./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/fmod2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/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 ../sv-benchmarks/c/floats-esbmc-regression/fmod2.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 3f33e4997286b8a1220e37dd20242853da524fd9 ............................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/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 ../sv-benchmarks/c/floats-esbmc-regression/fmod2.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 3f33e4997286b8a1220e37dd20242853da524fd9 ............................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-27 23:39:48,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 23:39:48,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 23:39:48,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 23:39:48,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 23:39:48,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 23:39:48,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 23:39:48,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 23:39:48,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 23:39:48,123 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 23:39:48,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 23:39:48,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 23:39:48,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 23:39:48,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 23:39:48,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 23:39:48,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 23:39:48,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 23:39:48,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 23:39:48,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 23:39:48,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 23:39:48,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 23:39:48,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 23:39:48,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 23:39:48,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 23:39:48,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 23:39:48,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 23:39:48,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 23:39:48,161 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 23:39:48,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 23:39:48,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 23:39:48,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 23:39:48,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 23:39:48,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 23:39:48,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 23:39:48,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 23:39:48,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 23:39:48,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 23:39:48,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 23:39:48,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 23:39:48,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 23:39:48,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 23:39:48,172 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 23:39:48,207 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 23:39:48,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 23:39:48,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 23:39:48,211 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 23:39:48,211 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 23:39:48,211 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 23:39:48,211 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 23:39:48,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 23:39:48,212 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 23:39:48,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 23:39:48,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 23:39:48,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 23:39:48,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 23:39:48,213 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 23:39:48,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 23:39:48,214 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 23:39:48,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 23:39:48,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 23:39:48,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 23:39:48,215 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 23:39:48,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 23:39:48,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 23:39:48,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 23:39:48,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 23:39:48,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 23:39:48,217 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 23:39:48,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 23:39:48,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 23:39:48,217 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 3f33e4997286b8a1220e37dd20242853da524fd9 [2019-11-27 23:39:48,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 23:39:48,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 23:39:48,526 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 23:39:48,527 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 23:39:48,528 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 23:39:48,529 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2019-11-27 23:39:48,603 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f43ab4f58/da568c55f61a42b4b8b3b3b24a4b8787/FLAG1dbbe0f14 [2019-11-27 23:39:49,179 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 23:39:49,180 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2019-11-27 23:39:49,203 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f43ab4f58/da568c55f61a42b4b8b3b3b24a4b8787/FLAG1dbbe0f14 [2019-11-27 23:39:49,446 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f43ab4f58/da568c55f61a42b4b8b3b3b24a4b8787 [2019-11-27 23:39:49,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 23:39:49,450 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-27 23:39:49,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 23:39:49,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 23:39:49,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 23:39:49,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:39:49" (1/1) ... [2019-11-27 23:39:49,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1af752d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:39:49, skipping insertion in model container [2019-11-27 23:39:49,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:39:49" (1/1) ... [2019-11-27 23:39:49,470 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 23:39:49,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 23:39:50,190 FATAL L? ?]: 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: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1645) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385) 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:2332) 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.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleVerifierAssume(StandardFunctionHandler.java:1617) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385) 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:1336) 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:1029) 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:1407) 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:3464) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) 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:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-27 23:39:50,200 INFO L168 Benchmark]: Toolchain (without parser) took 746.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -186.0 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2019-11-27 23:39:50,201 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:39:50,202 INFO L168 Benchmark]: CACSL2BoogieTranslator took 744.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -186.0 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2019-11-27 23:39:50,205 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 744.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -186.0 MB). Peak memory consumption was 22.5 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: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-30f4e4a [2019-11-27 23:39:51,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 23:39:51,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 23:39:51,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 23:39:51,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 23:39:52,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 23:39:52,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 23:39:52,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 23:39:52,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 23:39:52,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 23:39:52,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 23:39:52,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 23:39:52,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 23:39:52,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 23:39:52,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 23:39:52,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 23:39:52,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 23:39:52,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 23:39:52,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 23:39:52,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 23:39:52,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 23:39:52,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 23:39:52,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 23:39:52,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 23:39:52,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 23:39:52,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 23:39:52,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 23:39:52,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 23:39:52,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 23:39:52,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 23:39:52,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 23:39:52,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 23:39:52,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 23:39:52,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 23:39:52,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 23:39:52,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 23:39:52,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 23:39:52,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 23:39:52,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 23:39:52,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 23:39:52,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 23:39:52,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 23:39:52,056 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 23:39:52,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 23:39:52,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 23:39:52,058 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 23:39:52,058 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 23:39:52,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 23:39:52,059 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 23:39:52,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 23:39:52,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 23:39:52,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 23:39:52,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 23:39:52,060 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 23:39:52,061 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 23:39:52,061 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 23:39:52,061 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 23:39:52,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 23:39:52,062 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 23:39:52,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 23:39:52,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 23:39:52,063 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 23:39:52,063 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 23:39:52,063 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 23:39:52,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 23:39:52,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 23:39:52,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 23:39:52,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 23:39:52,065 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 23:39:52,065 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 23:39:52,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 23:39:52,065 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 23:39:52,066 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 3f33e4997286b8a1220e37dd20242853da524fd9 [2019-11-27 23:39:52,369 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 23:39:52,382 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 23:39:52,386 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 23:39:52,388 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 23:39:52,388 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 23:39:52,389 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2019-11-27 23:39:52,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e450c884/e7d67132464242bdb4913fa7b42e2246/FLAG0ce825b87 [2019-11-27 23:39:53,017 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 23:39:53,019 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2019-11-27 23:39:53,041 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e450c884/e7d67132464242bdb4913fa7b42e2246/FLAG0ce825b87 [2019-11-27 23:39:53,298 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e450c884/e7d67132464242bdb4913fa7b42e2246 [2019-11-27 23:39:53,302 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 23:39:53,304 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-27 23:39:53,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 23:39:53,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 23:39:53,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 23:39:53,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:39:53" (1/1) ... [2019-11-27 23:39:53,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3677c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:39:53, skipping insertion in model container [2019-11-27 23:39:53,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:39:53" (1/1) ... [2019-11-27 23:39:53,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 23:39:53,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 23:39:54,053 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation copysign at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1181) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1653) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385) 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:1324) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:249) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:2888) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2747) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2062) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1080) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1029) 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:1407) 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:3464) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) 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:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-27 23:39:54,064 INFO L168 Benchmark]: Toolchain (without parser) took 758.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -149.1 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2019-11-27 23:39:54,065 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:39:54,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 754.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -149.1 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2019-11-27 23:39:54,069 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 754.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -149.1 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation copysign: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1231) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...