./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float_lib1_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float_lib1_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/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 0be25709a60e73acabbfb0ee3580c2fb413a1ff0 ....................................................................................................................................................................................... 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_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float_lib1_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/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 0be25709a60e73acabbfb0ee3580c2fb413a1ff0 .............................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort FloatingPoint undefined --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:36:39,435 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:36:39,436 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:36:39,442 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:36:39,442 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:36:39,443 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:36:39,444 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:36:39,445 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:36:39,446 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:36:39,447 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:36:39,447 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:36:39,447 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:36:39,448 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:36:39,448 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:36:39,449 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:36:39,449 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:36:39,450 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:36:39,451 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:36:39,452 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:36:39,453 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:36:39,454 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:36:39,454 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:36:39,455 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:36:39,455 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:36:39,455 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:36:39,456 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:36:39,456 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:36:39,457 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:36:39,457 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:36:39,458 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:36:39,458 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:36:39,459 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:36:39,459 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:36:39,459 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:36:39,460 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:36:39,460 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:36:39,460 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 11:36:39,468 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:36:39,468 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:36:39,469 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:36:39,469 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 11:36:39,469 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 11:36:39,469 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 11:36:39,469 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 11:36:39,469 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 11:36:39,469 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 11:36:39,469 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 11:36:39,470 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 11:36:39,470 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 11:36:39,470 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 11:36:39,470 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:36:39,471 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:36:39,471 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:36:39,471 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:36:39,471 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:36:39,471 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:36:39,471 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:36:39,471 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:36:39,471 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:36:39,472 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:36:39,472 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:36:39,472 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:36:39,472 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:36:39,472 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 11:36:39,472 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:36:39,472 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 11:36:39,472 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 11:36:39,473 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:36:39,473 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:36:39,473 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:36:39,473 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 11:36:39,473 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:36:39,473 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:36:39,473 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 11:36:39,474 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_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/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 -> 0be25709a60e73acabbfb0ee3580c2fb413a1ff0 [2018-11-18 11:36:39,497 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:36:39,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:36:39,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:36:39,510 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:36:39,510 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:36:39,511 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/../../sv-benchmarks/c/floats-cbmc-regression/float_lib1_true-unreach-call.i [2018-11-18 11:36:39,557 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/data/4b1802297/b318cc0dc7754ebb90a2b597ee6b796f/FLAG129a94a08 [2018-11-18 11:36:40,009 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:36:40,009 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/sv-benchmarks/c/floats-cbmc-regression/float_lib1_true-unreach-call.i [2018-11-18 11:36:40,019 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/data/4b1802297/b318cc0dc7754ebb90a2b597ee6b796f/FLAG129a94a08 [2018-11-18 11:36:40,028 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/data/4b1802297/b318cc0dc7754ebb90a2b597ee6b796f [2018-11-18 11:36:40,031 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:36:40,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:36:40,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:36:40,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:36:40,034 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:36:40,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:36:40" (1/1) ... [2018-11-18 11:36:40,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bc33b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:40, skipping insertion in model container [2018-11-18 11:36:40,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:36:40" (1/1) ... [2018-11-18 11:36:40,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:36:40,071 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:36:40,357 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:838) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1298) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1302) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:994) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2129) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:661) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2129) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2129) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1464) 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:959) 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:1324) 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:3277) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2079) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:535) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 11:36:40,360 INFO L168 Benchmark]: Toolchain (without parser) took 328.73 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 945.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:36:40,361 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:36:40,361 INFO L168 Benchmark]: CACSL2BoogieTranslator took 327.01 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 945.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:36:40,363 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 327.01 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 945.8 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: floating point operation not supported in non-bitprecise translation: fpclassify de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:838) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 11:36:41,624 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:36:41,625 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:36:41,632 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:36:41,633 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:36:41,633 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:36:41,634 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:36:41,635 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:36:41,636 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:36:41,637 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:36:41,638 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:36:41,638 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:36:41,638 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:36:41,639 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:36:41,640 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:36:41,640 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:36:41,641 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:36:41,642 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:36:41,644 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:36:41,645 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:36:41,646 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:36:41,647 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:36:41,649 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:36:41,649 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:36:41,649 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:36:41,650 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:36:41,651 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:36:41,651 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:36:41,652 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:36:41,653 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:36:41,653 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:36:41,654 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:36:41,654 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:36:41,654 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:36:41,654 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:36:41,655 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:36:41,655 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 11:36:41,666 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:36:41,666 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:36:41,667 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:36:41,667 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 11:36:41,667 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 11:36:41,668 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 11:36:41,668 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 11:36:41,668 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 11:36:41,668 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 11:36:41,668 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 11:36:41,669 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:36:41,669 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:36:41,669 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:36:41,669 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:36:41,669 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:36:41,669 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:36:41,670 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:36:41,670 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 11:36:41,670 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 11:36:41,670 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:36:41,670 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:36:41,670 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:36:41,670 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:36:41,670 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:36:41,671 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 11:36:41,671 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:36:41,671 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 11:36:41,671 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 11:36:41,671 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:36:41,671 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:36:41,671 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:36:41,671 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 11:36:41,671 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:36:41,672 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 11:36:41,672 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 11:36:41,672 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_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/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 -> 0be25709a60e73acabbfb0ee3580c2fb413a1ff0 [2018-11-18 11:36:41,699 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:36:41,707 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:36:41,709 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:36:41,710 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:36:41,710 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:36:41,710 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/../../sv-benchmarks/c/floats-cbmc-regression/float_lib1_true-unreach-call.i [2018-11-18 11:36:41,745 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/data/c4d8f4a85/c6c447e50ab8422cb255b0c0248988a3/FLAG13016930d [2018-11-18 11:36:42,193 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:36:42,194 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/sv-benchmarks/c/floats-cbmc-regression/float_lib1_true-unreach-call.i [2018-11-18 11:36:42,204 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/data/c4d8f4a85/c6c447e50ab8422cb255b0c0248988a3/FLAG13016930d [2018-11-18 11:36:42,215 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/data/c4d8f4a85/c6c447e50ab8422cb255b0c0248988a3 [2018-11-18 11:36:42,217 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:36:42,218 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:36:42,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:36:42,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:36:42,222 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:36:42,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:36:42" (1/1) ... [2018-11-18 11:36:42,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bd27665 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:42, skipping insertion in model container [2018-11-18 11:36:42,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:36:42" (1/1) ... [2018-11-18 11:36:42,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:36:42,264 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:36:42,644 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:36:42,648 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:36:42,686 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:36:42,874 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:36:42,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:42 WrapperNode [2018-11-18 11:36:42,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:36:42,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:36:42,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:36:42,875 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:36:42,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:42" (1/1) ... [2018-11-18 11:36:42,891 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:42" (1/1) ... [2018-11-18 11:36:42,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:36:42,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:36:42,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:36:42,898 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:36:42,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:42" (1/1) ... [2018-11-18 11:36:42,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:42" (1/1) ... [2018-11-18 11:36:42,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:42" (1/1) ... [2018-11-18 11:36:42,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:42" (1/1) ... [2018-11-18 11:36:42,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:42" (1/1) ... [2018-11-18 11:36:42,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:42" (1/1) ... [2018-11-18 11:36:42,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:42" (1/1) ... [2018-11-18 11:36:42,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:36:42,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:36:42,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:36:42,951 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:36:42,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/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 [2018-11-18 11:36:42,983 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 11:36:42,983 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 11:36:42,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:36:42,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:36:42,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 11:36:42,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 11:36:43,160 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:36:43,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:36:43 BoogieIcfgContainer [2018-11-18 11:36:43,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:36:43,161 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 11:36:43,161 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 11:36:43,164 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 11:36:43,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 11:36:42" (1/3) ... [2018-11-18 11:36:43,165 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51755db8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:36:43, skipping insertion in model container [2018-11-18 11:36:43,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:36:42" (2/3) ... [2018-11-18 11:36:43,165 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51755db8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:36:43, skipping insertion in model container [2018-11-18 11:36:43,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:36:43" (3/3) ... [2018-11-18 11:36:43,166 INFO L112 eAbstractionObserver]: Analyzing ICFG float_lib1_true-unreach-call.i [2018-11-18 11:36:43,174 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 11:36:43,180 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 8 error locations. [2018-11-18 11:36:43,192 INFO L257 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2018-11-18 11:36:43,212 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 11:36:43,213 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 11:36:43,213 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 11:36:43,213 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 11:36:43,213 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 11:36:43,213 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 11:36:43,213 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 11:36:43,213 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 11:36:43,213 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 11:36:43,224 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2018-11-18 11:36:43,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 11:36:43,227 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:36:43,228 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:36:43,229 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:36:43,232 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:36:43,232 INFO L82 PathProgramCache]: Analyzing trace with hash -488722423, now seen corresponding path program 1 times [2018-11-18 11:36:43,235 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 11:36:43,235 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cdcd9ea9-7e3d-4185-b1f8-d56bb9f02386/bin-2019/utaipan/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 11:36:43,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:36:43,461 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 11:36:43,462 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: Indexed Sort FloatingPoint undefined at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.getSort(SortSymbol.java:177) at de.uni_freiburg.informatik.ultimate.logic.Theory.getSort(Theory.java:1243) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:287) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferSort(TermTransferrer.java:128) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferTermVariable(TermTransferrer.java:118) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convert(TermTransferrer.java:86) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.cacheConvert(TermTransformer.java:131) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.access$0(TermTransformer.java:127) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$Convert.walk(TermTransformer.java:79) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedSsaBuilder.transferToCurrentScriptIfNecessary(NestedSsaBuilder.java:515) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedSsaBuilder.buildVersion(NestedSsaBuilder.java:464) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedSsaBuilder.setCurrentVarVersion(NestedSsaBuilder.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedSsaBuilder.access$3(NestedSsaBuilder.java:435) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedSsaBuilder$VariableVersioneer.versionAssignedVars(NestedSsaBuilder.java:552) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedSsaBuilder.buildSSA(NestedSsaBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedSsaBuilder.(NestedSsaBuilder.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:276) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.(TraceCheck.java:214) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:232) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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) [2018-11-18 11:36:43,464 INFO L168 Benchmark]: Toolchain (without parser) took 1246.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 945.4 MB in the beginning and 1.1 GB in the end (delta: -157.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:36:43,466 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:36:43,466 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.84 ms. Allocated memory is still 1.0 GB. Free memory was 945.4 MB in the beginning and 838.1 MB in the end (delta: 107.4 MB). Peak memory consumption was 107.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:36:43,466 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.55 ms. Allocated memory is still 1.0 GB. Free memory was 838.1 MB in the beginning and 832.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:36:43,467 INFO L168 Benchmark]: Boogie Preprocessor took 52.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 832.7 MB in the beginning and 1.1 GB in the end (delta: -300.2 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-11-18 11:36:43,468 INFO L168 Benchmark]: RCFGBuilder took 209.78 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: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-11-18 11:36:43,468 INFO L168 Benchmark]: TraceAbstraction took 302.25 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: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:36:43,471 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 655.84 ms. Allocated memory is still 1.0 GB. Free memory was 945.4 MB in the beginning and 838.1 MB in the end (delta: 107.4 MB). Peak memory consumption was 107.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.55 ms. Allocated memory is still 1.0 GB. Free memory was 838.1 MB in the beginning and 832.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 832.7 MB in the beginning and 1.1 GB in the end (delta: -300.2 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 209.78 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: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 302.25 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: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort FloatingPoint undefined de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: Indexed Sort FloatingPoint undefined: de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...