./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 3a877d22 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/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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ad29c49803f5b427679e577c26c86ab746c3fb24b07a41bcbb382628a1847a9 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 10:28:50,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 10:28:50,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 10:28:50,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 10:28:50,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 10:28:50,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 10:28:50,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 10:28:50,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 10:28:50,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 10:28:50,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 10:28:50,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 10:28:50,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 10:28:50,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 10:28:50,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 10:28:50,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 10:28:50,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 10:28:50,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 10:28:50,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 10:28:50,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 10:28:50,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 10:28:50,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 10:28:50,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 10:28:50,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 10:28:50,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 10:28:50,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 10:28:50,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 10:28:50,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 10:28:50,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 10:28:50,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 10:28:50,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 10:28:50,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 10:28:50,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 10:28:50,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 10:28:50,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 10:28:50,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 10:28:50,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 10:28:50,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 10:28:50,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 10:28:50,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 10:28:50,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 10:28:50,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 10:28:50,672 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-15 10:28:50,690 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 10:28:50,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 10:28:50,691 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 10:28:50,691 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 10:28:50,691 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 10:28:50,692 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 10:28:50,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 10:28:50,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 10:28:50,692 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 10:28:50,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 10:28:50,693 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 10:28:50,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 10:28:50,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 10:28:50,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 10:28:50,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 10:28:50,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 10:28:50,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 10:28:50,694 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 10:28:50,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 10:28:50,694 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 10:28:50,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 10:28:50,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 10:28:50,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 10:28:50,695 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 10:28:50,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 10:28:50,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 10:28:50,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 10:28:50,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 10:28:50,695 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 10:28:50,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 10:28:50,696 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 10:28:50,696 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 10:28:50,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 10:28:50,696 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 10:28:50,696 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ad29c49803f5b427679e577c26c86ab746c3fb24b07a41bcbb382628a1847a9 [2021-12-15 10:28:50,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 10:28:50,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 10:28:50,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 10:28:50,899 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 10:28:50,899 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 10:28:50,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2021-12-15 10:28:50,950 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6879cd64f/3ee81f168be548709f5745ec68a5a0b1/FLAG4ce74af43 [2021-12-15 10:28:51,364 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 10:28:51,365 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2021-12-15 10:28:51,376 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6879cd64f/3ee81f168be548709f5745ec68a5a0b1/FLAG4ce74af43 [2021-12-15 10:28:51,387 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6879cd64f/3ee81f168be548709f5745ec68a5a0b1 [2021-12-15 10:28:51,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 10:28:51,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 10:28:51,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 10:28:51,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 10:28:51,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 10:28:51,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 10:28:51" (1/1) ... [2021-12-15 10:28:51,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27462569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:28:51, skipping insertion in model container [2021-12-15 10:28:51,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 10:28:51" (1/1) ... [2021-12-15 10:28:51,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 10:28:51,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 10:28:51,755 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/fmod2.i[36367,36380] [2021-12-15 10:28:51,760 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.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:1434) 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:2392) 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:674) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1441) 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:1385) 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:1069) 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:1456) 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:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) 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) [2021-12-15 10:28:51,768 INFO L158 Benchmark]: Toolchain (without parser) took 376.90ms. Allocated memory was 88.1MB in the beginning and 142.6MB in the end (delta: 54.5MB). Free memory was 53.7MB in the beginning and 117.8MB in the end (delta: -64.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 10:28:51,769 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 88.1MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 10:28:51,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.14ms. Allocated memory was 88.1MB in the beginning and 142.6MB in the end (delta: 54.5MB). Free memory was 53.4MB in the beginning and 117.8MB in the end (delta: -64.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 10:28:51,772 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 88.1MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.14ms. Allocated memory was 88.1MB in the beginning and 142.6MB in the end (delta: 54.5MB). Free memory was 53.4MB in the beginning and 117.8MB in the end (delta: -64.3MB). Peak memory consumption was 12.6MB. 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:846) 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/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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ad29c49803f5b427679e577c26c86ab746c3fb24b07a41bcbb382628a1847a9 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 10:28:53,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 10:28:53,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 10:28:53,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 10:28:53,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 10:28:53,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 10:28:53,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 10:28:53,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 10:28:53,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 10:28:53,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 10:28:53,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 10:28:53,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 10:28:53,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 10:28:53,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 10:28:53,249 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 10:28:53,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 10:28:53,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 10:28:53,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 10:28:53,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 10:28:53,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 10:28:53,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 10:28:53,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 10:28:53,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 10:28:53,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 10:28:53,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 10:28:53,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 10:28:53,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 10:28:53,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 10:28:53,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 10:28:53,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 10:28:53,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 10:28:53,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 10:28:53,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 10:28:53,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 10:28:53,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 10:28:53,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 10:28:53,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 10:28:53,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 10:28:53,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 10:28:53,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 10:28:53,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 10:28:53,278 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-15 10:28:53,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 10:28:53,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 10:28:53,302 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 10:28:53,302 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 10:28:53,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 10:28:53,303 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 10:28:53,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 10:28:53,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 10:28:53,304 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 10:28:53,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 10:28:53,305 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 10:28:53,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 10:28:53,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 10:28:53,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 10:28:53,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 10:28:53,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 10:28:53,306 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 10:28:53,306 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 10:28:53,306 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 10:28:53,306 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 10:28:53,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 10:28:53,306 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 10:28:53,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 10:28:53,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 10:28:53,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 10:28:53,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 10:28:53,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 10:28:53,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 10:28:53,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 10:28:53,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 10:28:53,308 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 10:28:53,308 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 10:28:53,308 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 10:28:53,308 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 10:28:53,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 10:28:53,309 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 10:28:53,309 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 10:28:53,309 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ad29c49803f5b427679e577c26c86ab746c3fb24b07a41bcbb382628a1847a9 [2021-12-15 10:28:53,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 10:28:53,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 10:28:53,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 10:28:53,553 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 10:28:53,554 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 10:28:53,555 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2021-12-15 10:28:53,598 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90e93fba1/d69ec9d5784e4501bacef52f2347e17d/FLAG6de0a14b9 [2021-12-15 10:28:54,009 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 10:28:54,009 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2021-12-15 10:28:54,020 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90e93fba1/d69ec9d5784e4501bacef52f2347e17d/FLAG6de0a14b9 [2021-12-15 10:28:54,372 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90e93fba1/d69ec9d5784e4501bacef52f2347e17d [2021-12-15 10:28:54,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 10:28:54,377 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 10:28:54,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 10:28:54,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 10:28:54,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 10:28:54,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 10:28:54" (1/1) ... [2021-12-15 10:28:54,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77ee1b8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:28:54, skipping insertion in model container [2021-12-15 10:28:54,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 10:28:54" (1/1) ... [2021-12-15 10:28:54,392 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 10:28:54,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 10:28:54,809 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/fmod2.i[36367,36380] [2021-12-15 10:28:54,817 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:1228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1178) 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:1434) 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:1373) 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:2959) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2819) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2122) 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:1123) 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:1069) 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:1456) 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:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) 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) [2021-12-15 10:28:54,821 INFO L158 Benchmark]: Toolchain (without parser) took 443.05ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 24.4MB in the beginning and 43.0MB in the end (delta: -18.5MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2021-12-15 10:28:54,822 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 50.3MB. Free memory was 32.6MB in the beginning and 32.6MB in the end (delta: 30.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 10:28:54,823 INFO L158 Benchmark]: CACSL2BoogieTranslator took 438.32ms. Allocated memory is still 60.8MB. Free memory was 45.5MB in the beginning and 43.0MB in the end (delta: 2.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-15 10:28:54,824 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 50.3MB. Free memory was 32.6MB in the beginning and 32.6MB in the end (delta: 30.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 438.32ms. Allocated memory is still 60.8MB. Free memory was 45.5MB in the beginning and 43.0MB in the end (delta: 2.5MB). 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:1228) 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