./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0870a_false-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0870a_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/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 194cff8833bdef02e466ccd78bd00202eba4fac9 ........................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0870a_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/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 194cff8833bdef02e466ccd78bd00202eba4fac9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.1.23-635dfa2 [2018-12-09 19:20:14,897 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:20:14,898 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:20:14,904 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:20:14,904 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:20:14,905 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:20:14,906 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:20:14,907 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:20:14,908 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:20:14,909 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:20:14,909 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:20:14,909 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:20:14,910 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:20:14,911 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:20:14,911 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:20:14,912 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:20:14,913 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:20:14,914 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:20:14,915 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:20:14,916 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:20:14,917 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:20:14,918 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:20:14,919 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:20:14,919 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:20:14,920 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:20:14,920 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:20:14,921 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:20:14,921 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:20:14,922 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:20:14,923 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:20:14,923 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:20:14,923 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:20:14,923 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:20:14,924 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:20:14,924 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:20:14,925 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:20:14,925 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 19:20:14,932 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:20:14,933 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:20:14,933 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:20:14,933 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 19:20:14,933 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 19:20:14,934 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 19:20:14,934 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 19:20:14,934 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 19:20:14,934 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 19:20:14,934 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 19:20:14,934 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 19:20:14,934 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 19:20:14,935 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 19:20:14,935 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:20:14,935 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:20:14,935 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 19:20:14,936 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:20:14,936 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:20:14,936 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:20:14,936 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:20:14,936 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:20:14,936 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:20:14,936 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:20:14,936 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:20:14,937 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:20:14,937 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 19:20:14,937 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:20:14,937 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 19:20:14,937 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:20:14,937 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:20:14,937 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:20:14,938 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:20:14,938 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 19:20:14,938 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:20:14,938 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 19:20:14,938 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 19:20:14,938 INFO L133 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/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/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 -> 194cff8833bdef02e466ccd78bd00202eba4fac9 [2018-12-09 19:20:14,962 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:20:14,968 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:20:14,970 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:20:14,971 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:20:14,972 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:20:14,972 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0870a_false-unreach-call.c [2018-12-09 19:20:15,009 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/data/fea8c7be5/bc9cd44cb8d94a19b0e638b601d28551/FLAG0ff5bccf3 [2018-12-09 19:20:15,379 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:20:15,380 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/sv-benchmarks/c/float-newlib/float_req_bl_0870a_false-unreach-call.c [2018-12-09 19:20:15,385 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/data/fea8c7be5/bc9cd44cb8d94a19b0e638b601d28551/FLAG0ff5bccf3 [2018-12-09 19:20:15,742 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/data/fea8c7be5/bc9cd44cb8d94a19b0e638b601d28551 [2018-12-09 19:20:15,743 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:20:15,744 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:20:15,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:20:15,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:20:15,747 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:20:15,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:20:15" (1/1) ... [2018-12-09 19:20:15,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2778df3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:20:15, skipping insertion in model container [2018-12-09 19:20:15,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:20:15" (1/1) ... [2018-12-09 19:20:15,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:20:15,776 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:20:15,904 FATAL L292 ToolchainWalker]: 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:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1660) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.lambda$36(StandardFunctionHandler.java:316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:208) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1320) 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:539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1897) 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:1513) 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:963) 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:1490) 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:963) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1342) 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:3446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2241) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:539) 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:190) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) 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) [2018-12-09 19:20:15,906 INFO L168 Benchmark]: Toolchain (without parser) took 162.25 ms. Allocated memory is still 1.0 GB. Free memory was 948.6 MB in the beginning and 935.2 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-09 19:20:15,907 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:20:15,907 INFO L168 Benchmark]: CACSL2BoogieTranslator took 160.85 ms. Allocated memory is still 1.0 GB. Free memory was 945.9 MB in the beginning and 935.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 19:20:15,909 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 160.85 ms. Allocated memory is still 1.0 GB. Free memory was 945.9 MB in the beginning and 935.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 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:834) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 19:20:16,987 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:20:16,988 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:20:16,995 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:20:16,995 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:20:16,996 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:20:16,996 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:20:16,997 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:20:16,998 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:20:16,999 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:20:17,000 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:20:17,000 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:20:17,000 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:20:17,001 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:20:17,002 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:20:17,002 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:20:17,003 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:20:17,004 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:20:17,006 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:20:17,007 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:20:17,007 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:20:17,008 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:20:17,010 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:20:17,010 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:20:17,010 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:20:17,011 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:20:17,011 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:20:17,012 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:20:17,012 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:20:17,013 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:20:17,013 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:20:17,014 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:20:17,014 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:20:17,014 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:20:17,015 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:20:17,015 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:20:17,015 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-09 19:20:17,025 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:20:17,026 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:20:17,026 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:20:17,026 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 19:20:17,027 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 19:20:17,027 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 19:20:17,027 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 19:20:17,027 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 19:20:17,027 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 19:20:17,027 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 19:20:17,028 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:20:17,028 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:20:17,028 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:20:17,028 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:20:17,028 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:20:17,028 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:20:17,028 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:20:17,028 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 19:20:17,029 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 19:20:17,029 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:20:17,029 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:20:17,029 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 19:20:17,029 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:20:17,029 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:20:17,029 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 19:20:17,029 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:20:17,030 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 19:20:17,030 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:20:17,030 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:20:17,030 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:20:17,030 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:20:17,030 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 19:20:17,030 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:20:17,030 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 19:20:17,030 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 19:20:17,030 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/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 -> 194cff8833bdef02e466ccd78bd00202eba4fac9 [2018-12-09 19:20:17,050 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:20:17,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:20:17,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:20:17,060 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:20:17,060 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:20:17,060 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0870a_false-unreach-call.c [2018-12-09 19:20:17,094 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/data/375c29835/b69c8bc21fb849e892320bac306672a8/FLAGb3031eff6 [2018-12-09 19:20:17,531 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:20:17,531 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/sv-benchmarks/c/float-newlib/float_req_bl_0870a_false-unreach-call.c [2018-12-09 19:20:17,536 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/data/375c29835/b69c8bc21fb849e892320bac306672a8/FLAGb3031eff6 [2018-12-09 19:20:17,544 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/data/375c29835/b69c8bc21fb849e892320bac306672a8 [2018-12-09 19:20:17,546 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:20:17,547 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:20:17,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:20:17,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:20:17,549 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:20:17,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:20:17" (1/1) ... [2018-12-09 19:20:17,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bdc2159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:20:17, skipping insertion in model container [2018-12-09 19:20:17,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:20:17" (1/1) ... [2018-12-09 19:20:17,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:20:17,581 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:20:17,750 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:20:17,756 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:20:17,815 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:20:17,869 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:20:17,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:20:17 WrapperNode [2018-12-09 19:20:17,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:20:17,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:20:17,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:20:17,869 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:20:17,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:20:17" (1/1) ... [2018-12-09 19:20:17,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:20:17" (1/1) ... [2018-12-09 19:20:17,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:20:17,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:20:17,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:20:17,892 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:20:17,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:20:17" (1/1) ... [2018-12-09 19:20:17,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:20:17" (1/1) ... [2018-12-09 19:20:17,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:20:17" (1/1) ... [2018-12-09 19:20:17,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:20:17" (1/1) ... [2018-12-09 19:20:17,924 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:20:17" (1/1) ... [2018-12-09 19:20:17,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:20:17" (1/1) ... [2018-12-09 19:20:17,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:20:17" (1/1) ... [2018-12-09 19:20:17,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:20:17,941 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:20:17,941 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:20:17,941 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:20:17,942 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:20:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/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 [2018-12-09 19:20:17,973 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_powf [2018-12-09 19:20:17,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_powf [2018-12-09 19:20:17,974 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-12-09 19:20:17,974 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-12-09 19:20:17,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-09 19:20:17,974 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 19:20:17,974 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 19:20:17,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 19:20:17,974 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-12-09 19:20:17,974 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-12-09 19:20:17,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 19:20:17,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 19:20:17,975 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-09 19:20:17,975 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-09 19:20:17,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 19:20:17,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 19:20:17,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:20:17,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:20:17,975 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-12-09 19:20:17,975 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-12-09 19:20:17,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 19:20:17,976 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-12-09 19:20:17,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-12-09 19:20:17,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 19:20:17,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 19:20:18,129 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:18,141 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:21,220 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:21,333 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:21,909 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:24,047 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:26,102 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:28,173 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:28,361 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:29,274 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:30,494 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:32,683 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:32,756 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:32,771 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:32,821 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:32,839 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:32,919 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:33,112 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:33,815 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 19:20:33,848 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:20:33,848 INFO L280 CfgBuilder]: Removed 70 assue(true) statements. [2018-12-09 19:20:33,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:20:33 BoogieIcfgContainer [2018-12-09 19:20:33,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:20:33,849 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 19:20:33,849 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 19:20:33,851 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 19:20:33,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:20:17" (1/3) ... [2018-12-09 19:20:33,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4856ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:20:33, skipping insertion in model container [2018-12-09 19:20:33,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:20:17" (2/3) ... [2018-12-09 19:20:33,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4856ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:20:33, skipping insertion in model container [2018-12-09 19:20:33,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:20:33" (3/3) ... [2018-12-09 19:20:33,853 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0870a_false-unreach-call.c [2018-12-09 19:20:33,859 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 19:20:33,864 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 19:20:33,874 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 19:20:33,896 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 19:20:33,897 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 19:20:33,897 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 19:20:33,897 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 19:20:33,898 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 19:20:33,898 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 19:20:33,898 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 19:20:33,898 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 19:20:33,898 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 19:20:33,915 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-12-09 19:20:33,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 19:20:33,920 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:20:33,920 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:20:33,922 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:20:33,927 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:20:33,927 INFO L82 PathProgramCache]: Analyzing trace with hash -397210457, now seen corresponding path program 1 times [2018-12-09 19:20:33,931 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 19:20:33,932 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/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 [2018-12-09 19:20:33,939 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:20:34,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:20:34,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:20:34,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:20:34,087 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 19:20:34,102 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:20:34,102 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 19:20:34,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 19:20:34,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 19:20:34,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 19:20:34,113 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 2 states. [2018-12-09 19:20:34,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:20:34,147 INFO L93 Difference]: Finished difference Result 421 states and 694 transitions. [2018-12-09 19:20:34,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 19:20:34,148 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-12-09 19:20:34,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:20:34,155 INFO L225 Difference]: With dead ends: 421 [2018-12-09 19:20:34,155 INFO L226 Difference]: Without dead ends: 210 [2018-12-09 19:20:34,157 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 19:20:34,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2018-12-09 19:20:34,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210. [2018-12-09 19:20:34,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2018-12-09 19:20:34,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 272 transitions. [2018-12-09 19:20:34,189 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 272 transitions. Word has length 22 [2018-12-09 19:20:34,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:20:34,190 INFO L480 AbstractCegarLoop]: Abstraction has 210 states and 272 transitions. [2018-12-09 19:20:34,190 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 19:20:34,190 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 272 transitions. [2018-12-09 19:20:34,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 19:20:34,190 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:20:34,191 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:20:34,191 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:20:34,191 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:20:34,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1780022922, now seen corresponding path program 1 times [2018-12-09 19:20:34,191 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 19:20:34,191 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/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 [2018-12-09 19:20:34,195 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:20:34,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:20:34,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:20:34,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:20:34,400 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 19:20:34,409 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:20:34,409 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 19:20:34,410 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 19:20:34,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 19:20:34,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 19:20:34,410 INFO L87 Difference]: Start difference. First operand 210 states and 272 transitions. Second operand 7 states. [2018-12-09 19:20:38,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:20:38,295 INFO L93 Difference]: Finished difference Result 222 states and 283 transitions. [2018-12-09 19:20:38,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 19:20:38,326 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-12-09 19:20:38,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:20:38,329 INFO L225 Difference]: With dead ends: 222 [2018-12-09 19:20:38,329 INFO L226 Difference]: Without dead ends: 212 [2018-12-09 19:20:38,330 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-12-09 19:20:38,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2018-12-09 19:20:38,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 210. [2018-12-09 19:20:38,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2018-12-09 19:20:38,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 271 transitions. [2018-12-09 19:20:38,340 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 271 transitions. Word has length 24 [2018-12-09 19:20:38,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:20:38,340 INFO L480 AbstractCegarLoop]: Abstraction has 210 states and 271 transitions. [2018-12-09 19:20:38,341 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 19:20:38,341 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 271 transitions. [2018-12-09 19:20:38,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 19:20:38,341 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:20:38,341 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:20:38,341 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:20:38,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:20:38,342 INFO L82 PathProgramCache]: Analyzing trace with hash -915933146, now seen corresponding path program 1 times [2018-12-09 19:20:38,342 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 19:20:38,342 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/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 [2018-12-09 19:20:38,345 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:20:38,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:20:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 19:20:38,711 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-09 19:20:38,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:20:38 BoogieIcfgContainer [2018-12-09 19:20:38,794 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 19:20:38,794 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 19:20:38,795 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 19:20:38,795 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 19:20:38,795 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:20:33" (3/4) ... [2018-12-09 19:20:38,797 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 19:20:38,854 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b212fbaa-0264-433f-92ef-c4680abfae56/bin-2019/utaipan/witness.graphml [2018-12-09 19:20:38,854 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 19:20:38,854 INFO L168 Benchmark]: Toolchain (without parser) took 21308.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 944.7 MB in the beginning and 878.4 MB in the end (delta: 66.3 MB). Peak memory consumption was 217.8 MB. Max. memory is 11.5 GB. [2018-12-09 19:20:38,855 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:20:38,855 INFO L168 Benchmark]: CACSL2BoogieTranslator took 321.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -198.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 11.5 GB. [2018-12-09 19:20:38,855 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:20:38,856 INFO L168 Benchmark]: Boogie Preprocessor took 48.82 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-09 19:20:38,856 INFO L168 Benchmark]: RCFGBuilder took 15907.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.2 MB). Peak memory consumption was 104.2 MB. Max. memory is 11.5 GB. [2018-12-09 19:20:38,856 INFO L168 Benchmark]: TraceAbstraction took 4945.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 891.7 MB in the end (delta: 135.3 MB). Peak memory consumption was 135.3 MB. Max. memory is 11.5 GB. [2018-12-09 19:20:38,856 INFO L168 Benchmark]: Witness Printer took 59.52 ms. Allocated memory is still 1.2 GB. Free memory was 891.7 MB in the beginning and 878.4 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-12-09 19:20:38,857 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 321.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -198.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.82 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 15907.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.2 MB). Peak memory consumption was 104.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4945.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 891.7 MB in the end (delta: 135.3 MB). Peak memory consumption was 135.3 MB. Max. memory is 11.5 GB. * Witness Printer took 59.52 ms. Allocated memory is still 1.2 GB. Free memory was 891.7 MB in the beginning and 878.4 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 607]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L107] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L195-L197] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L265-L293] static const float bp_pow[] = { 1.0, 1.5, }, dp_h_pow[] = { 0.0, 5.84960938e-01, }, dp_l_pow[] = { 0.0, 1.56322085e-06, }, zero_pow = 0.0, one_pow = 1.0, two_pow = 2.0, two24_pow = 16777216.0, huge_pow = 1.0e30, tiny_pow = 1.0e-30, L1_pow = 6.0000002384e-01, L2_pow = 4.2857143283e-01, L3_pow = 3.3333334327e-01, L4_pow = 2.7272811532e-01, L5_pow = 2.3066075146e-01, L6_pow = 2.0697501302e-01, P1_pow = 1.6666667163e-01, P2_pow = -2.7777778450e-03, P3_pow = 6.6137559770e-05, P4_pow = -1.6533901999e-06, P5_pow = 4.1381369442e-08, lg2_pow = 6.9314718246e-01, lg2_h_pow = 6.93145752e-01, lg2_l_pow = 1.42860654e-06, ovt_pow = 4.2995665694e-08, cp = 9.6179670095e-01, cp_h_pow = 9.6179199219e-01, cp_l_pow = 4.7017383622e-06, ivln2_pow = 1.4426950216e+00, ivln2_h_pow = 1.4426879883e+00, ivln2_l_pow = 7.0526075433e-06; VAL [\old(bp_pow)=14, \old(bp_pow)=26, \old(cp)=0.00000000000000000000000000000000000000000005324934164434305, \old(cp)=0.000000000000000000000000000000000000000000002802596928649634, \old(cp)=0.00000000000000000000000000000000000000000004344025239406933, \old(dp_h_pow)=22, \old(dp_h_pow)=40, \old(dp_l_pow)=5, \old(dp_l_pow)=9, \old(huge_pow)=0.000000000000000000000000000000000000000000036433760072445244, \old(huge_scalbn)=0.00000000000000000000000000000000000000000004764414778704378, \old(ivln2_h_pow)=0.000000000000000000000000000000000000000000030828566215145976, \old(ivln2_l_pow)=0.00000000000000000000000000000000000000000005044674471569341, \old(ivln2_pow)=0.000000000000000000000000000000000000000000018216880036222622, \old(L1_pow)=0.000000000000000000000000000000000000000000026624670822171524, \old(L2_pow)=0.000000000000000000000000000000000000000000035032461608120427, \old(L3_pow)=0.00000000000000000000000000000000000000000002942726775082116, \old(L4_pow)=0.00000000000000000000000000000000000000000003783505853677006, \old(L5_pow)=0.00000000000000000000000000000000000000000005465064010866787, \old(L6_pow)=0.00000000000000000000000000000000000000000005184804318001823, \old(lg2_h_pow)=0.000000000000000000000000000000000000000000022420775429197073, \old(lg2_l_pow)=0.000000000000000000000000000000000000000000001401298464324817, \old(lg2_pow)=0.00000000000000000000000000000000000000000004624284932271896, \old(one_fmod)=0.00000000000000000000000000000000000000000002802596928649634, \old(one_pow)=0.000000000000000000000000000000000000000000040637655465419695, \old(one_sqrt)=0.00000000000000000000000000000000000000000004203895392974451, \old(ovt_pow)=0.000000000000000000000000000000000000000000021019476964872256, \old(P1_pow)=0.000000000000000000000000000000000000000000016815581571897805, \old(P2_pow)=0.000000000000000000000000000000000000000000012611686178923354, \old(P3_pow)=0.00000000000000000000000000000000000000000001401298464324817, \old(P4_pow)=0.000000000000000000000000000000000000000000025223372357846707, \old(P5_pow)=0.00000000000000000000000000000000000000000002382207389352189, \old(tiny_pow)=0.0000000000000000000000000000000000000000000490454462513686, \old(tiny_scalbn)=0.00000000000000000000000000000000000000000005605193857299268, \old(tiny_sqrt)=0.000000000000000000000000000000000000000000015414283107572988, \old(two24_pow)=0.00000000000000000000000000000000000000000003923635700109488, \old(two25_scalbn)=0.00000000000000000000000000000000000000000003363116314379561, \old(two_pow)=0.000000000000000000000000000000000000000000032229864679470793, \old(twom25_scalbn)=0.000000000000000000000000000000000000000000044841550858394146, \old(Zero_fmod)=17, \old(Zero_fmod)=15, \old(zero_pow)=0.00000000000000000000000000000000000000000001961817850054744, bp_pow={7:0}, cp=0.000004701738362200558, cp=0.9617919921875, cp=0.9617967009544373, dp_h_pow={-2147483645:0}, dp_l_pow={1:0}, huge_pow=1000000015047466200000000000000, huge_scalbn=1000000015047466200000000000000, ivln2_h_pow=1.44268798828125, ivln2_l_pow=0.000007052607543300837, ivln2_pow=1.4426950216293335, L1_pow=0.6000000238418579, L2_pow=0.4285714328289032, L3_pow=0.3333333432674408, L4_pow=0.2727281153202057, L5_pow=0.23066075146198273, L6_pow=0.20697501301765442, lg2_h_pow=0.693145751953125, lg2_l_pow=0.0000014286065379565116, lg2_pow=0.6931471824645996, one_fmod=1.0, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000004299566569443414, P1_pow=0.1666666716337204, P2_pow=-0.0027777778450399637, P3_pow=0.0000661375597701408, P4_pow=-0.0000016533901998627698, P5_pow=0.00000004138136944220605, tiny_pow=0.0000000000000000000000000000010000000031710769, tiny_scalbn=0.0000000000000000000000000000010000000031710769, tiny_sqrt=0.0000000000000000000000000000010000000031710769, two24_pow=16777216, two25_scalbn=33554432, two_pow=2.0, twom25_scalbn=0.000000029802322387695312, Zero_fmod={2:0}, zero_pow=0.0] [L598] float x = __VERIFIER_nondet_float(); [L599] float y = 0.0f / 0.0f; VAL [bp_pow={7:0}, cp=0.9617919921875, cp=0.000004701738362200558, cp=0.9617967009544373, dp_h_pow={-2147483645:0}, dp_l_pow={1:0}, huge_pow=1000000015047466200000000000000, huge_scalbn=1000000015047466200000000000000, ivln2_h_pow=1.44268798828125, ivln2_l_pow=0.000007052607543300837, ivln2_pow=1.4426950216293335, L1_pow=0.6000000238418579, L2_pow=0.4285714328289032, L3_pow=0.3333333432674408, L4_pow=0.2727281153202057, L5_pow=0.23066075146198273, L6_pow=0.20697501301765442, lg2_h_pow=0.693145751953125, lg2_l_pow=0.0000014286065379565116, lg2_pow=0.6931471824645996, one_fmod=1.0, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000004299566569443414, P1_pow=0.1666666716337204, P2_pow=-0.0027777778450399637, P3_pow=0.0000661375597701408, P4_pow=-0.0000016533901998627698, P5_pow=0.00000004138136944220605, tiny_pow=0.0000000000000000000000000000010000000031710769, tiny_scalbn=0.0000000000000000000000000000010000000031710769, tiny_sqrt=0.0000000000000000000000000000010000000031710769, two24_pow=16777216, two25_scalbn=33554432, two_pow=2.0, twom25_scalbn=0.000000029802322387695312, x=-1.0, y=NaN, Zero_fmod={2:0}, zero_pow=0.0] [L601] COND TRUE x != 1.0f VAL [bp_pow={7:0}, cp=0.9617919921875, cp=0.9617967009544373, cp=0.000004701738362200558, dp_h_pow={-2147483645:0}, dp_l_pow={1:0}, huge_pow=1000000015047466200000000000000, huge_scalbn=1000000015047466200000000000000, ivln2_h_pow=1.44268798828125, ivln2_l_pow=0.000007052607543300837, ivln2_pow=1.4426950216293335, L1_pow=0.6000000238418579, L2_pow=0.4285714328289032, L3_pow=0.3333333432674408, L4_pow=0.2727281153202057, L5_pow=0.23066075146198273, L6_pow=0.20697501301765442, lg2_h_pow=0.693145751953125, lg2_l_pow=0.0000014286065379565116, lg2_pow=0.6931471824645996, one_fmod=1.0, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000004299566569443414, P1_pow=0.1666666716337204, P2_pow=-0.0027777778450399637, P3_pow=0.0000661375597701408, P4_pow=-0.0000016533901998627698, P5_pow=0.00000004138136944220605, tiny_pow=0.0000000000000000000000000000010000000031710769, tiny_scalbn=0.0000000000000000000000000000010000000031710769, tiny_sqrt=0.0000000000000000000000000000010000000031710769, two24_pow=16777216, two25_scalbn=33554432, two_pow=2.0, twom25_scalbn=0.000000029802322387695312, x=-1.0, y=NaN, Zero_fmod={2:0}, zero_pow=0.0] [L603] CALL, EXPR __ieee754_powf(x, y) VAL [\old(x)=-1.0, \old(y)=NaN, bp_pow={7:0}, cp=0.9617919921875, cp=0.000004701738362200558, cp=0.9617967009544373, dp_h_pow={-2147483645:0}, dp_l_pow={1:0}, huge_pow=1000000015047466200000000000000, huge_scalbn=1000000015047466200000000000000, ivln2_h_pow=1.44268798828125, ivln2_l_pow=0.000007052607543300837, ivln2_pow=1.4426950216293335, L1_pow=0.6000000238418579, L2_pow=0.4285714328289032, L3_pow=0.3333333432674408, L4_pow=0.2727281153202057, L5_pow=0.23066075146198273, L6_pow=0.20697501301765442, lg2_h_pow=0.693145751953125, lg2_l_pow=0.0000014286065379565116, lg2_pow=0.6931471824645996, one_fmod=1.0, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000004299566569443414, P1_pow=0.1666666716337204, P2_pow=-0.0027777778450399637, P3_pow=0.0000661375597701408, P4_pow=-0.0000016533901998627698, P5_pow=0.00000004138136944220605, tiny_pow=0.0000000000000000000000000000010000000031710769, tiny_scalbn=0.0000000000000000000000000000010000000031710769, tiny_sqrt=0.0000000000000000000000000000010000000031710769, two24_pow=16777216, two25_scalbn=33554432, two_pow=2.0, twom25_scalbn=0.000000029802322387695312, Zero_fmod={2:0}, zero_pow=0.0] [L296] float z, ax, z_h, z_l, p_h, p_l; [L297] float y1, t1, t2, r, s, t, u, v, w; [L298] __int32_t i, j, k, yisint, n; [L299] __int32_t hx, hy, ix, iy, is; VAL [\old(x)=-1.0, \old(y)=NaN, bp_pow={7:0}, cp=0.9617967009544373, cp=0.9617919921875, cp=0.000004701738362200558, dp_h_pow={-2147483645:0}, dp_l_pow={1:0}, huge_pow=1000000015047466200000000000000, huge_scalbn=1000000015047466200000000000000, ivln2_h_pow=1.44268798828125, ivln2_l_pow=0.000007052607543300837, ivln2_pow=1.4426950216293335, L1_pow=0.6000000238418579, L2_pow=0.4285714328289032, L3_pow=0.3333333432674408, L4_pow=0.2727281153202057, L5_pow=0.23066075146198273, L6_pow=0.20697501301765442, lg2_h_pow=0.693145751953125, lg2_l_pow=0.0000014286065379565116, lg2_pow=0.6931471824645996, one_fmod=1.0, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000004299566569443414, P1_pow=0.1666666716337204, P2_pow=-0.0027777778450399637, P3_pow=0.0000661375597701408, P4_pow=-0.0000016533901998627698, P5_pow=0.00000004138136944220605, tiny_pow=0.0000000000000000000000000000010000000031710769, tiny_scalbn=0.0000000000000000000000000000010000000031710769, tiny_sqrt=0.0000000000000000000000000000010000000031710769, two24_pow=16777216, two25_scalbn=33554432, two_pow=2.0, twom25_scalbn=0.000000029802322387695312, x=-1.0, y=NaN, Zero_fmod={2:0}, zero_pow=0.0] [L302] ieee_float_shape_type gf_u; [L303] gf_u.value = (x) [L304] EXPR gf_u.word [L304] (hx) = gf_u.word [L307] ieee_float_shape_type gf_u; [L308] gf_u.value = (y) [L309] EXPR gf_u.word [L309] (hy) = gf_u.word [L311] ix = hx & 0x7fffffff [L312] iy = hy & 0x7fffffff VAL [\old(x)=-1.0, \old(y)=NaN, bp_pow={7:0}, cp=0.000004701738362200558, cp=0.9617919921875, cp=0.9617967009544373, dp_h_pow={-2147483645:0}, dp_l_pow={1:0}, huge_pow=1000000015047466200000000000000, huge_scalbn=1000000015047466200000000000000, hx=-1082130432, hy=2143289344, ivln2_h_pow=1.44268798828125, ivln2_l_pow=0.000007052607543300837, ivln2_pow=1.4426950216293335, ix=1065353216, iy=2143289344, L1_pow=0.6000000238418579, L2_pow=0.4285714328289032, L3_pow=0.3333333432674408, L4_pow=0.2727281153202057, L5_pow=0.23066075146198273, L6_pow=0.20697501301765442, lg2_h_pow=0.693145751953125, lg2_l_pow=0.0000014286065379565116, lg2_pow=0.6931471824645996, one_fmod=1.0, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000004299566569443414, P1_pow=0.1666666716337204, P2_pow=-0.0027777778450399637, P3_pow=0.0000661375597701408, P4_pow=-0.0000016533901998627698, P5_pow=0.00000004138136944220605, tiny_pow=0.0000000000000000000000000000010000000031710769, tiny_scalbn=0.0000000000000000000000000000010000000031710769, tiny_sqrt=0.0000000000000000000000000000010000000031710769, two24_pow=16777216, two25_scalbn=33554432, two_pow=2.0, twom25_scalbn=0.000000029802322387695312, x=-1.0, y=NaN, Zero_fmod={2:0}, zero_pow=0.0] [L314] COND FALSE !(((iy) == 0)) VAL [\old(x)=-1.0, \old(y)=NaN, bp_pow={7:0}, cp=0.000004701738362200558, cp=0.9617919921875, cp=0.9617967009544373, dp_h_pow={-2147483645:0}, dp_l_pow={1:0}, huge_pow=1000000015047466200000000000000, huge_scalbn=1000000015047466200000000000000, hx=-1082130432, hy=2143289344, ivln2_h_pow=1.44268798828125, ivln2_l_pow=0.000007052607543300837, ivln2_pow=1.4426950216293335, ix=1065353216, iy=2143289344, L1_pow=0.6000000238418579, L2_pow=0.4285714328289032, L3_pow=0.3333333432674408, L4_pow=0.2727281153202057, L5_pow=0.23066075146198273, L6_pow=0.20697501301765442, lg2_h_pow=0.693145751953125, lg2_l_pow=0.0000014286065379565116, lg2_pow=0.6931471824645996, one_fmod=1.0, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000004299566569443414, P1_pow=0.1666666716337204, P2_pow=-0.0027777778450399637, P3_pow=0.0000661375597701408, P4_pow=-0.0000016533901998627698, P5_pow=0.00000004138136944220605, tiny_pow=0.0000000000000000000000000000010000000031710769, tiny_scalbn=0.0000000000000000000000000000010000000031710769, tiny_sqrt=0.0000000000000000000000000000010000000031710769, two24_pow=16777216, two25_scalbn=33554432, two_pow=2.0, twom25_scalbn=0.000000029802322387695312, x=-1.0, y=NaN, Zero_fmod={2:0}, zero_pow=0.0] [L317] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) VAL [\old(x)=-1.0, \old(y)=NaN, bp_pow={7:0}, cp=0.000004701738362200558, cp=0.9617919921875, cp=0.9617967009544373, dp_h_pow={-2147483645:0}, dp_l_pow={1:0}, huge_pow=1000000015047466200000000000000, huge_scalbn=1000000015047466200000000000000, hx=-1082130432, hy=2143289344, ivln2_h_pow=1.44268798828125, ivln2_l_pow=0.000007052607543300837, ivln2_pow=1.4426950216293335, ix=1065353216, iy=2143289344, L1_pow=0.6000000238418579, L2_pow=0.4285714328289032, L3_pow=0.3333333432674408, L4_pow=0.2727281153202057, L5_pow=0.23066075146198273, L6_pow=0.20697501301765442, lg2_h_pow=0.693145751953125, lg2_l_pow=0.0000014286065379565116, lg2_pow=0.6931471824645996, one_fmod=1.0, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000004299566569443414, P1_pow=0.1666666716337204, P2_pow=-0.0027777778450399637, P3_pow=0.0000661375597701408, P4_pow=-0.0000016533901998627698, P5_pow=0.00000004138136944220605, tiny_pow=0.0000000000000000000000000000010000000031710769, tiny_scalbn=0.0000000000000000000000000000010000000031710769, tiny_sqrt=0.0000000000000000000000000000010000000031710769, two24_pow=16777216, two25_scalbn=33554432, two_pow=2.0, twom25_scalbn=0.000000029802322387695312, x=-1.0, y=NaN, Zero_fmod={2:0}, zero_pow=0.0] [L318] COND TRUE ix == 0x3f800000 [L319] return one_pow; VAL [\old(x)=-1.0, \old(y)=NaN, \result=1.0, bp_pow={7:0}, cp=0.9617919921875, cp=0.000004701738362200558, cp=0.9617967009544373, dp_h_pow={-2147483645:0}, dp_l_pow={1:0}, huge_pow=1000000015047466200000000000000, huge_scalbn=1000000015047466200000000000000, hx=-1082130432, hy=2143289344, ivln2_h_pow=1.44268798828125, ivln2_l_pow=0.000007052607543300837, ivln2_pow=1.4426950216293335, ix=1065353216, iy=2143289344, L1_pow=0.6000000238418579, L2_pow=0.4285714328289032, L3_pow=0.3333333432674408, L4_pow=0.2727281153202057, L5_pow=0.23066075146198273, L6_pow=0.20697501301765442, lg2_h_pow=0.693145751953125, lg2_l_pow=0.0000014286065379565116, lg2_pow=0.6931471824645996, one_fmod=1.0, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000004299566569443414, P1_pow=0.1666666716337204, P2_pow=-0.0027777778450399637, P3_pow=0.0000661375597701408, P4_pow=-0.0000016533901998627698, P5_pow=0.00000004138136944220605, tiny_pow=0.0000000000000000000000000000010000000031710769, tiny_scalbn=0.0000000000000000000000000000010000000031710769, tiny_sqrt=0.0000000000000000000000000000010000000031710769, two24_pow=16777216, two25_scalbn=33554432, two_pow=2.0, twom25_scalbn=0.000000029802322387695312, x=-1.0, y=NaN, Zero_fmod={2:0}, zero_pow=0.0] [L603] RET, EXPR __ieee754_powf(x, y) VAL [__ieee754_powf(x, y)=1.0, bp_pow={7:0}, cp=0.9617919921875, cp=0.9617967009544373, cp=0.000004701738362200558, dp_h_pow={-2147483645:0}, dp_l_pow={1:0}, huge_pow=1000000015047466200000000000000, huge_scalbn=1000000015047466200000000000000, ivln2_h_pow=1.44268798828125, ivln2_l_pow=0.000007052607543300837, ivln2_pow=1.4426950216293335, L1_pow=0.6000000238418579, L2_pow=0.4285714328289032, L3_pow=0.3333333432674408, L4_pow=0.2727281153202057, L5_pow=0.23066075146198273, L6_pow=0.20697501301765442, lg2_h_pow=0.693145751953125, lg2_l_pow=0.0000014286065379565116, lg2_pow=0.6931471824645996, one_fmod=1.0, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000004299566569443414, P1_pow=0.1666666716337204, P2_pow=-0.0027777778450399637, P3_pow=0.0000661375597701408, P4_pow=-0.0000016533901998627698, P5_pow=0.00000004138136944220605, tiny_pow=0.0000000000000000000000000000010000000031710769, tiny_scalbn=0.0000000000000000000000000000010000000031710769, tiny_sqrt=0.0000000000000000000000000000010000000031710769, two24_pow=16777216, two25_scalbn=33554432, two_pow=2.0, twom25_scalbn=0.000000029802322387695312, x=-1.0, y=NaN, Zero_fmod={2:0}, zero_pow=0.0] [L603] float res = __ieee754_powf(x, y); [L606] CALL, EXPR isnan_float(res) VAL [\old(x)=1.0, bp_pow={7:0}, cp=0.9617919921875, cp=0.9617967009544373, cp=0.000004701738362200558, dp_h_pow={-2147483645:0}, dp_l_pow={1:0}, huge_pow=1000000015047466200000000000000, huge_scalbn=1000000015047466200000000000000, ivln2_h_pow=1.44268798828125, ivln2_l_pow=0.000007052607543300837, ivln2_pow=1.4426950216293335, L1_pow=0.6000000238418579, L2_pow=0.4285714328289032, L3_pow=0.3333333432674408, L4_pow=0.2727281153202057, L5_pow=0.23066075146198273, L6_pow=0.20697501301765442, lg2_h_pow=0.693145751953125, lg2_l_pow=0.0000014286065379565116, lg2_pow=0.6931471824645996, one_fmod=1.0, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000004299566569443414, P1_pow=0.1666666716337204, P2_pow=-0.0027777778450399637, P3_pow=0.0000661375597701408, P4_pow=-0.0000016533901998627698, P5_pow=0.00000004138136944220605, tiny_pow=0.0000000000000000000000000000010000000031710769, tiny_scalbn=0.0000000000000000000000000000010000000031710769, tiny_sqrt=0.0000000000000000000000000000010000000031710769, two24_pow=16777216, two25_scalbn=33554432, two_pow=2.0, twom25_scalbn=0.000000029802322387695312, Zero_fmod={2:0}, zero_pow=0.0] [L587] return x != x; VAL [\old(x)=1.0, \result=0, bp_pow={7:0}, cp=0.000004701738362200558, cp=0.9617919921875, cp=0.9617967009544373, dp_h_pow={-2147483645:0}, dp_l_pow={1:0}, huge_pow=1000000015047466200000000000000, huge_scalbn=1000000015047466200000000000000, ivln2_h_pow=1.44268798828125, ivln2_l_pow=0.000007052607543300837, ivln2_pow=1.4426950216293335, L1_pow=0.6000000238418579, L2_pow=0.4285714328289032, L3_pow=0.3333333432674408, L4_pow=0.2727281153202057, L5_pow=0.23066075146198273, L6_pow=0.20697501301765442, lg2_h_pow=0.693145751953125, lg2_l_pow=0.0000014286065379565116, lg2_pow=0.6931471824645996, one_fmod=1.0, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000004299566569443414, P1_pow=0.1666666716337204, P2_pow=-0.0027777778450399637, P3_pow=0.0000661375597701408, P4_pow=-0.0000016533901998627698, P5_pow=0.00000004138136944220605, tiny_pow=0.0000000000000000000000000000010000000031710769, tiny_scalbn=0.0000000000000000000000000000010000000031710769, tiny_sqrt=0.0000000000000000000000000000010000000031710769, two24_pow=16777216, two25_scalbn=33554432, two_pow=2.0, twom25_scalbn=0.000000029802322387695312, x=1.0, Zero_fmod={2:0}, zero_pow=0.0] [L606] RET, EXPR isnan_float(res) VAL [bp_pow={7:0}, cp=0.9617919921875, cp=0.9617967009544373, cp=0.000004701738362200558, dp_h_pow={-2147483645:0}, dp_l_pow={1:0}, huge_pow=1000000015047466200000000000000, huge_scalbn=1000000015047466200000000000000, isnan_float(res)=0, ivln2_h_pow=1.44268798828125, ivln2_l_pow=0.000007052607543300837, ivln2_pow=1.4426950216293335, L1_pow=0.6000000238418579, L2_pow=0.4285714328289032, L3_pow=0.3333333432674408, L4_pow=0.2727281153202057, L5_pow=0.23066075146198273, L6_pow=0.20697501301765442, lg2_h_pow=0.693145751953125, lg2_l_pow=0.0000014286065379565116, lg2_pow=0.6931471824645996, one_fmod=1.0, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000004299566569443414, P1_pow=0.1666666716337204, P2_pow=-0.0027777778450399637, P3_pow=0.0000661375597701408, P4_pow=-0.0000016533901998627698, P5_pow=0.00000004138136944220605, res=1.0, tiny_pow=0.0000000000000000000000000000010000000031710769, tiny_scalbn=0.0000000000000000000000000000010000000031710769, tiny_sqrt=0.0000000000000000000000000000010000000031710769, two24_pow=16777216, two25_scalbn=33554432, two_pow=2.0, twom25_scalbn=0.000000029802322387695312, x=-1.0, y=NaN, Zero_fmod={2:0}, zero_pow=0.0] [L606] COND TRUE !isnan_float(res) [L607] __VERIFIER_error() VAL [bp_pow={7:0}, cp=0.000004701738362200558, cp=0.9617919921875, cp=0.9617967009544373, dp_h_pow={-2147483645:0}, dp_l_pow={1:0}, huge_pow=1000000015047466200000000000000, huge_scalbn=1000000015047466200000000000000, ivln2_h_pow=1.44268798828125, ivln2_l_pow=0.000007052607543300837, ivln2_pow=1.4426950216293335, L1_pow=0.6000000238418579, L2_pow=0.4285714328289032, L3_pow=0.3333333432674408, L4_pow=0.2727281153202057, L5_pow=0.23066075146198273, L6_pow=0.20697501301765442, lg2_h_pow=0.693145751953125, lg2_l_pow=0.0000014286065379565116, lg2_pow=0.6931471824645996, one_fmod=1.0, one_pow=1.0, one_sqrt=1.0, ovt_pow=0.00000004299566569443414, P1_pow=0.1666666716337204, P2_pow=-0.0027777778450399637, P3_pow=0.0000661375597701408, P4_pow=-0.0000016533901998627698, P5_pow=0.00000004138136944220605, res=1.0, tiny_pow=0.0000000000000000000000000000010000000031710769, tiny_scalbn=0.0000000000000000000000000000010000000031710769, tiny_sqrt=0.0000000000000000000000000000010000000031710769, two24_pow=16777216, two25_scalbn=33554432, two_pow=2.0, twom25_scalbn=0.000000029802322387695312, x=-1.0, y=NaN, Zero_fmod={2:0}, zero_pow=0.0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 215 locations, 1 error locations. UNSAFE Result, 4.9s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 3.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 513 SDtfs, 340 SDslu, 921 SDs, 0 SdLazy, 119 SolverSat, 6 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=215occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 44 ConstructedInterpolants, 3 QuantifiedInterpolants, 2741 SizeOfPredicates, 4 NumberOfNonLiveVariables, 420 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...