java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/floats-esbmc-regression/fabs.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 01:30:46,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 01:30:46,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 01:30:46,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 01:30:46,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 01:30:46,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 01:30:46,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 01:30:46,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 01:30:46,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 01:30:46,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 01:30:46,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 01:30:46,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 01:30:46,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 01:30:46,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 01:30:46,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 01:30:46,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 01:30:46,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 01:30:46,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 01:30:46,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 01:30:46,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 01:30:46,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 01:30:46,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 01:30:46,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 01:30:46,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 01:30:46,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 01:30:46,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 01:30:46,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 01:30:46,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 01:30:46,544 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-31 01:30:46,558 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 01:30:46,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 01:30:46,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 01:30:46,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 01:30:46,559 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 01:30:46,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 01:30:46,560 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 01:30:46,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 01:30:46,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 01:30:46,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 01:30:46,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 01:30:46,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 01:30:46,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 01:30:46,561 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 01:30:46,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 01:30:46,562 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 01:30:46,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 01:30:46,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 01:30:46,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 01:30:46,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 01:30:46,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 01:30:46,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 01:30:46,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 01:30:46,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 01:30:46,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 01:30:46,564 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 01:30:46,564 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 01:30:46,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 01:30:46,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 01:30:46,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 01:30:46,604 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 01:30:46,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 01:30:46,609 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 01:30:46,609 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 01:30:46,610 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/fabs.i [2019-08-31 01:30:46,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40178748d/6b13b1bb3e8b426eb31f30fed220f9da/FLAG6a403f64f [2019-08-31 01:30:47,200 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 01:30:47,201 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/fabs.i [2019-08-31 01:30:47,215 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40178748d/6b13b1bb3e8b426eb31f30fed220f9da/FLAG6a403f64f [2019-08-31 01:30:47,507 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40178748d/6b13b1bb3e8b426eb31f30fed220f9da [2019-08-31 01:30:47,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 01:30:47,518 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 01:30:47,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 01:30:47,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 01:30:47,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 01:30:47,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 01:30:47" (1/1) ... [2019-08-31 01:30:47,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b21bc82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:30:47, skipping insertion in model container [2019-08-31 01:30:47,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 01:30:47" (1/1) ... [2019-08-31 01:30:47,535 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 01:30:47,585 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 01:30:48,281 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: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1601) 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:1321) 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:666) 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.dispatchDecaySwitchToRValueFunctionArgument(ExpressionResultTransformer.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:679) 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:1328) 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:1272) 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:964) 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:1343) 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:3447) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) 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:187) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:92) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-31 01:30:48,291 INFO L168 Benchmark]: Toolchain (without parser) took 770.77 ms. Allocated memory was 139.5 MB in the beginning and 198.2 MB in the end (delta: 58.7 MB). Free memory was 85.4 MB in the beginning and 174.3 MB in the end (delta: -88.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. [2019-08-31 01:30:48,292 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 01:30:48,293 INFO L168 Benchmark]: CACSL2BoogieTranslator took 767.92 ms. Allocated memory was 139.5 MB in the beginning and 198.2 MB in the end (delta: 58.7 MB). Free memory was 85.1 MB in the beginning and 174.3 MB in the end (delta: -89.1 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. [2019-08-31 01:30:48,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 767.92 ms. Allocated memory was 139.5 MB in the beginning and 198.2 MB in the end (delta: 58.7 MB). Free memory was 85.1 MB in the beginning and 174.3 MB in the end (delta: -89.1 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: 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...