./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/floor_nondet_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_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/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 0d89cc308ac68f672ab937c918a6b4b1600defdc ......................................................................................................................................................................................... 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_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/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 0d89cc308ac68f672ab937c918a6b4b1600defdc ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:35:56,675 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:35:56,676 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:35:56,684 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:35:56,684 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:35:56,685 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:35:56,685 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:35:56,687 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:35:56,688 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:35:56,688 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:35:56,689 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:35:56,689 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:35:56,690 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:35:56,690 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:35:56,691 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:35:56,692 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:35:56,692 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:35:56,693 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:35:56,695 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:35:56,696 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:35:56,697 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:35:56,697 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:35:56,699 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:35:56,699 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:35:56,699 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:35:56,700 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:35:56,700 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:35:56,701 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:35:56,702 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:35:56,702 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:35:56,703 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:35:56,703 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:35:56,703 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:35:56,703 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:35:56,704 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:35:56,704 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:35:56,705 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 10:35:56,714 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:35:56,715 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:35:56,715 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:35:56,715 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 10:35:56,715 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 10:35:56,715 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 10:35:56,716 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 10:35:56,716 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 10:35:56,716 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 10:35:56,716 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 10:35:56,716 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 10:35:56,716 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 10:35:56,716 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 10:35:56,717 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:35:56,717 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:35:56,717 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:35:56,717 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:35:56,717 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:35:56,717 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:35:56,718 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:35:56,718 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:35:56,718 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:35:56,718 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:35:56,718 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:35:56,718 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:35:56,718 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:35:56,718 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:35:56,719 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:35:56,719 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:35:56,719 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:35:56,719 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:35:56,719 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:35:56,719 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:35:56,719 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 10:35:56,719 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:35:56,719 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:35:56,719 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 10:35:56,719 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_23b43a8a-1968-405d-97bb-49ab56b6c393/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 -> 0d89cc308ac68f672ab937c918a6b4b1600defdc [2018-11-18 10:35:56,740 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:35:56,748 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:35:56,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:35:56,751 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:35:56,751 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:35:56,751 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i [2018-11-18 10:35:56,786 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/data/30b0a379a/c721bc2a2d80424aaac43ebd5809a3bf/FLAG8af63412f [2018-11-18 10:35:57,259 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:35:57,260 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i [2018-11-18 10:35:57,268 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/data/30b0a379a/c721bc2a2d80424aaac43ebd5809a3bf/FLAG8af63412f [2018-11-18 10:35:57,767 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/data/30b0a379a/c721bc2a2d80424aaac43ebd5809a3bf [2018-11-18 10:35:57,769 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:35:57,770 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:35:57,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:35:57,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:35:57,774 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:35:57,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:35:57" (1/1) ... [2018-11-18 10:35:57,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b29fef4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:35:57, skipping insertion in model container [2018-11-18 10:35:57,777 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:35:57" (1/1) ... [2018-11-18 10:35:57,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:35:57,813 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:35:58,099 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: isinf 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: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.result.ExpressionResultTransformer.dispatchDecaySwitchToRValueFunctionArgument(ExpressionResultTransformer.java:113) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleVerifierAssume(StandardFunctionHandler.java:1270) 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:1253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 10:35:58,102 INFO L168 Benchmark]: Toolchain (without parser) took 332.17 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 939.2 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-18 10:35:58,103 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:35:58,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 330.43 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 939.2 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-18 10:35:58,105 INFO L336 ainManager$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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 330.43 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 939.2 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 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: isinf de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isinf: 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 10:35:59,358 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:35:59,360 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:35:59,368 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:35:59,368 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:35:59,369 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:35:59,370 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:35:59,371 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:35:59,372 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:35:59,373 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:35:59,373 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:35:59,373 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:35:59,374 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:35:59,375 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:35:59,375 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:35:59,376 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:35:59,376 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:35:59,378 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:35:59,379 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:35:59,380 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:35:59,380 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:35:59,381 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:35:59,383 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:35:59,383 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:35:59,383 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:35:59,384 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:35:59,384 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:35:59,385 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:35:59,386 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:35:59,386 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:35:59,386 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:35:59,387 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:35:59,387 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:35:59,387 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:35:59,388 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:35:59,388 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:35:59,389 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 10:35:59,398 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:35:59,399 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:35:59,399 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:35:59,399 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 10:35:59,399 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 10:35:59,400 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 10:35:59,400 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 10:35:59,400 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 10:35:59,400 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 10:35:59,400 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 10:35:59,401 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:35:59,401 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:35:59,401 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:35:59,401 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:35:59,401 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:35:59,401 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:35:59,402 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:35:59,402 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 10:35:59,402 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 10:35:59,402 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:35:59,402 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:35:59,402 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:35:59,402 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:35:59,402 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:35:59,403 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:35:59,403 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:35:59,403 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:35:59,403 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:35:59,403 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:35:59,403 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:35:59,403 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:35:59,404 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 10:35:59,404 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:35:59,404 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 10:35:59,404 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 10:35:59,404 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_23b43a8a-1968-405d-97bb-49ab56b6c393/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 -> 0d89cc308ac68f672ab937c918a6b4b1600defdc [2018-11-18 10:35:59,435 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:35:59,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:35:59,447 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:35:59,448 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:35:59,449 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:35:59,449 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i [2018-11-18 10:35:59,494 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/data/8a198824d/f9fe2743cda141a49a532f3cad080be1/FLAG04167e3e9 [2018-11-18 10:35:59,950 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:35:59,951 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i [2018-11-18 10:35:59,959 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/data/8a198824d/f9fe2743cda141a49a532f3cad080be1/FLAG04167e3e9 [2018-11-18 10:36:00,468 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_23b43a8a-1968-405d-97bb-49ab56b6c393/bin-2019/utaipan/data/8a198824d/f9fe2743cda141a49a532f3cad080be1 [2018-11-18 10:36:00,470 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:36:00,471 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:36:00,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:36:00,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:36:00,474 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:36:00,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:36:00" (1/1) ... [2018-11-18 10:36:00,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13f4c024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:00, skipping insertion in model container [2018-11-18 10:36:00,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:36:00" (1/1) ... [2018-11-18 10:36:00,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:36:00,514 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:36:00,817 ERROR L311 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: fegetround [2018-11-18 10:36:00,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@682d6046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:00, skipping insertion in model container [2018-11-18 10:36:00,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:36:00,818 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-11-18 10:36:00,818 INFO L168 Benchmark]: Toolchain (without parser) took 347.90 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 928.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:36:00,819 INFO L168 Benchmark]: CDTParser took 0.18 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 10:36:00,820 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.01 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 928.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:36:00,821 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 346.01 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 928.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1001]: Unsupported Syntax Unsupported function from math.h: fegetround RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...