./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0883.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_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0883.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/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 2a1461abf41b32fc16e414d157f4868187d3ed0d ............................................................................................................................................................. 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_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0883.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/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 2a1461abf41b32fc16e414d157f4868187d3ed0d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 05:50:38,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:50:38,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:50:38,945 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:50:38,946 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:50:38,947 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:50:38,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:50:38,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:50:38,953 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:50:38,954 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:50:38,955 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:50:38,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:50:38,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:50:38,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:50:38,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:50:38,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:50:38,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:50:38,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:50:38,964 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:50:38,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:50:38,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:50:38,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:50:38,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:50:38,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:50:38,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:50:38,974 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:50:38,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:50:38,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:50:38,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:50:38,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:50:38,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:50:38,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:50:38,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:50:38,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:50:38,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:50:38,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:50:38,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:50:38,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:50:38,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:50:38,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:50:38,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:50:38,983 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 05:50:38,995 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:50:38,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:50:38,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:50:38,997 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:50:38,997 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 05:50:38,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:50:38,998 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:50:38,998 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:50:38,998 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:50:38,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:50:38,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:50:38,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:50:38,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:50:38,999 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:50:38,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:50:38,999 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:50:39,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:50:39,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:50:39,000 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 05:50:39,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:50:39,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 05:50:39,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 05:50:39,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:50:39,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:50:39,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:50:39,002 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 05:50:39,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:50:39,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:50:39,002 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_8745f2ea-5ca9-4b98-a3bc-18358061b08a/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 -> 2a1461abf41b32fc16e414d157f4868187d3ed0d [2019-11-20 05:50:39,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:50:39,165 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:50:39,170 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:50:39,171 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:50:39,172 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:50:39,173 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2019-11-20 05:50:39,233 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/data/78f6eb597/014420fd686c4c708b214fb9b00ce8ed/FLAGd3cb25dd6 [2019-11-20 05:50:39,717 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:50:39,718 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2019-11-20 05:50:39,727 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/data/78f6eb597/014420fd686c4c708b214fb9b00ce8ed/FLAGd3cb25dd6 [2019-11-20 05:50:39,737 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/data/78f6eb597/014420fd686c4c708b214fb9b00ce8ed [2019-11-20 05:50:39,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:50:39,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:50:39,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:50:39,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:50:39,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:50:39,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:50:39" (1/1) ... [2019-11-20 05:50:39,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@92a6523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:39, skipping insertion in model container [2019-11-20 05:50:39,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:50:39" (1/1) ... [2019-11-20 05:50:39,753 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:50:39,792 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:50:40,054 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 05:50:40,059 INFO L168 Benchmark]: Toolchain (without parser) took 317.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -181.2 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-20 05:50:40,059 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:50:40,060 INFO L168 Benchmark]: CACSL2BoogieTranslator took 315.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -181.2 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-20 05:50:40,062 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 315.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -181.2 MB). Peak memory consumption was 17.9 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 05:50:41,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:50:41,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:50:41,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:50:41,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:50:41,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:50:41,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:50:41,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:50:41,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:50:41,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:50:41,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:50:41,766 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:50:41,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:50:41,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:50:41,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:50:41,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:50:41,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:50:41,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:50:41,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:50:41,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:50:41,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:50:41,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:50:41,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:50:41,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:50:41,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:50:41,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:50:41,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:50:41,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:50:41,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:50:41,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:50:41,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:50:41,797 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:50:41,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:50:41,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:50:41,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:50:41,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:50:41,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:50:41,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:50:41,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:50:41,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:50:41,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:50:41,803 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-20 05:50:41,816 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:50:41,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:50:41,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:50:41,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:50:41,818 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 05:50:41,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:50:41,819 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:50:41,819 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:50:41,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:50:41,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:50:41,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:50:41,820 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:50:41,820 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 05:50:41,821 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 05:50:41,821 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:50:41,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:50:41,821 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:50:41,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:50:41,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:50:41,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 05:50:41,822 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:50:41,823 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 05:50:41,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 05:50:41,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:50:41,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:50:41,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:50:41,824 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 05:50:41,824 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 05:50:41,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:50:41,825 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 05:50:41,825 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_8745f2ea-5ca9-4b98-a3bc-18358061b08a/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 -> 2a1461abf41b32fc16e414d157f4868187d3ed0d [2019-11-20 05:50:42,101 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:50:42,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:50:42,115 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:50:42,117 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:50:42,117 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:50:42,118 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2019-11-20 05:50:42,180 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/data/e3909e272/3ca2e3f2c2424228a4934b494aebfc70/FLAGe96c9b3d5 [2019-11-20 05:50:42,654 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:50:42,654 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2019-11-20 05:50:42,663 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/data/e3909e272/3ca2e3f2c2424228a4934b494aebfc70/FLAGe96c9b3d5 [2019-11-20 05:50:43,016 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/data/e3909e272/3ca2e3f2c2424228a4934b494aebfc70 [2019-11-20 05:50:43,019 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:50:43,020 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:50:43,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:50:43,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:50:43,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:50:43,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:50:43" (1/1) ... [2019-11-20 05:50:43,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b072069 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:43, skipping insertion in model container [2019-11-20 05:50:43,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:50:43" (1/1) ... [2019-11-20 05:50:43,035 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:50:43,073 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:50:43,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:50:43,500 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:50:43,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:50:43,634 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:50:43,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:43 WrapperNode [2019-11-20 05:50:43,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:50:43,635 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:50:43,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:50:43,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:50:43,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:43" (1/1) ... [2019-11-20 05:50:43,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:43" (1/1) ... [2019-11-20 05:50:43,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:50:43,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:50:43,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:50:43,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:50:43,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:43" (1/1) ... [2019-11-20 05:50:43,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:43" (1/1) ... [2019-11-20 05:50:43,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:43" (1/1) ... [2019-11-20 05:50:43,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:43" (1/1) ... [2019-11-20 05:50:43,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:43" (1/1) ... [2019-11-20 05:50:43,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:43" (1/1) ... [2019-11-20 05:50:43,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:43" (1/1) ... [2019-11-20 05:50:43,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:50:43,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:50:43,842 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:50:43,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:50:43,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/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 05:50:43,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-11-20 05:50:43,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-11-20 05:50:43,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 05:50:43,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2019-11-20 05:50:43,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 05:50:43,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:50:43,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:50:43,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 05:50:43,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 05:51:33,500 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:51:33,500 INFO L285 CfgBuilder]: Removed 92 assume(true) statements. [2019-11-20 05:51:33,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:51:33 BoogieIcfgContainer [2019-11-20 05:51:33,502 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:51:33,503 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 05:51:33,503 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 05:51:33,507 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 05:51:33,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 05:50:43" (1/3) ... [2019-11-20 05:51:33,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cad2701 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:51:33, skipping insertion in model container [2019-11-20 05:51:33,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:43" (2/3) ... [2019-11-20 05:51:33,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cad2701 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:51:33, skipping insertion in model container [2019-11-20 05:51:33,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:51:33" (3/3) ... [2019-11-20 05:51:33,510 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0883.c [2019-11-20 05:51:33,517 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 05:51:33,523 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 05:51:33,531 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 05:51:33,560 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 05:51:33,561 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 05:51:33,561 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 05:51:33,561 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 05:51:33,561 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 05:51:33,561 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 05:51:33,561 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 05:51:33,561 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 05:51:33,579 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2019-11-20 05:51:33,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 05:51:33,585 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:51:33,585 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:51:33,586 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:51:33,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:51:33,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1952898142, now seen corresponding path program 1 times [2019-11-20 05:51:33,598 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 05:51:33,598 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1361810252] [2019-11-20 05:51:33,599 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/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 05:51:33,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:51:33,831 INFO L255 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-20 05:51:33,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:51:33,857 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 05:51:33,857 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 05:51:33,869 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 05:51:33,870 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1361810252] [2019-11-20 05:51:33,870 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:51:33,871 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-20 05:51:33,872 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032144851] [2019-11-20 05:51:33,877 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 05:51:33,877 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 05:51:33,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 05:51:33,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 05:51:33,892 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 2 states. [2019-11-20 05:51:33,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:51:33,955 INFO L93 Difference]: Finished difference Result 429 states and 732 transitions. [2019-11-20 05:51:33,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 05:51:33,957 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2019-11-20 05:51:33,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:51:33,978 INFO L225 Difference]: With dead ends: 429 [2019-11-20 05:51:33,979 INFO L226 Difference]: Without dead ends: 212 [2019-11-20 05:51:33,984 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 24 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 05:51:34,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2019-11-20 05:51:34,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2019-11-20 05:51:34,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2019-11-20 05:51:34,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 290 transitions. [2019-11-20 05:51:34,032 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 290 transitions. Word has length 13 [2019-11-20 05:51:34,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:51:34,033 INFO L462 AbstractCegarLoop]: Abstraction has 212 states and 290 transitions. [2019-11-20 05:51:34,033 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 05:51:34,033 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 290 transitions. [2019-11-20 05:51:34,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 05:51:34,034 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:51:34,034 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:51:34,255 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-20 05:51:34,256 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:51:34,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:51:34,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1508795791, now seen corresponding path program 1 times [2019-11-20 05:51:34,257 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 05:51:34,258 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1548292626] [2019-11-20 05:51:34,258 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/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 05:51:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:51:34,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-20 05:51:34,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:51:34,766 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 05:51:34,784 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 0 case distinctions, treesize of input 24 treesize of output 27 [2019-11-20 05:51:34,785 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:34,798 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:34,807 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:34,807 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 05:51:34,807 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:34,810 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:34,811 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 05:51:34,829 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:34,830 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-20 05:51:34,830 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:46, output treesize:18 [2019-11-20 05:51:34,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:51:34,915 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 05:51:35,205 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:35,205 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 51 treesize of output 49 [2019-11-20 05:51:35,248 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:35,249 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 32 treesize of output 36 [2019-11-20 05:51:35,250 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:35,267 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:35,280 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:35,281 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 32 treesize of output 20 [2019-11-20 05:51:35,281 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:35,285 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:35,285 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 05:51:35,298 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:35,299 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-20 05:51:35,299 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:61, output treesize:21 [2019-11-20 05:51:35,601 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 05:51:35,601 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1548292626] [2019-11-20 05:51:35,601 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:51:35,601 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-20 05:51:35,602 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994545031] [2019-11-20 05:51:35,603 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-20 05:51:35,603 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 05:51:35,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-20 05:51:35,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-20 05:51:35,604 INFO L87 Difference]: Start difference. First operand 212 states and 290 transitions. Second operand 8 states. [2019-11-20 05:51:37,821 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 24 [2019-11-20 05:51:45,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:51:45,765 INFO L93 Difference]: Finished difference Result 236 states and 315 transitions. [2019-11-20 05:51:45,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 05:51:45,916 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2019-11-20 05:51:45,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:51:45,918 INFO L225 Difference]: With dead ends: 236 [2019-11-20 05:51:45,919 INFO L226 Difference]: Without dead ends: 220 [2019-11-20 05:51:45,920 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-20 05:51:45,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2019-11-20 05:51:45,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 212. [2019-11-20 05:51:45,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2019-11-20 05:51:45,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 283 transitions. [2019-11-20 05:51:45,939 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 283 transitions. Word has length 16 [2019-11-20 05:51:45,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:51:45,940 INFO L462 AbstractCegarLoop]: Abstraction has 212 states and 283 transitions. [2019-11-20 05:51:45,940 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-20 05:51:45,940 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 283 transitions. [2019-11-20 05:51:45,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 05:51:45,941 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:51:45,941 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:51:46,157 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-20 05:51:46,157 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:51:46,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:51:46,157 INFO L82 PathProgramCache]: Analyzing trace with hash -1604115190, now seen corresponding path program 1 times [2019-11-20 05:51:46,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 05:51:46,158 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [429738023] [2019-11-20 05:51:46,159 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/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 05:51:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:51:46,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-20 05:51:46,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:51:46,518 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 05:51:46,518 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 05:51:46,662 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 05:51:46,663 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [429738023] [2019-11-20 05:51:46,663 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:51:46,663 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-11-20 05:51:46,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89287629] [2019-11-20 05:51:46,664 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-20 05:51:46,664 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 05:51:46,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-20 05:51:46,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-11-20 05:51:46,665 INFO L87 Difference]: Start difference. First operand 212 states and 283 transitions. Second operand 10 states. [2019-11-20 05:51:49,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:51:49,044 INFO L93 Difference]: Finished difference Result 401 states and 531 transitions. [2019-11-20 05:51:49,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 05:51:49,049 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2019-11-20 05:51:49,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:51:49,051 INFO L225 Difference]: With dead ends: 401 [2019-11-20 05:51:49,051 INFO L226 Difference]: Without dead ends: 201 [2019-11-20 05:51:49,053 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2019-11-20 05:51:49,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2019-11-20 05:51:49,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 193. [2019-11-20 05:51:49,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2019-11-20 05:51:49,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 242 transitions. [2019-11-20 05:51:49,078 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 242 transitions. Word has length 18 [2019-11-20 05:51:49,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:51:49,078 INFO L462 AbstractCegarLoop]: Abstraction has 193 states and 242 transitions. [2019-11-20 05:51:49,078 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-20 05:51:49,078 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 242 transitions. [2019-11-20 05:51:49,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 05:51:49,079 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:51:49,080 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:51:49,294 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-20 05:51:49,295 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:51:49,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:51:49,295 INFO L82 PathProgramCache]: Analyzing trace with hash 1881505480, now seen corresponding path program 1 times [2019-11-20 05:51:49,295 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 05:51:49,296 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [306046175] [2019-11-20 05:51:49,296 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/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 05:51:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:51:49,625 INFO L255 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 22 conjunts are in the unsatisfiable core [2019-11-20 05:51:49,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:51:49,683 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 05:51:49,697 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 05:51:49,699 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 05:51:49,700 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:49,736 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:49,745 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 32 treesize of output 16 [2019-11-20 05:51:49,745 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:49,766 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:49,772 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:49,772 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 05:51:49,773 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:49,782 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:49,783 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 05:51:49,801 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:49,802 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 05:51:49,802 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:90, output treesize:35 [2019-11-20 05:51:49,844 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 05:51:49,861 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 0 case distinctions, treesize of input 24 treesize of output 27 [2019-11-20 05:51:49,862 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:49,874 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:49,885 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:49,885 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 05:51:49,886 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:49,889 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:49,889 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 05:51:49,938 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:49,939 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 05:51:49,939 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:77, output treesize:49 [2019-11-20 05:51:50,131 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 05:51:50,132 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 05:51:50,236 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-20 05:51:50,274 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:50,275 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 05:51:50,291 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 05:51:50,292 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:50,299 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:50,299 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 05:51:50,329 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:50,329 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 51 treesize of output 51 [2019-11-20 05:51:50,377 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:50,377 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 26 treesize of output 30 [2019-11-20 05:51:50,378 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:50,406 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:50,426 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 26 treesize of output 14 [2019-11-20 05:51:50,426 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:50,446 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:50,446 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 05:51:50,471 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:50,471 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 05:51:50,483 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 05:51:50,484 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:50,495 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:50,496 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 05:51:50,511 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:50,511 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 40 [2019-11-20 05:51:50,521 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:50,521 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 19 treesize of output 11 [2019-11-20 05:51:50,521 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:50,529 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:50,529 INFO L496 ElimStorePlain]: Start of recursive call 9: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 05:51:50,571 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:50,572 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 05:51:50,572 INFO L221 ElimStorePlain]: Needed 10 recursive calls to eliminate 4 variables, input treesize:173, output treesize:78 [2019-11-20 05:51:50,683 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-20 05:51:50,808 INFO L237 Elim1Store]: Index analysis took 106 ms [2019-11-20 05:51:50,839 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:50,839 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 88 treesize of output 88 [2019-11-20 05:51:50,941 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:50,941 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 05:51:50,942 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:50,972 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:50,991 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 05:51:50,991 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:51,015 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:51,028 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 38 treesize of output 22 [2019-11-20 05:51:51,028 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:51,043 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:51,043 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 05:51:51,171 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:51,171 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 73 treesize of output 75 [2019-11-20 05:51:51,274 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:51,274 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 53 treesize of output 68 [2019-11-20 05:51:51,275 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:51,312 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:51,328 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 41 treesize of output 25 [2019-11-20 05:51:51,328 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:51,349 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:51,361 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 37 treesize of output 21 [2019-11-20 05:51:51,362 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:51,388 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:51,389 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 05:51:51,464 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:51,465 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 82 treesize of output 87 [2019-11-20 05:51:51,482 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 05:51:51,482 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:51,546 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:51,558 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:51,559 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 05:51:51,559 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:51,594 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:51,595 INFO L496 ElimStorePlain]: Start of recursive call 10: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 05:51:51,709 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-11-20 05:51:51,709 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:51,711 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 05:51:51,711 INFO L221 ElimStorePlain]: Needed 12 recursive calls to eliminate 5 variables, input treesize:244, output treesize:105 [2019-11-20 05:51:51,832 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 05:51:51,903 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 05:51:51,903 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [306046175] [2019-11-20 05:51:51,903 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:51:51,903 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2019-11-20 05:51:51,903 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820043723] [2019-11-20 05:51:51,904 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-20 05:51:51,904 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 05:51:51,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-20 05:51:51,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-11-20 05:51:51,904 INFO L87 Difference]: Start difference. First operand 193 states and 242 transitions. Second operand 12 states. [2019-11-20 05:51:52,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:51:52,591 INFO L93 Difference]: Finished difference Result 201 states and 249 transitions. [2019-11-20 05:51:52,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-20 05:51:52,593 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 18 [2019-11-20 05:51:52,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:51:52,594 INFO L225 Difference]: With dead ends: 201 [2019-11-20 05:51:52,594 INFO L226 Difference]: Without dead ends: 82 [2019-11-20 05:51:52,594 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2019-11-20 05:51:52,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2019-11-20 05:51:52,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2019-11-20 05:51:52,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2019-11-20 05:51:52,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 106 transitions. [2019-11-20 05:51:52,603 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 106 transitions. Word has length 18 [2019-11-20 05:51:52,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:51:52,603 INFO L462 AbstractCegarLoop]: Abstraction has 82 states and 106 transitions. [2019-11-20 05:51:52,604 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-20 05:51:52,604 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 106 transitions. [2019-11-20 05:51:52,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 05:51:52,605 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:51:52,605 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, 1, 1] [2019-11-20 05:51:52,820 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-20 05:51:52,821 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:51:52,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:51:52,821 INFO L82 PathProgramCache]: Analyzing trace with hash -1708848732, now seen corresponding path program 1 times [2019-11-20 05:51:52,821 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 05:51:52,822 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [521191619] [2019-11-20 05:51:52,822 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/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 05:51:53,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:51:53,144 INFO L255 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 24 conjunts are in the unsatisfiable core [2019-11-20 05:51:53,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:51:53,169 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 05:51:53,170 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 05:51:53,179 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 25 treesize of output 13 [2019-11-20 05:51:53,179 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:53,189 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:53,193 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:53,194 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 17 treesize of output 9 [2019-11-20 05:51:53,194 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:53,196 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:53,196 INFO L496 ElimStorePlain]: Start of recursive call 2: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 05:51:53,206 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:53,206 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 05:51:53,207 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:64, output treesize:23 [2019-11-20 05:51:53,248 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 05:51:53,257 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 05:51:53,259 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 05:51:53,260 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:53,292 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:53,298 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 05:51:53,298 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:53,322 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:53,326 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:53,327 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 40 treesize of output 20 [2019-11-20 05:51:53,327 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:53,338 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:53,338 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 05:51:53,351 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:53,352 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 05:51:53,352 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:87, output treesize:33 [2019-11-20 05:51:53,531 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 05:51:53,532 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 05:51:53,742 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:53,743 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 49 treesize of output 54 [2019-11-20 05:51:53,753 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 05:51:53,754 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:53,763 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:53,771 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:53,772 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 19 treesize of output 11 [2019-11-20 05:51:53,772 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:53,774 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:53,775 INFO L496 ElimStorePlain]: Start of recursive call 2: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 05:51:53,791 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:53,792 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 05:51:53,792 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:101, output treesize:59 [2019-11-20 05:51:55,797 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_72| (_ BitVec 64)) (v_skolemized_v_prenex_26_3 (_ BitVec 64))) (let ((.cse0 ((_ extract 63 32) v_skolemized_v_prenex_26_3))) (or (not (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_72|) .cse0)) (not (= (bvadd (bvneg (bvlshr (let ((.cse1 (bvadd (bvneg (bvor (bvand (_ bv2147483647 32) .cse0) (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_72|))) (bvor .cse2 (bvneg .cse2))) (_ bv31 32)))) (_ bv2146435072 32)))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))) (_ bv1 32)) (_ bv0 32))) (not (= (fp ((_ extract 63 63) v_skolemized_v_prenex_26_3) ((_ extract 62 52) v_skolemized_v_prenex_26_3) ((_ extract 51 0) v_skolemized_v_prenex_26_3)) c_ULTIMATE.start_isinf_double_~x))))) is different from false [2019-11-20 05:51:57,818 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_72| (_ BitVec 64)) (v_skolemized_v_prenex_26_3 (_ BitVec 64))) (let ((.cse0 ((_ extract 63 32) v_skolemized_v_prenex_26_3))) (or (not (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_72|) .cse0)) (not (= (bvadd (bvneg (bvlshr (let ((.cse1 (bvadd (bvneg (bvor (bvand (_ bv2147483647 32) .cse0) (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_72|))) (bvor .cse2 (bvneg .cse2))) (_ bv31 32)))) (_ bv2146435072 32)))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))) (_ bv1 32)) (_ bv0 32))) (not (= (fp ((_ extract 63 63) v_skolemized_v_prenex_26_3) ((_ extract 62 52) v_skolemized_v_prenex_26_3) ((_ extract 51 0) v_skolemized_v_prenex_26_3)) |c_ULTIMATE.start___ieee754_pow_#res|))))) is different from false [2019-11-20 05:51:58,818 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:58,818 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 49 treesize of output 54 [2019-11-20 05:51:58,828 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 05:51:58,829 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:58,839 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:58,844 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:58,844 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 19 treesize of output 11 [2019-11-20 05:51:58,844 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 05:51:58,847 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:58,847 INFO L496 ElimStorePlain]: Start of recursive call 2: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 05:51:58,854 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 05:51:58,855 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 05:51:58,855 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:59, output treesize:17 [2019-11-20 05:51:58,861 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 05:51:58,862 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [521191619] [2019-11-20 05:51:58,862 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:51:58,862 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 6] imperfect sequences [] total 14 [2019-11-20 05:51:58,862 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944235654] [2019-11-20 05:51:58,862 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-11-20 05:51:58,862 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 05:51:58,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-11-20 05:51:58,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=110, Unknown=2, NotChecked=42, Total=182 [2019-11-20 05:51:58,863 INFO L87 Difference]: Start difference. First operand 82 states and 106 transitions. Second operand 14 states. [2019-11-20 05:51:58,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:51:58,864 INFO L93 Difference]: Finished difference Result 82 states and 106 transitions. [2019-11-20 05:51:58,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 05:51:58,864 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2019-11-20 05:51:58,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:51:58,864 INFO L225 Difference]: With dead ends: 82 [2019-11-20 05:51:58,864 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 05:51:58,865 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 27 SyntacticMatches, 3 SemanticMatches, 12 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=28, Invalid=110, Unknown=2, NotChecked=42, Total=182 [2019-11-20 05:51:58,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 05:51:58,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 05:51:58,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 05:51:58,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 05:51:58,865 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2019-11-20 05:51:58,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:51:58,866 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 05:51:58,866 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-11-20 05:51:58,866 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 05:51:58,866 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 05:51:59,066 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-11-20 05:51:59,069 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 05:51:59,203 INFO L440 ceAbstractionStarter]: At program point L35-2(lines 17 36) the Hoare annotation is: false [2019-11-20 05:51:59,203 INFO L444 ceAbstractionStarter]: For program point L498(lines 498 499) no Hoare annotation was computed. [2019-11-20 05:51:59,203 INFO L444 ceAbstractionStarter]: For program point L565-1(lines 565 570) no Hoare annotation was computed. [2019-11-20 05:51:59,203 INFO L440 ceAbstractionStarter]: At program point L565-2(lines 565 570) the Hoare annotation is: false [2019-11-20 05:51:59,203 INFO L444 ceAbstractionStarter]: For program point L565-3(lines 565 570) no Hoare annotation was computed. [2019-11-20 05:51:59,203 INFO L444 ceAbstractionStarter]: For program point L301(lines 301 302) no Hoare annotation was computed. [2019-11-20 05:51:59,203 INFO L444 ceAbstractionStarter]: For program point L501(lines 501 508) no Hoare annotation was computed. [2019-11-20 05:51:59,204 INFO L444 ceAbstractionStarter]: For program point L501-2(lines 494 508) no Hoare annotation was computed. [2019-11-20 05:51:59,204 INFO L444 ceAbstractionStarter]: For program point L303(lines 303 307) no Hoare annotation was computed. [2019-11-20 05:51:59,204 INFO L444 ceAbstractionStarter]: For program point L502(lines 502 507) no Hoare annotation was computed. [2019-11-20 05:51:59,204 INFO L444 ceAbstractionStarter]: For program point L305(lines 305 306) no Hoare annotation was computed. [2019-11-20 05:51:59,204 INFO L444 ceAbstractionStarter]: For program point L372-1(lines 372 377) no Hoare annotation was computed. [2019-11-20 05:51:59,204 INFO L440 ceAbstractionStarter]: At program point L372-2(lines 372 377) the Hoare annotation is: false [2019-11-20 05:51:59,204 INFO L444 ceAbstractionStarter]: For program point L372-3(lines 372 377) no Hoare annotation was computed. [2019-11-20 05:51:59,204 INFO L444 ceAbstractionStarter]: For program point L505(lines 505 506) no Hoare annotation was computed. [2019-11-20 05:51:59,205 INFO L444 ceAbstractionStarter]: For program point L176(lines 176 190) no Hoare annotation was computed. [2019-11-20 05:51:59,205 INFO L444 ceAbstractionStarter]: For program point L44-1(lines 44 49) no Hoare annotation was computed. [2019-11-20 05:51:59,205 INFO L440 ceAbstractionStarter]: At program point L44-2(lines 44 49) the Hoare annotation is: false [2019-11-20 05:51:59,205 INFO L444 ceAbstractionStarter]: For program point L44-3(lines 44 49) no Hoare annotation was computed. [2019-11-20 05:51:59,205 INFO L444 ceAbstractionStarter]: For program point L441-1(lines 441 446) no Hoare annotation was computed. [2019-11-20 05:51:59,205 INFO L440 ceAbstractionStarter]: At program point L441-2(lines 441 446) the Hoare annotation is: false [2019-11-20 05:51:59,205 INFO L444 ceAbstractionStarter]: For program point L441-3(lines 441 446) no Hoare annotation was computed. [2019-11-20 05:51:59,205 INFO L440 ceAbstractionStarter]: At program point L574(lines 563 575) the Hoare annotation is: false [2019-11-20 05:51:59,206 INFO L444 ceAbstractionStarter]: For program point L178(lines 178 189) no Hoare annotation was computed. [2019-11-20 05:51:59,206 INFO L444 ceAbstractionStarter]: For program point L112(lines 112 117) no Hoare annotation was computed. [2019-11-20 05:51:59,206 INFO L444 ceAbstractionStarter]: For program point L112-2(lines 112 117) no Hoare annotation was computed. [2019-11-20 05:51:59,206 INFO L444 ceAbstractionStarter]: For program point L311(lines 311 332) no Hoare annotation was computed. [2019-11-20 05:51:59,206 INFO L444 ceAbstractionStarter]: For program point L113(lines 113 116) no Hoare annotation was computed. [2019-11-20 05:51:59,206 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 319) no Hoare annotation was computed. [2019-11-20 05:51:59,206 INFO L444 ceAbstractionStarter]: For program point L180(lines 180 188) no Hoare annotation was computed. [2019-11-20 05:51:59,206 INFO L444 ceAbstractionStarter]: For program point L313(lines 313 318) no Hoare annotation was computed. [2019-11-20 05:51:59,207 INFO L444 ceAbstractionStarter]: For program point L115(lines 115 116) no Hoare annotation was computed. [2019-11-20 05:51:59,207 INFO L444 ceAbstractionStarter]: For program point L513(lines 513 527) no Hoare annotation was computed. [2019-11-20 05:51:59,207 INFO L444 ceAbstractionStarter]: For program point L513-2(lines 513 527) no Hoare annotation was computed. [2019-11-20 05:51:59,207 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 318) no Hoare annotation was computed. [2019-11-20 05:51:59,207 INFO L444 ceAbstractionStarter]: For program point L183(lines 183 188) no Hoare annotation was computed. [2019-11-20 05:51:59,207 INFO L444 ceAbstractionStarter]: For program point L51(lines 51 63) no Hoare annotation was computed. [2019-11-20 05:51:59,207 INFO L444 ceAbstractionStarter]: For program point L51-2(lines 42 92) no Hoare annotation was computed. [2019-11-20 05:51:59,207 INFO L444 ceAbstractionStarter]: For program point L316(line 316) no Hoare annotation was computed. [2019-11-20 05:51:59,208 INFO L444 ceAbstractionStarter]: For program point L316-2(line 316) no Hoare annotation was computed. [2019-11-20 05:51:59,208 INFO L444 ceAbstractionStarter]: For program point L184(lines 184 185) no Hoare annotation was computed. [2019-11-20 05:51:59,208 INFO L444 ceAbstractionStarter]: For program point L184-2(lines 184 185) no Hoare annotation was computed. [2019-11-20 05:51:59,208 INFO L444 ceAbstractionStarter]: For program point L52(lines 52 53) no Hoare annotation was computed. [2019-11-20 05:51:59,208 INFO L444 ceAbstractionStarter]: For program point L383(lines 383 391) no Hoare annotation was computed. [2019-11-20 05:51:59,208 INFO L444 ceAbstractionStarter]: For program point L383-1(lines 383 391) no Hoare annotation was computed. [2019-11-20 05:51:59,208 INFO L444 ceAbstractionStarter]: For program point L318(line 318) no Hoare annotation was computed. [2019-11-20 05:51:59,208 INFO L444 ceAbstractionStarter]: For program point L318-2(line 318) no Hoare annotation was computed. [2019-11-20 05:51:59,209 INFO L444 ceAbstractionStarter]: For program point L120(lines 120 131) no Hoare annotation was computed. [2019-11-20 05:51:59,209 INFO L444 ceAbstractionStarter]: For program point L120-2(lines 120 131) no Hoare annotation was computed. [2019-11-20 05:51:59,209 INFO L444 ceAbstractionStarter]: For program point L517-1(lines 517 522) no Hoare annotation was computed. [2019-11-20 05:51:59,209 INFO L440 ceAbstractionStarter]: At program point L517-2(lines 517 522) the Hoare annotation is: false [2019-11-20 05:51:59,209 INFO L444 ceAbstractionStarter]: For program point L517-3(lines 517 522) no Hoare annotation was computed. [2019-11-20 05:51:59,209 INFO L440 ceAbstractionStarter]: At program point L121-2(lines 121 125) the Hoare annotation is: false [2019-11-20 05:51:59,209 INFO L444 ceAbstractionStarter]: For program point L121-3(lines 121 125) no Hoare annotation was computed. [2019-11-20 05:51:59,209 INFO L444 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2019-11-20 05:51:59,210 INFO L440 ceAbstractionStarter]: At program point L55-2(lines 55 59) the Hoare annotation is: false [2019-11-20 05:51:59,210 INFO L444 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2019-11-20 05:51:59,210 INFO L444 ceAbstractionStarter]: For program point L386-1(lines 386 390) no Hoare annotation was computed. [2019-11-20 05:51:59,210 INFO L444 ceAbstractionStarter]: For program point L320(lines 320 325) no Hoare annotation was computed. [2019-11-20 05:51:59,210 INFO L440 ceAbstractionStarter]: At program point L386-2(lines 386 390) the Hoare annotation is: false [2019-11-20 05:51:59,210 INFO L444 ceAbstractionStarter]: For program point L453-1(lines 453 458) no Hoare annotation was computed. [2019-11-20 05:51:59,210 INFO L440 ceAbstractionStarter]: At program point L453-2(lines 453 458) the Hoare annotation is: false [2019-11-20 05:51:59,210 INFO L444 ceAbstractionStarter]: For program point L453-3(lines 453 458) no Hoare annotation was computed. [2019-11-20 05:51:59,211 INFO L444 ceAbstractionStarter]: For program point L321(lines 321 324) no Hoare annotation was computed. [2019-11-20 05:51:59,211 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 05:51:59,211 INFO L444 ceAbstractionStarter]: For program point L588(lines 588 597) no Hoare annotation was computed. [2019-11-20 05:51:59,211 INFO L444 ceAbstractionStarter]: For program point L588-2(lines 588 597) no Hoare annotation was computed. [2019-11-20 05:51:59,211 INFO L444 ceAbstractionStarter]: For program point L126-2(lines 126 127) no Hoare annotation was computed. [2019-11-20 05:51:59,211 INFO L440 ceAbstractionStarter]: At program point L126-3(lines 126 127) the Hoare annotation is: false [2019-11-20 05:51:59,211 INFO L444 ceAbstractionStarter]: For program point L126-4(lines 126 127) no Hoare annotation was computed. [2019-11-20 05:51:59,211 INFO L444 ceAbstractionStarter]: For program point L193(lines 193 194) no Hoare annotation was computed. [2019-11-20 05:51:59,211 INFO L444 ceAbstractionStarter]: For program point L193-2(lines 193 194) no Hoare annotation was computed. [2019-11-20 05:51:59,212 INFO L444 ceAbstractionStarter]: For program point L61(lines 61 62) no Hoare annotation was computed. [2019-11-20 05:51:59,212 INFO L444 ceAbstractionStarter]: For program point L524(lines 524 525) no Hoare annotation was computed. [2019-11-20 05:51:59,212 INFO L444 ceAbstractionStarter]: For program point L524-2(lines 524 525) no Hoare annotation was computed. [2019-11-20 05:51:59,212 INFO L444 ceAbstractionStarter]: For program point L326(lines 326 327) no Hoare annotation was computed. [2019-11-20 05:51:59,212 INFO L444 ceAbstractionStarter]: For program point L328(lines 328 331) no Hoare annotation was computed. [2019-11-20 05:51:59,215 INFO L444 ceAbstractionStarter]: For program point L196-1(lines 196 201) no Hoare annotation was computed. [2019-11-20 05:51:59,215 INFO L440 ceAbstractionStarter]: At program point L196-2(lines 196 201) the Hoare annotation is: false [2019-11-20 05:51:59,215 INFO L444 ceAbstractionStarter]: For program point L196-3(lines 196 201) no Hoare annotation was computed. [2019-11-20 05:51:59,215 INFO L444 ceAbstractionStarter]: For program point L593(lines 593 596) no Hoare annotation was computed. [2019-11-20 05:51:59,215 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 330) no Hoare annotation was computed. [2019-11-20 05:51:59,216 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 05:51:59,216 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 594) no Hoare annotation was computed. [2019-11-20 05:51:59,216 INFO L444 ceAbstractionStarter]: For program point L594(line 594) no Hoare annotation was computed. [2019-11-20 05:51:59,216 INFO L444 ceAbstractionStarter]: For program point L396(lines 396 404) no Hoare annotation was computed. [2019-11-20 05:51:59,217 INFO L444 ceAbstractionStarter]: For program point L529-1(lines 529 534) no Hoare annotation was computed. [2019-11-20 05:51:59,217 INFO L440 ceAbstractionStarter]: At program point L529-2(lines 529 534) the Hoare annotation is: false [2019-11-20 05:51:59,217 INFO L444 ceAbstractionStarter]: For program point L529-3(lines 529 534) no Hoare annotation was computed. [2019-11-20 05:51:59,217 INFO L444 ceAbstractionStarter]: For program point L67(lines 67 68) no Hoare annotation was computed. [2019-11-20 05:51:59,218 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 404) no Hoare annotation was computed. [2019-11-20 05:51:59,218 INFO L444 ceAbstractionStarter]: For program point L134(lines 134 137) no Hoare annotation was computed. [2019-11-20 05:51:59,218 INFO L444 ceAbstractionStarter]: For program point L134-2(lines 134 137) no Hoare annotation was computed. [2019-11-20 05:51:59,218 INFO L444 ceAbstractionStarter]: For program point L465-1(lines 465 470) no Hoare annotation was computed. [2019-11-20 05:51:59,218 INFO L440 ceAbstractionStarter]: At program point L465-2(lines 465 470) the Hoare annotation is: false [2019-11-20 05:51:59,218 INFO L444 ceAbstractionStarter]: For program point L465-3(lines 465 470) no Hoare annotation was computed. [2019-11-20 05:51:59,219 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 77) no Hoare annotation was computed. [2019-11-20 05:51:59,219 INFO L444 ceAbstractionStarter]: For program point L268-1(lines 268 273) no Hoare annotation was computed. [2019-11-20 05:51:59,219 INFO L440 ceAbstractionStarter]: At program point L268-2(lines 268 273) the Hoare annotation is: false [2019-11-20 05:51:59,219 INFO L440 ceAbstractionStarter]: At program point L202(lines 95 203) the Hoare annotation is: false [2019-11-20 05:51:59,219 INFO L444 ceAbstractionStarter]: For program point L70-1(lines 70 75) no Hoare annotation was computed. [2019-11-20 05:51:59,219 INFO L440 ceAbstractionStarter]: At program point L70-2(lines 70 75) the Hoare annotation is: false [2019-11-20 05:51:59,219 INFO L444 ceAbstractionStarter]: For program point L70-3(lines 70 75) no Hoare annotation was computed. [2019-11-20 05:51:59,220 INFO L447 ceAbstractionStarter]: At program point L599(lines 577 600) the Hoare annotation is: true [2019-11-20 05:51:59,220 INFO L444 ceAbstractionStarter]: For program point L336(lines 336 349) no Hoare annotation was computed. [2019-11-20 05:51:59,220 INFO L444 ceAbstractionStarter]: For program point L336-2(lines 261 560) no Hoare annotation was computed. [2019-11-20 05:51:59,220 INFO L444 ceAbstractionStarter]: For program point L337(lines 337 348) no Hoare annotation was computed. [2019-11-20 05:51:59,220 INFO L444 ceAbstractionStarter]: For program point L206-1(lines 206 210) no Hoare annotation was computed. [2019-11-20 05:51:59,220 INFO L440 ceAbstractionStarter]: At program point L206-2(lines 206 210) the Hoare annotation is: false [2019-11-20 05:51:59,220 INFO L444 ceAbstractionStarter]: For program point L405(lines 405 410) no Hoare annotation was computed. [2019-11-20 05:51:59,221 INFO L444 ceAbstractionStarter]: For program point L405-1(lines 379 472) no Hoare annotation was computed. [2019-11-20 05:51:59,221 INFO L444 ceAbstractionStarter]: For program point L339(lines 339 340) no Hoare annotation was computed. [2019-11-20 05:51:59,221 INFO L444 ceAbstractionStarter]: For program point L405-2(lines 405 410) no Hoare annotation was computed. [2019-11-20 05:51:59,221 INFO L444 ceAbstractionStarter]: For program point L339-2(lines 337 348) no Hoare annotation was computed. [2019-11-20 05:51:59,221 INFO L444 ceAbstractionStarter]: For program point L274(lines 274 279) no Hoare annotation was computed. [2019-11-20 05:51:59,221 INFO L444 ceAbstractionStarter]: For program point L274-1(lines 261 560) no Hoare annotation was computed. [2019-11-20 05:51:59,222 INFO L444 ceAbstractionStarter]: For program point L274-2(lines 274 279) no Hoare annotation was computed. [2019-11-20 05:51:59,222 INFO L444 ceAbstractionStarter]: For program point L341(lines 341 346) no Hoare annotation was computed. [2019-11-20 05:51:59,222 INFO L444 ceAbstractionStarter]: For program point L342(lines 342 345) no Hoare annotation was computed. [2019-11-20 05:51:59,222 INFO L444 ceAbstractionStarter]: For program point L78(lines 78 83) no Hoare annotation was computed. [2019-11-20 05:51:59,222 INFO L444 ceAbstractionStarter]: For program point L475(lines 475 476) no Hoare annotation was computed. [2019-11-20 05:51:59,222 INFO L444 ceAbstractionStarter]: For program point L475-2(lines 475 476) no Hoare annotation was computed. [2019-11-20 05:51:59,222 INFO L444 ceAbstractionStarter]: For program point L211(lines 211 216) no Hoare annotation was computed. [2019-11-20 05:51:59,223 INFO L444 ceAbstractionStarter]: For program point L211-1(lines 204 218) no Hoare annotation was computed. [2019-11-20 05:51:59,223 INFO L444 ceAbstractionStarter]: For program point L211-2(lines 211 216) no Hoare annotation was computed. [2019-11-20 05:51:59,223 INFO L440 ceAbstractionStarter]: At program point L145-2(lines 145 155) the Hoare annotation is: false [2019-11-20 05:51:59,223 INFO L444 ceAbstractionStarter]: For program point L79(lines 79 82) no Hoare annotation was computed. [2019-11-20 05:51:59,223 INFO L444 ceAbstractionStarter]: For program point L145-3(lines 145 155) no Hoare annotation was computed. [2019-11-20 05:51:59,223 INFO L444 ceAbstractionStarter]: For program point L344(lines 344 345) no Hoare annotation was computed. [2019-11-20 05:51:59,224 INFO L444 ceAbstractionStarter]: For program point L147(lines 147 151) no Hoare annotation was computed. [2019-11-20 05:51:59,224 INFO L444 ceAbstractionStarter]: For program point L147-2(lines 147 151) no Hoare annotation was computed. [2019-11-20 05:51:59,224 INFO L444 ceAbstractionStarter]: For program point L544-1(lines 544 548) no Hoare annotation was computed. [2019-11-20 05:51:59,224 INFO L440 ceAbstractionStarter]: At program point L544-2(lines 544 548) the Hoare annotation is: false [2019-11-20 05:51:59,224 INFO L444 ceAbstractionStarter]: For program point L544-3(lines 544 548) no Hoare annotation was computed. [2019-11-20 05:51:59,224 INFO L444 ceAbstractionStarter]: For program point L479-1(lines 479 484) no Hoare annotation was computed. [2019-11-20 05:51:59,224 INFO L440 ceAbstractionStarter]: At program point L479-2(lines 479 484) the Hoare annotation is: false [2019-11-20 05:51:59,225 INFO L444 ceAbstractionStarter]: For program point L479-3(lines 479 484) no Hoare annotation was computed. [2019-11-20 05:51:59,225 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 284) no Hoare annotation was computed. [2019-11-20 05:51:59,225 INFO L440 ceAbstractionStarter]: At program point L217(lines 204 218) the Hoare annotation is: false [2019-11-20 05:51:59,225 INFO L444 ceAbstractionStarter]: For program point L85-1(lines 85 90) no Hoare annotation was computed. [2019-11-20 05:51:59,225 INFO L440 ceAbstractionStarter]: At program point L85-2(lines 85 90) the Hoare annotation is: false [2019-11-20 05:51:59,225 INFO L444 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-11-20 05:51:59,226 INFO L444 ceAbstractionStarter]: For program point L85-3(lines 85 90) no Hoare annotation was computed. [2019-11-20 05:51:59,226 INFO L440 ceAbstractionStarter]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-11-20 05:51:59,226 INFO L444 ceAbstractionStarter]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-11-20 05:51:59,226 INFO L440 ceAbstractionStarter]: At program point L19-6(lines 19 23) the Hoare annotation is: false [2019-11-20 05:51:59,226 INFO L444 ceAbstractionStarter]: For program point L19-9(lines 19 23) no Hoare annotation was computed. [2019-11-20 05:51:59,226 INFO L440 ceAbstractionStarter]: At program point L19-10(lines 19 23) the Hoare annotation is: false [2019-11-20 05:51:59,227 INFO L444 ceAbstractionStarter]: For program point L416-1(lines 416 421) no Hoare annotation was computed. [2019-11-20 05:51:59,227 INFO L440 ceAbstractionStarter]: At program point L416-2(lines 416 421) the Hoare annotation is: false [2019-11-20 05:51:59,227 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 05:51:59,227 INFO L444 ceAbstractionStarter]: For program point L416-3(lines 416 421) no Hoare annotation was computed. [2019-11-20 05:51:59,227 INFO L444 ceAbstractionStarter]: For program point L550(lines 550 558) no Hoare annotation was computed. [2019-11-20 05:51:59,227 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 292) no Hoare annotation was computed. [2019-11-20 05:51:59,227 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 472) no Hoare annotation was computed. [2019-11-20 05:51:59,228 INFO L444 ceAbstractionStarter]: For program point L288(lines 288 291) no Hoare annotation was computed. [2019-11-20 05:51:59,228 INFO L444 ceAbstractionStarter]: For program point L354-2(lines 354 472) no Hoare annotation was computed. [2019-11-20 05:51:59,228 INFO L444 ceAbstractionStarter]: For program point L24(lines 24 28) no Hoare annotation was computed. [2019-11-20 05:51:59,228 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 17 36) no Hoare annotation was computed. [2019-11-20 05:51:59,228 INFO L444 ceAbstractionStarter]: For program point L24-3(lines 24 28) no Hoare annotation was computed. [2019-11-20 05:51:59,228 INFO L444 ceAbstractionStarter]: For program point L24-4(lines 17 36) no Hoare annotation was computed. [2019-11-20 05:51:59,255 INFO L444 ceAbstractionStarter]: For program point L24-6(lines 24 28) no Hoare annotation was computed. [2019-11-20 05:51:59,255 INFO L444 ceAbstractionStarter]: For program point L24-7(lines 17 36) no Hoare annotation was computed. [2019-11-20 05:51:59,255 INFO L444 ceAbstractionStarter]: For program point L553-1(lines 553 558) no Hoare annotation was computed. [2019-11-20 05:51:59,256 INFO L440 ceAbstractionStarter]: At program point L553-2(lines 553 558) the Hoare annotation is: false [2019-11-20 05:51:59,256 INFO L444 ceAbstractionStarter]: For program point L553-3(lines 550 558) no Hoare annotation was computed. [2019-11-20 05:51:59,256 INFO L444 ceAbstractionStarter]: For program point L355(lines 355 360) no Hoare annotation was computed. [2019-11-20 05:51:59,256 INFO L444 ceAbstractionStarter]: For program point L355-2(lines 354 379) no Hoare annotation was computed. [2019-11-20 05:51:59,256 INFO L440 ceAbstractionStarter]: At program point L91(lines 42 92) the Hoare annotation is: false [2019-11-20 05:51:59,256 INFO L444 ceAbstractionStarter]: For program point L488-1(lines 488 493) no Hoare annotation was computed. [2019-11-20 05:51:59,256 INFO L440 ceAbstractionStarter]: At program point L488-2(lines 488 493) the Hoare annotation is: false [2019-11-20 05:51:59,256 INFO L444 ceAbstractionStarter]: For program point L488-3(lines 261 560) no Hoare annotation was computed. [2019-11-20 05:51:59,256 INFO L444 ceAbstractionStarter]: For program point L356(lines 356 357) no Hoare annotation was computed. [2019-11-20 05:51:59,256 INFO L440 ceAbstractionStarter]: At program point L158-2(lines 158 174) the Hoare annotation is: false [2019-11-20 05:51:59,256 INFO L444 ceAbstractionStarter]: For program point L158-3(lines 95 203) no Hoare annotation was computed. [2019-11-20 05:51:59,256 INFO L444 ceAbstractionStarter]: For program point L357(line 357) no Hoare annotation was computed. [2019-11-20 05:51:59,256 INFO L444 ceAbstractionStarter]: For program point L357-2(line 357) no Hoare annotation was computed. [2019-11-20 05:51:59,257 INFO L444 ceAbstractionStarter]: For program point L424-1(lines 424 429) no Hoare annotation was computed. [2019-11-20 05:51:59,257 INFO L444 ceAbstractionStarter]: For program point L358(lines 358 359) no Hoare annotation was computed. [2019-11-20 05:51:59,257 INFO L440 ceAbstractionStarter]: At program point L424-2(lines 424 429) the Hoare annotation is: false [2019-11-20 05:51:59,257 INFO L444 ceAbstractionStarter]: For program point L424-3(lines 424 429) no Hoare annotation was computed. [2019-11-20 05:51:59,257 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 05:51:59,257 INFO L444 ceAbstractionStarter]: For program point L359(line 359) no Hoare annotation was computed. [2019-11-20 05:51:59,257 INFO L444 ceAbstractionStarter]: For program point L359-2(line 359) no Hoare annotation was computed. [2019-11-20 05:51:59,257 INFO L444 ceAbstractionStarter]: For program point L161(lines 161 170) no Hoare annotation was computed. [2019-11-20 05:51:59,257 INFO L444 ceAbstractionStarter]: For program point L161-2(lines 161 170) no Hoare annotation was computed. [2019-11-20 05:51:59,257 INFO L444 ceAbstractionStarter]: For program point L29(lines 29 34) no Hoare annotation was computed. [2019-11-20 05:51:59,257 INFO L444 ceAbstractionStarter]: For program point L29-1(lines 17 36) no Hoare annotation was computed. [2019-11-20 05:51:59,258 INFO L444 ceAbstractionStarter]: For program point L29-2(lines 29 34) no Hoare annotation was computed. [2019-11-20 05:51:59,258 INFO L444 ceAbstractionStarter]: For program point L29-3(lines 29 34) no Hoare annotation was computed. [2019-11-20 05:51:59,258 INFO L444 ceAbstractionStarter]: For program point L29-4(lines 17 36) no Hoare annotation was computed. [2019-11-20 05:51:59,258 INFO L444 ceAbstractionStarter]: For program point L29-5(lines 29 34) no Hoare annotation was computed. [2019-11-20 05:51:59,258 INFO L444 ceAbstractionStarter]: For program point L29-6(lines 29 34) no Hoare annotation was computed. [2019-11-20 05:51:59,258 INFO L444 ceAbstractionStarter]: For program point L29-7(lines 17 36) no Hoare annotation was computed. [2019-11-20 05:51:59,258 INFO L444 ceAbstractionStarter]: For program point L29-8(lines 29 34) no Hoare annotation was computed. [2019-11-20 05:51:59,259 INFO L444 ceAbstractionStarter]: For program point L294(lines 294 309) no Hoare annotation was computed. [2019-11-20 05:51:59,259 INFO L444 ceAbstractionStarter]: For program point L294-1(lines 261 560) no Hoare annotation was computed. [2019-11-20 05:51:59,259 INFO L440 ceAbstractionStarter]: At program point L559(lines 261 560) the Hoare annotation is: false [2019-11-20 05:51:59,259 INFO L444 ceAbstractionStarter]: For program point L295(lines 295 308) no Hoare annotation was computed. [2019-11-20 05:51:59,259 INFO L444 ceAbstractionStarter]: For program point L163(lines 163 164) no Hoare annotation was computed. [2019-11-20 05:51:59,259 INFO L444 ceAbstractionStarter]: For program point L163-2(lines 163 164) no Hoare annotation was computed. [2019-11-20 05:51:59,259 INFO L444 ceAbstractionStarter]: For program point L495(lines 495 500) no Hoare annotation was computed. [2019-11-20 05:51:59,259 INFO L444 ceAbstractionStarter]: For program point L363(line 363) no Hoare annotation was computed. [2019-11-20 05:51:59,259 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 308) no Hoare annotation was computed. [2019-11-20 05:51:59,259 INFO L444 ceAbstractionStarter]: For program point L363-2(line 363) no Hoare annotation was computed. [2019-11-20 05:51:59,259 INFO L444 ceAbstractionStarter]: For program point L364(lines 364 365) no Hoare annotation was computed. [2019-11-20 05:51:59,259 INFO L444 ceAbstractionStarter]: For program point L166(lines 166 167) no Hoare annotation was computed. [2019-11-20 05:51:59,259 INFO L444 ceAbstractionStarter]: For program point L166-2(lines 166 167) no Hoare annotation was computed. [2019-11-20 05:51:59,259 INFO L444 ceAbstractionStarter]: For program point L365(line 365) no Hoare annotation was computed. [2019-11-20 05:51:59,259 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 307) no Hoare annotation was computed. [2019-11-20 05:51:59,260 INFO L444 ceAbstractionStarter]: For program point L365-2(line 365) no Hoare annotation was computed. [2019-11-20 05:51:59,260 INFO L444 ceAbstractionStarter]: For program point L101-1(lines 101 106) no Hoare annotation was computed. [2019-11-20 05:51:59,260 INFO L440 ceAbstractionStarter]: At program point L101-2(lines 101 106) the Hoare annotation is: false [2019-11-20 05:51:59,260 INFO L440 ceAbstractionStarter]: At program point L35(lines 17 36) the Hoare annotation is: false [2019-11-20 05:51:59,260 INFO L444 ceAbstractionStarter]: For program point L101-3(lines 95 203) no Hoare annotation was computed. [2019-11-20 05:51:59,260 INFO L440 ceAbstractionStarter]: At program point L35-1(lines 17 36) the Hoare annotation is: false [2019-11-20 05:51:59,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 05:51:59 BoogieIcfgContainer [2019-11-20 05:51:59,267 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 05:51:59,268 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:51:59,268 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:51:59,268 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:51:59,268 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:51:33" (3/4) ... [2019-11-20 05:51:59,271 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 05:51:59,292 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-11-20 05:51:59,292 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 05:51:59,293 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 05:51:59,403 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8745f2ea-5ca9-4b98-a3bc-18358061b08a/bin/uautomizer/witness.graphml [2019-11-20 05:51:59,403 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:51:59,405 INFO L168 Benchmark]: Toolchain (without parser) took 76384.70 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 265.3 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -279.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:51:59,405 INFO L168 Benchmark]: CDTParser took 0.28 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 05:51:59,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 614.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2019-11-20 05:51:59,406 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.89 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 05:51:59,406 INFO L168 Benchmark]: Boogie Preprocessor took 111.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:51:59,406 INFO L168 Benchmark]: RCFGBuilder took 49659.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 996.7 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.7 MB. Max. memory is 11.5 GB. [2019-11-20 05:51:59,407 INFO L168 Benchmark]: TraceAbstraction took 25764.47 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 108.5 MB). Free memory was 996.7 MB in the beginning and 1.3 GB in the end (delta: -258.3 MB). Peak memory consumption was 228.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:51:59,407 INFO L168 Benchmark]: Witness Printer took 135.99 ms. Allocated memory is still 1.3 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. [2019-11-20 05:51:59,409 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 614.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 94.89 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 111.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 49659.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 996.7 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 25764.47 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 108.5 MB). Free memory was 996.7 MB in the beginning and 1.3 GB in the end (delta: -258.3 MB). Peak memory consumption was 228.4 MB. Max. memory is 11.5 GB. * Witness Printer took 135.99 ms. Allocated memory is still 1.3 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 594]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: 0 - 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 Derived loop invariant: 0 - 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, 216 locations, 1 error locations. Result: SAFE, OverallTime: 25.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 13.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 834 SDtfs, 2979 SDslu, 668 SDs, 0 SdLazy, 121 SolverSat, 25 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 8.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 173 GetRequests, 125 SyntacticMatches, 3 SemanticMatches, 45 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 9.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=216occurred 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, 16 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 38 LocationsWithAnnotation, 38 PreInvPairs, 39 NumberOfFragments, 38 HoareAnnotationTreeSize, 38 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 38 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 9.2s InterpolantComputationTime, 87 NumberOfCodeBlocks, 87 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 164 ConstructedInterpolants, 38 QuantifiedInterpolants, 29994 SizeOfPredicates, 44 NumberOfNonLiveVariables, 666 ConjunctsInSsa, 66 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...