./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0b6fc5dd45f61ab6cdfdd7b291c72a1d8b97c284 ....................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0b6fc5dd45f61ab6cdfdd7b291c72a1d8b97c284 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-10-24 21:54:39,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 21:54:39,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 21:54:39,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 21:54:39,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 21:54:39,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 21:54:39,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 21:54:39,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 21:54:39,957 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 21:54:39,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 21:54:39,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 21:54:39,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 21:54:39,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 21:54:39,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 21:54:39,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 21:54:39,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 21:54:39,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 21:54:39,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 21:54:39,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 21:54:39,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 21:54:39,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 21:54:39,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 21:54:39,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 21:54:40,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 21:54:40,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 21:54:40,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 21:54:40,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 21:54:40,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 21:54:40,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 21:54:40,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 21:54:40,007 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 21:54:40,008 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 21:54:40,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 21:54:40,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 21:54:40,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 21:54:40,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 21:54:40,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 21:54:40,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 21:54:40,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 21:54:40,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 21:54:40,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 21:54:40,016 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-24 21:54:40,044 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 21:54:40,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 21:54:40,046 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 21:54:40,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 21:54:40,047 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 21:54:40,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 21:54:40,047 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 21:54:40,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 21:54:40,048 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 21:54:40,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 21:54:40,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 21:54:40,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 21:54:40,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 21:54:40,049 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 21:54:40,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 21:54:40,049 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 21:54:40,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 21:54:40,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 21:54:40,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 21:54:40,051 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 21:54:40,051 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 21:54:40,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 21:54:40,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 21:54:40,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 21:54:40,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 21:54:40,052 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-24 21:54:40,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-24 21:54:40,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 21:54:40,053 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 21:54:40,053 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b6fc5dd45f61ab6cdfdd7b291c72a1d8b97c284 [2020-10-24 21:54:40,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 21:54:40,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 21:54:40,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 21:54:40,594 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 21:54:40,595 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 21:54:40,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2020-10-24 21:54:40,696 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a6c9332c/79e0c02e31f64801a25ece95f028757e/FLAGddbde4fc9 [2020-10-24 21:54:41,500 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 21:54:41,502 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2020-10-24 21:54:41,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a6c9332c/79e0c02e31f64801a25ece95f028757e/FLAGddbde4fc9 [2020-10-24 21:54:41,670 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a6c9332c/79e0c02e31f64801a25ece95f028757e [2020-10-24 21:54:41,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 21:54:41,681 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 21:54:41,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 21:54:41,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 21:54:41,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 21:54:41,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:54:41" (1/1) ... [2020-10-24 21:54:41,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@80aeadf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:54:41, skipping insertion in model container [2020-10-24 21:54:41,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:54:41" (1/1) ... [2020-10-24 21:54:41,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 21:54:41,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-24 21:54:42,291 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1690) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1080) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1045) 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:1423) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-10-24 21:54:42,299 INFO L168 Benchmark]: Toolchain (without parser) took 621.88 ms. Allocated memory is still 50.3 MB. Free memory was 26.1 MB in the beginning and 26.3 MB in the end (delta: -200.1 kB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2020-10-24 21:54:42,301 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 37.7 MB. Free memory was 18.5 MB in the beginning and 18.5 MB in the end (delta: 26.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 21:54:42,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 613.15 ms. Allocated memory is still 50.3 MB. Free memory was 25.4 MB in the beginning and 26.3 MB in the end (delta: -840.9 kB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2020-10-24 21:54:42,308 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 37.7 MB. Free memory was 18.5 MB in the beginning and 18.5 MB in the end (delta: 26.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 613.15 ms. Allocated memory is still 50.3 MB. Free memory was 25.4 MB in the beginning and 26.3 MB in the end (delta: -840.9 kB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-10-24 21:54:44,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 21:54:44,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 21:54:44,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 21:54:44,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 21:54:44,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 21:54:44,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 21:54:44,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 21:54:44,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 21:54:44,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 21:54:44,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 21:54:44,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 21:54:44,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 21:54:44,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 21:54:44,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 21:54:44,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 21:54:44,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 21:54:44,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 21:54:44,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 21:54:44,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 21:54:44,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 21:54:44,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 21:54:44,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 21:54:44,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 21:54:44,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 21:54:44,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 21:54:44,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 21:54:44,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 21:54:44,805 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 21:54:44,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 21:54:44,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 21:54:44,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 21:54:44,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 21:54:44,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 21:54:44,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 21:54:44,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 21:54:44,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 21:54:44,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 21:54:44,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 21:54:44,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 21:54:44,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 21:54:44,817 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-24 21:54:44,855 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 21:54:44,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 21:54:44,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 21:54:44,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 21:54:44,861 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 21:54:44,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 21:54:44,861 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 21:54:44,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 21:54:44,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 21:54:44,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 21:54:44,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 21:54:44,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 21:54:44,864 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-24 21:54:44,864 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-24 21:54:44,864 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 21:54:44,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 21:54:44,865 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 21:54:44,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 21:54:44,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 21:54:44,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 21:54:44,866 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 21:54:44,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 21:54:44,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 21:54:44,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 21:54:44,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 21:54:44,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 21:54:44,867 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-24 21:54:44,868 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-24 21:54:44,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 21:54:44,868 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 21:54:44,868 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-24 21:54:44,869 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b6fc5dd45f61ab6cdfdd7b291c72a1d8b97c284 [2020-10-24 21:54:45,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 21:54:45,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 21:54:45,364 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 21:54:45,366 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 21:54:45,367 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 21:54:45,369 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2020-10-24 21:54:45,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e74b08a0a/eb3c4e78970c4f36832594483ea68022/FLAG535625ea0 [2020-10-24 21:54:46,309 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 21:54:46,310 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2020-10-24 21:54:46,329 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e74b08a0a/eb3c4e78970c4f36832594483ea68022/FLAG535625ea0 [2020-10-24 21:54:46,512 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e74b08a0a/eb3c4e78970c4f36832594483ea68022 [2020-10-24 21:54:46,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 21:54:46,523 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 21:54:46,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 21:54:46,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 21:54:46,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 21:54:46,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:54:46" (1/1) ... [2020-10-24 21:54:46,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75e1bb97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:54:46, skipping insertion in model container [2020-10-24 21:54:46,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:54:46" (1/1) ... [2020-10-24 21:54:46,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 21:54:46,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-24 21:54:47,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-24 21:54:47,356 INFO L203 MainTranslator]: Completed pre-run [2020-10-24 21:54:47,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-24 21:54:47,789 INFO L208 MainTranslator]: Completed translation [2020-10-24 21:54:47,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:54:47 WrapperNode [2020-10-24 21:54:47,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 21:54:47,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 21:54:47,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 21:54:47,792 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 21:54:47,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:54:47" (1/1) ... [2020-10-24 21:54:47,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:54:47" (1/1) ... [2020-10-24 21:54:47,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-24 21:54:47,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-24 21:54:47,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-24 21:54:47,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-24 21:54:47,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:54:47" (1/1) ... [2020-10-24 21:54:47,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:54:47" (1/1) ... [2020-10-24 21:54:47,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:54:47" (1/1) ... [2020-10-24 21:54:47,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:54:47" (1/1) ... [2020-10-24 21:54:47,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:54:47" (1/1) ... [2020-10-24 21:54:47,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:54:47" (1/1) ... [2020-10-24 21:54:47,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:54:47" (1/1) ... [2020-10-24 21:54:47,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-24 21:54:47,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-24 21:54:47,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-24 21:54:47,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-24 21:54:47,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:54:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 21:54:48,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-24 21:54:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-24 21:54:48,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-24 21:54:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-24 21:54:50,071 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-24 21:54:50,071 INFO L298 CfgBuilder]: Removed 80 assume(true) statements. [2020-10-24 21:54:50,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:54:50 BoogieIcfgContainer [2020-10-24 21:54:50,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-24 21:54:50,075 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-24 21:54:50,075 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-24 21:54:50,079 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-24 21:54:50,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 09:54:46" (1/3) ... [2020-10-24 21:54:50,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c6c8074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:54:50, skipping insertion in model container [2020-10-24 21:54:50,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:54:47" (2/3) ... [2020-10-24 21:54:50,081 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c6c8074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:54:50, skipping insertion in model container [2020-10-24 21:54:50,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:54:50" (3/3) ... [2020-10-24 21:54:50,083 INFO L111 eAbstractionObserver]: Analyzing ICFG float-no-simp2.i [2020-10-24 21:54:50,095 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-24 21:54:50,105 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 36 error locations. [2020-10-24 21:54:50,119 INFO L253 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2020-10-24 21:54:50,149 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-24 21:54:50,150 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-24 21:54:50,150 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-24 21:54:50,150 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-24 21:54:50,150 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-24 21:54:50,150 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-24 21:54:50,150 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-24 21:54:50,151 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-24 21:54:50,176 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states. [2020-10-24 21:54:50,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-24 21:54:50,182 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 21:54:50,182 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 21:54:50,183 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 21:54:50,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 21:54:50,190 INFO L82 PathProgramCache]: Analyzing trace with hash -594068727, now seen corresponding path program 1 times [2020-10-24 21:54:50,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 21:54:50,211 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1587833352] [2020-10-24 21:54:50,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-10-24 21:54:50,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 21:54:50,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 1 conjunts are in the unsatisfiable core [2020-10-24 21:54:50,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 21:54:50,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 21:54:50,332 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 21:54:50,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 21:54:50,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1587833352] [2020-10-24 21:54:50,338 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 21:54:50,338 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-10-24 21:54:50,339 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434265280] [2020-10-24 21:54:50,344 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-24 21:54:50,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 21:54:50,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-24 21:54:50,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-24 21:54:50,362 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 2 states. [2020-10-24 21:54:50,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 21:54:50,392 INFO L93 Difference]: Finished difference Result 249 states and 364 transitions. [2020-10-24 21:54:50,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-24 21:54:50,393 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2020-10-24 21:54:50,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 21:54:50,403 INFO L225 Difference]: With dead ends: 249 [2020-10-24 21:54:50,403 INFO L226 Difference]: Without dead ends: 43 [2020-10-24 21:54:50,408 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-24 21:54:50,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-10-24 21:54:50,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2020-10-24 21:54:50,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-10-24 21:54:50,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 42 transitions. [2020-10-24 21:54:50,447 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 42 transitions. Word has length 9 [2020-10-24 21:54:50,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 21:54:50,448 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 42 transitions. [2020-10-24 21:54:50,448 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-24 21:54:50,448 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 42 transitions. [2020-10-24 21:54:50,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-24 21:54:50,449 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 21:54:50,449 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 21:54:50,666 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-24 21:54:50,669 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 21:54:50,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 21:54:50,671 INFO L82 PathProgramCache]: Analyzing trace with hash -1988011892, now seen corresponding path program 1 times [2020-10-24 21:54:50,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 21:54:50,672 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1375536930] [2020-10-24 21:54:50,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-10-24 21:54:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 21:54:51,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-24 21:54:51,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 21:54:51,588 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 21:54:51,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 21:54:51,671 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 21:54:51,876 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-24 21:54:51,877 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-24 21:54:51,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 21:54:51,917 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1375536930] [2020-10-24 21:54:51,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 21:54:51,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2020-10-24 21:54:51,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294411995] [2020-10-24 21:54:51,920 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-24 21:54:51,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 21:54:51,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-24 21:54:51,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-24 21:54:51,922 INFO L87 Difference]: Start difference. First operand 43 states and 42 transitions. Second operand 9 states. [2020-10-24 21:54:56,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 21:54:56,843 INFO L93 Difference]: Finished difference Result 43 states and 42 transitions. [2020-10-24 21:54:56,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-24 21:54:56,867 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 10 [2020-10-24 21:54:56,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 21:54:56,868 INFO L225 Difference]: With dead ends: 43 [2020-10-24 21:54:56,868 INFO L226 Difference]: Without dead ends: 31 [2020-10-24 21:54:56,870 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2020-10-24 21:54:56,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-10-24 21:54:56,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2020-10-24 21:54:56,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-10-24 21:54:56,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 30 transitions. [2020-10-24 21:54:56,874 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 30 transitions. Word has length 10 [2020-10-24 21:54:56,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 21:54:56,875 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 30 transitions. [2020-10-24 21:54:56,875 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-24 21:54:56,875 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 30 transitions. [2020-10-24 21:54:56,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-24 21:54:56,876 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 21:54:56,877 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 21:54:57,088 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-10-24 21:54:57,090 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 21:54:57,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 21:54:57,091 INFO L82 PathProgramCache]: Analyzing trace with hash -1182639065, now seen corresponding path program 1 times [2020-10-24 21:54:57,092 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 21:54:57,093 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1243654241] [2020-10-24 21:54:57,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-10-24 21:54:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 21:54:58,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-24 21:54:58,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 21:55:02,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 21:55:02,024 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 21:55:06,979 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-10-24 21:55:09,038 WARN L860 $PredicateComparison]: unable to prove that (or (fp.eq (fp.mul c_currentRoundingMode c_ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) c_ULTIMATE.start_main_~f~0) (not (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode c_ULTIMATE.start_main_~f~0 .cse0) .cse0)))) is different from true [2020-10-24 21:55:11,060 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (or (not (fp.eq (fp.add c_currentRoundingMode .cse0 ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) ULTIMATE.start_main_~f~0) (not (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 .cse0) .cse0))))) is different from false [2020-10-24 21:55:13,071 WARN L860 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (or (not (fp.eq (fp.add c_currentRoundingMode .cse0 ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) ULTIMATE.start_main_~f~0) (not (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 .cse0) .cse0))))) is different from true [2020-10-24 21:55:13,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 21:55:13,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1243654241] [2020-10-24 21:55:13,092 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 21:55:13,092 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2020-10-24 21:55:13,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170693304] [2020-10-24 21:55:13,093 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-24 21:55:13,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 21:55:13,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-24 21:55:13,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=17, Unknown=5, NotChecked=18, Total=56 [2020-10-24 21:55:13,095 INFO L87 Difference]: Start difference. First operand 31 states and 30 transitions. Second operand 8 states. [2020-10-24 21:55:15,272 WARN L838 $PredicateComparison]: unable to prove that (and (= c_currentRoundingMode roundNearestTiesToEven) (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (or (not (fp.eq (fp.add c_currentRoundingMode .cse0 ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv1 32))) ULTIMATE.start_main_~f~0) (not (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 .cse0) .cse0)))))) is different from false [2020-10-24 21:55:25,209 WARN L193 SmtUtils]: Spent 5.33 s on a formula simplification. DAG size of input: 17 DAG size of output: 9 [2020-10-24 21:55:34,098 WARN L193 SmtUtils]: Spent 7.06 s on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2020-10-24 21:55:36,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 21:55:36,943 INFO L93 Difference]: Finished difference Result 31 states and 30 transitions. [2020-10-24 21:55:36,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-24 21:55:36,973 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2020-10-24 21:55:36,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 21:55:36,974 INFO L225 Difference]: With dead ends: 31 [2020-10-24 21:55:36,974 INFO L226 Difference]: Without dead ends: 28 [2020-10-24 21:55:36,975 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 30.6s TimeCoverageRelationStatistics Valid=30, Invalid=30, Unknown=8, NotChecked=42, Total=110 [2020-10-24 21:55:36,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2020-10-24 21:55:36,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2020-10-24 21:55:36,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-10-24 21:55:36,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 27 transitions. [2020-10-24 21:55:36,979 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 27 transitions. Word has length 21 [2020-10-24 21:55:36,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 21:55:36,979 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 27 transitions. [2020-10-24 21:55:36,979 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-24 21:55:36,980 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 27 transitions. [2020-10-24 21:55:36,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-24 21:55:36,980 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 21:55:36,980 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 21:55:37,181 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-10-24 21:55:37,182 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 21:55:37,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 21:55:37,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1094029324, now seen corresponding path program 1 times [2020-10-24 21:55:37,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 21:55:37,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [961234881] [2020-10-24 21:55:37,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-10-24 21:55:38,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 21:55:38,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-24 21:55:38,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 21:55:44,616 WARN L838 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 .cse0) .cse0)) (not (fp.eq (fp.div roundNearestTiesToEven ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) ULTIMATE.start_main_~f~0)))) is different from false [2020-10-24 21:55:46,639 WARN L860 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (and (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 .cse0) .cse0)) (not (fp.eq (fp.div roundNearestTiesToEven ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) ULTIMATE.start_main_~f~0)))) is different from true [2020-10-24 21:55:50,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 21:55:50,700 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 21:55:56,701 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-10-24 21:55:59,318 WARN L860 $PredicateComparison]: unable to prove that (or (fp.eq (fp.div c_currentRoundingMode c_ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) c_ULTIMATE.start_main_~f~0) (not (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode c_ULTIMATE.start_main_~f~0 .cse0) .cse0)))) is different from true [2020-10-24 21:56:01,348 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (or (not (fp.eq (fp.add c_currentRoundingMode .cse0 ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0) (not (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 .cse0) .cse0))))) is different from false [2020-10-24 21:56:03,374 WARN L860 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (or (not (fp.eq (fp.add c_currentRoundingMode .cse0 ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0) (not (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 .cse0) .cse0))))) is different from true [2020-10-24 21:56:03,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 21:56:03,405 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [961234881] [2020-10-24 21:56:03,406 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 21:56:03,406 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 8 [2020-10-24 21:56:03,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49429708] [2020-10-24 21:56:03,407 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-24 21:56:03,408 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 21:56:03,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-24 21:56:03,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=17, Unknown=7, NotChecked=30, Total=72 [2020-10-24 21:56:03,411 INFO L87 Difference]: Start difference. First operand 28 states and 27 transitions. Second operand 9 states. [2020-10-24 21:56:06,241 WARN L838 $PredicateComparison]: unable to prove that (and (= c_currentRoundingMode roundNearestTiesToEven) (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (or (not (fp.eq (fp.add c_currentRoundingMode .cse0 ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0)) (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0) (not (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 .cse0) .cse0)))))) is different from false [2020-10-24 21:56:23,472 WARN L193 SmtUtils]: Spent 9.38 s on a formula simplification. DAG size of input: 17 DAG size of output: 9 [2020-10-24 21:56:36,192 WARN L193 SmtUtils]: Spent 8.60 s on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2020-10-24 21:56:41,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 21:56:41,293 INFO L93 Difference]: Finished difference Result 28 states and 27 transitions. [2020-10-24 21:56:41,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-24 21:56:41,321 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 27 [2020-10-24 21:56:41,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 21:56:41,322 INFO L225 Difference]: With dead ends: 28 [2020-10-24 21:56:41,322 INFO L226 Difference]: Without dead ends: 0 [2020-10-24 21:56:41,322 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 46 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 46.3s TimeCoverageRelationStatistics Valid=32, Invalid=30, Unknown=10, NotChecked=60, Total=132 [2020-10-24 21:56:41,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-24 21:56:41,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-24 21:56:41,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-24 21:56:41,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-24 21:56:41,324 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2020-10-24 21:56:41,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 21:56:41,324 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-24 21:56:41,324 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-24 21:56:41,324 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-24 21:56:41,324 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-24 21:56:41,527 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-10-24 21:56:41,531 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-24 21:56:41,534 INFO L274 CegarLoopResult]: For program point L2-1(lines 2 4) no Hoare annotation was computed. [2020-10-24 21:56:41,534 INFO L274 CegarLoopResult]: For program point L1026-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,535 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,535 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,535 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-24 21:56:41,535 INFO L274 CegarLoopResult]: For program point L1027-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,535 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-24 21:56:41,535 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,535 INFO L274 CegarLoopResult]: For program point L1028-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,535 INFO L274 CegarLoopResult]: For program point L995-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,536 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,536 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,536 INFO L274 CegarLoopResult]: For program point L1029-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,536 INFO L274 CegarLoopResult]: For program point L996-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,536 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,536 INFO L274 CegarLoopResult]: For program point L964(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,537 INFO L274 CegarLoopResult]: For program point L997-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,537 INFO L274 CegarLoopResult]: For program point L964-2(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,537 INFO L274 CegarLoopResult]: For program point L964-3(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,537 INFO L274 CegarLoopResult]: For program point L964-4(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,537 INFO L274 CegarLoopResult]: For program point L964-6(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,538 INFO L274 CegarLoopResult]: For program point L964-7(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,538 INFO L274 CegarLoopResult]: For program point L964-8(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,538 INFO L274 CegarLoopResult]: For program point L964-10(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,538 INFO L274 CegarLoopResult]: For program point L964-11(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,538 INFO L274 CegarLoopResult]: For program point L964-12(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,538 INFO L274 CegarLoopResult]: For program point L964-14(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,539 INFO L274 CegarLoopResult]: For program point L964-15(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,539 INFO L274 CegarLoopResult]: For program point L964-16(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,539 INFO L274 CegarLoopResult]: For program point L964-18(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,539 INFO L274 CegarLoopResult]: For program point L964-19(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,539 INFO L274 CegarLoopResult]: For program point L964-20(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,540 INFO L274 CegarLoopResult]: For program point L964-22(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,540 INFO L274 CegarLoopResult]: For program point L964-23(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,540 INFO L274 CegarLoopResult]: For program point L964-24(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,540 INFO L274 CegarLoopResult]: For program point L964-26(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,540 INFO L274 CegarLoopResult]: For program point L964-27(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,540 INFO L274 CegarLoopResult]: For program point L964-28(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,541 INFO L274 CegarLoopResult]: For program point L964-30(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,541 INFO L274 CegarLoopResult]: For program point L964-31(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,541 INFO L274 CegarLoopResult]: For program point L998-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,541 INFO L274 CegarLoopResult]: For program point L964-32(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,541 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,541 INFO L274 CegarLoopResult]: For program point L964-34(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,541 INFO L274 CegarLoopResult]: For program point L964-35(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,541 INFO L274 CegarLoopResult]: For program point L964-36(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,541 INFO L274 CegarLoopResult]: For program point L964-38(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,542 INFO L274 CegarLoopResult]: For program point L964-39(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,542 INFO L274 CegarLoopResult]: For program point L964-40(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,542 INFO L274 CegarLoopResult]: For program point L964-42(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,542 INFO L274 CegarLoopResult]: For program point L964-43(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,542 INFO L274 CegarLoopResult]: For program point L964-44(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,543 INFO L274 CegarLoopResult]: For program point L964-46(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,543 INFO L274 CegarLoopResult]: For program point L964-47(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,543 INFO L274 CegarLoopResult]: For program point L964-48(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,543 INFO L274 CegarLoopResult]: For program point L964-50(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,543 INFO L274 CegarLoopResult]: For program point L964-51(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,543 INFO L274 CegarLoopResult]: For program point L964-52(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,544 INFO L274 CegarLoopResult]: For program point L964-54(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,544 INFO L274 CegarLoopResult]: For program point L964-55(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,544 INFO L274 CegarLoopResult]: For program point L964-56(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,544 INFO L274 CegarLoopResult]: For program point L964-58(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,544 INFO L274 CegarLoopResult]: For program point L964-59(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,544 INFO L274 CegarLoopResult]: For program point L964-60(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,545 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,545 INFO L274 CegarLoopResult]: For program point L999-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,545 INFO L274 CegarLoopResult]: For program point L964-62(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,545 INFO L274 CegarLoopResult]: For program point L966(lines 966 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,545 INFO L274 CegarLoopResult]: For program point L964-63(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,546 INFO L274 CegarLoopResult]: For program point L964-64(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,546 INFO L274 CegarLoopResult]: For program point L964-66(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,546 INFO L274 CegarLoopResult]: For program point L964-67(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,546 INFO L274 CegarLoopResult]: For program point L964-68(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,546 INFO L274 CegarLoopResult]: For program point L964-70(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,546 INFO L274 CegarLoopResult]: For program point L964-71(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,547 INFO L274 CegarLoopResult]: For program point L964-72(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,547 INFO L274 CegarLoopResult]: For program point L964-74(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,547 INFO L274 CegarLoopResult]: For program point L964-75(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,547 INFO L274 CegarLoopResult]: For program point L964-76(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,547 INFO L274 CegarLoopResult]: For program point L964-78(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,548 INFO L274 CegarLoopResult]: For program point L964-79(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,548 INFO L274 CegarLoopResult]: For program point L964-80(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,548 INFO L274 CegarLoopResult]: For program point L964-82(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,548 INFO L274 CegarLoopResult]: For program point L964-83(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,548 INFO L274 CegarLoopResult]: For program point L964-84(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,549 INFO L274 CegarLoopResult]: For program point L964-86(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,549 INFO L274 CegarLoopResult]: For program point L964-87(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,549 INFO L274 CegarLoopResult]: For program point L964-88(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,549 INFO L274 CegarLoopResult]: For program point L964-90(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,549 INFO L274 CegarLoopResult]: For program point L964-91(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,549 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,549 INFO L274 CegarLoopResult]: For program point L964-92(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,549 INFO L274 CegarLoopResult]: For program point L964-94(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,549 INFO L274 CegarLoopResult]: For program point L964-95(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,549 INFO L274 CegarLoopResult]: For program point L964-96(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,550 INFO L274 CegarLoopResult]: For program point L964-98(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,550 INFO L274 CegarLoopResult]: For program point L964-99(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,550 INFO L274 CegarLoopResult]: For program point L964-100(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,550 INFO L274 CegarLoopResult]: For program point L964-102(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,550 INFO L274 CegarLoopResult]: For program point L964-103(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,550 INFO L274 CegarLoopResult]: For program point L964-104(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,550 INFO L274 CegarLoopResult]: For program point L964-106(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,550 INFO L274 CegarLoopResult]: For program point L964-107(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,550 INFO L274 CegarLoopResult]: For program point L964-108(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,550 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,550 INFO L274 CegarLoopResult]: For program point L964-110(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,551 INFO L274 CegarLoopResult]: For program point L964-111(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,551 INFO L274 CegarLoopResult]: For program point L964-112(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,551 INFO L274 CegarLoopResult]: For program point L964-114(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,551 INFO L274 CegarLoopResult]: For program point L964-115(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,551 INFO L274 CegarLoopResult]: For program point L964-116(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,551 INFO L274 CegarLoopResult]: For program point L964-118(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,551 INFO L274 CegarLoopResult]: For program point L964-119(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,551 INFO L274 CegarLoopResult]: For program point L964-120(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,551 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,551 INFO L274 CegarLoopResult]: For program point L964-122(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,551 INFO L274 CegarLoopResult]: For program point L964-123(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,552 INFO L274 CegarLoopResult]: For program point L964-124(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,552 INFO L274 CegarLoopResult]: For program point L964-126(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,552 INFO L274 CegarLoopResult]: For program point L964-127(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,552 INFO L274 CegarLoopResult]: For program point L964-128(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,552 INFO L274 CegarLoopResult]: For program point L964-130(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,552 INFO L274 CegarLoopResult]: For program point L964-131(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,552 INFO L274 CegarLoopResult]: For program point L964-132(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,552 INFO L274 CegarLoopResult]: For program point L964-134(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,552 INFO L274 CegarLoopResult]: For program point L964-135(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,552 INFO L274 CegarLoopResult]: For program point L964-136(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,552 INFO L274 CegarLoopResult]: For program point L964-138(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,553 INFO L274 CegarLoopResult]: For program point L964-139(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,553 INFO L274 CegarLoopResult]: For program point L964-140(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,553 INFO L274 CegarLoopResult]: For program point L964-142(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,553 INFO L274 CegarLoopResult]: For program point L964-143(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,553 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,553 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,553 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,553 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,553 INFO L274 CegarLoopResult]: For program point L1004-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,553 INFO L274 CegarLoopResult]: For program point L1005-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,553 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,554 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,554 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,554 INFO L274 CegarLoopResult]: For program point L1006-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,554 INFO L274 CegarLoopResult]: For program point L1007-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,554 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,554 INFO L274 CegarLoopResult]: For program point L1008-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,554 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,554 INFO L274 CegarLoopResult]: For program point L976(line 976) no Hoare annotation was computed. [2020-10-24 21:56:41,554 INFO L274 CegarLoopResult]: For program point L1009-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,555 INFO L274 CegarLoopResult]: For program point L976-2(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,555 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,555 INFO L274 CegarLoopResult]: For program point L977-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,555 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-24 21:56:41,555 INFO L274 CegarLoopResult]: For program point L1012-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,556 INFO L274 CegarLoopResult]: For program point L979-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,556 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,556 INFO L274 CegarLoopResult]: For program point L1013-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,556 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,556 INFO L274 CegarLoopResult]: For program point L1014-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,557 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,557 INFO L274 CegarLoopResult]: For program point L1015-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,557 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,557 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-24 21:56:41,557 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,558 INFO L274 CegarLoopResult]: For program point L1016-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,558 INFO L274 CegarLoopResult]: For program point L983-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,558 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,558 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,558 INFO L274 CegarLoopResult]: For program point L1017-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,558 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,559 INFO L274 CegarLoopResult]: For program point L1018-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,559 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,559 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-24 21:56:41,559 INFO L274 CegarLoopResult]: For program point L1019-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,559 INFO L274 CegarLoopResult]: For program point L986-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,560 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,560 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,560 INFO L274 CegarLoopResult]: For program point L1022-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,560 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,560 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-24 21:56:41,560 INFO L274 CegarLoopResult]: For program point L1023-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,561 INFO L274 CegarLoopResult]: For program point L990-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,561 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,561 INFO L274 CegarLoopResult]: For program point L1024-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,561 INFO L274 CegarLoopResult]: For program point L991-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,561 INFO L274 CegarLoopResult]: For program point L1025-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,562 INFO L274 CegarLoopResult]: For program point L992-1(lines 967 1031) no Hoare annotation was computed. [2020-10-24 21:56:41,562 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,562 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 964) no Hoare annotation was computed. [2020-10-24 21:56:41,562 INFO L274 CegarLoopResult]: For program point L2(lines 2 4) no Hoare annotation was computed. [2020-10-24 21:56:41,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 09:56:41 BoogieIcfgContainer [2020-10-24 21:56:41,569 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-24 21:56:41,570 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-24 21:56:41,570 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-24 21:56:41,570 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-24 21:56:41,571 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:54:50" (3/4) ... [2020-10-24 21:56:41,574 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-24 21:56:41,600 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-10-24 21:56:41,600 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-24 21:56:41,601 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-24 21:56:41,601 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-24 21:56:41,717 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-24 21:56:41,717 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-24 21:56:41,719 INFO L168 Benchmark]: Toolchain (without parser) took 115201.68 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 30.1 MB in the beginning and 43.7 MB in the end (delta: -13.6 MB). Peak memory consumption was 27.8 MB. Max. memory is 16.1 GB. [2020-10-24 21:56:41,719 INFO L168 Benchmark]: CDTParser took 0.76 ms. Allocated memory is still 41.9 MB. Free memory was 20.0 MB in the beginning and 19.9 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 21:56:41,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1265.13 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 29.6 MB in the beginning and 42.0 MB in the end (delta: -12.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 16.1 GB. [2020-10-24 21:56:41,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.43 ms. Allocated memory is still 67.1 MB. Free memory was 42.0 MB in the beginning and 38.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 21:56:41,721 INFO L168 Benchmark]: Boogie Preprocessor took 48.94 ms. Allocated memory is still 67.1 MB. Free memory was 38.4 MB in the beginning and 36.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 21:56:41,721 INFO L168 Benchmark]: RCFGBuilder took 2159.44 ms. Allocated memory is still 67.1 MB. Free memory was 36.3 MB in the beginning and 25.7 MB in the end (delta: 10.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-10-24 21:56:41,722 INFO L168 Benchmark]: TraceAbstraction took 111494.05 ms. Allocated memory is still 67.1 MB. Free memory was 25.2 MB in the beginning and 24.3 MB in the end (delta: 867.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 21:56:41,722 INFO L168 Benchmark]: Witness Printer took 147.57 ms. Allocated memory is still 67.1 MB. Free memory was 24.3 MB in the beginning and 43.7 MB in the end (delta: -19.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-10-24 21:56:41,725 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 ms. Allocated memory is still 41.9 MB. Free memory was 20.0 MB in the beginning and 19.9 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1265.13 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 29.6 MB in the beginning and 42.0 MB in the end (delta: -12.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 72.43 ms. Allocated memory is still 67.1 MB. Free memory was 42.0 MB in the beginning and 38.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 48.94 ms. Allocated memory is still 67.1 MB. Free memory was 38.4 MB in the beginning and 36.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2159.44 ms. Allocated memory is still 67.1 MB. Free memory was 36.3 MB in the beginning and 25.7 MB in the end (delta: 10.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 111494.05 ms. Allocated memory is still 67.1 MB. Free memory was 25.2 MB in the beginning and 24.3 MB in the end (delta: 867.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 147.57 ms. Allocated memory is still 67.1 MB. Free memory was 24.3 MB in the beginning and 43.7 MB in the end (delta: -19.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 964]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 36 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 189 locations, 36 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 111.3s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 66.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 72 SDtfs, 155 SDslu, 28 SDs, 0 SdLazy, 87 SolverSat, 7 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 16.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 141 GetRequests, 107 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 7 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 77.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=189occurred 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 40.5s InterpolantComputationTime, 67 NumberOfCodeBlocks, 67 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 126 ConstructedInterpolants, 16 QuantifiedInterpolants, 31708 SizeOfPredicates, 12 NumberOfNonLiveVariables, 147 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...