./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 873a52cd9da07923b033dc81bcbee63b58583ce3 ............................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 873a52cd9da07923b033dc81bcbee63b58583ce3 ........................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 07:53:56,049 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 07:53:56,051 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 07:53:56,065 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 07:53:56,065 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 07:53:56,067 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 07:53:56,068 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 07:53:56,070 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 07:53:56,072 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 07:53:56,073 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 07:53:56,074 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 07:53:56,075 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 07:53:56,076 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 07:53:56,077 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 07:53:56,079 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 07:53:56,080 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 07:53:56,080 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 07:53:56,083 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 07:53:56,086 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 07:53:56,088 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 07:53:56,089 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 07:53:56,090 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 07:53:56,093 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 07:53:56,093 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 07:53:56,094 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 07:53:56,095 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 07:53:56,096 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 07:53:56,097 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 07:53:56,098 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 07:53:56,100 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 07:53:56,100 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 07:53:56,101 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 07:53:56,101 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 07:53:56,101 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 07:53:56,102 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 07:53:56,103 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 07:53:56,103 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 07:53:56,121 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 07:53:56,121 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 07:53:56,122 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 07:53:56,122 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 07:53:56,122 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 07:53:56,123 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 07:53:56,123 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 07:53:56,124 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 07:53:56,124 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 07:53:56,124 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 07:53:56,124 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 07:53:56,124 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 07:53:56,124 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 07:53:56,125 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 07:53:56,125 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 07:53:56,125 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 07:53:56,125 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 07:53:56,125 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 07:53:56,125 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 07:53:56,127 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 07:53:56,127 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 07:53:56,127 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 07:53:56,128 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 07:53:56,128 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 07:53:56,128 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 07:53:56,128 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 07:53:56,128 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 07:53:56,129 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 07:53:56,130 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer 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 -> 873a52cd9da07923b033dc81bcbee63b58583ce3 [2019-01-12 07:53:56,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 07:53:56,188 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 07:53:56,194 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 07:53:56,196 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 07:53:56,196 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 07:53:56,199 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2019-01-12 07:53:56,264 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b0d6164d/14b8706dde0e4e468e08fcbf9fd983ac/FLAGdd34f902b [2019-01-12 07:53:56,953 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 07:53:56,954 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2019-01-12 07:53:56,970 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b0d6164d/14b8706dde0e4e468e08fcbf9fd983ac/FLAGdd34f902b [2019-01-12 07:53:57,123 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b0d6164d/14b8706dde0e4e468e08fcbf9fd983ac [2019-01-12 07:53:57,127 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 07:53:57,129 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 07:53:57,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 07:53:57,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 07:53:57,134 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 07:53:57,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 07:53:57" (1/1) ... [2019-01-12 07:53:57,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77b9e467 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:53:57, skipping insertion in model container [2019-01-12 07:53:57,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 07:53:57" (1/1) ... [2019-01-12 07:53:57,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 07:53:57,218 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 07:53:57,686 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:845) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1678) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1321) 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:999) 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:2292) 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:666) 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:2292) 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:2292) 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:2292) 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:1483) 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:964) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1343) 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:3447) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-01-12 07:53:57,696 INFO L168 Benchmark]: Toolchain (without parser) took 567.81 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 931.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-12 07:53:57,698 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 07:53:57,699 INFO L168 Benchmark]: CACSL2BoogieTranslator took 564.71 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 931.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-12 07:53:57,702 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 564.71 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 931.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: 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:845) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-0ed9222-m [2019-01-12 07:53:59,817 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 07:53:59,819 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 07:53:59,832 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 07:53:59,832 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 07:53:59,833 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 07:53:59,835 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 07:53:59,837 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 07:53:59,839 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 07:53:59,840 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 07:53:59,841 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 07:53:59,842 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 07:53:59,842 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 07:53:59,844 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 07:53:59,845 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 07:53:59,846 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 07:53:59,847 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 07:53:59,849 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 07:53:59,852 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 07:53:59,853 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 07:53:59,855 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 07:53:59,856 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 07:53:59,859 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 07:53:59,860 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 07:53:59,860 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 07:53:59,861 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 07:53:59,863 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 07:53:59,864 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 07:53:59,864 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 07:53:59,866 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 07:53:59,866 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 07:53:59,867 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 07:53:59,868 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 07:53:59,868 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 07:53:59,869 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 07:53:59,870 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 07:53:59,871 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-12 07:53:59,887 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 07:53:59,888 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 07:53:59,889 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 07:53:59,889 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 07:53:59,889 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 07:53:59,890 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 07:53:59,890 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 07:53:59,890 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 07:53:59,890 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 07:53:59,891 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 07:53:59,892 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 07:53:59,892 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 07:53:59,892 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-12 07:53:59,892 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-12 07:53:59,893 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 07:53:59,893 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 07:53:59,893 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 07:53:59,893 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 07:53:59,893 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 07:53:59,894 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 07:53:59,895 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 07:53:59,895 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 07:53:59,895 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 07:53:59,896 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 07:53:59,896 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 07:53:59,896 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 07:53:59,897 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-12 07:53:59,897 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 07:53:59,897 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-12 07:53:59,897 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-12 07:53:59,897 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer 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 -> 873a52cd9da07923b033dc81bcbee63b58583ce3 [2019-01-12 07:53:59,942 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 07:53:59,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 07:53:59,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 07:53:59,961 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 07:53:59,961 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 07:53:59,962 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2019-01-12 07:54:00,027 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f8a0b46/bdf412c0c9f84fba96e4e06de8563ec6/FLAGfc0bb8404 [2019-01-12 07:54:00,589 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 07:54:00,590 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/floats-cbmc-regression/float-flags-simp1_true-unreach-call.i [2019-01-12 07:54:00,615 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f8a0b46/bdf412c0c9f84fba96e4e06de8563ec6/FLAGfc0bb8404 [2019-01-12 07:54:00,807 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f8a0b46/bdf412c0c9f84fba96e4e06de8563ec6 [2019-01-12 07:54:00,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 07:54:00,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 07:54:00,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 07:54:00,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 07:54:00,819 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 07:54:00,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 07:54:00" (1/1) ... [2019-01-12 07:54:00,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@436fcec2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:54:00, skipping insertion in model container [2019-01-12 07:54:00,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 07:54:00" (1/1) ... [2019-01-12 07:54:00,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 07:54:00,894 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 07:54:01,567 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation signbit at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1098) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1678) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1321) 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:999) 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:2292) 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:2292) 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:2292) 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:1483) 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:964) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1343) 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:3447) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-01-12 07:54:01,575 INFO L168 Benchmark]: Toolchain (without parser) took 763.32 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-01-12 07:54:01,578 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 07:54:01,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 759.90 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-01-12 07:54:01,582 INFO L336 ainManager$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 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 759.90 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.8 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: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation signbit: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1098) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...