./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/fmod3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/fmod3.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f07147636c7bdb213b97ee29ae0b322b173e808cde3d0604f8c365a9afdecfc1 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 14:30:43,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 14:30:43,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 14:30:43,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 14:30:43,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 14:30:43,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 14:30:43,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 14:30:43,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 14:30:43,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 14:30:43,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 14:30:43,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 14:30:43,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 14:30:43,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 14:30:43,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 14:30:43,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 14:30:43,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 14:30:43,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 14:30:43,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 14:30:43,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 14:30:43,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 14:30:43,134 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 14:30:43,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 14:30:43,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 14:30:43,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 14:30:43,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 14:30:43,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 14:30:43,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 14:30:43,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 14:30:43,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 14:30:43,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 14:30:43,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 14:30:43,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 14:30:43,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 14:30:43,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 14:30:43,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 14:30:43,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 14:30:43,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 14:30:43,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 14:30:43,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 14:30:43,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 14:30:43,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 14:30:43,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 14:30:43,151 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 14:30:43,173 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 14:30:43,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 14:30:43,174 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 14:30:43,174 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 14:30:43,175 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 14:30:43,175 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 14:30:43,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 14:30:43,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 14:30:43,176 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 14:30:43,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 14:30:43,176 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 14:30:43,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 14:30:43,177 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 14:30:43,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 14:30:43,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 14:30:43,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 14:30:43,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 14:30:43,177 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 14:30:43,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 14:30:43,178 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 14:30:43,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 14:30:43,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 14:30:43,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 14:30:43,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 14:30:43,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 14:30:43,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 14:30:43,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 14:30:43,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 14:30:43,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 14:30:43,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 14:30:43,180 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 14:30:43,180 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 14:30:43,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 14:30:43,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f07147636c7bdb213b97ee29ae0b322b173e808cde3d0604f8c365a9afdecfc1 [2022-07-13 14:30:43,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 14:30:43,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 14:30:43,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 14:30:43,378 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 14:30:43,378 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 14:30:43,379 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fmod3.i [2022-07-13 14:30:43,426 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6b853d0e/722e25f6bd9f4444baf45161bf463b9e/FLAGe3e8624d3 [2022-07-13 14:30:43,770 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 14:30:43,770 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod3.i [2022-07-13 14:30:43,785 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6b853d0e/722e25f6bd9f4444baf45161bf463b9e/FLAGe3e8624d3 [2022-07-13 14:30:44,156 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6b853d0e/722e25f6bd9f4444baf45161bf463b9e [2022-07-13 14:30:44,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 14:30:44,159 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 14:30:44,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 14:30:44,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 14:30:44,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 14:30:44,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 02:30:44" (1/1) ... [2022-07-13 14:30:44,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bb53671 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:30:44, skipping insertion in model container [2022-07-13 14:30:44,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 02:30:44" (1/1) ... [2022-07-13 14:30:44,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 14:30:44,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 14:30:44,524 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod3.i[36367,36380] [2022-07-13 14:30:44,533 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:848) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1447) 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:2412) 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:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:675) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1454) 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:1397) 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:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) 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:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) 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:128) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-13 14:30:44,538 INFO L158 Benchmark]: Toolchain (without parser) took 377.76ms. Allocated memory was 115.3MB in the beginning and 178.3MB in the end (delta: 62.9MB). Free memory was 83.6MB in the beginning and 149.4MB in the end (delta: -65.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 14:30:44,538 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 115.3MB. Free memory was 72.1MB in the beginning and 72.0MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 14:30:44,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.29ms. Allocated memory was 115.3MB in the beginning and 178.3MB in the end (delta: 62.9MB). Free memory was 83.6MB in the beginning and 149.4MB in the end (delta: -65.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 14:30:44,541 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 115.3MB. Free memory was 72.1MB in the beginning and 72.0MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.29ms. Allocated memory was 115.3MB in the beginning and 178.3MB in the end (delta: 62.9MB). Free memory was 83.6MB in the beginning and 149.4MB in the end (delta: -65.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * 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:848) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/fmod3.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f07147636c7bdb213b97ee29ae0b322b173e808cde3d0604f8c365a9afdecfc1 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 14:30:46,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 14:30:46,021 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 14:30:46,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 14:30:46,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 14:30:46,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 14:30:46,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 14:30:46,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 14:30:46,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 14:30:46,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 14:30:46,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 14:30:46,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 14:30:46,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 14:30:46,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 14:30:46,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 14:30:46,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 14:30:46,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 14:30:46,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 14:30:46,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 14:30:46,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 14:30:46,061 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 14:30:46,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 14:30:46,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 14:30:46,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 14:30:46,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 14:30:46,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 14:30:46,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 14:30:46,066 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 14:30:46,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 14:30:46,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 14:30:46,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 14:30:46,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 14:30:46,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 14:30:46,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 14:30:46,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 14:30:46,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 14:30:46,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 14:30:46,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 14:30:46,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 14:30:46,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 14:30:46,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 14:30:46,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 14:30:46,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-13 14:30:46,088 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 14:30:46,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 14:30:46,089 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 14:30:46,089 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 14:30:46,089 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 14:30:46,090 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 14:30:46,090 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 14:30:46,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 14:30:46,090 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 14:30:46,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 14:30:46,091 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 14:30:46,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 14:30:46,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 14:30:46,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 14:30:46,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 14:30:46,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 14:30:46,092 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 14:30:46,092 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-13 14:30:46,092 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-13 14:30:46,092 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 14:30:46,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 14:30:46,093 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 14:30:46,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 14:30:46,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 14:30:46,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 14:30:46,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 14:30:46,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 14:30:46,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 14:30:46,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 14:30:46,094 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 14:30:46,094 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-13 14:30:46,094 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-13 14:30:46,094 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 14:30:46,095 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 14:30:46,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 14:30:46,095 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-13 14:30:46,095 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f07147636c7bdb213b97ee29ae0b322b173e808cde3d0604f8c365a9afdecfc1 [2022-07-13 14:30:46,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 14:30:46,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 14:30:46,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 14:30:46,359 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 14:30:46,361 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 14:30:46,362 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fmod3.i [2022-07-13 14:30:46,420 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab7732cbb/fbbb612c852440819e5e878ddde234b6/FLAG9529b7bb8 [2022-07-13 14:30:46,866 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 14:30:46,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod3.i [2022-07-13 14:30:46,877 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab7732cbb/fbbb612c852440819e5e878ddde234b6/FLAG9529b7bb8 [2022-07-13 14:30:46,886 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab7732cbb/fbbb612c852440819e5e878ddde234b6 [2022-07-13 14:30:46,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 14:30:46,889 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 14:30:46,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 14:30:46,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 14:30:46,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 14:30:46,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 02:30:46" (1/1) ... [2022-07-13 14:30:46,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3af62e18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 02:30:46, skipping insertion in model container [2022-07-13 14:30:46,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 02:30:46" (1/1) ... [2022-07-13 14:30:46,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 14:30:46,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 14:30:47,279 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod3.i[36367,36380] [2022-07-13 14:30:47,287 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:1227) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1800) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1447) 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:1384) 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:2978) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2836) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2138) 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:1135) 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:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) 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:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) 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:128) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-13 14:30:47,292 INFO L158 Benchmark]: Toolchain (without parser) took 402.00ms. Allocated memory is still 60.8MB. Free memory was 40.6MB in the beginning and 43.0MB in the end (delta: -2.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-13 14:30:47,293 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory is still 43.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 14:30:47,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.67ms. Allocated memory is still 60.8MB. Free memory was 40.4MB in the beginning and 43.0MB in the end (delta: -2.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-13 14:30:47,295 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory is still 43.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.67ms. Allocated memory is still 60.8MB. Free memory was 40.4MB in the beginning and 43.0MB in the end (delta: -2.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * 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:1227) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign