28,920 INFO L444 ceAbstractionStarter]: For program point L274-2(lines 274 279) no Hoare annotation was computed. [2019-11-20 00:08:28,920 INFO L444 ceAbstractionStarter]: For program point L341(lines 341 346) no Hoare annotation was computed. [2019-11-20 00:08:28,920 INFO L444 ceAbstractionStarter]: For program point L342(lines 342 345) no Hoare annotation was computed. [2019-11-20 00:08:28,921 INFO L444 ceAbstractionStarter]: For program point L78(lines 78 83) no Hoare annotation was computed. [2019-11-20 00:08:28,921 INFO L444 ceAbstractionStarter]: For program point L475(lines 475 476) no Hoare annotation was computed. [2019-11-20 00:08:28,921 INFO L444 ceAbstractionStarter]: For program point L475-2(lines 475 476) no Hoare annotation was computed. [2019-11-20 00:08:28,921 INFO L444 ceAbstractionStarter]: For program point L211(lines 211 216) no Hoare annotation was computed. [2019-11-20 00:08:28,921 INFO L444 ceAbstractionStarter]: For program point L211-1(lines 204 218) no Hoare annotation was computed. [2019-11-20 00:08:28,922 INFO L444 ceAbstractionStarter]: For program point L211-2(lines 211 216) no Hoare annotation was computed. [2019-11-20 00:08:28,922 INFO L440 ceAbstractionStarter]: At program point L145-2(lines 145 155) the Hoare annotation is: false [2019-11-20 00:08:28,922 INFO L444 ceAbstractionStarter]: For program point L79(lines 79 82) no Hoare annotation was computed. [2019-11-20 00:08:28,922 INFO L444 ceAbstractionStarter]: For program point L145-3(lines 145 155) no Hoare annotation was computed. [2019-11-20 00:08:28,922 INFO L444 ceAbstractionStarter]: For program point L344(lines 344 345) no Hoare annotation was computed. [2019-11-20 00:08:28,922 INFO L444 ceAbstractionStarter]: For program point L147(lines 147 151) no Hoare annotation was computed. [2019-11-20 00:08:28,923 INFO L444 ceAbstractionStarter]: For program point L147-2(lines 147 151) no Hoare annotation was computed. [2019-11-20 00:08:28,923 INFO L444 ceAbstractionStarter]: For program point L544-1(lines 544 548) no Hoare annotation was computed. [2019-11-20 00:08:28,923 INFO L440 ceAbstractionStarter]: At program point L544-2(lines 544 548) the Hoare annotation is: false [2019-11-20 00:08:28,925 INFO L444 ceAbstractionStarter]: For program point L544-3(lines 544 548) no Hoare annotation was computed. [2019-11-20 00:08:28,925 INFO L444 ceAbstractionStarter]: For program point L479-1(lines 479 484) no Hoare annotation was computed. [2019-11-20 00:08:28,925 INFO L440 ceAbstractionStarter]: At program point L479-2(lines 479 484) the Hoare annotation is: false [2019-11-20 00:08:28,926 INFO L444 ceAbstractionStarter]: For program point L479-3(lines 479 484) no Hoare annotation was computed. [2019-11-20 00:08:28,926 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 284) no Hoare annotation was computed. [2019-11-20 00:08:28,926 INFO L440 ceAbstractionStarter]: At program point L217(lines 204 218) the Hoare annotation is: false [2019-11-20 00:08:28,926 INFO L444 ceAbstractionStarter]: For program point L85-1(lines 85 90) no Hoare annotation was computed. [2019-11-20 00:08:28,926 INFO L440 ceAbstractionStarter]: At program point L85-2(lines 85 90) the Hoare annotation is: false [2019-11-20 00:08:28,926 INFO L444 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-11-20 00:08:28,926 INFO L444 ceAbstractionStarter]: For program point L85-3(lines 85 90) no Hoare annotation was computed. [2019-11-20 00:08:28,927 INFO L440 ceAbstractionStarter]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-11-20 00:08:28,927 INFO L444 ceAbstractionStarter]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-11-20 00:08:28,927 INFO L440 ceAbstractionStarter]: At program point L19-6(lines 19 23) the Hoare annotation is: false [2019-11-20 00:08:28,927 INFO L444 ceAbstractionStarter]: For program point L19-9(lines 19 23) no Hoare annotation was computed. [2019-11-20 00:08:28,927 INFO L440 ceAbstractionStarter]: At program point L19-10(lines 19 23) the Hoare annotation is: false [2019-11-20 00:08:28,928 INFO L444 ceAbstractionStarter]: For program point L416-1(lines 416 421) no Hoare annotation was computed. [2019-11-20 00:08:28,928 INFO L440 ceAbstractionStarter]: At program point L416-2(lines 416 421) the Hoare annotation is: false [2019-11-20 00:08:28,928 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 00:08:28,929 INFO L444 ceAbstractionStarter]: For program point L416-3(lines 416 421) no Hoare annotation was computed. [2019-11-20 00:08:28,929 INFO L444 ceAbstractionStarter]: For program point L550(lines 550 558) no Hoare annotation was computed. [2019-11-20 00:08:28,929 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 292) no Hoare annotation was computed. [2019-11-20 00:08:28,929 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 472) no Hoare annotation was computed. [2019-11-20 00:08:28,929 INFO L444 ceAbstractionStarter]: For program point L288(lines 288 291) no Hoare annotation was computed. [2019-11-20 00:08:28,929 INFO L444 ceAbstractionStarter]: For program point L354-2(lines 354 472) no Hoare annotation was computed. [2019-11-20 00:08:28,930 INFO L444 ceAbstractionStarter]: For program point L24(lines 24 28) no Hoare annotation was computed. [2019-11-20 00:08:28,930 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 17 36) no Hoare annotation was computed. [2019-11-20 00:08:28,930 INFO L444 ceAbstractionStarter]: For program point L24-3(lines 24 28) no Hoare annotation was computed. [2019-11-20 00:08:28,930 INFO L444 ceAbstractionStarter]: For program point L24-4(lines 17 36) no Hoare annotation was computed. [2019-11-20 00:08:28,930 INFO L444 ceAbstractionStarter]: For program point L24-6(lines 24 28) no Hoare annotation was computed. [2019-11-20 00:08:28,930 INFO L444 ceAbstractionStarter]: For program point L24-7(lines 17 36) no Hoare annotation was computed. [2019-11-20 00:08:28,930 INFO L444 ceAbstractionStarter]: For program point L553-1(lines 553 558) no Hoare annotation was computed. [2019-11-20 00:08:28,931 INFO L440 ceAbstractionStarter]: At program point L553-2(lines 553 558) the Hoare annotation is: false [2019-11-20 00:08:28,931 INFO L444 ceAbstractionStarter]: For program point L553-3(lines 550 558) no Hoare annotation was computed. [2019-11-20 00:08:28,931 INFO L444 ceAbstractionStarter]: For program point L355(lines 355 360) no Hoare annotation was computed. [2019-11-20 00:08:28,931 INFO L444 ceAbstractionStarter]: For program point L355-2(lines 354 379) no Hoare annotation was computed. [2019-11-20 00:08:28,931 INFO L440 ceAbstractionStarter]: At program point L91(lines 42 92) the Hoare annotation is: false [2019-11-20 00:08:28,931 INFO L444 ceAbstractionStarter]: For program point L488-1(lines 488 493) no Hoare annotation was computed. [2019-11-20 00:08:28,932 INFO L440 ceAbstractionStarter]: At program point L488-2(lines 488 493) the Hoare annotation is: false [2019-11-20 00:08:28,932 INFO L444 ceAbstractionStarter]: For program point L488-3(lines 261 560) no Hoare annotation was computed. [2019-11-20 00:08:28,932 INFO L444 ceAbstractionStarter]: For program point L356(lines 356 357) no Hoare annotation was computed. [2019-11-20 00:08:28,932 INFO L440 ceAbstractionStarter]: At program point L158-2(lines 158 174) the Hoare annotation is: false [2019-11-20 00:08:28,932 INFO L444 ceAbstractionStarter]: For program point L158-3(lines 95 203) no Hoare annotation was computed. [2019-11-20 00:08:28,932 INFO L444 ceAbstractionStarter]: For program point L357(line 357) no Hoare annotation was computed. [2019-11-20 00:08:28,933 INFO L444 ceAbstractionStarter]: For program point L357-2(line 357) no Hoare annotation was computed. [2019-11-20 00:08:28,933 INFO L444 ceAbstractionStarter]: For program point L424-1(lines 424 429) no Hoare annotation was computed. [2019-11-20 00:08:28,933 INFO L444 ceAbstractionStarter]: For program point L358(lines 358 359) no Hoare annotation was computed. [2019-11-20 00:08:28,933 INFO L440 ceAbstractionStarter]: At program point L424-2(lines 424 429) the Hoare annotation is: false [2019-11-20 00:08:28,933 INFO L444 ceAbstractionStarter]: For program point L424-3(lines 424 429) no Hoare annotation was computed. [2019-11-20 00:08:28,933 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 00:08:28,934 INFO L444 ceAbstractionStarter]: For program point L359(line 359) no Hoare annotation was computed. [2019-11-20 00:08:28,934 INFO L444 ceAbstractionStarter]: For program point L359-2(line 359) no Hoare annotation was computed. [2019-11-20 00:08:28,934 INFO L444 ceAbstractionStarter]: For program point L161(lines 161 170) no Hoare annotation was computed. [2019-11-20 00:08:28,934 INFO L444 ceAbstractionStarter]: For program point L161-2(lines 161 170) no Hoare annotation was computed. [2019-11-20 00:08:28,934 INFO L444 ceAbstractionStarter]: For program point L29(lines 29 34) no Hoare annotation was computed. [2019-11-20 00:08:28,934 INFO L444 ceAbstractionStarter]: For program point L29-1(lines 17 36) no Hoare annotation was computed. [2019-11-20 00:08:28,935 INFO L444 ceAbstractionStarter]: For program point L29-2(lines 29 34) no Hoare annotation was computed. [2019-11-20 00:08:28,935 INFO L444 ceAbstractionStarter]: For program point L29-3(lines 29 34) no Hoare annotation was computed. [2019-11-20 00:08:28,935 INFO L444 ceAbstractionStarter]: For program point L29-4(lines 17 36) no Hoare annotation was computed. [2019-11-20 00:08:28,935 INFO L444 ceAbstractionStarter]: For program point L29-5(lines 29 34) no Hoare annotation was computed. [2019-11-20 00:08:28,935 INFO L444 ceAbstractionStarter]: For program point L29-6(lines 29 34) no Hoare annotation was computed. [2019-11-20 00:08:28,935 INFO L444 ceAbstractionStarter]: For program point L29-7(lines 17 36) no Hoare annotation was computed. [2019-11-20 00:08:28,936 INFO L444 ceAbstractionStarter]: For program point L29-8(lines 29 34) no Hoare annotation was computed. [2019-11-20 00:08:28,936 INFO L444 ceAbstractionStarter]: For program point L294(lines 294 309) no Hoare annotation was computed. [2019-11-20 00:08:28,936 INFO L444 ceAbstractionStarter]: For program point L294-1(lines 261 560) no Hoare annotation was computed. [2019-11-20 00:08:28,936 INFO L440 ceAbstractionStarter]: At program point L559(lines 261 560) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0))) (and (= .cse0 |ULTIMATE.start___ieee754_pow_#res|) (= .cse0 ~one_pow~0))) [2019-11-20 00:08:28,936 INFO L444 ceAbstractionStarter]: For program point L295(lines 295 308) no Hoare annotation was computed. [2019-11-20 00:08:28,936 INFO L444 ceAbstractionStarter]: For program point L163(lines 163 164) no Hoare annotation was computed. [2019-11-20 00:08:28,937 INFO L444 ceAbstractionStarter]: For program point L163-2(lines 163 164) no Hoare annotation was computed. [2019-11-20 00:08:28,937 INFO L444 ceAbstractionStarter]: For program point L495(lines 495 500) no Hoare annotation was computed. [2019-11-20 00:08:28,937 INFO L444 ceAbstractionStarter]: For program point L363(line 363) no Hoare annotation was computed. [2019-11-20 00:08:28,937 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 308) no Hoare annotation was computed. [2019-11-20 00:08:28,937 INFO L444 ceAbstractionStarter]: For program point L363-2(line 363) no Hoare annotation was computed. [2019-11-20 00:08:28,937 INFO L444 ceAbstractionStarter]: For program point L364(lines 364 365) no Hoare annotation was computed. [2019-11-20 00:08:28,938 INFO L444 ceAbstractionStarter]: For program point L166(lines 166 167) no Hoare annotation was computed. [2019-11-20 00:08:28,938 INFO L444 ceAbstractionStarter]: For program point L166-2(lines 166 167) no Hoare annotation was computed. [2019-11-20 00:08:28,938 INFO L444 ceAbstractionStarter]: For program point L365(line 365) no Hoare annotation was computed. [2019-11-20 00:08:28,938 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 307) no Hoare annotation was computed. [2019-11-20 00:08:28,938 INFO L444 ceAbstractionStarter]: For program point L365-2(line 365) no Hoare annotation was computed. [2019-11-20 00:08:28,938 INFO L444 ceAbstractionStarter]: For program point L101-1(lines 101 106) no Hoare annotation was computed. [2019-11-20 00:08:28,939 INFO L440 ceAbstractionStarter]: At program point L101-2(lines 101 106) the Hoare annotation is: false [2019-11-20 00:08:28,939 INFO L440 ceAbstractionStarter]: At program point L35(lines 17 36) the Hoare annotation is: false [2019-11-20 00:08:28,939 INFO L444 ceAbstractionStarter]: For program point L101-3(lines 95 203) no Hoare annotation was computed. [2019-11-20 00:08:28,939 INFO L440 ceAbstractionStarter]: At program point L35-1(lines 17 36) the Hoare annotation is: false [2019-11-20 00:08:28,951 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:28,953 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:28,953 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:28,953 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:28,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:28,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:28,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:28,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:28,963 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:28,963 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:28,964 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:28,964 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:28,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 12:08:28 BoogieIcfgContainer [2019-11-20 00:08:28,970 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 00:08:28,970 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 00:08:28,970 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 00:08:28,971 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 00:08:28,971 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:07:54" (3/4) ... [2019-11-20 00:08:28,975 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 00:08:29,021 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 00:08:29,023 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 00:08:29,023 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 00:08:29,160 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_eb96f100-b6ff-43d8-8f42-76cd545ecefa/bin/uautomizer/witness.graphml [2019-11-20 00:08:29,160 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 00:08:29,164 INFO L168 Benchmark]: Toolchain (without parser) took 81680.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 220.7 MB). Free memory was 956.4 MB in the beginning and 913.5 MB in the end (delta: 42.9 MB). Peak memory consumption was 263.6 MB. Max. memory is 11.5 GB. [2019-11-20 00:08:29,164 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:08:29,165 INFO L168 Benchmark]: CACSL2BoogieTranslator took 537.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -190.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2019-11-20 00:08:29,165 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-20 00:08:29,166 INFO L168 Benchmark]: Boogie Preprocessor took 98.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-20 00:08:29,166 INFO L168 Benchmark]: RCFGBuilder took 45926.05 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: 109.7 MB). Peak memory consumption was 109.7 MB. Max. memory is 11.5 GB. [2019-11-20 00:08:29,167 INFO L168 Benchmark]: TraceAbstraction took 34840.50 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 62.4 MB). Free memory was 1.0 GB in the beginning and 935.0 MB in the end (delta: 83.5 MB). Peak memory consumption was 145.9 MB. Max. memory is 11.5 GB. [2019-11-20 00:08:29,167 INFO L168 Benchmark]: Witness Printer took 189.97 ms. Allocated memory is still 1.2 GB. Free memory was 935.0 MB in the beginning and 913.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-11-20 00:08:29,173 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 537.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -190.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 98.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 45926.05 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: 109.7 MB). Peak memory consumption was 109.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 34840.50 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 62.4 MB). Free memory was 1.0 GB in the beginning and 935.0 MB in the end (delta: 83.5 MB). Peak memory consumption was 145.9 MB. Max. memory is 11.5 GB. * Witness Printer took 189.97 ms. Allocated memory is still 1.2 GB. Free memory was 935.0 MB in the beginning and 913.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 576]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 268]: Loop Invariant [2019-11-20 00:08:29,187 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:29,188 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:29,188 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:29,188 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:29,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:29,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:29,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:29,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == one_pow && ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) == x) && y == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant [2019-11-20 00:08:29,190 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:29,190 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:29,190 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-20 00:08:29,190 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == \result && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == one_pow - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 210 locations, 1 error locations. Result: SAFE, OverallTime: 34.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 28.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 613 SDtfs, 511 SDslu, 853 SDs, 0 SdLazy, 71 SolverSat, 15 SolverUnsat, 7 SolverUnknown, 0 SolverNotchecked, 25.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 131 GetRequests, 97 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=210occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 36 LocationsWithAnnotation, 36 PreInvPairs, 39 NumberOfFragments, 65 HoareAnnotationTreeSize, 36 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 36 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 66 NumberOfCodeBlocks, 66 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 122 ConstructedInterpolants, 30 QuantifiedInterpolants, 19842 SizeOfPredicates, 32 NumberOfNonLiveVariables, 571 ConjunctsInSsa, 47 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...