./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0fccca5e418f61862158cd52f896baca51f169d2 .............................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0fccca5e418f61862158cd52f896baca51f169d2 ............................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 13:58:59,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:58:59,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:58:59,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:58:59,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:58:59,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:58:59,491 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:58:59,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:58:59,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:58:59,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:58:59,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:58:59,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:58:59,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:58:59,498 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:58:59,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:58:59,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:58:59,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:58:59,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:58:59,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:58:59,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:58:59,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:58:59,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:58:59,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:58:59,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:58:59,512 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:58:59,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:58:59,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:58:59,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:58:59,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:58:59,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:58:59,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:58:59,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:58:59,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:58:59,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:58:59,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:58:59,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:58:59,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:58:59,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:58:59,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:58:59,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:58:59,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:58:59,519 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 13:58:59,531 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:58:59,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:58:59,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 13:58:59,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 13:58:59,532 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 13:58:59,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:58:59,532 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:58:59,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:58:59,532 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:58:59,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:58:59,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:58:59,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:58:59,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:58:59,533 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:58:59,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:58:59,533 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:58:59,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:58:59,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:58:59,534 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:58:59,534 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:58:59,534 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:58:59,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:58:59,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:58:59,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:58:59,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:58:59,535 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 13:58:59,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 13:58:59,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:58:59,535 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:58:59,535 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fccca5e418f61862158cd52f896baca51f169d2 [2019-12-07 13:58:59,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:58:59,647 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:58:59,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:58:59,651 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:58:59,651 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:58:59,651 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2019-12-07 13:58:59,696 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/data/1de3f94ab/3b0a78b767f24a2a9e24b5d13e3f7bc8/FLAGefd90262b [2019-12-07 13:59:00,143 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:59:00,143 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2019-12-07 13:59:00,150 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/data/1de3f94ab/3b0a78b767f24a2a9e24b5d13e3f7bc8/FLAGefd90262b [2019-12-07 13:59:00,159 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/data/1de3f94ab/3b0a78b767f24a2a9e24b5d13e3f7bc8 [2019-12-07 13:59:00,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:59:00,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:59:00,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:59:00,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:59:00,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:59:00,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:59:00" (1/1) ... [2019-12-07 13:59:00,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a9a3eff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:59:00, skipping insertion in model container [2019-12-07 13:59:00,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:59:00" (1/1) ... [2019-12-07 13:59:00,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:59:00,196 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:59:00,372 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1644) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.lambda$41(StandardFunctionHandler.java:325) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385) 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:1955) 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:1584) 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:1029) 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:1561) 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:1029) 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:1407) 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:3458) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) 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:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-07 13:59:00,375 INFO L168 Benchmark]: Toolchain (without parser) took 212.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -150.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-12-07 13:59:00,375 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:59:00,376 INFO L168 Benchmark]: CACSL2BoogieTranslator took 210.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -150.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-12-07 13:59:00,377 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 210.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -150.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 13:59:01,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:59:01,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:59:01,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:59:01,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:59:01,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:59:01,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:59:01,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:59:01,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:59:01,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:59:01,478 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:59:01,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:59:01,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:59:01,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:59:01,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:59:01,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:59:01,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:59:01,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:59:01,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:59:01,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:59:01,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:59:01,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:59:01,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:59:01,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:59:01,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:59:01,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:59:01,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:59:01,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:59:01,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:59:01,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:59:01,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:59:01,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:59:01,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:59:01,494 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:59:01,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:59:01,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:59:01,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:59:01,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:59:01,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:59:01,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:59:01,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:59:01,497 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 13:59:01,507 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:59:01,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:59:01,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 13:59:01,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 13:59:01,508 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 13:59:01,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:59:01,509 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:59:01,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:59:01,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:59:01,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:59:01,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:59:01,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:59:01,509 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 13:59:01,510 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 13:59:01,510 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:59:01,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:59:01,510 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:59:01,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:59:01,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:59:01,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:59:01,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:59:01,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:59:01,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:59:01,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:59:01,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:59:01,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:59:01,511 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 13:59:01,511 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 13:59:01,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:59:01,512 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:59:01,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:59:01,512 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fccca5e418f61862158cd52f896baca51f169d2 [2019-12-07 13:59:01,695 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:59:01,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:59:01,705 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:59:01,706 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:59:01,707 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:59:01,707 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2019-12-07 13:59:01,745 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/data/a5a61c5e3/ce2ea92cbc65459d816132368bb1281c/FLAGa5092e822 [2019-12-07 13:59:02,216 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:59:02,217 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/sv-benchmarks/c/float-newlib/double_req_bl_0872b.c [2019-12-07 13:59:02,224 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/data/a5a61c5e3/ce2ea92cbc65459d816132368bb1281c/FLAGa5092e822 [2019-12-07 13:59:02,235 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/data/a5a61c5e3/ce2ea92cbc65459d816132368bb1281c [2019-12-07 13:59:02,238 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:59:02,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:59:02,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:59:02,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:59:02,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:59:02,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:59:02" (1/1) ... [2019-12-07 13:59:02,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d96a266 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:59:02, skipping insertion in model container [2019-12-07 13:59:02,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:59:02" (1/1) ... [2019-12-07 13:59:02,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:59:02,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:59:02,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:59:02,515 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 13:59:02,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:59:02,597 INFO L208 MainTranslator]: Completed translation [2019-12-07 13:59:02,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:59:02 WrapperNode [2019-12-07 13:59:02,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:59:02,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 13:59:02,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 13:59:02,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 13:59:02,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:59:02" (1/1) ... [2019-12-07 13:59:02,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:59:02" (1/1) ... [2019-12-07 13:59:02,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 13:59:02,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 13:59:02,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 13:59:02,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 13:59:02,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:59:02" (1/1) ... [2019-12-07 13:59:02,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:59:02" (1/1) ... [2019-12-07 13:59:02,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:59:02" (1/1) ... [2019-12-07 13:59:02,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:59:02" (1/1) ... [2019-12-07 13:59:02,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:59:02" (1/1) ... [2019-12-07 13:59:02,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:59:02" (1/1) ... [2019-12-07 13:59:02,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:59:02" (1/1) ... [2019-12-07 13:59:02,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 13:59:02,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 13:59:02,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 13:59:02,715 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 13:59:02,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:59:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:59:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-12-07 13:59:02,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-12-07 13:59:02,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 13:59:02,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2019-12-07 13:59:02,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 13:59:02,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 13:59:02,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 13:59:02,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 13:59:02,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 13:59:51,233 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 13:59:51,234 INFO L287 CfgBuilder]: Removed 88 assume(true) statements. [2019-12-07 13:59:51,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:59:51 BoogieIcfgContainer [2019-12-07 13:59:51,235 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 13:59:51,236 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 13:59:51,236 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 13:59:51,238 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 13:59:51,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:59:02" (1/3) ... [2019-12-07 13:59:51,239 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3485883a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:59:51, skipping insertion in model container [2019-12-07 13:59:51,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:59:02" (2/3) ... [2019-12-07 13:59:51,239 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3485883a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:59:51, skipping insertion in model container [2019-12-07 13:59:51,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:59:51" (3/3) ... [2019-12-07 13:59:51,241 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0872b.c [2019-12-07 13:59:51,247 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 13:59:51,253 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 13:59:51,262 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 13:59:51,279 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 13:59:51,279 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 13:59:51,279 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 13:59:51,279 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 13:59:51,279 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 13:59:51,279 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 13:59:51,280 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 13:59:51,280 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 13:59:51,294 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states. [2019-12-07 13:59:51,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-07 13:59:51,297 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:59:51,298 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:59:51,298 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:59:51,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:59:51,302 INFO L82 PathProgramCache]: Analyzing trace with hash -1640331358, now seen corresponding path program 1 times [2019-12-07 13:59:51,310 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 13:59:51,310 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [781150136] [2019-12-07 13:59:51,310 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 13:59:51,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:59:51,552 INFO L264 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 13:59:51,556 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:59:51,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:59:51,566 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:59:51,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:59:51,569 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [781150136] [2019-12-07 13:59:51,569 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:59:51,569 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 13:59:51,570 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464019705] [2019-12-07 13:59:51,573 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 13:59:51,573 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 13:59:51,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 13:59:51,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 13:59:51,583 INFO L87 Difference]: Start difference. First operand 210 states. Second operand 2 states. [2019-12-07 13:59:51,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:59:51,611 INFO L93 Difference]: Finished difference Result 418 states and 716 transitions. [2019-12-07 13:59:51,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 13:59:51,612 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-12-07 13:59:51,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:59:51,621 INFO L225 Difference]: With dead ends: 418 [2019-12-07 13:59:51,621 INFO L226 Difference]: Without dead ends: 207 [2019-12-07 13:59:51,624 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 13:59:51,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2019-12-07 13:59:51,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2019-12-07 13:59:51,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-12-07 13:59:51,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 285 transitions. [2019-12-07 13:59:51,659 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 285 transitions. Word has length 9 [2019-12-07 13:59:51,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:59:51,659 INFO L462 AbstractCegarLoop]: Abstraction has 207 states and 285 transitions. [2019-12-07 13:59:51,659 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 13:59:51,659 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 285 transitions. [2019-12-07 13:59:51,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 13:59:51,660 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:59:51,660 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:59:51,861 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 13:59:51,861 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:59:51,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:59:51,862 INFO L82 PathProgramCache]: Analyzing trace with hash 559153733, now seen corresponding path program 1 times [2019-12-07 13:59:51,863 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 13:59:51,863 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [473265175] [2019-12-07 13:59:51,864 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 13:59:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:59:52,141 INFO L264 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 13:59:52,143 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:59:52,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:59:52,189 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 13:59:52,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:59:52,202 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [473265175] [2019-12-07 13:59:52,203 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:59:52,203 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 13:59:52,203 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035948713] [2019-12-07 13:59:52,204 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 13:59:52,204 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 13:59:52,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 13:59:52,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 13:59:52,205 INFO L87 Difference]: Start difference. First operand 207 states and 285 transitions. Second operand 5 states. [2019-12-07 14:01:25,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:01:25,616 INFO L93 Difference]: Finished difference Result 215 states and 291 transitions. [2019-12-07 14:01:25,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 14:01:25,656 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2019-12-07 14:01:25,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:01:25,658 INFO L225 Difference]: With dead ends: 215 [2019-12-07 14:01:25,658 INFO L226 Difference]: Without dead ends: 211 [2019-12-07 14:01:25,659 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 14:01:25,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2019-12-07 14:01:25,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 207. [2019-12-07 14:01:25,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-12-07 14:01:25,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 282 transitions. [2019-12-07 14:01:25,671 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 282 transitions. Word has length 11 [2019-12-07 14:01:25,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:01:25,672 INFO L462 AbstractCegarLoop]: Abstraction has 207 states and 282 transitions. [2019-12-07 14:01:25,672 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 14:01:25,672 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 282 transitions. [2019-12-07 14:01:25,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 14:01:25,672 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:01:25,672 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:01:25,873 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 14:01:25,873 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:01:25,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:01:25,873 INFO L82 PathProgramCache]: Analyzing trace with hash -305745762, now seen corresponding path program 1 times [2019-12-07 14:01:25,874 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:01:25,874 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1511976716] [2019-12-07 14:01:25,874 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 14:01:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:01:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:01:26,667 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-12-07 14:01:26,667 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 14:01:26,868 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 14:01:26,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 02:01:26 BoogieIcfgContainer [2019-12-07 14:01:26,950 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 14:01:26,950 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 14:01:26,950 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 14:01:26,950 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 14:01:26,951 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:59:51" (3/4) ... [2019-12-07 14:01:26,952 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-07 14:01:27,027 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d2365480-e160-4d03-a712-51626ad96005/bin/uautomizer/witness.graphml [2019-12-07 14:01:27,028 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 14:01:27,029 INFO L168 Benchmark]: Toolchain (without parser) took 144790.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -162.0 MB). Peak memory consumption was 293.5 MB. Max. memory is 11.5 GB. [2019-12-07 14:01:27,029 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:01:27,029 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -161.1 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2019-12-07 14:01:27,029 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:01:27,029 INFO L168 Benchmark]: Boogie Preprocessor took 63.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2019-12-07 14:01:27,030 INFO L168 Benchmark]: RCFGBuilder took 48519.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 961.9 MB in the end (delta: 119.5 MB). Peak memory consumption was 119.5 MB. Max. memory is 11.5 GB. [2019-12-07 14:01:27,030 INFO L168 Benchmark]: TraceAbstraction took 95714.06 ms. Allocated memory is still 1.2 GB. Free memory was 961.9 MB in the beginning and 805.1 MB in the end (delta: 156.9 MB). Peak memory consumption was 156.9 MB. Max. memory is 11.5 GB. [2019-12-07 14:01:27,030 INFO L168 Benchmark]: Witness Printer took 77.53 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.8 MB). Free memory was 805.1 MB in the beginning and 1.1 GB in the end (delta: -309.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2019-12-07 14:01:27,031 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 358.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -161.1 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 48519.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 961.9 MB in the end (delta: 119.5 MB). Peak memory consumption was 119.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 95714.06 ms. Allocated memory is still 1.2 GB. Free memory was 961.9 MB in the beginning and 805.1 MB in the end (delta: 156.9 MB). Peak memory consumption was 156.9 MB. Max. memory is 11.5 GB. * Witness Printer took 77.53 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.8 MB). Free memory was 805.1 MB in the beginning and 1.1 GB in the end (delta: -309.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 575]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L38-L40] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L93] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L220-L259] static const double bp_pow[] = { 1.0, 1.5, }, dp_h_pow[] = { 0.0, 5.84962487220764160156e-01, }, dp_l_pow[] = { 0.0, 1.35003920212974897128e-08, }, zero_pow = 0.0, one_pow = 1.0, two_pow = 2.0, two53_pow = 9007199254740992.0, huge_pow = 1.0e300, tiny_pow = 1.0e-300, L1_pow = 5.99999999999994648725e-01, L2_pow = 4.28571428578550184252e-01, L3_pow = 3.33333329818377432918e-01, L4_pow = 2.72728123808534006489e-01, L5_pow = 2.30660745775561754067e-01, L6_pow = 2.06975017800338417784e-01, P1_pow = 1.66666666666666019037e-01, P2_pow = -2.77777777770155933842e-03, P3_pow = 6.61375632143793436117e-05, P4_pow = -1.65339022054652515390e-06, P5_pow = 4.13813679705723846039e-08, lg2_pow = 6.93147180559945286227e-01, lg2_h_pow = 6.93147182464599609375e-01, lg2_l_pow = -1.90465429995776804525e-09, ovt_pow = 8.0085662595372944372e-0017, cp_pow = 9.61796693925975554329e-01, cp_h_pow = 9.61796700954437255859e-01, cp_l_pow = -7.02846165095275826516e-09, ivln2_pow = 1.44269504088896338700e+00, ivln2_h_pow = 1.44269502162933349609e+00, ivln2_l_pow = 1.92596299112661746887e-08; VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] [L569] double x = __VERIFIER_nondet_double(); [L570] double y = -0.0; [L262] double z, ax, z_h, z_l, p_h, p_l; [L263] double y1, t1, t2, r, s, t, u, v, w; [L264] __int32_t i, j, k, yisint, n; [L265] __int32_t hx, hy, ix, iy; [L266] __uint32_t lx, ly; VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] [L269] ieee_double_shape_type ew_u; [L270] ew_u.value = (x) [L271] EXPR ew_u.parts.msw [L271] (hx) = ew_u.parts.msw [L272] EXPR ew_u.parts.lsw [L272] (lx) = ew_u.parts.lsw [L275] ieee_double_shape_type ew_u; [L276] ew_u.value = (y) [L277] EXPR ew_u.parts.msw [L277] (hy) = ew_u.parts.msw [L278] EXPR ew_u.parts.lsw [L278] (ly) = ew_u.parts.lsw [L280] ix = hx & 0x7fffffff [L281] iy = hy & 0x7fffffff VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] [L283] COND FALSE !((iy | ly) == 0) VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] [L286-L287] COND TRUE ix > 0x7ff00000 || ((ix == 0x7ff00000) && (lx != 0)) || iy > 0x7ff00000 || ((iy == 0x7ff00000) && (ly != 0)) VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] [L288] COND FALSE !(((ix - 0x3ff00000) | lx) == 0) [L291] return __builtin_nan(""); VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] [L571] double res = __ieee754_pow(x, y); [L574] COND TRUE res != 1.0 VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] [L575] __VERIFIER_error() VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={11:0}, dp_l_pow={-2147483646:0}, huge_pow=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ivln2_h_pow=1.4426950216293335, ivln2_l_pow=0.000000019259629911266175, ivln2_pow=1.4426950408889634, L1_pow=0.5999999999999946, L2_pow=0.4285714285785502, L3_pow=0.33333332981837743, L4_pow=0.272728123808534, L5_pow=0.23066074577556175, L6_pow=0.20697501780033842, lg2_h_pow=0.6931471824645996, lg2_l_pow=-0.000000001904654299957768, lg2_pow=0.6931471805599453, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000000000000008008566259537294, P1_pow=0.16666666666666602, P2_pow=-0.0027777777777015593, P3_pow=0.00006613756321437934, P4_pow=-0.0000016533902205465252, P5_pow=0.000000041381367970572385, tiny_pow=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_scalbn=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, two53_pow=9007199254740992, two54_scalbn=18014398509481984, two_pow=2.0, twom54_scalbn=0.00000000000000005551115123125783, zero_pow=0.0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 210 locations, 1 error locations. Result: UNSAFE, OverallTime: 95.5s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 93.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 548 SDtfs, 164 SDslu, 550 SDs, 0 SdLazy, 123 SolverSat, 2 SolverUnsat, 29 SolverUnknown, 0 SolverNotchecked, 87.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=210occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 1048 SizeOfPredicates, 4 NumberOfNonLiveVariables, 198 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...