/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/floats-cbmc-regression/float-div1_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 Calling Ultimate with: 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 ../../../trunk/examples/svcomp/floats-cbmc-regression/float-div1_true-unreach-call.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 bab8a0d04d8f61bea19634c32fd38a52b6fbece9 .................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: 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 ../../../trunk/examples/svcomp/floats-cbmc-regression/float-div1_true-unreach-call.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 bab8a0d04d8f61bea19634c32fd38a52b6fbece9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 13:44:38,036 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 13:44:38,040 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 13:44:38,062 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 13:44:38,062 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 13:44:38,064 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 13:44:38,065 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 13:44:38,067 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 13:44:38,069 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 13:44:38,070 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 13:44:38,071 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 13:44:38,072 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 13:44:38,073 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 13:44:38,074 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 13:44:38,076 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 13:44:38,077 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 13:44:38,078 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 13:44:38,080 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 13:44:38,082 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 13:44:38,084 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 13:44:38,085 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 13:44:38,087 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 13:44:38,090 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 13:44:38,090 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 13:44:38,090 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 13:44:38,092 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 13:44:38,093 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 13:44:38,094 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 13:44:38,095 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 13:44:38,097 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 13:44:38,097 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 13:44:38,098 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 13:44:38,098 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 13:44:38,098 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 13:44:38,100 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 13:44:38,101 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 13:44:38,102 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 13:44:38,121 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 13:44:38,125 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 13:44:38,126 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 13:44:38,127 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 13:44:38,127 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 13:44:38,128 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 13:44:38,128 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 13:44:38,128 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 13:44:38,128 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 13:44:38,128 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 13:44:38,129 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 13:44:38,129 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 13:44:38,129 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 13:44:38,129 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 13:44:38,134 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 13:44:38,134 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 13:44:38,134 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 13:44:38,135 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 13:44:38,135 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 13:44:38,135 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 13:44:38,136 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 13:44:38,136 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 13:44:38,136 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 13:44:38,136 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 13:44:38,136 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 13:44:38,136 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 13:44:38,137 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 13:44:38,137 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 13:44:38,137 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 13:44:38,137 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> bab8a0d04d8f61bea19634c32fd38a52b6fbece9 [2018-09-20 13:44:38,224 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 13:44:38,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 13:44:38,250 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 13:44:38,251 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 13:44:38,252 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 13:44:38,253 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-div1_true-unreach-call.i [2018-09-20 13:44:38,605 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb1e81916/054c65a21eec4c44af995fae9bda79c4/FLAG56534b4dd [2018-09-20 13:44:38,874 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 13:44:38,875 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-div1_true-unreach-call.i [2018-09-20 13:44:38,891 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb1e81916/054c65a21eec4c44af995fae9bda79c4/FLAG56534b4dd [2018-09-20 13:44:38,908 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb1e81916/054c65a21eec4c44af995fae9bda79c4 [2018-09-20 13:44:38,912 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 13:44:38,916 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 13:44:38,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 13:44:38,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 13:44:38,925 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 13:44:38,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:44:38" (1/1) ... [2018-09-20 13:44:38,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d4a051 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:38, skipping insertion in model container [2018-09-20 13:44:38,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:44:38" (1/1) ... [2018-09-20 13:44:38,943 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 13:44:39,289 FATAL L292 ToolchainWalker]: 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: fpclassify at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:893) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:976) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:160) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1549) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:325) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:723) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:331) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:724) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:331) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:723) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:331) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.dispatchAndConvertFunctionArgument(StandardFunctionHandler.java:1373) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleVerifierAssume(StandardFunctionHandler.java:948) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:160) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1549) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1497) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:339) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1573) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:204) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3980) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2445) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:183) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.preRun(MainDispatcher.java:348) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.Dispatcher.run(Dispatcher.java:220) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.doTranslation(CACSL2BoogieTranslatorObserver.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:152) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-09-20 13:44:39,299 INFO L168 Benchmark]: Toolchain (without parser) took 386.19 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 13:44:39,302 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:44:39,303 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.48 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 13:44:39,306 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 380.48 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:893) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 13:44:41,523 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 13:44:41,525 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 13:44:41,538 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 13:44:41,538 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 13:44:41,540 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 13:44:41,541 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 13:44:41,543 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 13:44:41,545 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 13:44:41,546 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 13:44:41,547 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 13:44:41,547 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 13:44:41,548 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 13:44:41,549 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 13:44:41,551 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 13:44:41,551 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 13:44:41,552 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 13:44:41,554 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 13:44:41,557 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 13:44:41,558 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 13:44:41,560 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 13:44:41,561 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 13:44:41,564 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 13:44:41,564 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 13:44:41,564 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 13:44:41,566 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 13:44:41,567 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 13:44:41,572 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 13:44:41,574 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 13:44:41,575 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 13:44:41,576 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 13:44:41,576 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 13:44:41,577 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 13:44:41,577 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 13:44:41,578 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 13:44:41,578 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 13:44:41,579 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 13:44:41,601 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 13:44:41,602 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 13:44:41,603 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 13:44:41,603 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 13:44:41,603 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 13:44:41,604 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 13:44:41,604 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 13:44:41,604 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 13:44:41,604 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 13:44:41,605 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 13:44:41,605 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 13:44:41,605 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 13:44:41,605 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 13:44:41,605 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 13:44:41,605 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 13:44:41,606 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 13:44:41,606 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 13:44:41,606 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 13:44:41,606 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 13:44:41,606 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 13:44:41,607 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 13:44:41,607 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 13:44:41,607 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 13:44:41,607 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 13:44:41,607 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 13:44:41,608 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 13:44:41,608 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 13:44:41,608 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 13:44:41,608 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 13:44:41,608 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 13:44:41,609 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 13:44:41,609 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> bab8a0d04d8f61bea19634c32fd38a52b6fbece9 [2018-09-20 13:44:41,680 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 13:44:41,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 13:44:41,703 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 13:44:41,705 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 13:44:41,705 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 13:44:41,706 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-div1_true-unreach-call.i [2018-09-20 13:44:42,056 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d33f3b65/3bd8596b7b90436eadc57382a47f5e30/FLAG282866cf2 [2018-09-20 13:44:42,287 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 13:44:42,288 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-div1_true-unreach-call.i [2018-09-20 13:44:42,306 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d33f3b65/3bd8596b7b90436eadc57382a47f5e30/FLAG282866cf2 [2018-09-20 13:44:42,325 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d33f3b65/3bd8596b7b90436eadc57382a47f5e30 [2018-09-20 13:44:42,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 13:44:42,333 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 13:44:42,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 13:44:42,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 13:44:42,342 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 13:44:42,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:44:42" (1/1) ... [2018-09-20 13:44:42,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ee41d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:42, skipping insertion in model container [2018-09-20 13:44:42,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:44:42" (1/1) ... [2018-09-20 13:44:42,360 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 13:44:42,716 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 13:44:42,740 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 13:44:42,776 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 13:44:43,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:43 WrapperNode [2018-09-20 13:44:43,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 13:44:43,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 13:44:43,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 13:44:43,157 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 13:44:43,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:43" (1/1) ... [2018-09-20 13:44:43,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:43" (1/1) ... [2018-09-20 13:44:43,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:43" (1/1) ... [2018-09-20 13:44:43,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:43" (1/1) ... [2018-09-20 13:44:43,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:43" (1/1) ... [2018-09-20 13:44:43,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:43" (1/1) ... [2018-09-20 13:44:43,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:43" (1/1) ... [2018-09-20 13:44:43,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 13:44:43,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 13:44:43,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 13:44:43,294 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 13:44:43,295 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2018-09-20 13:44:43,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 13:44:43,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 13:44:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure inductiveStepHunt [2018-09-20 13:44:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure simplifiedInductiveStepHunt [2018-09-20 13:44:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 13:44:43,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-09-20 13:44:43,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 13:44:43,484 INFO L130 BoogieDeclarations]: Found specification of procedure acos [2018-09-20 13:44:43,484 INFO L130 BoogieDeclarations]: Found specification of procedure __acos [2018-09-20 13:44:43,484 INFO L130 BoogieDeclarations]: Found specification of procedure asin [2018-09-20 13:44:43,484 INFO L130 BoogieDeclarations]: Found specification of procedure __asin [2018-09-20 13:44:43,487 INFO L130 BoogieDeclarations]: Found specification of procedure atan [2018-09-20 13:44:43,487 INFO L130 BoogieDeclarations]: Found specification of procedure __atan [2018-09-20 13:44:43,487 INFO L130 BoogieDeclarations]: Found specification of procedure atan2 [2018-09-20 13:44:43,487 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2 [2018-09-20 13:44:43,488 INFO L130 BoogieDeclarations]: Found specification of procedure cos [2018-09-20 13:44:43,488 INFO L130 BoogieDeclarations]: Found specification of procedure __cos [2018-09-20 13:44:43,488 INFO L130 BoogieDeclarations]: Found specification of procedure sin [2018-09-20 13:44:43,489 INFO L130 BoogieDeclarations]: Found specification of procedure __sin [2018-09-20 13:44:43,489 INFO L130 BoogieDeclarations]: Found specification of procedure tan [2018-09-20 13:44:43,489 INFO L130 BoogieDeclarations]: Found specification of procedure __tan [2018-09-20 13:44:43,489 INFO L130 BoogieDeclarations]: Found specification of procedure cosh [2018-09-20 13:44:43,489 INFO L130 BoogieDeclarations]: Found specification of procedure __cosh [2018-09-20 13:44:43,489 INFO L130 BoogieDeclarations]: Found specification of procedure sinh [2018-09-20 13:44:43,489 INFO L130 BoogieDeclarations]: Found specification of procedure __sinh [2018-09-20 13:44:43,489 INFO L130 BoogieDeclarations]: Found specification of procedure tanh [2018-09-20 13:44:43,490 INFO L130 BoogieDeclarations]: Found specification of procedure __tanh [2018-09-20 13:44:43,490 INFO L130 BoogieDeclarations]: Found specification of procedure acosh [2018-09-20 13:44:43,490 INFO L130 BoogieDeclarations]: Found specification of procedure __acosh [2018-09-20 13:44:43,490 INFO L130 BoogieDeclarations]: Found specification of procedure asinh [2018-09-20 13:44:43,490 INFO L130 BoogieDeclarations]: Found specification of procedure __asinh [2018-09-20 13:44:43,491 INFO L130 BoogieDeclarations]: Found specification of procedure atanh [2018-09-20 13:44:43,491 INFO L130 BoogieDeclarations]: Found specification of procedure __atanh [2018-09-20 13:44:43,491 INFO L130 BoogieDeclarations]: Found specification of procedure exp [2018-09-20 13:44:43,491 INFO L130 BoogieDeclarations]: Found specification of procedure __exp [2018-09-20 13:44:43,491 INFO L130 BoogieDeclarations]: Found specification of procedure frexp [2018-09-20 13:44:43,491 INFO L130 BoogieDeclarations]: Found specification of procedure __frexp [2018-09-20 13:44:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldexp [2018-09-20 13:44:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexp [2018-09-20 13:44:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure log [2018-09-20 13:44:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure __log [2018-09-20 13:44:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure log10 [2018-09-20 13:44:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure __log10 [2018-09-20 13:44:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure modf [2018-09-20 13:44:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure __modf [2018-09-20 13:44:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure expm1 [2018-09-20 13:44:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1 [2018-09-20 13:44:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure log1p [2018-09-20 13:44:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure __log1p [2018-09-20 13:44:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure logb [2018-09-20 13:44:43,493 INFO L130 BoogieDeclarations]: Found specification of procedure __logb [2018-09-20 13:44:43,494 INFO L130 BoogieDeclarations]: Found specification of procedure exp2 [2018-09-20 13:44:43,494 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2 [2018-09-20 13:44:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure log2 [2018-09-20 13:44:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure __log2 [2018-09-20 13:44:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure pow [2018-09-20 13:44:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure __pow [2018-09-20 13:44:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure sqrt [2018-09-20 13:44:43,495 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrt [2018-09-20 13:44:43,497 INFO L130 BoogieDeclarations]: Found specification of procedure hypot [2018-09-20 13:44:43,497 INFO L130 BoogieDeclarations]: Found specification of procedure __hypot [2018-09-20 13:44:43,497 INFO L130 BoogieDeclarations]: Found specification of procedure cbrt [2018-09-20 13:44:43,497 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrt [2018-09-20 13:44:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure ceil [2018-09-20 13:44:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure __ceil [2018-09-20 13:44:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2018-09-20 13:44:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure __fabs [2018-09-20 13:44:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure floor [2018-09-20 13:44:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure __floor [2018-09-20 13:44:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure fmod [2018-09-20 13:44:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure __fmod [2018-09-20 13:44:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure __isinf [2018-09-20 13:44:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure __finite [2018-09-20 13:44:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure isinf [2018-09-20 13:44:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure finite [2018-09-20 13:44:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure drem [2018-09-20 13:44:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure __drem [2018-09-20 13:44:43,502 INFO L130 BoogieDeclarations]: Found specification of procedure significand [2018-09-20 13:44:43,502 INFO L130 BoogieDeclarations]: Found specification of procedure __significand [2018-09-20 13:44:43,503 INFO L130 BoogieDeclarations]: Found specification of procedure copysign [2018-09-20 13:44:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure __copysign [2018-09-20 13:44:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure nan [2018-09-20 13:44:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure __nan [2018-09-20 13:44:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure __isnan [2018-09-20 13:44:43,504 INFO L130 BoogieDeclarations]: Found specification of procedure isnan [2018-09-20 13:44:43,505 INFO L130 BoogieDeclarations]: Found specification of procedure j0 [2018-09-20 13:44:43,505 INFO L130 BoogieDeclarations]: Found specification of procedure __j0 [2018-09-20 13:44:43,505 INFO L130 BoogieDeclarations]: Found specification of procedure j1 [2018-09-20 13:44:43,505 INFO L130 BoogieDeclarations]: Found specification of procedure __j1 [2018-09-20 13:44:43,505 INFO L130 BoogieDeclarations]: Found specification of procedure jn [2018-09-20 13:44:43,505 INFO L130 BoogieDeclarations]: Found specification of procedure __jn [2018-09-20 13:44:43,507 INFO L130 BoogieDeclarations]: Found specification of procedure y0 [2018-09-20 13:44:43,508 INFO L130 BoogieDeclarations]: Found specification of procedure __y0 [2018-09-20 13:44:43,508 INFO L130 BoogieDeclarations]: Found specification of procedure y1 [2018-09-20 13:44:43,508 INFO L130 BoogieDeclarations]: Found specification of procedure __y1 [2018-09-20 13:44:43,508 INFO L130 BoogieDeclarations]: Found specification of procedure yn [2018-09-20 13:44:43,508 INFO L130 BoogieDeclarations]: Found specification of procedure __yn [2018-09-20 13:44:43,508 INFO L130 BoogieDeclarations]: Found specification of procedure erf [2018-09-20 13:44:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure __erf [2018-09-20 13:44:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure erfc [2018-09-20 13:44:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure __erfc [2018-09-20 13:44:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma [2018-09-20 13:44:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma [2018-09-20 13:44:43,509 INFO L130 BoogieDeclarations]: Found specification of procedure tgamma [2018-09-20 13:44:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure __tgamma [2018-09-20 13:44:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure gamma [2018-09-20 13:44:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure __gamma [2018-09-20 13:44:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma_r [2018-09-20 13:44:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma_r [2018-09-20 13:44:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure rint [2018-09-20 13:44:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure __rint [2018-09-20 13:44:43,510 INFO L130 BoogieDeclarations]: Found specification of procedure nextafter [2018-09-20 13:44:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafter [2018-09-20 13:44:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure nexttoward [2018-09-20 13:44:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttoward [2018-09-20 13:44:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure remainder [2018-09-20 13:44:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure __remainder [2018-09-20 13:44:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn [2018-09-20 13:44:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbn [2018-09-20 13:44:43,511 INFO L130 BoogieDeclarations]: Found specification of procedure ilogb [2018-09-20 13:44:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogb [2018-09-20 13:44:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure scalbln [2018-09-20 13:44:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbln [2018-09-20 13:44:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyint [2018-09-20 13:44:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyint [2018-09-20 13:44:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure round [2018-09-20 13:44:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure __round [2018-09-20 13:44:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure trunc [2018-09-20 13:44:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure __trunc [2018-09-20 13:44:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure remquo [2018-09-20 13:44:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure __remquo [2018-09-20 13:44:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure lrint [2018-09-20 13:44:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure __lrint [2018-09-20 13:44:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure llrint [2018-09-20 13:44:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure __llrint [2018-09-20 13:44:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure lround [2018-09-20 13:44:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure __lround [2018-09-20 13:44:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure llround [2018-09-20 13:44:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure __llround [2018-09-20 13:44:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure fdim [2018-09-20 13:44:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure __fdim [2018-09-20 13:44:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure fmax [2018-09-20 13:44:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure __fmax [2018-09-20 13:44:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure fmin [2018-09-20 13:44:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure __fmin [2018-09-20 13:44:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify [2018-09-20 13:44:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit [2018-09-20 13:44:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure fma [2018-09-20 13:44:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure __fma [2018-09-20 13:44:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure scalb [2018-09-20 13:44:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure __scalb [2018-09-20 13:44:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure acosf [2018-09-20 13:44:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure __acosf [2018-09-20 13:44:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure asinf [2018-09-20 13:44:43,519 INFO L130 BoogieDeclarations]: Found specification of procedure __asinf [2018-09-20 13:44:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure atanf [2018-09-20 13:44:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure __atanf [2018-09-20 13:44:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure atan2f [2018-09-20 13:44:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2f [2018-09-20 13:44:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure cosf [2018-09-20 13:44:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure __cosf [2018-09-20 13:44:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure sinf [2018-09-20 13:44:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure __sinf [2018-09-20 13:44:43,520 INFO L130 BoogieDeclarations]: Found specification of procedure tanf [2018-09-20 13:44:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure __tanf [2018-09-20 13:44:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure coshf [2018-09-20 13:44:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure __coshf [2018-09-20 13:44:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure sinhf [2018-09-20 13:44:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhf [2018-09-20 13:44:43,521 INFO L130 BoogieDeclarations]: Found specification of procedure tanhf [2018-09-20 13:44:43,523 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhf [2018-09-20 13:44:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure acoshf [2018-09-20 13:44:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshf [2018-09-20 13:44:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure asinhf [2018-09-20 13:44:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhf [2018-09-20 13:44:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure atanhf [2018-09-20 13:44:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhf [2018-09-20 13:44:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure expf [2018-09-20 13:44:43,524 INFO L130 BoogieDeclarations]: Found specification of procedure __expf [2018-09-20 13:44:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure frexpf [2018-09-20 13:44:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpf [2018-09-20 13:44:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpf [2018-09-20 13:44:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpf [2018-09-20 13:44:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure logf [2018-09-20 13:44:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure __logf [2018-09-20 13:44:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure log10f [2018-09-20 13:44:43,525 INFO L130 BoogieDeclarations]: Found specification of procedure __log10f [2018-09-20 13:44:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure modff [2018-09-20 13:44:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure __modff [2018-09-20 13:44:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure expm1f [2018-09-20 13:44:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1f [2018-09-20 13:44:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure log1pf [2018-09-20 13:44:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pf [2018-09-20 13:44:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure logbf [2018-09-20 13:44:43,526 INFO L130 BoogieDeclarations]: Found specification of procedure __logbf [2018-09-20 13:44:43,527 INFO L130 BoogieDeclarations]: Found specification of procedure exp2f [2018-09-20 13:44:43,527 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2f [2018-09-20 13:44:43,527 INFO L130 BoogieDeclarations]: Found specification of procedure log2f [2018-09-20 13:44:43,527 INFO L130 BoogieDeclarations]: Found specification of procedure __log2f [2018-09-20 13:44:43,527 INFO L130 BoogieDeclarations]: Found specification of procedure powf [2018-09-20 13:44:43,527 INFO L130 BoogieDeclarations]: Found specification of procedure __powf [2018-09-20 13:44:43,527 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtf [2018-09-20 13:44:43,527 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtf [2018-09-20 13:44:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure hypotf [2018-09-20 13:44:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotf [2018-09-20 13:44:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtf [2018-09-20 13:44:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtf [2018-09-20 13:44:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure ceilf [2018-09-20 13:44:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure __ceilf [2018-09-20 13:44:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure fabsf [2018-09-20 13:44:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsf [2018-09-20 13:44:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure floorf [2018-09-20 13:44:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure __floorf [2018-09-20 13:44:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure fmodf [2018-09-20 13:44:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodf [2018-09-20 13:44:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure __isinff [2018-09-20 13:44:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure __finitef [2018-09-20 13:44:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure isinff [2018-09-20 13:44:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure finitef [2018-09-20 13:44:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure dremf [2018-09-20 13:44:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure __dremf [2018-09-20 13:44:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure significandf [2018-09-20 13:44:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure __significandf [2018-09-20 13:44:43,532 INFO L130 BoogieDeclarations]: Found specification of procedure copysignf [2018-09-20 13:44:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignf [2018-09-20 13:44:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure nanf [2018-09-20 13:44:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure __nanf [2018-09-20 13:44:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanf [2018-09-20 13:44:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure isnanf [2018-09-20 13:44:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure j0f [2018-09-20 13:44:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure __j0f [2018-09-20 13:44:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure j1f [2018-09-20 13:44:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure __j1f [2018-09-20 13:44:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure jnf [2018-09-20 13:44:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure __jnf [2018-09-20 13:44:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure y0f [2018-09-20 13:44:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure __y0f [2018-09-20 13:44:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure y1f [2018-09-20 13:44:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure __y1f [2018-09-20 13:44:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure ynf [2018-09-20 13:44:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure __ynf [2018-09-20 13:44:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure erff [2018-09-20 13:44:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure __erff [2018-09-20 13:44:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure erfcf [2018-09-20 13:44:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcf [2018-09-20 13:44:43,535 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf [2018-09-20 13:44:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf [2018-09-20 13:44:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure tgammaf [2018-09-20 13:44:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammaf [2018-09-20 13:44:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure gammaf [2018-09-20 13:44:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure __gammaf [2018-09-20 13:44:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf_r [2018-09-20 13:44:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf_r [2018-09-20 13:44:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure rintf [2018-09-20 13:44:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure __rintf [2018-09-20 13:44:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterf [2018-09-20 13:44:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterf [2018-09-20 13:44:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardf [2018-09-20 13:44:43,537 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardf [2018-09-20 13:44:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure remainderf [2018-09-20 13:44:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderf [2018-09-20 13:44:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnf [2018-09-20 13:44:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnf [2018-09-20 13:44:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbf [2018-09-20 13:44:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbf [2018-09-20 13:44:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnf [2018-09-20 13:44:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnf [2018-09-20 13:44:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintf [2018-09-20 13:44:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintf [2018-09-20 13:44:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure roundf [2018-09-20 13:44:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure __roundf [2018-09-20 13:44:43,543 INFO L130 BoogieDeclarations]: Found specification of procedure truncf [2018-09-20 13:44:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure __truncf [2018-09-20 13:44:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure remquof [2018-09-20 13:44:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure __remquof [2018-09-20 13:44:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure lrintf [2018-09-20 13:44:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintf [2018-09-20 13:44:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure llrintf [2018-09-20 13:44:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintf [2018-09-20 13:44:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure lroundf [2018-09-20 13:44:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundf [2018-09-20 13:44:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure llroundf [2018-09-20 13:44:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundf [2018-09-20 13:44:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure fdimf [2018-09-20 13:44:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure __fdimf [2018-09-20 13:44:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxf [2018-09-20 13:44:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxf [2018-09-20 13:44:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure fminf [2018-09-20 13:44:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure __fminf [2018-09-20 13:44:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyf [2018-09-20 13:44:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitf [2018-09-20 13:44:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure fmaf [2018-09-20 13:44:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaf [2018-09-20 13:44:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure scalbf [2018-09-20 13:44:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbf [2018-09-20 13:44:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure acosl [2018-09-20 13:44:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure __acosl [2018-09-20 13:44:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure asinl [2018-09-20 13:44:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure __asinl [2018-09-20 13:44:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure atanl [2018-09-20 13:44:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure __atanl [2018-09-20 13:44:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure atan2l [2018-09-20 13:44:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2l [2018-09-20 13:44:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure cosl [2018-09-20 13:44:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure __cosl [2018-09-20 13:44:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure sinl [2018-09-20 13:44:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure __sinl [2018-09-20 13:44:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure tanl [2018-09-20 13:44:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure __tanl [2018-09-20 13:44:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure coshl [2018-09-20 13:44:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure __coshl [2018-09-20 13:44:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure sinhl [2018-09-20 13:44:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhl [2018-09-20 13:44:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure tanhl [2018-09-20 13:44:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhl [2018-09-20 13:44:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure acoshl [2018-09-20 13:44:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshl [2018-09-20 13:44:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure asinhl [2018-09-20 13:44:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhl [2018-09-20 13:44:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure atanhl [2018-09-20 13:44:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhl [2018-09-20 13:44:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure expl [2018-09-20 13:44:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure __expl [2018-09-20 13:44:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure frexpl [2018-09-20 13:44:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpl [2018-09-20 13:44:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpl [2018-09-20 13:44:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpl [2018-09-20 13:44:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure logl [2018-09-20 13:44:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure __logl [2018-09-20 13:44:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure log10l [2018-09-20 13:44:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure __log10l [2018-09-20 13:44:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure modfl [2018-09-20 13:44:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure __modfl [2018-09-20 13:44:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure expm1l [2018-09-20 13:44:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1l [2018-09-20 13:44:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure log1pl [2018-09-20 13:44:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pl [2018-09-20 13:44:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure logbl [2018-09-20 13:44:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure __logbl [2018-09-20 13:44:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure exp2l [2018-09-20 13:44:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2l [2018-09-20 13:44:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure log2l [2018-09-20 13:44:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure __log2l [2018-09-20 13:44:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure powl [2018-09-20 13:44:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure __powl [2018-09-20 13:44:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtl [2018-09-20 13:44:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtl [2018-09-20 13:44:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure hypotl [2018-09-20 13:44:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotl [2018-09-20 13:44:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtl [2018-09-20 13:44:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtl [2018-09-20 13:44:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure ceill [2018-09-20 13:44:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure __ceill [2018-09-20 13:44:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure fabsl [2018-09-20 13:44:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsl [2018-09-20 13:44:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure floorl [2018-09-20 13:44:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure __floorl [2018-09-20 13:44:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure fmodl [2018-09-20 13:44:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodl [2018-09-20 13:44:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure __isinfl [2018-09-20 13:44:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure __finitel [2018-09-20 13:44:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure isinfl [2018-09-20 13:44:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure finitel [2018-09-20 13:44:43,562 INFO L130 BoogieDeclarations]: Found specification of procedure dreml [2018-09-20 13:44:43,562 INFO L130 BoogieDeclarations]: Found specification of procedure __dreml [2018-09-20 13:44:43,562 INFO L130 BoogieDeclarations]: Found specification of procedure significandl [2018-09-20 13:44:43,562 INFO L130 BoogieDeclarations]: Found specification of procedure __significandl [2018-09-20 13:44:43,562 INFO L130 BoogieDeclarations]: Found specification of procedure copysignl [2018-09-20 13:44:43,562 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignl [2018-09-20 13:44:43,562 INFO L130 BoogieDeclarations]: Found specification of procedure nanl [2018-09-20 13:44:43,563 INFO L130 BoogieDeclarations]: Found specification of procedure __nanl [2018-09-20 13:44:43,563 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanl [2018-09-20 13:44:43,563 INFO L130 BoogieDeclarations]: Found specification of procedure isnanl [2018-09-20 13:44:43,563 INFO L130 BoogieDeclarations]: Found specification of procedure j0l [2018-09-20 13:44:43,563 INFO L130 BoogieDeclarations]: Found specification of procedure __j0l [2018-09-20 13:44:43,563 INFO L130 BoogieDeclarations]: Found specification of procedure j1l [2018-09-20 13:44:43,563 INFO L130 BoogieDeclarations]: Found specification of procedure __j1l [2018-09-20 13:44:43,564 INFO L130 BoogieDeclarations]: Found specification of procedure jnl [2018-09-20 13:44:43,564 INFO L130 BoogieDeclarations]: Found specification of procedure __jnl [2018-09-20 13:44:43,564 INFO L130 BoogieDeclarations]: Found specification of procedure y0l [2018-09-20 13:44:43,564 INFO L130 BoogieDeclarations]: Found specification of procedure __y0l [2018-09-20 13:44:43,564 INFO L130 BoogieDeclarations]: Found specification of procedure y1l [2018-09-20 13:44:43,564 INFO L130 BoogieDeclarations]: Found specification of procedure __y1l [2018-09-20 13:44:43,564 INFO L130 BoogieDeclarations]: Found specification of procedure ynl [2018-09-20 13:44:43,564 INFO L130 BoogieDeclarations]: Found specification of procedure __ynl [2018-09-20 13:44:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure erfl [2018-09-20 13:44:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure __erfl [2018-09-20 13:44:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure erfcl [2018-09-20 13:44:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcl [2018-09-20 13:44:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal [2018-09-20 13:44:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal [2018-09-20 13:44:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure tgammal [2018-09-20 13:44:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammal [2018-09-20 13:44:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure gammal [2018-09-20 13:44:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure __gammal [2018-09-20 13:44:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal_r [2018-09-20 13:44:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal_r [2018-09-20 13:44:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure rintl [2018-09-20 13:44:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure __rintl [2018-09-20 13:44:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterl [2018-09-20 13:44:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterl [2018-09-20 13:44:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardl [2018-09-20 13:44:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardl [2018-09-20 13:44:43,567 INFO L130 BoogieDeclarations]: Found specification of procedure remainderl [2018-09-20 13:44:43,570 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderl [2018-09-20 13:44:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnl [2018-09-20 13:44:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnl [2018-09-20 13:44:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbl [2018-09-20 13:44:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbl [2018-09-20 13:44:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnl [2018-09-20 13:44:43,574 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnl [2018-09-20 13:44:43,574 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintl [2018-09-20 13:44:43,574 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintl [2018-09-20 13:44:43,574 INFO L130 BoogieDeclarations]: Found specification of procedure roundl [2018-09-20 13:44:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure __roundl [2018-09-20 13:44:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure truncl [2018-09-20 13:44:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure __truncl [2018-09-20 13:44:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure remquol [2018-09-20 13:44:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure __remquol [2018-09-20 13:44:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure lrintl [2018-09-20 13:44:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintl [2018-09-20 13:44:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure llrintl [2018-09-20 13:44:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintl [2018-09-20 13:44:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure lroundl [2018-09-20 13:44:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundl [2018-09-20 13:44:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure llroundl [2018-09-20 13:44:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundl [2018-09-20 13:44:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure fdiml [2018-09-20 13:44:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure __fdiml [2018-09-20 13:44:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxl [2018-09-20 13:44:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxl [2018-09-20 13:44:43,577 INFO L130 BoogieDeclarations]: Found specification of procedure fminl [2018-09-20 13:44:43,577 INFO L130 BoogieDeclarations]: Found specification of procedure __fminl [2018-09-20 13:44:43,577 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyl [2018-09-20 13:44:43,577 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitl [2018-09-20 13:44:43,577 INFO L130 BoogieDeclarations]: Found specification of procedure fmal [2018-09-20 13:44:43,577 INFO L130 BoogieDeclarations]: Found specification of procedure __fmal [2018-09-20 13:44:43,577 INFO L130 BoogieDeclarations]: Found specification of procedure scalbl [2018-09-20 13:44:43,577 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbl [2018-09-20 13:44:43,577 INFO L130 BoogieDeclarations]: Found specification of procedure matherr [2018-09-20 13:44:43,577 INFO L130 BoogieDeclarations]: Found specification of procedure inductiveStepHunt [2018-09-20 13:44:43,578 INFO L130 BoogieDeclarations]: Found specification of procedure simplifiedInductiveStepHunt [2018-09-20 13:44:43,578 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 13:44:43,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 13:44:43,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 13:44:46,980 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 13:44:46,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:44:46 BoogieIcfgContainer [2018-09-20 13:44:46,981 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 13:44:46,983 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 13:44:46,983 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 13:44:46,987 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 13:44:46,987 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:44:42" (1/3) ... [2018-09-20 13:44:46,988 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@707fd323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:44:46, skipping insertion in model container [2018-09-20 13:44:46,988 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:44:43" (2/3) ... [2018-09-20 13:44:46,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@707fd323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:44:46, skipping insertion in model container [2018-09-20 13:44:46,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:44:46" (3/3) ... [2018-09-20 13:44:46,992 INFO L112 eAbstractionObserver]: Analyzing ICFG float-div1_true-unreach-call.i [2018-09-20 13:44:47,003 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 13:44:47,014 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-09-20 13:44:47,065 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 13:44:47,066 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 13:44:47,066 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 13:44:47,067 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 13:44:47,067 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 13:44:47,067 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 13:44:47,067 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 13:44:47,067 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 13:44:47,067 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 13:44:47,089 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2018-09-20 13:44:47,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-20 13:44:47,096 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:44:47,098 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:44:47,101 INFO L423 AbstractCegarLoop]: === Iteration 1 === [inductiveStepHuntErr0ASSERT_VIOLATIONERROR_FUNCTION, simplifiedInductiveStepHuntErr1ASSERT_VIOLATIONERROR_FUNCTION, simplifiedInductiveStepHuntErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:44:47,107 INFO L82 PathProgramCache]: Analyzing trace with hash 1940195677, now seen corresponding path program 1 times [2018-09-20 13:44:47,113 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:44:47,114 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/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 [2018-09-20 13:44:47,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:44:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:44:47,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:44:47,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:44:47,636 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:44:47,654 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:44:47,655 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-20 13:44:47,659 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-20 13:44:47,673 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-20 13:44:47,674 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 13:44:47,676 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 3 states. [2018-09-20 13:44:49,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:44:49,969 INFO L93 Difference]: Finished difference Result 54 states and 62 transitions. [2018-09-20 13:44:50,083 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-20 13:44:50,084 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2018-09-20 13:44:50,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:44:50,094 INFO L225 Difference]: With dead ends: 54 [2018-09-20 13:44:50,094 INFO L226 Difference]: Without dead ends: 22 [2018-09-20 13:44:50,098 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 13:44:50,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2018-09-20 13:44:50,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2018-09-20 13:44:50,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2018-09-20 13:44:50,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 21 transitions. [2018-09-20 13:44:50,136 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 21 transitions. Word has length 11 [2018-09-20 13:44:50,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:44:50,136 INFO L480 AbstractCegarLoop]: Abstraction has 22 states and 21 transitions. [2018-09-20 13:44:50,136 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-20 13:44:50,137 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 21 transitions. [2018-09-20 13:44:50,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-20 13:44:50,137 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:44:50,137 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:44:50,138 INFO L423 AbstractCegarLoop]: === Iteration 2 === [inductiveStepHuntErr0ASSERT_VIOLATIONERROR_FUNCTION, simplifiedInductiveStepHuntErr1ASSERT_VIOLATIONERROR_FUNCTION, simplifiedInductiveStepHuntErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:44:50,138 INFO L82 PathProgramCache]: Analyzing trace with hash 40108290, now seen corresponding path program 1 times [2018-09-20 13:44:50,139 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:44:50,139 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-09-20 13:44:50,148 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:44:50,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:44:51,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:44:53,043 WARN L178 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 70 DAG size of output: 31 [2018-09-20 13:44:55,297 WARN L797 $PredicateComparison]: unable to prove that (exists ((inductiveStepHunt_~startState (_ FloatingPoint 8 24))) (and (fp.lt ((_ to_fp 8 24) RNE (_ bv0 32)) inductiveStepHunt_~startState) (fp.isNormal ((_ to_fp 8 24) RNE inductiveStepHunt_~startState)) (= c_inductiveStepHunt_~oneAfter~0 (let ((.cse0 ((_ to_fp 8 24) RNE (/ 16777215.0 67108864.0)))) (fp.div RNE .cse0 (fp.div RNE (fp.add RNE inductiveStepHunt_~startState (fp.div RNE .cse0 inductiveStepHunt_~startState)) ((_ to_fp 8 24) RNE (_ bv2 32)))))))) is different from false [2018-09-20 13:44:57,397 WARN L819 $PredicateComparison]: unable to prove that (exists ((inductiveStepHunt_~startState (_ FloatingPoint 8 24))) (and (fp.lt ((_ to_fp 8 24) RNE (_ bv0 32)) inductiveStepHunt_~startState) (fp.isNormal ((_ to_fp 8 24) RNE inductiveStepHunt_~startState)) (= c_inductiveStepHunt_~oneAfter~0 (let ((.cse0 ((_ to_fp 8 24) RNE (/ 16777215.0 67108864.0)))) (fp.div RNE .cse0 (fp.div RNE (fp.add RNE inductiveStepHunt_~startState (fp.div RNE .cse0 inductiveStepHunt_~startState)) ((_ to_fp 8 24) RNE (_ bv2 32)))))))) is different from true [2018-09-20 13:45:03,737 WARN L797 $PredicateComparison]: unable to prove that (exists ((inductiveStepHunt_~startState (_ FloatingPoint 8 24))) (let ((.cse0 ((_ to_fp 8 24) RNE (_ bv0 32)))) (and (fp.lt .cse0 inductiveStepHunt_~startState) (not (fp.gt (let ((.cse1 ((_ to_fp 8 24) RNE (/ 16777215.0 67108864.0)))) (fp.div RNE .cse1 (fp.div RNE (fp.add RNE inductiveStepHunt_~startState (fp.div RNE .cse1 inductiveStepHunt_~startState)) ((_ to_fp 8 24) RNE (_ bv2 32))))) .cse0)) (fp.isNormal ((_ to_fp 8 24) RNE inductiveStepHunt_~startState))))) is different from false [2018-09-20 13:45:05,823 WARN L819 $PredicateComparison]: unable to prove that (exists ((inductiveStepHunt_~startState (_ FloatingPoint 8 24))) (let ((.cse0 ((_ to_fp 8 24) RNE (_ bv0 32)))) (and (fp.lt .cse0 inductiveStepHunt_~startState) (not (fp.gt (let ((.cse1 ((_ to_fp 8 24) RNE (/ 16777215.0 67108864.0)))) (fp.div RNE .cse1 (fp.div RNE (fp.add RNE inductiveStepHunt_~startState (fp.div RNE .cse1 inductiveStepHunt_~startState)) ((_ to_fp 8 24) RNE (_ bv2 32))))) .cse0)) (fp.isNormal ((_ to_fp 8 24) RNE inductiveStepHunt_~startState))))) is different from true [2018-09-20 13:45:05,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:05,826 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:05,840 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:05,840 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-20 13:45:05,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-20 13:45:05,842 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-20 13:45:05,843 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=19, Unknown=4, NotChecked=18, Total=56 [2018-09-20 13:45:05,843 INFO L87 Difference]: Start difference. First operand 22 states and 21 transitions. Second operand 8 states. [2018-09-20 13:45:06,207 WARN L178 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2018-09-20 13:45:08,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:08,559 INFO L93 Difference]: Finished difference Result 22 states and 21 transitions. [2018-09-20 13:45:08,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-09-20 13:45:08,678 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 13 [2018-09-20 13:45:08,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:08,679 INFO L225 Difference]: With dead ends: 22 [2018-09-20 13:45:08,679 INFO L226 Difference]: Without dead ends: 20 [2018-09-20 13:45:08,681 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 10.9s TimeCoverageRelationStatistics Valid=30, Invalid=46, Unknown=4, NotChecked=30, Total=110 [2018-09-20 13:45:08,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2018-09-20 13:45:08,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2018-09-20 13:45:08,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2018-09-20 13:45:08,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 19 transitions. [2018-09-20 13:45:08,686 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 19 transitions. Word has length 13 [2018-09-20 13:45:08,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:08,686 INFO L480 AbstractCegarLoop]: Abstraction has 20 states and 19 transitions. [2018-09-20 13:45:08,686 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-20 13:45:08,686 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 19 transitions. [2018-09-20 13:45:08,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-20 13:45:08,687 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:45:08,687 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:45:08,688 INFO L423 AbstractCegarLoop]: === Iteration 3 === [inductiveStepHuntErr0ASSERT_VIOLATIONERROR_FUNCTION, simplifiedInductiveStepHuntErr1ASSERT_VIOLATIONERROR_FUNCTION, simplifiedInductiveStepHuntErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:45:08,689 INFO L82 PathProgramCache]: Analyzing trace with hash 125414796, now seen corresponding path program 1 times [2018-09-20 13:45:08,690 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:45:08,690 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-20 13:45:08,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:45:09,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:45:09,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:45:11,008 WARN L178 SmtUtils]: Spent 988.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-20 13:45:11,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:45:11,665 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:45:11,680 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:45:11,681 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-20 13:45:11,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-20 13:45:11,681 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-20 13:45:11,681 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 13:45:11,682 INFO L87 Difference]: Start difference. First operand 20 states and 19 transitions. Second operand 3 states. [2018-09-20 13:45:11,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:45:11,684 INFO L93 Difference]: Finished difference Result 20 states and 19 transitions. [2018-09-20 13:45:11,684 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-20 13:45:11,684 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2018-09-20 13:45:11,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:45:11,685 INFO L225 Difference]: With dead ends: 20 [2018-09-20 13:45:11,685 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 13:45:11,686 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 13:45:11,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 13:45:11,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 13:45:11,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 13:45:11,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 13:45:11,687 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2018-09-20 13:45:11,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:45:11,687 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 13:45:11,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-20 13:45:11,688 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 13:45:11,688 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 13:45:11,695 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 13:45:11,846 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-09-20 13:45:11,846 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 13:45:11,846 INFO L426 ceAbstractionStarter]: For program point L370(line 370) no Hoare annotation was computed. [2018-09-20 13:45:11,846 INFO L426 ceAbstractionStarter]: For program point L370-1(line 370) no Hoare annotation was computed. [2018-09-20 13:45:11,846 INFO L426 ceAbstractionStarter]: For program point L370-3(lines 363 371) no Hoare annotation was computed. [2018-09-20 13:45:11,846 INFO L426 ceAbstractionStarter]: For program point L366(line 366) no Hoare annotation was computed. [2018-09-20 13:45:11,847 INFO L426 ceAbstractionStarter]: For program point L366-1(line 366) no Hoare annotation was computed. [2018-09-20 13:45:11,847 INFO L426 ceAbstractionStarter]: For program point L366-3(line 366) no Hoare annotation was computed. [2018-09-20 13:45:11,847 INFO L426 ceAbstractionStarter]: For program point L366-5(line 366) no Hoare annotation was computed. [2018-09-20 13:45:11,847 INFO L426 ceAbstractionStarter]: For program point L366-6(line 366) no Hoare annotation was computed. [2018-09-20 13:45:11,847 INFO L426 ceAbstractionStarter]: For program point L366-8(line 366) no Hoare annotation was computed. [2018-09-20 13:45:11,847 INFO L426 ceAbstractionStarter]: For program point inductiveStepHuntEXIT(lines 363 371) no Hoare annotation was computed. [2018-09-20 13:45:11,847 INFO L429 ceAbstractionStarter]: At program point inductiveStepHuntENTRY(lines 363 371) the Hoare annotation is: true [2018-09-20 13:45:11,848 INFO L426 ceAbstractionStarter]: For program point inductiveStepHuntErr0ASSERT_VIOLATIONERROR_FUNCTION(line 370) no Hoare annotation was computed. [2018-09-20 13:45:11,848 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 13:45:11,848 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-20 13:45:11,848 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 13:45:11,848 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 13:45:11,848 INFO L426 ceAbstractionStarter]: For program point L384(line 384) no Hoare annotation was computed. [2018-09-20 13:45:11,848 INFO L429 ceAbstractionStarter]: At program point L383(line 383) the Hoare annotation is: true [2018-09-20 13:45:11,848 INFO L429 ceAbstractionStarter]: At program point L383-1(line 383) the Hoare annotation is: true [2018-09-20 13:45:11,849 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 380 386) the Hoare annotation is: true [2018-09-20 13:45:11,849 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 380 386) no Hoare annotation was computed. [2018-09-20 13:45:11,849 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 380 386) no Hoare annotation was computed. [2018-09-20 13:45:11,849 INFO L426 ceAbstractionStarter]: For program point simplifiedInductiveStepHuntErr1ASSERT_VIOLATIONERROR_FUNCTION(line 378) no Hoare annotation was computed. [2018-09-20 13:45:11,849 INFO L426 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2018-09-20 13:45:11,849 INFO L426 ceAbstractionStarter]: For program point L377(line 377) no Hoare annotation was computed. [2018-09-20 13:45:11,849 INFO L426 ceAbstractionStarter]: For program point L377-1(line 377) no Hoare annotation was computed. [2018-09-20 13:45:11,849 INFO L426 ceAbstractionStarter]: For program point L378-2(lines 372 379) no Hoare annotation was computed. [2018-09-20 13:45:11,850 INFO L426 ceAbstractionStarter]: For program point simplifiedInductiveStepHuntErr0ASSERT_VIOLATIONERROR_FUNCTION(line 377) no Hoare annotation was computed. [2018-09-20 13:45:11,850 INFO L426 ceAbstractionStarter]: For program point L377-3(lines 373 379) no Hoare annotation was computed. [2018-09-20 13:45:11,850 INFO L426 ceAbstractionStarter]: For program point simplifiedInductiveStepHuntEXIT(lines 372 379) no Hoare annotation was computed. [2018-09-20 13:45:11,850 INFO L429 ceAbstractionStarter]: At program point simplifiedInductiveStepHuntENTRY(lines 372 379) the Hoare annotation is: true [2018-09-20 13:45:11,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:45:11 BoogieIcfgContainer [2018-09-20 13:45:11,857 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 13:45:11,858 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 13:45:11,858 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 13:45:11,861 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 13:45:11,862 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:44:46" (3/4) ... [2018-09-20 13:45:11,867 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 13:45:11,875 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 13:45:11,875 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure inductiveStepHunt [2018-09-20 13:45:11,876 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 13:45:11,876 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure simplifiedInductiveStepHunt [2018-09-20 13:45:11,883 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-09-20 13:45:11,883 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-09-20 13:45:11,884 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-09-20 13:45:11,973 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 13:45:11,973 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 13:45:11,974 INFO L168 Benchmark]: Toolchain (without parser) took 29644.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 953.2 MB in the beginning and 928.8 MB in the end (delta: 24.5 MB). Peak memory consumption was 157.1 MB. Max. memory is 11.5 GB. [2018-09-20 13:45:11,980 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:45:11,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 821.56 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 833.7 MB in the end (delta: 119.5 MB). Peak memory consumption was 119.5 MB. Max. memory is 11.5 GB. [2018-09-20 13:45:11,982 INFO L168 Benchmark]: Boogie Preprocessor took 135.93 ms. Allocated memory is still 1.0 GB. Free memory was 833.7 MB in the beginning and 828.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-20 13:45:11,982 INFO L168 Benchmark]: RCFGBuilder took 3688.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 828.4 MB in the beginning and 1.1 GB in the end (delta: -224.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2018-09-20 13:45:11,985 INFO L168 Benchmark]: TraceAbstraction took 24874.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 934.8 MB in the end (delta: 118.0 MB). Peak memory consumption was 118.0 MB. Max. memory is 11.5 GB. [2018-09-20 13:45:11,986 INFO L168 Benchmark]: Witness Printer took 115.27 ms. Allocated memory is still 1.2 GB. Free memory is still 928.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:45:11,999 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 821.56 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 833.7 MB in the end (delta: 119.5 MB). Peak memory consumption was 119.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 135.93 ms. Allocated memory is still 1.0 GB. Free memory was 833.7 MB in the beginning and 828.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3688.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 828.4 MB in the beginning and 1.1 GB in the end (delta: -224.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 24874.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 934.8 MB in the end (delta: 118.0 MB). Peak memory consumption was 118.0 MB. Max. memory is 11.5 GB. * Witness Printer took 115.27 ms. Allocated memory is still 1.2 GB. Free memory is still 928.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 370]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 378]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 377]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 33 locations, 3 error locations. SAFE Result, 24.7s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 5.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 60 SDtfs, 3 SDslu, 91 SDs, 0 SdLazy, 13 SolverSat, 1 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 12.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=33occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 9 PreInvPairs, 10 NumberOfFragments, 8 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 17.3s InterpolantComputationTime, 43 NumberOfCodeBlocks, 43 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 40 ConstructedInterpolants, 4 QuantifiedInterpolants, 3314 SizeOfPredicates, 10 NumberOfNonLiveVariables, 91 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...