./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0873b.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_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0873b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b9f1d4d604db7902b4170bb3ee6b57db84e8a88 ......................................................................................................................................................................... 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_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0873b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b9f1d4d604db7902b4170bb3ee6b57db84e8a88 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 14:51:29,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:51:29,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:51:29,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:51:29,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:51:29,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:51:29,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:51:29,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:51:29,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:51:29,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:51:29,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:51:29,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:51:29,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:51:29,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:51:29,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:51:29,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:51:29,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:51:29,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:51:29,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:51:29,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:51:29,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:51:29,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:51:29,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:51:29,700 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:51:29,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:51:29,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:51:29,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:51:29,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:51:29,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:51:29,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:51:29,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:51:29,704 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:51:29,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:51:29,705 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:51:29,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:51:29,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:51:29,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:51:29,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:51:29,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:51:29,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:51:29,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:51:29,708 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 14:51:29,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:51:29,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:51:29,718 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 14:51:29,718 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 14:51:29,718 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 14:51:29,718 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 14:51:29,718 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 14:51:29,718 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 14:51:29,718 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 14:51:29,718 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 14:51:29,719 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 14:51:29,719 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 14:51:29,719 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 14:51:29,719 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 14:51:29,719 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 14:51:29,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:51:29,720 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:51:29,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:51:29,720 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:51:29,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:51:29,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:51:29,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:51:29,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:51:29,720 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 14:51:29,720 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:51:29,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:51:29,721 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:51:29,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:51:29,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:51:29,721 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:51:29,721 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:51:29,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:51:29,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:51:29,722 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:51:29,722 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:51:29,722 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 14:51:29,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 14:51:29,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:51:29,722 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:51:29,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:51:29,722 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan 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 -> Taipan 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 -> 8b9f1d4d604db7902b4170bb3ee6b57db84e8a88 [2019-12-07 14:51:29,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:51:29,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:51:29,834 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:51:29,835 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:51:29,835 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:51:29,836 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0873b.c [2019-12-07 14:51:29,872 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/data/d1c394e80/f0055e722bc84f9e871d6e399c1d0e87/FLAG2c0befb7a [2019-12-07 14:51:30,332 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:51:30,332 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/sv-benchmarks/c/float-newlib/double_req_bl_0873b.c [2019-12-07 14:51:30,339 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/data/d1c394e80/f0055e722bc84f9e871d6e399c1d0e87/FLAG2c0befb7a [2019-12-07 14:51:30,348 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/data/d1c394e80/f0055e722bc84f9e871d6e399c1d0e87 [2019-12-07 14:51:30,350 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:51:30,351 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:51:30,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:51:30,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:51:30,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:51:30,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:51:30" (1/1) ... [2019-12-07 14:51:30,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cef908c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:51:30, skipping insertion in model container [2019-12-07 14:51:30,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:51:30" (1/1) ... [2019-12-07 14:51:30,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:51:30,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:51:30,561 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 14:51:30,564 INFO L168 Benchmark]: Toolchain (without parser) took 212.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2019-12-07 14:51:30,565 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 954.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:51:30,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 211.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2019-12-07 14:51:30,566 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 954.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 211.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 21.8 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 14:51:31,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:51:31,666 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:51:31,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:51:31,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:51:31,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:51:31,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:51:31,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:51:31,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:51:31,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:51:31,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:51:31,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:51:31,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:51:31,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:51:31,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:51:31,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:51:31,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:51:31,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:51:31,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:51:31,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:51:31,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:51:31,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:51:31,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:51:31,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:51:31,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:51:31,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:51:31,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:51:31,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:51:31,696 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:51:31,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:51:31,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:51:31,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:51:31,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:51:31,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:51:31,699 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:51:31,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:51:31,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:51:31,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:51:31,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:51:31,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:51:31,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:51:31,702 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 14:51:31,714 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:51:31,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:51:31,715 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 14:51:31,716 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 14:51:31,716 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 14:51:31,716 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 14:51:31,716 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 14:51:31,716 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 14:51:31,716 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 14:51:31,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:51:31,717 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:51:31,718 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:51:31,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:51:31,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:51:31,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:51:31,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:51:31,718 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 14:51:31,719 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 14:51:31,719 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 14:51:31,719 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:51:31,719 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:51:31,719 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:51:31,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:51:31,720 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:51:31,720 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:51:31,720 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:51:31,721 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:51:31,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:51:31,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:51:31,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:51:31,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:51:31,721 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 14:51:31,722 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 14:51:31,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:51:31,722 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:51:31,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:51:31,722 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_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan 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 -> Taipan 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 -> 8b9f1d4d604db7902b4170bb3ee6b57db84e8a88 [2019-12-07 14:51:31,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:51:31,896 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:51:31,899 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:51:31,900 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:51:31,900 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:51:31,901 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0873b.c [2019-12-07 14:51:31,941 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/data/9790ab7dc/11f47828d7334491be0459b4db15e0b6/FLAG31598e62d [2019-12-07 14:51:32,319 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:51:32,319 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/sv-benchmarks/c/float-newlib/double_req_bl_0873b.c [2019-12-07 14:51:32,326 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/data/9790ab7dc/11f47828d7334491be0459b4db15e0b6/FLAG31598e62d [2019-12-07 14:51:32,334 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/data/9790ab7dc/11f47828d7334491be0459b4db15e0b6 [2019-12-07 14:51:32,336 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:51:32,337 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:51:32,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:51:32,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:51:32,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:51:32,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:51:32" (1/1) ... [2019-12-07 14:51:32,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@667a6a91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:51:32, skipping insertion in model container [2019-12-07 14:51:32,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:51:32" (1/1) ... [2019-12-07 14:51:32,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:51:32,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:51:32,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:51:32,590 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 14:51:32,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:51:32,681 INFO L208 MainTranslator]: Completed translation [2019-12-07 14:51:32,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:51:32 WrapperNode [2019-12-07 14:51:32,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:51:32,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 14:51:32,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 14:51:32,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 14:51:32,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:51:32" (1/1) ... [2019-12-07 14:51:32,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:51:32" (1/1) ... [2019-12-07 14:51:32,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 14:51:32,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 14:51:32,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 14:51:32,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 14:51:32,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:51:32" (1/1) ... [2019-12-07 14:51:32,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:51:32" (1/1) ... [2019-12-07 14:51:32,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:51:32" (1/1) ... [2019-12-07 14:51:32,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:51:32" (1/1) ... [2019-12-07 14:51:32,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:51:32" (1/1) ... [2019-12-07 14:51:32,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:51:32" (1/1) ... [2019-12-07 14:51:32,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:51:32" (1/1) ... [2019-12-07 14:51:32,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 14:51:32,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 14:51:32,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 14:51:32,797 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 14:51:32,798 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:51:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/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 14:51:32,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-12-07 14:51:32,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-12-07 14:51:32,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 14:51:32,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2019-12-07 14:51:32,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 14:51:32,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 14:51:32,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 14:51:32,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 14:51:32,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 14:52:19,360 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 14:52:19,360 INFO L287 CfgBuilder]: Removed 88 assume(true) statements. [2019-12-07 14:52:19,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:52:19 BoogieIcfgContainer [2019-12-07 14:52:19,361 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 14:52:19,362 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 14:52:19,362 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 14:52:19,364 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 14:52:19,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 02:51:32" (1/3) ... [2019-12-07 14:52:19,365 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f1aa6d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:52:19, skipping insertion in model container [2019-12-07 14:52:19,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:51:32" (2/3) ... [2019-12-07 14:52:19,365 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f1aa6d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:52:19, skipping insertion in model container [2019-12-07 14:52:19,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:52:19" (3/3) ... [2019-12-07 14:52:19,367 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0873b.c [2019-12-07 14:52:19,373 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 14:52:19,379 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 14:52:19,386 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 14:52:19,404 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 14:52:19,404 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 14:52:19,404 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 14:52:19,404 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 14:52:19,404 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 14:52:19,404 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 14:52:19,405 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 14:52:19,405 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 14:52:19,418 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states. [2019-12-07 14:52:19,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-07 14:52:19,422 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:52:19,422 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:52:19,423 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:52:19,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:52:19,426 INFO L82 PathProgramCache]: Analyzing trace with hash -1640331358, now seen corresponding path program 1 times [2019-12-07 14:52:19,434 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:52:19,434 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1433927041] [2019-12-07 14:52:19,435 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/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 14:52:19,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:52:19,687 INFO L264 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 14:52:19,690 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:52:19,699 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 14:52:19,700 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:52:19,702 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 14:52:19,703 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1433927041] [2019-12-07 14:52:19,703 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:52:19,704 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 14:52:19,704 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997005332] [2019-12-07 14:52:19,708 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 14:52:19,708 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:52:19,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 14:52:19,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 14:52:19,721 INFO L87 Difference]: Start difference. First operand 210 states. Second operand 2 states. [2019-12-07 14:52:19,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:52:19,758 INFO L93 Difference]: Finished difference Result 418 states and 716 transitions. [2019-12-07 14:52:19,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 14:52:19,759 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-12-07 14:52:19,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:52:19,771 INFO L225 Difference]: With dead ends: 418 [2019-12-07 14:52:19,771 INFO L226 Difference]: Without dead ends: 207 [2019-12-07 14:52:19,775 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 14:52:19,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2019-12-07 14:52:19,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2019-12-07 14:52:19,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-12-07 14:52:19,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 285 transitions. [2019-12-07 14:52:19,818 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 285 transitions. Word has length 9 [2019-12-07 14:52:19,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:52:19,818 INFO L462 AbstractCegarLoop]: Abstraction has 207 states and 285 transitions. [2019-12-07 14:52:19,818 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 14:52:19,818 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 285 transitions. [2019-12-07 14:52:19,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 14:52:19,819 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:52:19,819 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:52:20,019 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 14:52:20,020 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:52:20,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:52:20,020 INFO L82 PathProgramCache]: Analyzing trace with hash 559153733, now seen corresponding path program 1 times [2019-12-07 14:52:20,022 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:52:20,022 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1247084213] [2019-12-07 14:52:20,022 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/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 14:52:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:52:20,326 INFO L264 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 8 conjunts are in the unsatisfiable core [2019-12-07 14:52:20,328 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:52:20,428 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 14:52:20,429 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:52:20,538 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 14:52:20,539 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1247084213] [2019-12-07 14:52:20,539 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:52:20,539 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 14:52:20,539 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436603113] [2019-12-07 14:52:20,540 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 14:52:20,541 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:52:20,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 14:52:20,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 14:52:20,541 INFO L87 Difference]: Start difference. First operand 207 states and 285 transitions. Second operand 8 states. [2019-12-07 14:52:27,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:52:27,337 INFO L93 Difference]: Finished difference Result 332 states and 449 transitions. [2019-12-07 14:52:27,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 14:52:27,483 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 11 [2019-12-07 14:52:27,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:52:27,484 INFO L225 Difference]: With dead ends: 332 [2019-12-07 14:52:27,484 INFO L226 Difference]: Without dead ends: 137 [2019-12-07 14:52:27,486 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-12-07 14:52:27,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-12-07 14:52:27,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 133. [2019-12-07 14:52:27,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2019-12-07 14:52:27,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 166 transitions. [2019-12-07 14:52:27,494 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 166 transitions. Word has length 11 [2019-12-07 14:52:27,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:52:27,495 INFO L462 AbstractCegarLoop]: Abstraction has 133 states and 166 transitions. [2019-12-07 14:52:27,495 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 14:52:27,495 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 166 transitions. [2019-12-07 14:52:27,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 14:52:27,495 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:52:27,495 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:52:27,696 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 14:52:27,696 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:52:27,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:52:27,697 INFO L82 PathProgramCache]: Analyzing trace with hash -305805344, now seen corresponding path program 1 times [2019-12-07 14:52:27,697 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:52:27,698 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1380323402] [2019-12-07 14:52:27,698 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/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 14:52:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:52:27,979 INFO L264 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 14:52:27,980 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:52:28,011 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 14:52:28,011 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:52:28,023 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 14:52:28,024 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1380323402] [2019-12-07 14:52:28,024 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:52:28,024 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 14:52:28,024 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87554807] [2019-12-07 14:52:28,024 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 14:52:28,025 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 14:52:28,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 14:52:28,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 14:52:28,025 INFO L87 Difference]: Start difference. First operand 133 states and 166 transitions. Second operand 5 states. [2019-12-07 14:53:28,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:53:28,936 INFO L93 Difference]: Finished difference Result 141 states and 172 transitions. [2019-12-07 14:53:28,973 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 14:53:28,974 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2019-12-07 14:53:28,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:53:28,975 INFO L225 Difference]: With dead ends: 141 [2019-12-07 14:53:28,975 INFO L226 Difference]: Without dead ends: 137 [2019-12-07 14:53:28,976 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 20 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 14:53:28,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-12-07 14:53:28,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 133. [2019-12-07 14:53:28,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2019-12-07 14:53:28,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 164 transitions. [2019-12-07 14:53:28,983 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 164 transitions. Word has length 13 [2019-12-07 14:53:28,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:53:28,984 INFO L462 AbstractCegarLoop]: Abstraction has 133 states and 164 transitions. [2019-12-07 14:53:28,984 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 14:53:28,984 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 164 transitions. [2019-12-07 14:53:28,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 14:53:28,984 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:53:28,984 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:53:29,185 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 14:53:29,186 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:53:29,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:53:29,187 INFO L82 PathProgramCache]: Analyzing trace with hash -305745762, now seen corresponding path program 1 times [2019-12-07 14:53:29,187 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 14:53:29,188 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [207626175] [2019-12-07 14:53:29,188 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 14:53:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:53:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:53:30,029 INFO L174 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2019-12-07 14:53:30,030 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 14:53:30,230 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 14:53:30,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 02:53:30 BoogieIcfgContainer [2019-12-07 14:53:30,313 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 14:53:30,313 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 14:53:30,313 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 14:53:30,313 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 14:53:30,314 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:52:19" (3/4) ... [2019-12-07 14:53:30,315 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-07 14:53:30,383 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f32ab144-8050-44e8-b84c-f7379abb4bf4/bin/utaipan/witness.graphml [2019-12-07 14:53:30,383 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 14:53:30,384 INFO L168 Benchmark]: Toolchain (without parser) took 118046.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -128.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-12-07 14:53:30,384 INFO L168 Benchmark]: CDTParser took 0.17 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 14:53:30,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 343.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -174.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2019-12-07 14:53:30,385 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-07 14:53:30,385 INFO L168 Benchmark]: Boogie Preprocessor took 62.15 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2019-12-07 14:53:30,385 INFO L168 Benchmark]: RCFGBuilder took 46564.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 978.9 MB in the end (delta: 127.6 MB). Peak memory consumption was 127.6 MB. Max. memory is 11.5 GB. [2019-12-07 14:53:30,385 INFO L168 Benchmark]: TraceAbstraction took 70950.71 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.8 MB). Free memory was 978.9 MB in the beginning and 1.1 GB in the end (delta: -114.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:53:30,385 INFO L168 Benchmark]: Witness Printer took 69.92 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: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. [2019-12-07 14:53:30,387 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 343.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -174.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.15 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 46564.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 978.9 MB in the end (delta: 127.6 MB). Peak memory consumption was 127.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 70950.71 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.8 MB). Free memory was 978.9 MB in the beginning and 1.1 GB in the end (delta: -114.0 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 69.92 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: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 576]: 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={2:0}, 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 = -1.0; [L570] double y = -1.0 / 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={2:0}, 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={2:0}, 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={2:0}, 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={2:0}, 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={2:0}, 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] [L572] double res = __ieee754_pow(x, y); [L575] 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={2:0}, 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] [L576] __VERIFIER_error() VAL [bp_pow={3:0}, cp_h_pow=0.9617967009544373, cp_l_pow=-0.000000007028461650952758, cp_pow=0.9617966939259756, dp_h_pow={2:0}, 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: 70.8s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 67.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 589 SDtfs, 344 SDslu, 804 SDs, 0 SdLazy, 107 SolverSat, 12 SolverUnsat, 20 SolverUnknown, 0 SolverNotchecked, 63.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s 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, 3 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 60 ConstructedInterpolants, 12 QuantifiedInterpolants, 3382 SizeOfPredicates, 14 NumberOfNonLiveVariables, 312 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...