./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cbmc-regression/float4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ee8e70e7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-cbmc-regression/float4.i -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/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 21e1a9abd162140b5f110bcc242ded04ef0b9d4e ....................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-cbmc-regression/float4.i -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/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 21e1a9abd162140b5f110bcc242ded04ef0b9d4e ................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: TYPE ERROR --- Real Ultimate output --- This is Ultimate 0.2.0-ee8e70e [2020-10-24 14:16:24,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 14:16:24,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 14:16:24,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 14:16:24,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 14:16:24,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 14:16:24,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 14:16:24,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 14:16:24,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 14:16:24,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 14:16:24,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 14:16:24,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 14:16:24,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 14:16:24,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 14:16:24,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 14:16:24,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 14:16:24,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 14:16:24,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 14:16:24,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 14:16:24,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 14:16:24,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 14:16:24,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 14:16:24,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 14:16:24,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 14:16:24,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 14:16:24,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 14:16:24,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 14:16:24,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 14:16:24,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 14:16:24,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 14:16:24,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 14:16:24,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 14:16:24,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 14:16:24,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 14:16:24,820 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 14:16:24,820 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 14:16:24,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 14:16:24,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 14:16:24,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 14:16:24,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 14:16:24,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 14:16:24,828 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-24 14:16:24,886 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 14:16:24,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 14:16:24,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 14:16:24,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 14:16:24,892 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 14:16:24,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 14:16:24,892 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 14:16:24,893 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 14:16:24,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 14:16:24,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 14:16:24,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 14:16:24,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 14:16:24,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 14:16:24,895 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 14:16:24,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 14:16:24,896 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 14:16:24,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 14:16:24,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 14:16:24,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 14:16:24,897 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 14:16:24,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 14:16:24,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 14:16:24,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 14:16:24,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 14:16:24,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 14:16:24,899 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-24 14:16:24,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-24 14:16:24,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 14:16:24,900 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 14:16:24,900 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21e1a9abd162140b5f110bcc242ded04ef0b9d4e [2020-10-24 14:16:25,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 14:16:25,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 14:16:25,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 14:16:25,368 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 14:16:25,370 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 14:16:25,371 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float4.i [2020-10-24 14:16:25,479 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/77349fd71/d1df2f7365a0442a91cc2c82a507d07b/FLAG07ce5d7f1 [2020-10-24 14:16:26,187 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 14:16:26,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float4.i [2020-10-24 14:16:26,234 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/77349fd71/d1df2f7365a0442a91cc2c82a507d07b/FLAG07ce5d7f1 [2020-10-24 14:16:26,465 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/77349fd71/d1df2f7365a0442a91cc2c82a507d07b [2020-10-24 14:16:26,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 14:16:26,475 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 14:16:26,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 14:16:26,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 14:16:26,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 14:16:26,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:16:26" (1/1) ... [2020-10-24 14:16:26,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7423ea36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:16:26, skipping insertion in model container [2020-10-24 14:16:26,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:16:26" (1/1) ... [2020-10-24 14:16:26,495 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 14:16:26,543 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 14:16:27,067 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:847) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1690) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1400) 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:1079) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2341) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2341) 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.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) 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:1407) 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:1351) 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:1044) 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:1422) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2291) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:578) 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:201) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) 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) [2020-10-24 14:16:27,073 INFO L168 Benchmark]: Toolchain (without parser) took 601.49 ms. Allocated memory is still 46.1 MB. Free memory was 29.6 MB in the beginning and 26.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2020-10-24 14:16:27,074 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 35.7 MB. Free memory was 19.6 MB in the beginning and 19.6 MB in the end (delta: 26.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:16:27,075 INFO L168 Benchmark]: CACSL2BoogieTranslator took 593.41 ms. Allocated memory is still 46.1 MB. Free memory was 29.1 MB in the beginning and 26.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2020-10-24 14:16:27,078 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 35.7 MB. Free memory was 19.6 MB in the beginning and 19.6 MB in the end (delta: 26.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 593.41 ms. Allocated memory is still 46.1 MB. Free memory was 29.1 MB in the beginning and 26.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 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:847) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-ee8e70e [2020-10-24 14:16:29,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 14:16:29,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 14:16:29,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 14:16:29,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 14:16:29,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 14:16:29,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 14:16:29,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 14:16:29,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 14:16:29,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 14:16:29,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 14:16:29,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 14:16:29,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 14:16:29,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 14:16:29,576 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 14:16:29,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 14:16:29,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 14:16:29,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 14:16:29,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 14:16:29,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 14:16:29,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 14:16:29,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 14:16:29,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 14:16:29,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 14:16:29,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 14:16:29,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 14:16:29,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 14:16:29,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 14:16:29,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 14:16:29,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 14:16:29,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 14:16:29,611 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 14:16:29,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 14:16:29,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 14:16:29,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 14:16:29,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 14:16:29,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 14:16:29,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 14:16:29,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 14:16:29,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 14:16:29,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 14:16:29,622 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-24 14:16:29,678 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 14:16:29,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 14:16:29,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 14:16:29,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 14:16:29,684 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 14:16:29,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 14:16:29,684 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 14:16:29,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 14:16:29,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 14:16:29,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 14:16:29,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 14:16:29,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 14:16:29,687 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-24 14:16:29,687 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-24 14:16:29,688 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 14:16:29,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 14:16:29,688 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 14:16:29,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 14:16:29,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 14:16:29,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 14:16:29,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 14:16:29,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 14:16:29,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 14:16:29,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 14:16:29,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 14:16:29,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 14:16:29,691 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-24 14:16:29,692 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-24 14:16:29,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 14:16:29,693 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 14:16:29,693 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-24 14:16:29,693 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21e1a9abd162140b5f110bcc242ded04ef0b9d4e [2020-10-24 14:16:30,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 14:16:30,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 14:16:30,184 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 14:16:30,186 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 14:16:30,187 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 14:16:30,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float4.i [2020-10-24 14:16:30,277 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4facd4307/a1127b6520914976bfc588a08f60b4d8/FLAG002ab1c39 [2020-10-24 14:16:31,099 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 14:16:31,100 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float4.i [2020-10-24 14:16:31,124 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4facd4307/a1127b6520914976bfc588a08f60b4d8/FLAG002ab1c39 [2020-10-24 14:16:31,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4facd4307/a1127b6520914976bfc588a08f60b4d8 [2020-10-24 14:16:31,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 14:16:31,320 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 14:16:31,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 14:16:31,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 14:16:31,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 14:16:31,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:16:31" (1/1) ... [2020-10-24 14:16:31,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35c97230 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:16:31, skipping insertion in model container [2020-10-24 14:16:31,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:16:31" (1/1) ... [2020-10-24 14:16:31,341 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 14:16:31,390 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 14:16:32,316 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:16:32,347 INFO L212 MainTranslator]: Completed pre-run [2020-10-24 14:16:32,459 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:16:32,884 INFO L217 MainTranslator]: Completed translation [2020-10-24 14:16:32,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:16:32 WrapperNode [2020-10-24 14:16:32,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 14:16:32,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 14:16:32,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 14:16:32,889 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 14:16:32,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:16:32" (1/1) ... [2020-10-24 14:16:32,955 ERROR L1131 TypeChecker]: C: !(100.0) [1014]: Type check failed (index 0): FunctionApplication[~fp.eq~DOUBLE,[IdentifierExpression[#t~nondet154,],FunctionApplication[~Pluszero~DOUBLE,[]]]] [2020-10-24 14:16:32,956 ERROR L1131 TypeChecker]: C: !0.0 [1015]: Type check failed (index 0): FunctionApplication[~fp.eq~DOUBLE,[IdentifierExpression[#t~nondet155,],FunctionApplication[~Pluszero~DOUBLE,[]]]] [2020-10-24 14:16:32,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:16:32" (1/1) ... [2020-10-24 14:16:32,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-24 14:16:32,960 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-24 14:16:32,963 INFO L168 Benchmark]: Toolchain (without parser) took 1646.71 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 27.2 MB in the beginning and 23.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2020-10-24 14:16:32,964 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 35.7 MB. Free memory is still 22.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:16:32,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1563.55 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 26.6 MB in the beginning and 24.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 16.1 GB. [2020-10-24 14:16:32,966 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.90 ms. Allocated memory is still 54.5 MB. Free memory was 24.8 MB in the beginning and 23.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 14:16:32,970 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 35.7 MB. Free memory is still 22.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1563.55 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 26.6 MB in the beginning and 24.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 72.90 ms. Allocated memory is still 54.5 MB. Free memory was 24.8 MB in the beginning and 23.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - TypeErrorResult [Line: 1014]: Type Error Type check failed (index 0): FunctionApplication[~fp.eq~DOUBLE,[IdentifierExpression[#t~nondet154,],FunctionApplication[~Pluszero~DOUBLE,[]]]] - TypeErrorResult [Line: 1015]: Type Error Type check failed (index 0): FunctionApplication[~fp.eq~DOUBLE,[IdentifierExpression[#t~nondet155,],FunctionApplication[~Pluszero~DOUBLE,[]]]] RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...