./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/fdim.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/fdim.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 96832dfae97efc9710fb813b6fbaafcdad425138 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/fdim.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 96832dfae97efc9710fb813b6fbaafcdad425138 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 22:44:50,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 22:44:50,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 22:44:50,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 22:44:50,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 22:44:50,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 22:44:50,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 22:44:50,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 22:44:50,681 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 22:44:50,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 22:44:50,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 22:44:50,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 22:44:50,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 22:44:50,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 22:44:50,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 22:44:50,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 22:44:50,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 22:44:50,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 22:44:50,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 22:44:50,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 22:44:50,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 22:44:50,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 22:44:50,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 22:44:50,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 22:44:50,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 22:44:50,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 22:44:50,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 22:44:50,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 22:44:50,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 22:44:50,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 22:44:50,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 22:44:50,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 22:44:50,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 22:44:50,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 22:44:50,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 22:44:50,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 22:44:50,777 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 22:44:50,777 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 22:44:50,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 22:44:50,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 22:44:50,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 22:44:50,784 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 22:44:50,822 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 22:44:50,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 22:44:50,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 22:44:50,827 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 22:44:50,829 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 22:44:50,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 22:44:50,829 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 22:44:50,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 22:44:50,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 22:44:50,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 22:44:50,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 22:44:50,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 22:44:50,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 22:44:50,835 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 22:44:50,837 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 22:44:50,837 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 22:44:50,837 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 22:44:50,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 22:44:50,838 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 22:44:50,838 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 22:44:50,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 22:44:50,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 22:44:50,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 22:44:50,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 22:44:50,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 22:44:50,842 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 22:44:50,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 22:44:50,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 22:44:50,846 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96832dfae97efc9710fb813b6fbaafcdad425138 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 22:44:51,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 22:44:51,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 22:44:51,513 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 22:44:51,515 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 22:44:51,517 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 22:44:51,521 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fdim.i [2019-11-20 22:44:51,672 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78acf05c4/7d5baeebd7394c169774555511ccfbef/FLAGb229a6427 [2019-11-20 22:44:52,849 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 22:44:52,853 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fdim.i [2019-11-20 22:44:52,884 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78acf05c4/7d5baeebd7394c169774555511ccfbef/FLAGb229a6427 [2019-11-20 22:44:52,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78acf05c4/7d5baeebd7394c169774555511ccfbef [2019-11-20 22:44:52,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 22:44:52,979 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 22:44:52,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 22:44:52,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 22:44:52,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 22:44:52,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:44:52" (1/1) ... [2019-11-20 22:44:53,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:44:52, skipping insertion in model container [2019-11-20 22:44:53,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:44:52" (1/1) ... [2019-11-20 22:44:53,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 22:44:53,126 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 22:44:54,169 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: fdim at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:853) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1650) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:210) 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:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:699) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) 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:1358) 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:1302) 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:995) 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:1373) 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:3450) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2265) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:573) 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:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 22:44:54,192 INFO L168 Benchmark]: Toolchain (without parser) took 1205.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.1 MB in the end (delta: -28.7 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. [2019-11-20 22:44:54,193 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 22:44:54,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1198.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.1 MB in the end (delta: -28.7 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. [2019-11-20 22:44:54,203 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1198.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.1 MB in the end (delta: -28.7 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fdim de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fdim: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:853) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-47b0bc1 [2019-11-20 22:44:57,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 22:44:57,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 22:44:58,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 22:44:58,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 22:44:58,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 22:44:58,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 22:44:58,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 22:44:58,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 22:44:58,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 22:44:58,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 22:44:58,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 22:44:58,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 22:44:58,078 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 22:44:58,081 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 22:44:58,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 22:44:58,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 22:44:58,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 22:44:58,099 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 22:44:58,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 22:44:58,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 22:44:58,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 22:44:58,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 22:44:58,124 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 22:44:58,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 22:44:58,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 22:44:58,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 22:44:58,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 22:44:58,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 22:44:58,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 22:44:58,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 22:44:58,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 22:44:58,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 22:44:58,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 22:44:58,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 22:44:58,151 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 22:44:58,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 22:44:58,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 22:44:58,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 22:44:58,160 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 22:44:58,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 22:44:58,164 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-20 22:44:58,204 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 22:44:58,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 22:44:58,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 22:44:58,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 22:44:58,210 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 22:44:58,211 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 22:44:58,211 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 22:44:58,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 22:44:58,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 22:44:58,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 22:44:58,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 22:44:58,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 22:44:58,217 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 22:44:58,217 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 22:44:58,217 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 22:44:58,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 22:44:58,218 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 22:44:58,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 22:44:58,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 22:44:58,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 22:44:58,219 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 22:44:58,221 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 22:44:58,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 22:44:58,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 22:44:58,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 22:44:58,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 22:44:58,224 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 22:44:58,224 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 22:44:58,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 22:44:58,225 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 22:44:58,226 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96832dfae97efc9710fb813b6fbaafcdad425138 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 22:44:58,770 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 22:44:58,799 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 22:44:58,805 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 22:44:58,812 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 22:44:58,815 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 22:44:58,816 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fdim.i [2019-11-20 22:44:58,967 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80541864b/2cc5f50798094a648443c1f0b8539889/FLAG73da302a7 [2019-11-20 22:45:00,191 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 22:45:00,193 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fdim.i [2019-11-20 22:45:00,226 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80541864b/2cc5f50798094a648443c1f0b8539889/FLAG73da302a7 [2019-11-20 22:45:00,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80541864b/2cc5f50798094a648443c1f0b8539889 [2019-11-20 22:45:00,275 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 22:45:00,281 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 22:45:00,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 22:45:00,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 22:45:00,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 22:45:00,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:45:00" (1/1) ... [2019-11-20 22:45:00,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a120bef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:45:00, skipping insertion in model container [2019-11-20 22:45:00,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:45:00" (1/1) ... [2019-11-20 22:45:00,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 22:45:00,413 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 22:45:01,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:45:01,752 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 22:45:01,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:45:02,473 INFO L205 MainTranslator]: Completed translation [2019-11-20 22:45:02,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:45:02 WrapperNode [2019-11-20 22:45:02,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 22:45:02,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 22:45:02,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 22:45:02,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 22:45:02,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:45:02" (1/1) ... [2019-11-20 22:45:02,571 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:45:02" (1/1) ... [2019-11-20 22:45:02,644 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 22:45:02,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 22:45:02,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 22:45:02,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 22:45:02,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:45:02" (1/1) ... [2019-11-20 22:45:02,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:45:02" (1/1) ... [2019-11-20 22:45:02,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:45:02" (1/1) ... [2019-11-20 22:45:02,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:45:02" (1/1) ... [2019-11-20 22:45:02,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:45:02" (1/1) ... [2019-11-20 22:45:02,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:45:02" (1/1) ... [2019-11-20 22:45:02,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:45:02" (1/1) ... [2019-11-20 22:45:02,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 22:45:02,722 INFO L168 Benchmark]: Toolchain (without parser) took 2438.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 887.2 MB in the end (delta: 73.1 MB). Peak memory consumption was 73.2 MB. Max. memory is 12.5 GB. [2019-11-20 22:45:02,722 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 22:45:02,724 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2193.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 892.9 MB in the end (delta: 67.4 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. [2019-11-20 22:45:02,727 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.00 ms. Allocated memory is still 1.0 GB. Free memory was 892.9 MB in the beginning and 887.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-20 22:45:02,728 INFO L168 Benchmark]: Boogie Preprocessor took 71.84 ms. Allocated memory is still 1.0 GB. Free memory is still 887.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 22:45:02,736 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2193.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 892.9 MB in the end (delta: 67.4 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.00 ms. Allocated memory is still 1.0 GB. Free memory was 892.9 MB in the beginning and 887.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.84 ms. Allocated memory is still 1.0 GB. Free memory is still 887.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...