./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/ceil.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-esbmc-regression/ceil.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 7e0637aa44eaa32a5076597ae8f142a3a6543319 ................................................................................................................................................................... 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-esbmc-regression/ceil.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 7e0637aa44eaa32a5076597ae8f142a3a6543319 ...................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-ee8e70e [2020-10-24 14:57:18,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 14:57:18,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 14:57:18,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 14:57:18,484 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 14:57:18,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 14:57:18,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 14:57:18,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 14:57:18,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 14:57:18,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 14:57:18,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 14:57:18,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 14:57:18,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 14:57:18,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 14:57:18,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 14:57:18,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 14:57:18,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 14:57:18,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 14:57:18,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 14:57:18,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 14:57:18,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 14:57:18,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 14:57:18,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 14:57:18,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 14:57:18,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 14:57:18,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 14:57:18,523 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 14:57:18,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 14:57:18,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 14:57:18,526 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 14:57:18,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 14:57:18,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 14:57:18,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 14:57:18,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 14:57:18,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 14:57:18,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 14:57:18,533 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 14:57:18,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 14:57:18,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 14:57:18,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 14:57:18,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 14:57:18,537 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 14:57:18,599 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 14:57:18,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 14:57:18,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 14:57:18,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 14:57:18,607 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 14:57:18,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 14:57:18,608 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 14:57:18,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 14:57:18,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 14:57:18,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 14:57:18,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 14:57:18,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 14:57:18,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 14:57:18,611 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 14:57:18,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 14:57:18,612 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 14:57:18,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 14:57:18,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 14:57:18,613 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 14:57:18,614 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 14:57:18,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 14:57:18,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 14:57:18,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 14:57:18,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 14:57:18,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 14:57:18,616 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-24 14:57:18,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-24 14:57:18,617 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 14:57:18,617 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 14:57:18,617 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e0637aa44eaa32a5076597ae8f142a3a6543319 [2020-10-24 14:57:19,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 14:57:19,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 14:57:19,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 14:57:19,169 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 14:57:19,176 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 14:57:19,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/ceil.i [2020-10-24 14:57:19,298 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/331fa2f8c/edcd32fa57934347bd9df86a5598c475/FLAGb8f582f4d [2020-10-24 14:57:20,154 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 14:57:20,155 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/ceil.i [2020-10-24 14:57:20,171 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/331fa2f8c/edcd32fa57934347bd9df86a5598c475/FLAGb8f582f4d [2020-10-24 14:57:20,357 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/331fa2f8c/edcd32fa57934347bd9df86a5598c475 [2020-10-24 14:57:20,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 14:57:20,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 14:57:20,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 14:57:20,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 14:57:20,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 14:57:20,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:57:20" (1/1) ... [2020-10-24 14:57:20,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d1613b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:20, skipping insertion in model container [2020-10-24 14:57:20,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:57:20" (1/1) ... [2020-10-24 14:57:20,395 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 14:57:20,444 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 14:57:21,006 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: ceil 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:704) 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: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 14:57:21,021 INFO L168 Benchmark]: Toolchain (without parser) took 653.28 ms. Allocated memory is still 50.3 MB. Free memory was 32.8 MB in the beginning and 34.7 MB in the end (delta: -2.0 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2020-10-24 14:57:21,022 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 41.9 MB. Free memory was 26.6 MB in the beginning and 26.6 MB in the end (delta: 28.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:57:21,023 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.37 ms. Allocated memory is still 50.3 MB. Free memory was 32.1 MB in the beginning and 34.7 MB in the end (delta: -2.6 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2020-10-24 14:57:21,026 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 41.9 MB. Free memory was 26.6 MB in the beginning and 26.6 MB in the end (delta: 28.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 644.37 ms. Allocated memory is still 50.3 MB. Free memory was 32.1 MB in the beginning and 34.7 MB in the end (delta: -2.6 MB). Peak memory consumption was 15.4 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: ceil de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: ceil: 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 14:57:23,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 14:57:23,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 14:57:23,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 14:57:23,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 14:57:23,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 14:57:23,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 14:57:23,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 14:57:23,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 14:57:23,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 14:57:23,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 14:57:23,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 14:57:23,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 14:57:23,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 14:57:23,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 14:57:23,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 14:57:23,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 14:57:23,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 14:57:23,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 14:57:23,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 14:57:23,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 14:57:23,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 14:57:23,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 14:57:23,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 14:57:23,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 14:57:23,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 14:57:23,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 14:57:23,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 14:57:23,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 14:57:23,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 14:57:23,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 14:57:23,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 14:57:23,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 14:57:23,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 14:57:23,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 14:57:23,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 14:57:23,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 14:57:23,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 14:57:23,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 14:57:23,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 14:57:23,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 14:57:23,823 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 14:57:23,870 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 14:57:23,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 14:57:23,873 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 14:57:23,873 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 14:57:23,874 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 14:57:23,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 14:57:23,874 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 14:57:23,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 14:57:23,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 14:57:23,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 14:57:23,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 14:57:23,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 14:57:23,876 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-24 14:57:23,876 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-24 14:57:23,877 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 14:57:23,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 14:57:23,877 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 14:57:23,877 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 14:57:23,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 14:57:23,878 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 14:57:23,878 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 14:57:23,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 14:57:23,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 14:57:23,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 14:57:23,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 14:57:23,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 14:57:23,880 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-24 14:57:23,880 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-24 14:57:23,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 14:57:23,881 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 14:57:23,881 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-24 14:57:23,881 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e0637aa44eaa32a5076597ae8f142a3a6543319 [2020-10-24 14:57:24,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 14:57:24,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 14:57:24,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 14:57:24,411 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 14:57:24,415 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 14:57:24,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/ceil.i [2020-10-24 14:57:24,514 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/be9516253/13af21f9aae141d3ad332a5e7ff0a2be/FLAG3cde5b496 [2020-10-24 14:57:25,308 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 14:57:25,309 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/ceil.i [2020-10-24 14:57:25,339 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/be9516253/13af21f9aae141d3ad332a5e7ff0a2be/FLAG3cde5b496 [2020-10-24 14:57:25,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/be9516253/13af21f9aae141d3ad332a5e7ff0a2be [2020-10-24 14:57:25,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 14:57:25,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 14:57:25,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 14:57:25,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 14:57:25,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 14:57:25,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:57:25" (1/1) ... [2020-10-24 14:57:25,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4847117c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:25, skipping insertion in model container [2020-10-24 14:57:25,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:57:25" (1/1) ... [2020-10-24 14:57:25,545 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 14:57:25,611 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 14:57:26,217 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:57:26,238 INFO L212 MainTranslator]: Completed pre-run [2020-10-24 14:57:26,286 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:57:26,691 INFO L217 MainTranslator]: Completed translation [2020-10-24 14:57:26,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:26 WrapperNode [2020-10-24 14:57:26,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 14:57:26,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 14:57:26,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 14:57:26,698 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 14:57:26,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:26" (1/1) ... [2020-10-24 14:57:26,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:26" (1/1) ... [2020-10-24 14:57:26,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-24 14:57:26,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-24 14:57:26,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-24 14:57:26,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-24 14:57:26,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:26" (1/1) ... [2020-10-24 14:57:26,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:26" (1/1) ... [2020-10-24 14:57:26,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:26" (1/1) ... [2020-10-24 14:57:26,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:26" (1/1) ... [2020-10-24 14:57:26,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:26" (1/1) ... [2020-10-24 14:57:26,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:26" (1/1) ... [2020-10-24 14:57:26,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:26" (1/1) ... [2020-10-24 14:57:26,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-24 14:57:26,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-24 14:57:26,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-24 14:57:26,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-24 14:57:26,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:26" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 14:57:26,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_DOUBLE [2020-10-24 14:57:26,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-24 14:57:26,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-24 14:57:26,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-24 14:57:26,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-24 14:57:27,329 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-24 14:57:27,330 INFO L298 CfgBuilder]: Removed 20 assume(true) statements. [2020-10-24 14:57:27,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:57:27 BoogieIcfgContainer [2020-10-24 14:57:27,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-24 14:57:27,336 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-24 14:57:27,336 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-24 14:57:27,341 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-24 14:57:27,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:57:25" (1/3) ... [2020-10-24 14:57:27,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4894f7e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:57:27, skipping insertion in model container [2020-10-24 14:57:27,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:26" (2/3) ... [2020-10-24 14:57:27,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4894f7e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:57:27, skipping insertion in model container [2020-10-24 14:57:27,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:57:27" (3/3) ... [2020-10-24 14:57:27,352 INFO L111 eAbstractionObserver]: Analyzing ICFG ceil.i [2020-10-24 14:57:27,386 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-24 14:57:27,396 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-10-24 14:57:27,436 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-24 14:57:27,467 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-24 14:57:27,467 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-24 14:57:27,467 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-24 14:57:27,468 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-24 14:57:27,468 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-24 14:57:27,468 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-24 14:57:27,468 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-24 14:57:27,468 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-24 14:57:27,482 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2020-10-24 14:57:27,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-24 14:57:27,488 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:57:27,489 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-24 14:57:27,490 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:57:27,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:57:27,497 INFO L82 PathProgramCache]: Analyzing trace with hash 889506790, now seen corresponding path program 1 times [2020-10-24 14:57:27,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 14:57:27,515 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [714221924] [2020-10-24 14:57:27,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-10-24 14:57:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 14:57:27,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-24 14:57:27,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-24 14:57:27,783 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-24 14:57:27,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 14:57:27,823 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-24 14:57:27,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 14:57:27,939 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [714221924] [2020-10-24 14:57:27,939 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-24 14:57:27,940 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2020-10-24 14:57:27,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595127516] [2020-10-24 14:57:27,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-24 14:57:27,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-24 14:57:27,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-24 14:57:27,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-24 14:57:27,967 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 5 states. [2020-10-24 14:57:28,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 14:57:28,159 INFO L93 Difference]: Finished difference Result 41 states and 50 transitions. [2020-10-24 14:57:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-24 14:57:28,162 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 6 [2020-10-24 14:57:28,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 14:57:28,171 INFO L225 Difference]: With dead ends: 41 [2020-10-24 14:57:28,172 INFO L226 Difference]: Without dead ends: 0 [2020-10-24 14:57:28,176 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-24 14:57:28,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-24 14:57:28,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-24 14:57:28,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-24 14:57:28,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-24 14:57:28,211 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2020-10-24 14:57:28,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 14:57:28,212 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-24 14:57:28,212 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-24 14:57:28,212 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-24 14:57:28,212 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-24 14:57:28,429 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-24 14:57:28,432 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-24 14:57:28,524 INFO L274 CegarLoopResult]: For program point L877-12(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,524 INFO L274 CegarLoopResult]: For program point L877-14(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,524 INFO L274 CegarLoopResult]: For program point L877-15(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,524 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,524 INFO L274 CegarLoopResult]: For program point L878(line 878) no Hoare annotation was computed. [2020-10-24 14:57:28,525 INFO L274 CegarLoopResult]: For program point L878-1(line 878) no Hoare annotation was computed. [2020-10-24 14:57:28,525 INFO L270 CegarLoopResult]: At program point L878-3(line 878) the Hoare annotation is: (and (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) (= roundNearestTiesToEven ~CRM)) [2020-10-24 14:57:28,525 INFO L274 CegarLoopResult]: For program point L878-4(line 878) no Hoare annotation was computed. [2020-10-24 14:57:28,525 INFO L274 CegarLoopResult]: For program point L878-5(line 878) no Hoare annotation was computed. [2020-10-24 14:57:28,526 INFO L270 CegarLoopResult]: At program point L878-7(line 878) the Hoare annotation is: (and (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) (= roundNearestTiesToEven ~CRM)) [2020-10-24 14:57:28,526 INFO L274 CegarLoopResult]: For program point L878-8(line 878) no Hoare annotation was computed. [2020-10-24 14:57:28,526 INFO L274 CegarLoopResult]: For program point L878-9(line 878) no Hoare annotation was computed. [2020-10-24 14:57:28,527 INFO L270 CegarLoopResult]: At program point L878-11(line 878) the Hoare annotation is: (and (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) (= roundNearestTiesToEven ~CRM)) [2020-10-24 14:57:28,527 INFO L274 CegarLoopResult]: For program point L878-12(line 878) no Hoare annotation was computed. [2020-10-24 14:57:28,527 INFO L274 CegarLoopResult]: For program point L878-13(line 878) no Hoare annotation was computed. [2020-10-24 14:57:28,527 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-24 14:57:28,528 INFO L270 CegarLoopResult]: At program point L878-15(lines 1 890) the Hoare annotation is: (and (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) (= roundNearestTiesToEven ~CRM)) [2020-10-24 14:57:28,528 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-24 14:57:28,528 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-24 14:57:28,529 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,529 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-24 14:57:28,529 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,529 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,529 INFO L274 CegarLoopResult]: For program point L877(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,530 INFO L274 CegarLoopResult]: For program point L877-2(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,530 INFO L274 CegarLoopResult]: For program point L877-3(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,530 INFO L274 CegarLoopResult]: For program point L877-4(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,530 INFO L274 CegarLoopResult]: For program point L877-6(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,531 INFO L274 CegarLoopResult]: For program point L877-7(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,531 INFO L274 CegarLoopResult]: For program point L877-8(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,531 INFO L274 CegarLoopResult]: For program point L877-10(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,531 INFO L274 CegarLoopResult]: For program point L877-11(line 877) no Hoare annotation was computed. [2020-10-24 14:57:28,543 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,547 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM [2020-10-24 14:57:28,550 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,551 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM [2020-10-24 14:57:28,552 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM [2020-10-24 14:57:28,553 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM [2020-10-24 14:57:28,554 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,554 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM [2020-10-24 14:57:28,555 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM [2020-10-24 14:57:28,555 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,556 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM [2020-10-24 14:57:28,556 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,556 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM [2020-10-24 14:57:28,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 02:57:28 BoogieIcfgContainer [2020-10-24 14:57:28,559 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-24 14:57:28,560 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-24 14:57:28,561 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-24 14:57:28,561 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-24 14:57:28,562 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:57:27" (3/4) ... [2020-10-24 14:57:28,567 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-24 14:57:28,582 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2020-10-24 14:57:28,583 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-10-24 14:57:28,584 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-24 14:57:28,584 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-24 14:57:28,584 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-24 14:57:28,651 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-24 14:57:28,651 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-24 14:57:28,654 INFO L168 Benchmark]: Toolchain (without parser) took 3142.19 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 31.3 MB in the beginning and 18.7 MB in the end (delta: 12.7 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2020-10-24 14:57:28,655 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 39.8 MB. Free memory was 24.7 MB in the beginning and 24.7 MB in the end (delta: 19.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:57:28,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1175.86 ms. Allocated memory is still 48.2 MB. Free memory was 30.7 MB in the beginning and 16.5 MB in the end (delta: 14.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. [2020-10-24 14:57:28,656 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.55 ms. Allocated memory is still 48.2 MB. Free memory was 16.5 MB in the beginning and 27.8 MB in the end (delta: -11.3 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. [2020-10-24 14:57:28,657 INFO L168 Benchmark]: Boogie Preprocessor took 35.42 ms. Allocated memory is still 48.2 MB. Free memory was 27.8 MB in the beginning and 26.4 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:57:28,658 INFO L168 Benchmark]: RCFGBuilder took 485.73 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 26.4 MB in the beginning and 36.5 MB in the end (delta: -10.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. [2020-10-24 14:57:28,658 INFO L168 Benchmark]: TraceAbstraction took 1223.80 ms. Allocated memory is still 58.7 MB. Free memory was 36.1 MB in the beginning and 22.2 MB in the end (delta: 13.9 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2020-10-24 14:57:28,659 INFO L168 Benchmark]: Witness Printer took 90.73 ms. Allocated memory is still 58.7 MB. Free memory was 22.2 MB in the beginning and 18.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 14:57:28,663 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 39.8 MB. Free memory was 24.7 MB in the beginning and 24.7 MB in the end (delta: 19.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1175.86 ms. Allocated memory is still 48.2 MB. Free memory was 30.7 MB in the beginning and 16.5 MB in the end (delta: 14.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 116.55 ms. Allocated memory is still 48.2 MB. Free memory was 16.5 MB in the beginning and 27.8 MB in the end (delta: -11.3 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.42 ms. Allocated memory is still 48.2 MB. Free memory was 27.8 MB in the beginning and 26.4 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 485.73 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 26.4 MB in the beginning and 36.5 MB in the end (delta: -10.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1223.80 ms. Allocated memory is still 58.7 MB. Free memory was 36.1 MB in the beginning and 22.2 MB in the end (delta: 13.9 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. * Witness Printer took 90.73 ms. Allocated memory is still 58.7 MB. Free memory was 22.2 MB in the beginning and 18.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable ~CRM - GenericResult: Unfinished Backtranslation unknown boogie variable ~CRM - GenericResult: Unfinished Backtranslation unknown boogie variable ~CRM - GenericResult: Unfinished Backtranslation unknown boogie variable ~CRM - GenericResult: Unfinished Backtranslation unknown boogie variable ~CRM - GenericResult: Unfinished Backtranslation unknown boogie variable ~CRM - GenericResult: Unfinished Backtranslation unknown boogie variable ~CRM - GenericResult: Unfinished Backtranslation unknown boogie variable ~CRM * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 877]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 877]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 877]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 877]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 878]: Loop Invariant [2020-10-24 14:57:28,685 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,685 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM [2020-10-24 14:57:28,685 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,686 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 && ~roundNearestTiesToEven == unknown-~CRM-unknown - InvariantResult [Line: 878]: Loop Invariant [2020-10-24 14:57:28,686 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,687 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM [2020-10-24 14:57:28,687 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,687 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 && ~roundNearestTiesToEven == unknown-~CRM-unknown - InvariantResult [Line: 878]: Loop Invariant [2020-10-24 14:57:28,688 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,688 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM [2020-10-24 14:57:28,689 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,689 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 && ~roundNearestTiesToEven == unknown-~CRM-unknown - InvariantResult [Line: 1]: Loop Invariant [2020-10-24 14:57:28,689 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,690 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM [2020-10-24 14:57:28,690 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-10-24 14:57:28,690 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~CRM Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 && ~roundNearestTiesToEven == unknown-~CRM-unknown - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 32 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5 SDtfs, 21 SDslu, 1 SDs, 0 SdLazy, 6 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 8 NumberOfFragments, 36 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 95 SizeOfPredicates, 5 NumberOfNonLiveVariables, 33 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...