./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 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/float-newlib/float_req_bl_0870b.c -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 cc07f769210e23c7d7a9358701eec891cb6c26fa .................................................................................................................................................................... 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/float-newlib/float_req_bl_0870b.c -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 cc07f769210e23c7d7a9358701eec891cb6c26fa ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-25 21:58:12,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 21:58:12,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 21:58:12,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 21:58:12,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 21:58:12,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 21:58:12,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 21:58:12,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 21:58:12,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 21:58:12,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 21:58:12,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 21:58:12,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 21:58:12,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 21:58:12,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 21:58:12,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 21:58:12,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 21:58:12,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 21:58:12,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 21:58:12,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 21:58:12,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 21:58:12,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 21:58:12,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 21:58:12,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 21:58:12,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 21:58:12,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 21:58:12,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 21:58:12,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 21:58:12,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 21:58:12,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 21:58:12,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 21:58:12,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 21:58:12,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 21:58:12,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 21:58:12,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 21:58:12,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 21:58:12,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 21:58:12,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 21:58:12,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 21:58:12,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 21:58:12,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 21:58:12,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 21:58:12,412 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 21:58:12,446 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 21:58:12,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 21:58:12,448 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 21:58:12,448 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 21:58:12,449 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 21:58:12,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 21:58:12,449 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 21:58:12,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 21:58:12,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 21:58:12,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 21:58:12,450 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 21:58:12,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 21:58:12,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 21:58:12,451 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 21:58:12,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 21:58:12,452 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 21:58:12,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 21:58:12,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 21:58:12,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 21:58:12,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 21:58:12,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 21:58:12,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 21:58:12,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 21:58:12,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 21:58:12,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 21:58:12,455 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 21:58:12,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 21:58:12,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 21:58:12,455 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 21:58:12,456 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc07f769210e23c7d7a9358701eec891cb6c26fa [2020-10-25 21:58:12,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 21:58:12,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 21:58:12,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 21:58:12,843 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 21:58:12,843 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 21:58:12,844 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2020-10-25 21:58:12,934 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b03a4656/97c3eb27b2b5482b93c2d803534b876a/FLAG18e2456c3 [2020-10-25 21:58:13,516 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 21:58:13,517 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2020-10-25 21:58:13,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b03a4656/97c3eb27b2b5482b93c2d803534b876a/FLAG18e2456c3 [2020-10-25 21:58:13,844 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b03a4656/97c3eb27b2b5482b93c2d803534b876a [2020-10-25 21:58:13,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 21:58:13,862 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 21:58:13,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 21:58:13,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 21:58:13,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 21:58:13,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:58:13" (1/1) ... [2020-10-25 21:58:13,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@477d9a2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:58:13, skipping insertion in model container [2020-10-25 21:58:13,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:58:13" (1/1) ... [2020-10-25 21:58:13,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 21:58:13,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 21:58:14,249 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1682) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$42(StandardFunctionHandler.java:332) 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.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1971) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java: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.visit(CHandler.java:1577) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java: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) [2020-10-25 21:58:14,257 INFO L168 Benchmark]: Toolchain (without parser) took 404.53 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 20.2 MB in the beginning and 27.4 MB in the end (delta: -7.2 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2020-10-25 21:58:14,258 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 44.0 MB. Free memory was 23.8 MB in the beginning and 23.8 MB in the end (delta: 33.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 21:58:14,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 390.16 ms. Allocated memory is still 54.5 MB. Free memory was 39.0 MB in the beginning and 27.4 MB in the end (delta: 11.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-10-25 21:58:14,261 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 44.0 MB. Free memory was 23.8 MB in the beginning and 23.8 MB in the end (delta: 33.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 390.16 ms. Allocated memory is still 54.5 MB. Free memory was 39.0 MB in the beginning and 27.4 MB in the end (delta: 11.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-5485861 [2020-10-25 21:58:16,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 21:58:16,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 21:58:16,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 21:58:16,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 21:58:16,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 21:58:16,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 21:58:16,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 21:58:16,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 21:58:16,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 21:58:16,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 21:58:16,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 21:58:16,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 21:58:16,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 21:58:16,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 21:58:16,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 21:58:16,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 21:58:16,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 21:58:16,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 21:58:16,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 21:58:16,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 21:58:16,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 21:58:16,682 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 21:58:16,683 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 21:58:16,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 21:58:16,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 21:58:16,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 21:58:16,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 21:58:16,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 21:58:16,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 21:58:16,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 21:58:16,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 21:58:16,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 21:58:16,694 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 21:58:16,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 21:58:16,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 21:58:16,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 21:58:16,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 21:58:16,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 21:58:16,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 21:58:16,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 21:58:16,707 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-25 21:58:16,755 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 21:58:16,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 21:58:16,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 21:58:16,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 21:58:16,760 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 21:58:16,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 21:58:16,760 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 21:58:16,761 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 21:58:16,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 21:58:16,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 21:58:16,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 21:58:16,763 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 21:58:16,763 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-25 21:58:16,763 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-25 21:58:16,764 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 21:58:16,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 21:58:16,764 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 21:58:16,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 21:58:16,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 21:58:16,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 21:58:16,765 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 21:58:16,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 21:58:16,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 21:58:16,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 21:58:16,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 21:58:16,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 21:58:16,767 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-25 21:58:16,767 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-25 21:58:16,767 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 21:58:16,768 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 21:58:16,768 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-25 21:58:16,768 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc07f769210e23c7d7a9358701eec891cb6c26fa [2020-10-25 21:58:17,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 21:58:17,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 21:58:17,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 21:58:17,246 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 21:58:17,246 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 21:58:17,247 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2020-10-25 21:58:17,340 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f1995b39/0ca924b3fa4249a384706a922abf6490/FLAG2d0419d11 [2020-10-25 21:58:18,100 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 21:58:18,101 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2020-10-25 21:58:18,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f1995b39/0ca924b3fa4249a384706a922abf6490/FLAG2d0419d11 [2020-10-25 21:58:18,362 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f1995b39/0ca924b3fa4249a384706a922abf6490 [2020-10-25 21:58:18,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 21:58:18,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 21:58:18,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 21:58:18,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 21:58:18,381 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 21:58:18,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:58:18" (1/1) ... [2020-10-25 21:58:18,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59a6b8cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:58:18, skipping insertion in model container [2020-10-25 21:58:18,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 09:58:18" (1/1) ... [2020-10-25 21:58:18,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 21:58:18,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 21:58:18,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 21:58:18,914 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 21:58:19,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 21:58:19,121 INFO L208 MainTranslator]: Completed translation [2020-10-25 21:58:19,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:58:19 WrapperNode [2020-10-25 21:58:19,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 21:58:19,123 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 21:58:19,123 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 21:58:19,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 21:58:19,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:58:19" (1/1) ... [2020-10-25 21:58:19,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:58:19" (1/1) ... [2020-10-25 21:58:19,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 21:58:19,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 21:58:19,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 21:58:19,226 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 21:58:19,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:58:19" (1/1) ... [2020-10-25 21:58:19,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:58:19" (1/1) ... [2020-10-25 21:58:19,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:58:19" (1/1) ... [2020-10-25 21:58:19,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:58:19" (1/1) ... [2020-10-25 21:58:19,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:58:19" (1/1) ... [2020-10-25 21:58:19,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:58:19" (1/1) ... [2020-10-25 21:58:19,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:58:19" (1/1) ... [2020-10-25 21:58:19,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 21:58:19,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 21:58:19,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 21:58:19,334 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 21:58:19,335 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:58:19" (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 [2020-10-25 21:58:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-10-25 21:58:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-25 21:58:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 21:58:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-10-25 21:58:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-10-25 21:58:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 21:58:19,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 21:58:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-10-25 21:58:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-10-25 21:58:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-25 21:58:38,935 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 21:58:38,936 INFO L298 CfgBuilder]: Removed 104 assume(true) statements. [2020-10-25 21:58:38,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 09:58:38 BoogieIcfgContainer [2020-10-25 21:58:38,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 21:58:38,940 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 21:58:38,940 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 21:58:38,943 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 21:58:38,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 09:58:18" (1/3) ... [2020-10-25 21:58:38,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@358fdd84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 09:58:38, skipping insertion in model container [2020-10-25 21:58:38,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 09:58:19" (2/3) ... [2020-10-25 21:58:38,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@358fdd84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 09:58:38, skipping insertion in model container [2020-10-25 21:58:38,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 09:58:38" (3/3) ... [2020-10-25 21:58:38,947 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0870b.c [2020-10-25 21:58:38,959 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 21:58:38,966 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-25 21:58:38,979 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-25 21:58:39,025 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 21:58:39,026 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 21:58:39,026 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 21:58:39,026 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 21:58:39,026 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 21:58:39,026 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 21:58:39,026 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 21:58:39,026 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 21:58:39,049 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states. [2020-10-25 21:58:39,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-25 21:58:39,055 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 21:58:39,056 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 21:58:39,057 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 21:58:39,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 21:58:39,063 INFO L82 PathProgramCache]: Analyzing trace with hash 483165043, now seen corresponding path program 1 times [2020-10-25 21:58:39,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-25 21:58:39,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1469525605] [2020-10-25 21:58:39,080 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 [2020-10-25 21:58:40,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 21:58:40,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 1 conjunts are in the unsatisfiable core [2020-10-25 21:58:40,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 21:58:40,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 21:58:40,123 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-25 21:58:40,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 21:58:40,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1469525605] [2020-10-25 21:58:40,135 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-25 21:58:40,136 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-10-25 21:58:40,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978514659] [2020-10-25 21:58:40,143 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-25 21:58:40,143 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-25 21:58:40,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-25 21:58:40,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-25 21:58:40,160 INFO L87 Difference]: Start difference. First operand 201 states. Second operand 2 states. [2020-10-25 21:58:40,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 21:58:40,213 INFO L93 Difference]: Finished difference Result 398 states and 685 transitions. [2020-10-25 21:58:40,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-25 21:58:40,215 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-10-25 21:58:40,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 21:58:40,227 INFO L225 Difference]: With dead ends: 398 [2020-10-25 21:58:40,228 INFO L226 Difference]: Without dead ends: 196 [2020-10-25 21:58:40,232 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-25 21:58:40,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2020-10-25 21:58:40,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2020-10-25 21:58:40,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2020-10-25 21:58:40,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 256 transitions. [2020-10-25 21:58:40,291 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 256 transitions. Word has length 11 [2020-10-25 21:58:40,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 21:58:40,292 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 256 transitions. [2020-10-25 21:58:40,292 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-25 21:58:40,292 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 256 transitions. [2020-10-25 21:58:40,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-25 21:58:40,293 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 21:58:40,293 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 21:58:40,501 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-25 21:58:40,502 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 21:58:40,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 21:58:40,504 INFO L82 PathProgramCache]: Analyzing trace with hash 1070268880, now seen corresponding path program 1 times [2020-10-25 21:58:40,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-25 21:58:40,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [930904241] [2020-10-25 21:58:40,509 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 [2020-10-25 21:58:41,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 21:58:41,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2020-10-25 21:58:41,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 21:58:41,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 21:58:41,763 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-25 21:58:41,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 21:58:41,835 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [930904241] [2020-10-25 21:58:41,835 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-25 21:58:41,836 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 6 [2020-10-25 21:58:41,836 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245890344] [2020-10-25 21:58:41,837 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 21:58:41,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-25 21:58:41,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 21:58:41,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-25 21:58:41,839 INFO L87 Difference]: Start difference. First operand 196 states and 256 transitions. Second operand 6 states. [2020-10-25 21:58:45,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 21:58:45,593 INFO L93 Difference]: Finished difference Result 206 states and 264 transitions. [2020-10-25 21:58:45,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 21:58:45,643 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2020-10-25 21:58:45,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 21:58:45,646 INFO L225 Difference]: With dead ends: 206 [2020-10-25 21:58:45,647 INFO L226 Difference]: Without dead ends: 201 [2020-10-25 21:58:45,648 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-10-25 21:58:45,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2020-10-25 21:58:45,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 196. [2020-10-25 21:58:45,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2020-10-25 21:58:45,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 255 transitions. [2020-10-25 21:58:45,667 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 255 transitions. Word has length 13 [2020-10-25 21:58:45,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 21:58:45,668 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 255 transitions. [2020-10-25 21:58:45,668 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 21:58:45,668 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 255 transitions. [2020-10-25 21:58:45,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-25 21:58:45,669 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 21:58:45,670 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 21:58:45,883 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-10-25 21:58:45,884 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 21:58:45,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 21:58:45,886 INFO L82 PathProgramCache]: Analyzing trace with hash 753134645, now seen corresponding path program 1 times [2020-10-25 21:58:45,888 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-25 21:58:45,888 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1424598767] [2020-10-25 21:58:45,889 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 [2020-10-25 21:58:47,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 21:58:47,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 8 conjunts are in the unsatisfiable core [2020-10-25 21:58:47,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 21:58:47,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 21:58:47,264 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-25 21:58:47,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 21:58:47,416 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1424598767] [2020-10-25 21:58:47,416 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-25 21:58:47,416 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2020-10-25 21:58:47,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934936790] [2020-10-25 21:58:47,417 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-25 21:58:47,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-25 21:58:47,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-25 21:58:47,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-25 21:58:47,419 INFO L87 Difference]: Start difference. First operand 196 states and 255 transitions. Second operand 10 states. [2020-10-25 21:58:47,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 21:58:47,653 INFO L93 Difference]: Finished difference Result 201 states and 259 transitions. [2020-10-25 21:58:47,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 21:58:47,654 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2020-10-25 21:58:47,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 21:58:47,655 INFO L225 Difference]: With dead ends: 201 [2020-10-25 21:58:47,655 INFO L226 Difference]: Without dead ends: 16 [2020-10-25 21:58:47,656 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-25 21:58:47,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2020-10-25 21:58:47,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2020-10-25 21:58:47,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-10-25 21:58:47,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 15 transitions. [2020-10-25 21:58:47,659 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 15 transitions. Word has length 15 [2020-10-25 21:58:47,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 21:58:47,660 INFO L481 AbstractCegarLoop]: Abstraction has 16 states and 15 transitions. [2020-10-25 21:58:47,660 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-25 21:58:47,660 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2020-10-25 21:58:47,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-25 21:58:47,660 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 21:58:47,661 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 21:58:47,872 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-10-25 21:58:47,873 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 21:58:47,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 21:58:47,874 INFO L82 PathProgramCache]: Analyzing trace with hash 754981687, now seen corresponding path program 1 times [2020-10-25 21:58:47,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-25 21:58:47,876 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [762432461] [2020-10-25 21:58:47,876 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 [2020-10-25 21:58:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 21:58:48,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-25 21:58:48,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 21:58:48,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 21:58:48,909 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-25 21:58:48,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 21:58:48,935 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [762432461] [2020-10-25 21:58:48,935 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-25 21:58:48,935 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2020-10-25 21:58:48,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215385705] [2020-10-25 21:58:48,937 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-25 21:58:48,937 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-25 21:58:48,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-25 21:58:48,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-25 21:58:48,939 INFO L87 Difference]: Start difference. First operand 16 states and 15 transitions. Second operand 7 states. [2020-10-25 21:58:48,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 21:58:48,985 INFO L93 Difference]: Finished difference Result 16 states and 15 transitions. [2020-10-25 21:58:48,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 21:58:48,986 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 15 [2020-10-25 21:58:48,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 21:58:48,986 INFO L225 Difference]: With dead ends: 16 [2020-10-25 21:58:48,986 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 21:58:48,987 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-10-25 21:58:48,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 21:58:48,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 21:58:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 21:58:48,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 21:58:48,988 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2020-10-25 21:58:48,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 21:58:48,988 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 21:58:48,988 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-25 21:58:48,989 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 21:58:48,989 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 21:58:49,190 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-10-25 21:58:49,194 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 21:58:49,512 INFO L274 CegarLoopResult]: For program point L531(lines 531 533) no Hoare annotation was computed. [2020-10-25 21:58:49,512 INFO L274 CegarLoopResult]: For program point L531-2(lines 522 534) no Hoare annotation was computed. [2020-10-25 21:58:49,513 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-25 21:58:49,513 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-25 21:58:49,513 INFO L274 CegarLoopResult]: For program point L532(lines 532 533) no Hoare annotation was computed. [2020-10-25 21:58:49,513 INFO L274 CegarLoopResult]: For program point L433-1(lines 433 437) no Hoare annotation was computed. [2020-10-25 21:58:49,513 INFO L274 CegarLoopResult]: For program point L367(lines 367 368) no Hoare annotation was computed. [2020-10-25 21:58:49,513 INFO L270 CegarLoopResult]: At program point L433-2(lines 433 437) the Hoare annotation is: false [2020-10-25 21:58:49,514 INFO L274 CegarLoopResult]: For program point L170-1(lines 170 174) no Hoare annotation was computed. [2020-10-25 21:58:49,514 INFO L270 CegarLoopResult]: At program point L170-2(lines 170 174) the Hoare annotation is: false [2020-10-25 21:58:49,514 INFO L274 CegarLoopResult]: For program point L170-3(lines 170 174) no Hoare annotation was computed. [2020-10-25 21:58:49,514 INFO L274 CegarLoopResult]: For program point L501(lines 501 502) no Hoare annotation was computed. [2020-10-25 21:58:49,514 INFO L274 CegarLoopResult]: For program point L402(lines 402 410) no Hoare annotation was computed. [2020-10-25 21:58:49,514 INFO L274 CegarLoopResult]: For program point L402-1(lines 402 410) no Hoare annotation was computed. [2020-10-25 21:58:49,514 INFO L274 CegarLoopResult]: For program point L303-1(lines 303 307) no Hoare annotation was computed. [2020-10-25 21:58:49,515 INFO L270 CegarLoopResult]: At program point L303-2(lines 303 307) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) ULTIMATE.start_main_~x~0)) (not (fp.eq ULTIMATE.start___ieee754_powf_~y (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) ULTIMATE.start___ieee754_powf_~x))) [2020-10-25 21:58:49,515 INFO L274 CegarLoopResult]: For program point L238(lines 238 243) no Hoare annotation was computed. [2020-10-25 21:58:49,515 INFO L274 CegarLoopResult]: For program point L205-1(lines 205 209) no Hoare annotation was computed. [2020-10-25 21:58:49,515 INFO L274 CegarLoopResult]: For program point L139(lines 139 140) no Hoare annotation was computed. [2020-10-25 21:58:49,515 INFO L270 CegarLoopResult]: At program point L205-2(lines 205 209) the Hoare annotation is: false [2020-10-25 21:58:49,515 INFO L274 CegarLoopResult]: For program point L205-3(lines 205 209) no Hoare annotation was computed. [2020-10-25 21:58:49,516 INFO L274 CegarLoopResult]: For program point L139-2(lines 139 140) no Hoare annotation was computed. [2020-10-25 21:58:49,516 INFO L274 CegarLoopResult]: For program point L503(lines 503 507) no Hoare annotation was computed. [2020-10-25 21:58:49,516 INFO L274 CegarLoopResult]: For program point L503-1(lines 297 586) no Hoare annotation was computed. [2020-10-25 21:58:49,516 INFO L274 CegarLoopResult]: For program point L338(lines 338 343) no Hoare annotation was computed. [2020-10-25 21:58:49,516 INFO L274 CegarLoopResult]: For program point L239(lines 239 242) no Hoare annotation was computed. [2020-10-25 21:58:49,516 INFO L274 CegarLoopResult]: For program point L603(lines 603 612) no Hoare annotation was computed. [2020-10-25 21:58:49,516 INFO L274 CegarLoopResult]: For program point L603-2(lines 603 612) no Hoare annotation was computed. [2020-10-25 21:58:49,517 INFO L274 CegarLoopResult]: For program point L438(lines 438 442) no Hoare annotation was computed. [2020-10-25 21:58:49,517 INFO L274 CegarLoopResult]: For program point L438-1(lines 398 499) no Hoare annotation was computed. [2020-10-25 21:58:49,517 INFO L274 CegarLoopResult]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2020-10-25 21:58:49,517 INFO L270 CegarLoopResult]: At program point L405-2(lines 405 409) the Hoare annotation is: false [2020-10-25 21:58:49,517 INFO L274 CegarLoopResult]: For program point L538(lines 538 550) no Hoare annotation was computed. [2020-10-25 21:58:49,518 INFO L274 CegarLoopResult]: For program point L571-1(lines 571 575) no Hoare annotation was computed. [2020-10-25 21:58:49,518 INFO L270 CegarLoopResult]: At program point L571-2(lines 571 575) the Hoare annotation is: false [2020-10-25 21:58:49,518 INFO L274 CegarLoopResult]: For program point L538-2(lines 538 550) no Hoare annotation was computed. [2020-10-25 21:58:49,518 INFO L274 CegarLoopResult]: For program point L571-3(lines 571 575) no Hoare annotation was computed. [2020-10-25 21:58:49,519 INFO L274 CegarLoopResult]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2020-10-25 21:58:49,519 INFO L270 CegarLoopResult]: At program point L472-2(lines 472 476) the Hoare annotation is: false [2020-10-25 21:58:49,519 INFO L274 CegarLoopResult]: For program point L373(lines 373 374) no Hoare annotation was computed. [2020-10-25 21:58:49,519 INFO L274 CegarLoopResult]: For program point L340(lines 340 343) no Hoare annotation was computed. [2020-10-25 21:58:49,519 INFO L270 CegarLoopResult]: At program point L175(lines 111 176) the Hoare annotation is: false [2020-10-25 21:58:49,520 INFO L274 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-10-25 21:58:49,520 INFO L274 CegarLoopResult]: For program point L308(lines 308 312) no Hoare annotation was computed. [2020-10-25 21:58:49,520 INFO L274 CegarLoopResult]: For program point L308-1(lines 297 586) no Hoare annotation was computed. [2020-10-25 21:58:49,520 INFO L274 CegarLoopResult]: For program point L341-2(line 341) no Hoare annotation was computed. [2020-10-25 21:58:49,520 INFO L274 CegarLoopResult]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2020-10-25 21:58:49,521 INFO L274 CegarLoopResult]: For program point L375(lines 375 499) no Hoare annotation was computed. [2020-10-25 21:58:49,521 INFO L274 CegarLoopResult]: For program point L375-2(lines 375 499) no Hoare annotation was computed. [2020-10-25 21:58:49,521 INFO L274 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-10-25 21:58:49,521 INFO L274 CegarLoopResult]: For program point L541-1(lines 541 545) no Hoare annotation was computed. [2020-10-25 21:58:49,522 INFO L274 CegarLoopResult]: For program point L508-1(lines 297 586) no Hoare annotation was computed. [2020-10-25 21:58:49,522 INFO L270 CegarLoopResult]: At program point L541-2(lines 541 545) the Hoare annotation is: false [2020-10-25 21:58:49,522 INFO L274 CegarLoopResult]: For program point L508-2(lines 508 512) no Hoare annotation was computed. [2020-10-25 21:58:49,522 INFO L274 CegarLoopResult]: For program point L541-3(lines 541 545) no Hoare annotation was computed. [2020-10-25 21:58:49,522 INFO L274 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-10-25 21:58:49,523 INFO L274 CegarLoopResult]: For program point L343-2(line 343) no Hoare annotation was computed. [2020-10-25 21:58:49,523 INFO L274 CegarLoopResult]: For program point L608(lines 608 611) no Hoare annotation was computed. [2020-10-25 21:58:49,523 INFO L274 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2020-10-25 21:58:49,523 INFO L274 CegarLoopResult]: For program point L443-1(lines 398 499) no Hoare annotation was computed. [2020-10-25 21:58:49,523 INFO L274 CegarLoopResult]: For program point L377(lines 377 378) no Hoare annotation was computed. [2020-10-25 21:58:49,524 INFO L274 CegarLoopResult]: For program point L443-2(lines 443 447) no Hoare annotation was computed. [2020-10-25 21:58:49,524 INFO L274 CegarLoopResult]: For program point L212(lines 212 213) no Hoare annotation was computed. [2020-10-25 21:58:49,524 INFO L274 CegarLoopResult]: For program point L245-1(lines 245 249) no Hoare annotation was computed. [2020-10-25 21:58:49,524 INFO L270 CegarLoopResult]: At program point L245-2(lines 245 249) the Hoare annotation is: false [2020-10-25 21:58:49,524 INFO L274 CegarLoopResult]: For program point L179-1(lines 179 183) no Hoare annotation was computed. [2020-10-25 21:58:49,525 INFO L274 CegarLoopResult]: For program point L245-3(lines 245 249) no Hoare annotation was computed. [2020-10-25 21:58:49,525 INFO L270 CegarLoopResult]: At program point L179-2(lines 179 183) the Hoare annotation is: false [2020-10-25 21:58:49,525 INFO L274 CegarLoopResult]: For program point L179-5(lines 179 183) no Hoare annotation was computed. [2020-10-25 21:58:49,525 INFO L270 CegarLoopResult]: At program point L179-6(lines 179 183) the Hoare annotation is: false [2020-10-25 21:58:49,525 INFO L274 CegarLoopResult]: For program point L179-9(lines 179 183) no Hoare annotation was computed. [2020-10-25 21:58:49,526 INFO L270 CegarLoopResult]: At program point L179-10(lines 179 183) the Hoare annotation is: false [2020-10-25 21:58:49,526 INFO L274 CegarLoopResult]: For program point L477(lines 477 481) no Hoare annotation was computed. [2020-10-25 21:58:49,526 INFO L274 CegarLoopResult]: For program point L477-1(lines 398 499) no Hoare annotation was computed. [2020-10-25 21:58:49,526 INFO L274 CegarLoopResult]: For program point L477-2(lines 477 481) no Hoare annotation was computed. [2020-10-25 21:58:49,526 INFO L274 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-10-25 21:58:49,527 INFO L274 CegarLoopResult]: For program point L345(lines 345 350) no Hoare annotation was computed. [2020-10-25 21:58:49,527 INFO L274 CegarLoopResult]: For program point L378-2(line 378) no Hoare annotation was computed. [2020-10-25 21:58:49,527 INFO L270 CegarLoopResult]: At program point L147-2(lines 147 156) the Hoare annotation is: false [2020-10-25 21:58:49,527 INFO L274 CegarLoopResult]: For program point L147-3(lines 111 176) no Hoare annotation was computed. [2020-10-25 21:58:49,527 INFO L274 CegarLoopResult]: For program point L577(lines 577 584) no Hoare annotation was computed. [2020-10-25 21:58:49,528 INFO L274 CegarLoopResult]: For program point L379(lines 379 380) no Hoare annotation was computed. [2020-10-25 21:58:49,528 INFO L274 CegarLoopResult]: For program point L346(lines 346 349) no Hoare annotation was computed. [2020-10-25 21:58:49,528 INFO L274 CegarLoopResult]: For program point L214(lines 214 215) no Hoare annotation was computed. [2020-10-25 21:58:49,528 INFO L274 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-10-25 21:58:49,528 INFO L274 CegarLoopResult]: For program point L380-2(line 380) no Hoare annotation was computed. [2020-10-25 21:58:49,529 INFO L274 CegarLoopResult]: For program point L149(lines 149 153) no Hoare annotation was computed. [2020-10-25 21:58:49,529 INFO L274 CegarLoopResult]: For program point L116-1(lines 116 120) no Hoare annotation was computed. [2020-10-25 21:58:49,529 INFO L274 CegarLoopResult]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2020-10-25 21:58:49,529 INFO L270 CegarLoopResult]: At program point L116-2(lines 116 120) the Hoare annotation is: false [2020-10-25 21:58:49,529 INFO L274 CegarLoopResult]: For program point L116-3(lines 116 120) no Hoare annotation was computed. [2020-10-25 21:58:49,530 INFO L274 CegarLoopResult]: For program point L216(lines 216 226) no Hoare annotation was computed. [2020-10-25 21:58:49,530 INFO L274 CegarLoopResult]: For program point L216-2(lines 216 226) no Hoare annotation was computed. [2020-10-25 21:58:49,530 INFO L274 CegarLoopResult]: For program point L547(lines 547 548) no Hoare annotation was computed. [2020-10-25 21:58:49,530 INFO L274 CegarLoopResult]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2020-10-25 21:58:49,530 INFO L270 CegarLoopResult]: At program point L580-2(lines 580 584) the Hoare annotation is: false [2020-10-25 21:58:49,531 INFO L274 CegarLoopResult]: For program point L547-2(lines 547 548) no Hoare annotation was computed. [2020-10-25 21:58:49,531 INFO L274 CegarLoopResult]: For program point L580-3(lines 577 584) no Hoare annotation was computed. [2020-10-25 21:58:49,531 INFO L274 CegarLoopResult]: For program point L415(lines 415 423) no Hoare annotation was computed. [2020-10-25 21:58:49,531 INFO L274 CegarLoopResult]: For program point L316(lines 316 317) no Hoare annotation was computed. [2020-10-25 21:58:49,531 INFO L270 CegarLoopResult]: At program point L250(lines 201 251) the Hoare annotation is: false [2020-10-25 21:58:49,532 INFO L274 CegarLoopResult]: For program point L184(lines 184 188) no Hoare annotation was computed. [2020-10-25 21:58:49,532 INFO L274 CegarLoopResult]: For program point L184-1(lines 177 195) no Hoare annotation was computed. [2020-10-25 21:58:49,532 INFO L274 CegarLoopResult]: For program point L184-3(lines 184 188) no Hoare annotation was computed. [2020-10-25 21:58:49,532 INFO L274 CegarLoopResult]: For program point L184-4(lines 177 195) no Hoare annotation was computed. [2020-10-25 21:58:49,532 INFO L274 CegarLoopResult]: For program point L184-6(lines 184 188) no Hoare annotation was computed. [2020-10-25 21:58:49,532 INFO L274 CegarLoopResult]: For program point L184-7(lines 177 195) no Hoare annotation was computed. [2020-10-25 21:58:49,533 INFO L277 CegarLoopResult]: At program point L614(lines 591 615) the Hoare annotation is: true [2020-10-25 21:58:49,533 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 21:58:49,533 INFO L274 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-10-25 21:58:49,533 INFO L270 CegarLoopResult]: At program point L218-2(lines 218 222) the Hoare annotation is: false [2020-10-25 21:58:49,533 INFO L274 CegarLoopResult]: For program point L218-3(lines 218 222) no Hoare annotation was computed. [2020-10-25 21:58:49,534 INFO L274 CegarLoopResult]: For program point L516-1(lines 516 520) no Hoare annotation was computed. [2020-10-25 21:58:49,534 INFO L270 CegarLoopResult]: At program point L516-2(lines 516 520) the Hoare annotation is: false [2020-10-25 21:58:49,534 INFO L274 CegarLoopResult]: For program point L417(lines 417 423) no Hoare annotation was computed. [2020-10-25 21:58:49,534 INFO L274 CegarLoopResult]: For program point L516-3(lines 516 520) no Hoare annotation was computed. [2020-10-25 21:58:49,534 INFO L274 CegarLoopResult]: For program point L351(lines 351 352) no Hoare annotation was computed. [2020-10-25 21:58:49,535 INFO L274 CegarLoopResult]: For program point L319(lines 319 324) no Hoare annotation was computed. [2020-10-25 21:58:49,535 INFO L274 CegarLoopResult]: For program point L353(lines 353 356) no Hoare annotation was computed. [2020-10-25 21:58:49,535 INFO L274 CegarLoopResult]: For program point L320(lines 320 323) no Hoare annotation was computed. [2020-10-25 21:58:49,535 INFO L274 CegarLoopResult]: For program point L353-2(lines 353 356) no Hoare annotation was computed. [2020-10-25 21:58:49,535 INFO L274 CegarLoopResult]: For program point L254-1(lines 254 258) no Hoare annotation was computed. [2020-10-25 21:58:49,535 INFO L270 CegarLoopResult]: At program point L254-2(lines 254 258) the Hoare annotation is: false [2020-10-25 21:58:49,536 INFO L270 CegarLoopResult]: At program point L585(lines 297 586) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_powf_#res| (_ NaN 8 24)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) ULTIMATE.start_main_~x~0)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3)))) (exists ((ULTIMATE.start___ieee754_powf_~hx~3 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3))) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_powf_~hx~3) ULTIMATE.start___ieee754_powf_~ix~5))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) ULTIMATE.start___ieee754_powf_~x))) [2020-10-25 21:58:49,536 INFO L274 CegarLoopResult]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2020-10-25 21:58:49,536 INFO L270 CegarLoopResult]: At program point L552-2(lines 552 556) the Hoare annotation is: false [2020-10-25 21:58:49,536 INFO L274 CegarLoopResult]: For program point L354(lines 354 355) no Hoare annotation was computed. [2020-10-25 21:58:49,537 INFO L274 CegarLoopResult]: For program point L387-1(lines 387 391) no Hoare annotation was computed. [2020-10-25 21:58:49,537 INFO L270 CegarLoopResult]: At program point L387-2(lines 387 391) the Hoare annotation is: false [2020-10-25 21:58:49,537 INFO L274 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-10-25 21:58:49,537 INFO L274 CegarLoopResult]: For program point L189-1(lines 177 195) no Hoare annotation was computed. [2020-10-25 21:58:49,537 INFO L274 CegarLoopResult]: For program point L123(lines 123 124) no Hoare annotation was computed. [2020-10-25 21:58:49,537 INFO L274 CegarLoopResult]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2020-10-25 21:58:49,538 INFO L274 CegarLoopResult]: For program point L189-3(lines 189 193) no Hoare annotation was computed. [2020-10-25 21:58:49,538 INFO L274 CegarLoopResult]: For program point L189-4(lines 177 195) no Hoare annotation was computed. [2020-10-25 21:58:49,538 INFO L274 CegarLoopResult]: For program point L189-5(lines 189 193) no Hoare annotation was computed. [2020-10-25 21:58:49,538 INFO L274 CegarLoopResult]: For program point L189-6(lines 189 193) no Hoare annotation was computed. [2020-10-25 21:58:49,538 INFO L274 CegarLoopResult]: For program point L189-7(lines 177 195) no Hoare annotation was computed. [2020-10-25 21:58:49,538 INFO L274 CegarLoopResult]: For program point L189-8(lines 189 193) no Hoare annotation was computed. [2020-10-25 21:58:49,539 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 21:58:49,539 INFO L274 CegarLoopResult]: For program point L488-1(lines 488 492) no Hoare annotation was computed. [2020-10-25 21:58:49,539 INFO L270 CegarLoopResult]: At program point L488-2(lines 488 492) the Hoare annotation is: false [2020-10-25 21:58:49,539 INFO L274 CegarLoopResult]: For program point L224(lines 224 225) no Hoare annotation was computed. [2020-10-25 21:58:49,539 INFO L274 CegarLoopResult]: For program point L158(lines 158 167) no Hoare annotation was computed. [2020-10-25 21:58:49,540 INFO L274 CegarLoopResult]: For program point L522(lines 522 534) no Hoare annotation was computed. [2020-10-25 21:58:49,540 INFO L274 CegarLoopResult]: For program point L126(lines 126 127) no Hoare annotation was computed. [2020-10-25 21:58:49,540 INFO L270 CegarLoopResult]: At program point L589(line 589) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_powf_#res| (_ NaN 8 24)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) ULTIMATE.start_main_~x~0)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3)))) (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res|) (exists ((ULTIMATE.start___ieee754_powf_~hx~3 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3))) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_powf_~hx~3) ULTIMATE.start___ieee754_powf_~ix~5))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) ULTIMATE.start___ieee754_powf_~x))) [2020-10-25 21:58:49,540 INFO L274 CegarLoopResult]: For program point L523(lines 523 527) no Hoare annotation was computed. [2020-10-25 21:58:49,540 INFO L274 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-10-25 21:58:49,541 INFO L274 CegarLoopResult]: For program point L424-1(lines 398 499) no Hoare annotation was computed. [2020-10-25 21:58:49,541 INFO L274 CegarLoopResult]: For program point L424-2(lines 424 428) no Hoare annotation was computed. [2020-10-25 21:58:49,541 INFO L274 CegarLoopResult]: For program point L259(lines 259 263) no Hoare annotation was computed. [2020-10-25 21:58:49,541 INFO L274 CegarLoopResult]: For program point L259-1(lines 252 265) no Hoare annotation was computed. [2020-10-25 21:58:49,541 INFO L274 CegarLoopResult]: For program point L259-2(lines 259 263) no Hoare annotation was computed. [2020-10-25 21:58:49,541 INFO L274 CegarLoopResult]: For program point L160(lines 160 166) no Hoare annotation was computed. [2020-10-25 21:58:49,542 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 21:58:49,542 INFO L274 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-10-25 21:58:49,542 INFO L274 CegarLoopResult]: For program point L557-1(lines 297 586) no Hoare annotation was computed. [2020-10-25 21:58:49,542 INFO L274 CegarLoopResult]: For program point L557-2(lines 557 561) no Hoare annotation was computed. [2020-10-25 21:58:49,542 INFO L274 CegarLoopResult]: For program point L458-1(lines 458 462) no Hoare annotation was computed. [2020-10-25 21:58:49,543 INFO L274 CegarLoopResult]: For program point L392(lines 392 396) no Hoare annotation was computed. [2020-10-25 21:58:49,543 INFO L270 CegarLoopResult]: At program point L458-2(lines 458 462) the Hoare annotation is: false [2020-10-25 21:58:49,543 INFO L274 CegarLoopResult]: For program point L392-1(lines 375 398) no Hoare annotation was computed. [2020-10-25 21:58:49,543 INFO L274 CegarLoopResult]: For program point L326(lines 326 335) no Hoare annotation was computed. [2020-10-25 21:58:49,543 INFO L274 CegarLoopResult]: For program point L392-2(lines 392 396) no Hoare annotation was computed. [2020-10-25 21:58:49,544 INFO L274 CegarLoopResult]: For program point L326-1(lines 297 586) no Hoare annotation was computed. [2020-10-25 21:58:49,544 INFO L270 CegarLoopResult]: At program point L194(lines 177 195) the Hoare annotation is: false [2020-10-25 21:58:49,544 INFO L270 CegarLoopResult]: At program point L194-1(lines 177 195) the Hoare annotation is: false [2020-10-25 21:58:49,544 INFO L274 CegarLoopResult]: For program point L128(lines 128 129) no Hoare annotation was computed. [2020-10-25 21:58:49,545 INFO L270 CegarLoopResult]: At program point L194-2(lines 177 195) the Hoare annotation is: false [2020-10-25 21:58:49,545 INFO L274 CegarLoopResult]: For program point L525(lines 525 527) no Hoare annotation was computed. [2020-10-25 21:58:49,545 INFO L274 CegarLoopResult]: For program point L360(lines 360 371) no Hoare annotation was computed. [2020-10-25 21:58:49,545 INFO L274 CegarLoopResult]: For program point L327(lines 327 334) no Hoare annotation was computed. [2020-10-25 21:58:49,545 INFO L274 CegarLoopResult]: For program point L228(lines 228 229) no Hoare annotation was computed. [2020-10-25 21:58:49,546 INFO L274 CegarLoopResult]: For program point L162(lines 162 165) no Hoare annotation was computed. [2020-10-25 21:58:49,546 INFO L274 CegarLoopResult]: For program point L526(lines 526 527) no Hoare annotation was computed. [2020-10-25 21:58:49,546 INFO L274 CegarLoopResult]: For program point L493(lines 493 497) no Hoare annotation was computed. [2020-10-25 21:58:49,546 INFO L274 CegarLoopResult]: For program point L493-1(lines 398 499) no Hoare annotation was computed. [2020-10-25 21:58:49,546 INFO L274 CegarLoopResult]: For program point L493-2(lines 493 497) no Hoare annotation was computed. [2020-10-25 21:58:49,546 INFO L274 CegarLoopResult]: For program point L362(lines 362 363) no Hoare annotation was computed. [2020-10-25 21:58:49,547 INFO L274 CegarLoopResult]: For program point L329(lines 329 334) no Hoare annotation was computed. [2020-10-25 21:58:49,547 INFO L274 CegarLoopResult]: For program point L362-2(lines 360 371) no Hoare annotation was computed. [2020-10-25 21:58:49,547 INFO L274 CegarLoopResult]: For program point L230(lines 230 237) no Hoare annotation was computed. [2020-10-25 21:58:49,547 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 21:58:49,547 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-25 21:58:49,548 INFO L270 CegarLoopResult]: At program point L264(lines 252 265) the Hoare annotation is: false [2020-10-25 21:58:49,548 INFO L274 CegarLoopResult]: For program point L231-1(lines 231 235) no Hoare annotation was computed. [2020-10-25 21:58:49,548 INFO L270 CegarLoopResult]: At program point L231-2(lines 231 235) the Hoare annotation is: false [2020-10-25 21:58:49,548 INFO L274 CegarLoopResult]: For program point L132(lines 132 136) no Hoare annotation was computed. [2020-10-25 21:58:49,548 INFO L274 CegarLoopResult]: For program point L231-3(lines 231 235) no Hoare annotation was computed. [2020-10-25 21:58:49,549 INFO L274 CegarLoopResult]: For program point L132-2(lines 132 136) no Hoare annotation was computed. [2020-10-25 21:58:49,549 INFO L274 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-10-25 21:58:49,549 INFO L274 CegarLoopResult]: For program point L463(lines 463 467) no Hoare annotation was computed. [2020-10-25 21:58:49,549 INFO L274 CegarLoopResult]: For program point L463-1(lines 398 499) no Hoare annotation was computed. [2020-10-25 21:58:49,549 INFO L274 CegarLoopResult]: For program point L463-2(lines 463 467) no Hoare annotation was computed. [2020-10-25 21:58:49,550 INFO L274 CegarLoopResult]: For program point L364(lines 364 369) no Hoare annotation was computed. [2020-10-25 21:58:49,550 INFO L274 CegarLoopResult]: For program point L133-2(lines 133 134) no Hoare annotation was computed. [2020-10-25 21:58:49,550 INFO L270 CegarLoopResult]: At program point L133-3(lines 133 134) the Hoare annotation is: false [2020-10-25 21:58:49,550 INFO L274 CegarLoopResult]: For program point L133-4(lines 133 134) no Hoare annotation was computed. [2020-10-25 21:58:49,550 INFO L274 CegarLoopResult]: For program point L365(lines 365 368) no Hoare annotation was computed. [2020-10-25 21:58:49,551 INFO L274 CegarLoopResult]: For program point L332(lines 332 333) no Hoare annotation was computed. [2020-10-25 21:58:49,562 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,563 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,563 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,564 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,564 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,564 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,565 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,565 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,572 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,574 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,575 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,575 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,576 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,576 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,577 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,577 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,577 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,578 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,578 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,578 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,579 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,579 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,580 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,580 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,580 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,580 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,581 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,581 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,581 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,582 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 09:58:49 BoogieIcfgContainer [2020-10-25 21:58:49,585 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 21:58:49,586 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 21:58:49,586 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 21:58:49,586 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 21:58:49,587 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 09:58:38" (3/4) ... [2020-10-25 21:58:49,590 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 21:58:49,613 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-10-25 21:58:49,614 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-10-25 21:58:49,614 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 21:58:49,615 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 21:58:49,644 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) && !~fp.eq~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) [2020-10-25 21:58:49,727 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 21:58:49,727 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 21:58:49,730 INFO L168 Benchmark]: Toolchain (without parser) took 31361.07 ms. Allocated memory was 48.2 MB in the beginning and 71.3 MB in the end (delta: 23.1 MB). Free memory was 24.3 MB in the beginning and 38.9 MB in the end (delta: -14.6 MB). Peak memory consumption was 32.0 MB. Max. memory is 16.1 GB. [2020-10-25 21:58:49,730 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 48.2 MB. Free memory was 30.1 MB in the beginning and 30.0 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 21:58:49,731 INFO L168 Benchmark]: CACSL2BoogieTranslator took 747.63 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 23.7 MB in the beginning and 30.8 MB in the end (delta: -7.2 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. [2020-10-25 21:58:49,732 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.22 ms. Allocated memory is still 58.7 MB. Free memory was 30.8 MB in the beginning and 25.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 21:58:49,734 INFO L168 Benchmark]: Boogie Preprocessor took 106.93 ms. Allocated memory is still 58.7 MB. Free memory was 25.7 MB in the beginning and 35.6 MB in the end (delta: -10.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 21:58:49,735 INFO L168 Benchmark]: RCFGBuilder took 19604.76 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 35.4 MB in the beginning and 42.7 MB in the end (delta: -7.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. [2020-10-25 21:58:49,735 INFO L168 Benchmark]: TraceAbstraction took 10645.28 ms. Allocated memory is still 71.3 MB. Free memory was 42.3 MB in the beginning and 25.4 MB in the end (delta: 16.9 MB). Peak memory consumption was 24.7 MB. Max. memory is 16.1 GB. [2020-10-25 21:58:49,736 INFO L168 Benchmark]: Witness Printer took 141.45 ms. Allocated memory is still 71.3 MB. Free memory was 25.4 MB in the beginning and 38.9 MB in the end (delta: -13.5 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.1 GB. [2020-10-25 21:58:49,738 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 48.2 MB. Free memory was 30.1 MB in the beginning and 30.0 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 747.63 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 23.7 MB in the beginning and 30.8 MB in the end (delta: -7.2 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 102.22 ms. Allocated memory is still 58.7 MB. Free memory was 30.8 MB in the beginning and 25.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 106.93 ms. Allocated memory is still 58.7 MB. Free memory was 25.7 MB in the beginning and 35.6 MB in the end (delta: -10.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 19604.76 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 35.4 MB in the beginning and 42.7 MB in the end (delta: -7.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10645.28 ms. Allocated memory is still 71.3 MB. Free memory was 42.3 MB in the beginning and 25.4 MB in the end (delta: 16.9 MB). Peak memory consumption was 24.7 MB. Max. memory is 16.1 GB. * Witness Printer took 141.45 ms. Allocated memory is still 71.3 MB. Free memory was 25.4 MB in the beginning and 38.9 MB in the end (delta: -13.5 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant [2020-10-25 21:58:49,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,759 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,759 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,759 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,759 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,760 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,762 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,762 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,762 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,763 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,763 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,763 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,763 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,764 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (((\result == ~NaN~LONGDOUBLE() && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && (\exists ULTIMATE.start___ieee754_powf_~hx~3 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_powf_~hx~3[31:31], ULTIMATE.start___ieee754_powf_~hx~3[30:23], ULTIMATE.start___ieee754_powf_~hx~3[22:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_powf_~hx~3) == ix)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 303]: Loop Invariant [2020-10-25 21:58:49,765 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,765 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,774 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,774 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) && !~fp.eq~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant [2020-10-25 21:58:49,777 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,777 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,777 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,777 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,778 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,778 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,778 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,779 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-10-25 21:58:49,782 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,783 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,783 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,783 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-10-25 21:58:49,784 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: ((((\result == ~NaN~LONGDOUBLE() && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && 1bv32 == \result) && (\exists ULTIMATE.start___ieee754_powf_~hx~3 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_powf_~hx~3[31:31], ULTIMATE.start___ieee754_powf_~hx~3[30:23], ULTIMATE.start___ieee754_powf_~hx~3[22:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_powf_~hx~3) == ix)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 201 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.1s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 502 SDtfs, 667 SDslu, 364 SDs, 0 SdLazy, 55 SolverSat, 1 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 3.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 107 GetRequests, 80 SyntacticMatches, 3 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=201occurred 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, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 37 NumberOfFragments, 152 HoareAnnotationTreeSize, 33 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 100 ConstructedInterpolants, 12 QuantifiedInterpolants, 5074 SizeOfPredicates, 20 NumberOfNonLiveVariables, 496 ConjunctsInSsa, 24 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...