./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/round_nondet_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/round_nondet_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/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 8a76e3927925027eebc71c191f4bbe5e471ab6a6 ........................................................................................................................................................................ 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_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/round_nondet_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/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 8a76e3927925027eebc71c191f4bbe5e471ab6a6 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:38:16,144 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:38:16,145 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:38:16,153 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:38:16,153 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:38:16,153 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:38:16,154 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:38:16,155 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:38:16,156 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:38:16,157 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:38:16,158 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:38:16,158 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:38:16,159 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:38:16,159 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:38:16,160 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:38:16,161 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:38:16,161 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:38:16,162 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:38:16,164 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:38:16,165 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:38:16,165 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:38:16,166 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:38:16,168 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:38:16,168 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:38:16,168 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:38:16,169 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:38:16,170 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:38:16,170 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:38:16,171 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:38:16,171 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:38:16,172 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:38:16,172 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:38:16,172 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:38:16,172 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:38:16,173 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:38:16,174 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:38:16,174 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 04:38:16,184 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:38:16,184 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:38:16,185 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:38:16,185 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 04:38:16,185 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 04:38:16,185 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 04:38:16,185 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 04:38:16,185 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 04:38:16,186 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 04:38:16,186 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 04:38:16,186 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 04:38:16,186 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:38:16,186 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:38:16,187 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:38:16,187 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:38:16,187 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:38:16,187 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:38:16,187 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:38:16,187 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:38:16,187 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:38:16,188 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:38:16,188 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:38:16,188 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:38:16,188 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:38:16,188 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:38:16,188 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:38:16,188 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:38:16,189 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:38:16,189 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:38:16,189 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:38:16,189 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 04:38:16,189 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:38:16,189 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:38:16,189 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 04:38:16,189 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_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/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 -> 8a76e3927925027eebc71c191f4bbe5e471ab6a6 [2018-11-10 04:38:16,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:38:16,221 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:38:16,224 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:38:16,224 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:38:16,225 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:38:16,225 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/round_nondet_true-unreach-call.i [2018-11-10 04:38:16,262 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/data/8ea7c7f00/5312cbdf85fa4b689640a329537b5d2d/FLAG972650964 [2018-11-10 04:38:16,647 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:38:16,648 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/sv-benchmarks/c/floats-esbmc-regression/round_nondet_true-unreach-call.i [2018-11-10 04:38:16,656 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/data/8ea7c7f00/5312cbdf85fa4b689640a329537b5d2d/FLAG972650964 [2018-11-10 04:38:16,664 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/data/8ea7c7f00/5312cbdf85fa4b689640a329537b5d2d [2018-11-10 04:38:16,666 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:38:16,667 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:38:16,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:38:16,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:38:16,670 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:38:16,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:38:16" (1/1) ... [2018-11-10 04:38:16,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f18886d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:38:16, skipping insertion in model container [2018-11-10 04:38:16,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:38:16" (1/1) ... [2018-11-10 04:38:16,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:38:16,715 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:38:16,978 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:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1349) 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:995) 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:2169) 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:2169) 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:1053) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1349) 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:1300) 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:960) 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:364) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1371) 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:3316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2119) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:537) 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:188) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 04:38:16,981 INFO L168 Benchmark]: Toolchain (without parser) took 314.26 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 937.7 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:38:16,982 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:38:16,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 312.68 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 937.7 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:38:16,984 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 312.68 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 937.7 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 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 0.1.23-1dbac8b [2018-11-10 04:38:18,183 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:38:18,184 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:38:18,191 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:38:18,191 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:38:18,192 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:38:18,193 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:38:18,194 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:38:18,195 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:38:18,196 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:38:18,196 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:38:18,196 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:38:18,197 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:38:18,198 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:38:18,199 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:38:18,199 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:38:18,200 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:38:18,201 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:38:18,203 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:38:18,204 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:38:18,205 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:38:18,206 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:38:18,208 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:38:18,208 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:38:18,208 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:38:18,209 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:38:18,210 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:38:18,210 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:38:18,211 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:38:18,212 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:38:18,212 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:38:18,213 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:38:18,213 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:38:18,213 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:38:18,214 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:38:18,214 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:38:18,214 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 04:38:18,225 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:38:18,225 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:38:18,226 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:38:18,226 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 04:38:18,226 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 04:38:18,227 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 04:38:18,227 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 04:38:18,227 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 04:38:18,227 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:38:18,227 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:38:18,227 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:38:18,228 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:38:18,228 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:38:18,228 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:38:18,228 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:38:18,228 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 04:38:18,228 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 04:38:18,228 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:38:18,228 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:38:18,229 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:38:18,229 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:38:18,229 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:38:18,229 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:38:18,229 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:38:18,229 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:38:18,229 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:38:18,229 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:38:18,229 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:38:18,229 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 04:38:18,230 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:38:18,230 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 04:38:18,231 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 04:38:18,232 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_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/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 -> 8a76e3927925027eebc71c191f4bbe5e471ab6a6 [2018-11-10 04:38:18,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:38:18,267 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:38:18,269 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:38:18,270 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:38:18,270 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:38:18,270 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/round_nondet_true-unreach-call.i [2018-11-10 04:38:18,305 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/data/7674c9be7/02cd431a432946ccad36060003bda991/FLAGa75d7e2cc [2018-11-10 04:38:18,754 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:38:18,755 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/sv-benchmarks/c/floats-esbmc-regression/round_nondet_true-unreach-call.i [2018-11-10 04:38:18,764 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/data/7674c9be7/02cd431a432946ccad36060003bda991/FLAGa75d7e2cc [2018-11-10 04:38:18,772 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_41d0edc9-a30c-4c42-9cf8-5f3bee8f2582/bin-2019/utaipan/data/7674c9be7/02cd431a432946ccad36060003bda991 [2018-11-10 04:38:18,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:38:18,776 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:38:18,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:38:18,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:38:18,780 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:38:18,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:38:18" (1/1) ... [2018-11-10 04:38:18,782 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72750bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:38:18, skipping insertion in model container [2018-11-10 04:38:18,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:38:18" (1/1) ... [2018-11-10 04:38:18,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:38:18,820 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:38:19,131 WARN L309 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: fegetround [2018-11-10 04:38:19,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22f83395 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:38:19, skipping insertion in model container [2018-11-10 04:38:19,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:38:19,132 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-11-10 04:38:19,133 INFO L168 Benchmark]: Toolchain (without parser) took 356.99 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 927.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:38:19,134 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-11-10 04:38:19,134 INFO L168 Benchmark]: CACSL2BoogieTranslator took 354.89 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 927.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:38:19,136 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 354.89 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 927.7 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...