./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0270a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2880296f Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/float-newlib/double_req_bl_0270a.c -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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 36a331464187de28b12e5b04905e142d1ff0258d ............................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/float-newlib/double_req_bl_0270a.c -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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 36a331464187de28b12e5b04905e142d1ff0258d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-2880296 [2020-12-02 15:08:42,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:08:42,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:08:42,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:08:42,134 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:08:42,136 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:08:42,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:08:42,140 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:08:42,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:08:42,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:08:42,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:08:42,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:08:42,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:08:42,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:08:42,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:08:42,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:08:42,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:08:42,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:08:42,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:08:42,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:08:42,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:08:42,176 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:08:42,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:08:42,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:08:42,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:08:42,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:08:42,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:08:42,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:08:42,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:08:42,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:08:42,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:08:42,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:08:42,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:08:42,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:08:42,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:08:42,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:08:42,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:08:42,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:08:42,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:08:42,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:08:42,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:08:42,195 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-02 15:08:42,223 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:08:42,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:08:42,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:08:42,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:08:42,226 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:08:42,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:08:42,227 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:08:42,227 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-02 15:08:42,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:08:42,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:08:42,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:08:42,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:08:42,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:08:42,230 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:08:42,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:08:42,230 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:08:42,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:08:42,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:08:42,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:08:42,231 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:08:42,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:08:42,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:08:42,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:08:42,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:08:42,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:08:42,233 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-02 15:08:42,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-02 15:08:42,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:08:42,234 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:08:42,234 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36a331464187de28b12e5b04905e142d1ff0258d [2020-12-02 15:08:42,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:08:42,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:08:42,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:08:42,786 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:08:42,788 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:08:42,789 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0270a.c [2020-12-02 15:08:42,881 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2737525/d82f74a659da4bababfe8a384a1d092c/FLAG622add48e [2020-12-02 15:08:43,560 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:08:43,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0270a.c [2020-12-02 15:08:43,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2737525/d82f74a659da4bababfe8a384a1d092c/FLAG622add48e [2020-12-02 15:08:43,886 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2737525/d82f74a659da4bababfe8a384a1d092c [2020-12-02 15:08:43,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:08:43,891 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:08:43,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:08:43,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:08:43,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:08:43,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:08:43" (1/1) ... [2020-12-02 15:08:43,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78208009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:08:43, skipping insertion in model container [2020-12-02 15:08:43,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:08:43" (1/1) ... [2020-12-02 15:08:43,921 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:08:43,952 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:08:44,213 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: conversion from bitvector to float not supported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.transformBitvectorToFloat(IntegerTranslation.java:919) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.constructUnaryExpression(ExpressionTranslation.java:141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleUnaryArithmeticOperators(CExpressionTranslator.java:407) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2351) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1970) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1599) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1044) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1422) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2291) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:578) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:201) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-02 15:08:44,221 INFO L168 Benchmark]: Toolchain (without parser) took 328.46 ms. Allocated memory is still 46.1 MB. Free memory was 23.6 MB in the beginning and 24.0 MB in the end (delta: -420.6 kB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2020-12-02 15:08:44,222 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 37.7 MB. Free memory was 18.2 MB in the beginning and 18.2 MB in the end (delta: 27.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:08:44,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 322.52 ms. Allocated memory is still 46.1 MB. Free memory was 23.4 MB in the beginning and 24.0 MB in the end (delta: -617.8 kB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2020-12-02 15:08:44,225 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 37.7 MB. Free memory was 18.2 MB in the beginning and 18.2 MB in the end (delta: 27.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 322.52 ms. Allocated memory is still 46.1 MB. Free memory was 23.4 MB in the beginning and 24.0 MB in the end (delta: -617.8 kB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: conversion from bitvector to float not supported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: conversion from bitvector to float not supported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.transformBitvectorToFloat(IntegerTranslation.java:919) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-2880296 [2020-12-02 15:08:46,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:08:46,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:08:46,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:08:46,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:08:46,783 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:08:46,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:08:46,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:08:46,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:08:46,798 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:08:46,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:08:46,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:08:46,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:08:46,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:08:46,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:08:46,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:08:46,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:08:46,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:08:46,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:08:46,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:08:46,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:08:46,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:08:46,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:08:46,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:08:46,852 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:08:46,857 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:08:46,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:08:46,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:08:46,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:08:46,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:08:46,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:08:46,863 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:08:46,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:08:46,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:08:46,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:08:46,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:08:46,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:08:46,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:08:46,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:08:46,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:08:46,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:08:46,884 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-02 15:08:46,937 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:08:46,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:08:46,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:08:46,941 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:08:46,941 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:08:46,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:08:46,942 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:08:46,942 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:08:46,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:08:46,943 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:08:46,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:08:46,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:08:46,944 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-02 15:08:46,945 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-02 15:08:46,945 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:08:46,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:08:46,945 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:08:46,945 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:08:46,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:08:46,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:08:46,946 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:08:46,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:08:46,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:08:46,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:08:46,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:08:46,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:08:46,948 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-02 15:08:46,948 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-02 15:08:46,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:08:46,948 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:08:46,948 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-02 15:08:46,949 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36a331464187de28b12e5b04905e142d1ff0258d [2020-12-02 15:08:47,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:08:47,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:08:47,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:08:47,421 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:08:47,428 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:08:47,430 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0270a.c [2020-12-02 15:08:47,499 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc914b306/8786205ff0f54ff2b974cf62eed2f85d/FLAGec2365c7f [2020-12-02 15:08:48,258 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:08:48,260 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0270a.c [2020-12-02 15:08:48,273 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc914b306/8786205ff0f54ff2b974cf62eed2f85d/FLAGec2365c7f [2020-12-02 15:08:48,562 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc914b306/8786205ff0f54ff2b974cf62eed2f85d [2020-12-02 15:08:48,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:08:48,568 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:08:48,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:08:48,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:08:48,574 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:08:48,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:08:48" (1/1) ... [2020-12-02 15:08:48,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c92648c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:08:48, skipping insertion in model container [2020-12-02 15:08:48,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:08:48" (1/1) ... [2020-12-02 15:08:48,588 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:08:48,615 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:08:48,942 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0270a.c[5868,5881] [2020-12-02 15:08:48,945 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:08:48,963 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 15:08:49,059 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0270a.c[5868,5881] [2020-12-02 15:08:49,060 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:08:49,096 INFO L217 MainTranslator]: Completed translation [2020-12-02 15:08:49,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:08:49 WrapperNode [2020-12-02 15:08:49,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 15:08:49,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 15:08:49,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 15:08:49,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 15:08:49,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:08:49" (1/1) ... [2020-12-02 15:08:49,129 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:08:49" (1/1) ... [2020-12-02 15:08:49,185 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 15:08:49,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 15:08:49,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 15:08:49,187 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 15:08:49,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:08:49" (1/1) ... [2020-12-02 15:08:49,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:08:49" (1/1) ... [2020-12-02 15:08:49,210 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:08:49" (1/1) ... [2020-12-02 15:08:49,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:08:49" (1/1) ... [2020-12-02 15:08:49,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:08:49" (1/1) ... [2020-12-02 15:08:49,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:08:49" (1/1) ... [2020-12-02 15:08:49,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:08:49" (1/1) ... [2020-12-02 15:08:49,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 15:08:49,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 15:08:49,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 15:08:49,303 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 15:08:49,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:08:49" (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 [2020-12-02 15:08:49,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_DOUBLE [2020-12-02 15:08:49,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-12-02 15:08:49,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2020-12-02 15:08:49,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-02 15:08:49,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 15:08:49,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-02 15:08:49,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 15:08:49,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 15:08:49,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-02 15:08:49,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 15:09:11,436 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 15:09:11,436 INFO L298 CfgBuilder]: Removed 28 assume(true) statements. [2020-12-02 15:09:11,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:09:11 BoogieIcfgContainer [2020-12-02 15:09:11,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 15:09:11,440 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 15:09:11,441 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 15:09:11,444 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 15:09:11,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:08:48" (1/3) ... [2020-12-02 15:09:11,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12288688 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:09:11, skipping insertion in model container [2020-12-02 15:09:11,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:08:49" (2/3) ... [2020-12-02 15:09:11,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12288688 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:09:11, skipping insertion in model container [2020-12-02 15:09:11,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:09:11" (3/3) ... [2020-12-02 15:09:11,448 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0270a.c [2020-12-02 15:09:11,464 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 15:09:11,469 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 15:09:11,482 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 15:09:11,511 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 15:09:11,511 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 15:09:11,511 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 15:09:11,511 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 15:09:11,512 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 15:09:11,512 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 15:09:11,512 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 15:09:11,512 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 15:09:11,528 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2020-12-02 15:09:11,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-02 15:09:11,534 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:09:11,535 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:09:11,536 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:09:11,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:09:11,542 INFO L82 PathProgramCache]: Analyzing trace with hash 1035834224, now seen corresponding path program 1 times [2020-12-02 15:09:11,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:09:11,558 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [5806875] [2020-12-02 15:09:11,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-12-02 15:09:12,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:09:12,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-02 15:09:12,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:09:12,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:09:12,582 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:09:12,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:09:12,599 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [5806875] [2020-12-02 15:09:12,600 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:09:12,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-12-02 15:09:12,602 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815471869] [2020-12-02 15:09:12,609 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 15:09:12,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:09:12,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 15:09:12,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:09:12,632 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2020-12-02 15:09:12,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:09:12,678 INFO L93 Difference]: Finished difference Result 140 states and 230 transitions. [2020-12-02 15:09:12,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 15:09:12,681 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-12-02 15:09:12,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:09:12,693 INFO L225 Difference]: With dead ends: 140 [2020-12-02 15:09:12,694 INFO L226 Difference]: Without dead ends: 68 [2020-12-02 15:09:12,698 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:09:12,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2020-12-02 15:09:12,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2020-12-02 15:09:12,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2020-12-02 15:09:12,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 94 transitions. [2020-12-02 15:09:12,736 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 94 transitions. Word has length 10 [2020-12-02 15:09:12,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:09:12,736 INFO L481 AbstractCegarLoop]: Abstraction has 68 states and 94 transitions. [2020-12-02 15:09:12,736 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 15:09:12,737 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2020-12-02 15:09:12,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-02 15:09:12,737 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:09:12,737 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:09:12,949 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-02 15:09:12,949 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:09:12,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:09:12,951 INFO L82 PathProgramCache]: Analyzing trace with hash -744853926, now seen corresponding path program 1 times [2020-12-02 15:09:12,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:09:12,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1545344888] [2020-12-02 15:09:12,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-12-02 15:09:16,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:09:17,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-02 15:09:17,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:09:17,647 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-02 15:09:17,995 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2020-12-02 15:09:18,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:09:18,018 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:09:19,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:09:19,070 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1545344888] [2020-12-02 15:09:19,071 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:09:19,071 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-12-02 15:09:19,071 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760854862] [2020-12-02 15:09:19,073 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-02 15:09:19,073 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:09:19,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-02 15:09:19,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-02 15:09:19,075 INFO L87 Difference]: Start difference. First operand 68 states and 94 transitions. Second operand 8 states. [2020-12-02 15:09:19,431 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2020-12-02 15:09:19,724 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-12-02 15:09:21,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:09:21,606 INFO L93 Difference]: Finished difference Result 124 states and 171 transitions. [2020-12-02 15:09:21,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-02 15:09:21,611 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 11 [2020-12-02 15:09:21,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:09:21,612 INFO L225 Difference]: With dead ends: 124 [2020-12-02 15:09:21,612 INFO L226 Difference]: Without dead ends: 65 [2020-12-02 15:09:21,614 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-12-02 15:09:21,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2020-12-02 15:09:21,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2020-12-02 15:09:21,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2020-12-02 15:09:21,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 85 transitions. [2020-12-02 15:09:21,627 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 85 transitions. Word has length 11 [2020-12-02 15:09:21,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:09:21,628 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 85 transitions. [2020-12-02 15:09:21,628 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-02 15:09:21,628 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2020-12-02 15:09:21,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-02 15:09:21,628 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:09:21,629 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:09:21,842 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-02 15:09:21,843 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:09:21,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:09:21,845 INFO L82 PathProgramCache]: Analyzing trace with hash -1629311917, now seen corresponding path program 1 times [2020-12-02 15:09:21,846 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:09:21,846 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1975754264] [2020-12-02 15:09:21,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-12-02 15:09:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:09:22,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-02 15:09:22,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:09:22,349 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-12-02 15:09:22,615 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-12-02 15:09:22,922 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-12-02 15:09:22,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:09:22,935 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:09:23,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:09:23,733 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1975754264] [2020-12-02 15:09:23,733 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:09:23,733 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-12-02 15:09:23,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526521377] [2020-12-02 15:09:23,734 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-02 15:09:23,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:09:23,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-02 15:09:23,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-02 15:09:23,736 INFO L87 Difference]: Start difference. First operand 65 states and 85 transitions. Second operand 8 states. [2020-12-02 15:09:24,674 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-02 15:09:25,040 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2020-12-02 15:09:25,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:09:25,250 INFO L93 Difference]: Finished difference Result 69 states and 88 transitions. [2020-12-02 15:09:25,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-02 15:09:25,252 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 12 [2020-12-02 15:09:25,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:09:25,254 INFO L225 Difference]: With dead ends: 69 [2020-12-02 15:09:25,254 INFO L226 Difference]: Without dead ends: 65 [2020-12-02 15:09:25,254 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-12-02 15:09:25,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2020-12-02 15:09:25,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2020-12-02 15:09:25,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2020-12-02 15:09:25,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 84 transitions. [2020-12-02 15:09:25,265 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 84 transitions. Word has length 12 [2020-12-02 15:09:25,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:09:25,266 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 84 transitions. [2020-12-02 15:09:25,266 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-02 15:09:25,266 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2020-12-02 15:09:25,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-02 15:09:25,267 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:09:25,267 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:09:25,482 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-02 15:09:25,483 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:09:25,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:09:25,484 INFO L82 PathProgramCache]: Analyzing trace with hash -264969657, now seen corresponding path program 1 times [2020-12-02 15:09:25,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:09:25,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [36786160] [2020-12-02 15:09:25,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-12-02 15:09:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:09:32,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-02 15:09:32,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:09:32,305 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-02 15:09:32,646 WARN L197 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-12-02 15:09:33,673 WARN L197 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-12-02 15:09:33,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:09:33,695 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:09:41,689 WARN L197 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 27 [2020-12-02 15:09:44,278 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ULTIMATE.start_main_~x~0_8 (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_asin_#t~nondet56_13| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_ULTIMATE.start___ieee754_asin_#t~nondet56_13|) ((_ extract 62 52) |v_ULTIMATE.start___ieee754_asin_#t~nondet56_13|) ((_ extract 51 0) |v_ULTIMATE.start___ieee754_asin_#t~nondet56_13|))) (.cse1 (fp ((_ extract 63 63) v_ULTIMATE.start_main_~x~0_8) ((_ extract 62 52) v_ULTIMATE.start_main_~x~0_8) ((_ extract 51 0) v_ULTIMATE.start_main_~x~0_8)))) (or (fp.gt .cse0 (fp ((_ extract 63 63) c_~one_asin~0) ((_ extract 62 52) c_~one_asin~0) ((_ extract 51 0) c_~one_asin~0))) (not (= .cse1 (_ +zero 11 53))) (not (= .cse0 (fp.add c_~CRM (fp ((_ extract 63 63) c_~huge_asin~0) ((_ extract 62 52) c_~huge_asin~0) ((_ extract 51 0) c_~huge_asin~0)) .cse1)))))) is different from false [2020-12-02 15:09:44,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:09:44,498 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [36786160] [2020-12-02 15:09:44,499 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:09:44,499 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2020-12-02 15:09:44,499 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545058075] [2020-12-02 15:09:44,500 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-02 15:09:44,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:09:44,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-02 15:09:44,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=29, Unknown=1, NotChecked=10, Total=56 [2020-12-02 15:09:44,501 INFO L87 Difference]: Start difference. First operand 65 states and 84 transitions. Second operand 8 states. [2020-12-02 15:09:49,283 WARN L197 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2020-12-02 15:09:49,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:09:49,288 INFO L93 Difference]: Finished difference Result 65 states and 84 transitions. [2020-12-02 15:09:49,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-02 15:09:49,288 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2020-12-02 15:09:49,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:09:49,289 INFO L225 Difference]: With dead ends: 65 [2020-12-02 15:09:49,289 INFO L226 Difference]: Without dead ends: 0 [2020-12-02 15:09:49,290 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 48 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 16.0s TimeCoverageRelationStatistics Valid=23, Invalid=36, Unknown=1, NotChecked=12, Total=72 [2020-12-02 15:09:49,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-02 15:09:49,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-02 15:09:49,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-02 15:09:49,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-02 15:09:49,291 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2020-12-02 15:09:49,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:09:49,292 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-02 15:09:49,292 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-02 15:09:49,292 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-02 15:09:49,292 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-02 15:09:49,500 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-02 15:09:49,504 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-02 15:09:50,459 WARN L197 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 29 [2020-12-02 15:09:51,125 WARN L197 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2020-12-02 15:09:51,205 INFO L262 CegarLoopResult]: For program point L85(lines 85 94) no Hoare annotation was computed. [2020-12-02 15:09:51,205 INFO L262 CegarLoopResult]: For program point L85-2(lines 85 94) no Hoare annotation was computed. [2020-12-02 15:09:51,205 INFO L262 CegarLoopResult]: For program point L135(lines 135 140) no Hoare annotation was computed. [2020-12-02 15:09:51,205 INFO L262 CegarLoopResult]: For program point L135-1(lines 128 142) no Hoare annotation was computed. [2020-12-02 15:09:51,205 INFO L262 CegarLoopResult]: For program point L135-2(lines 135 140) no Hoare annotation was computed. [2020-12-02 15:09:51,205 INFO L262 CegarLoopResult]: For program point L36(lines 36 41) no Hoare annotation was computed. [2020-12-02 15:09:51,206 INFO L258 CegarLoopResult]: At program point L69-2(lines 69 79) the Hoare annotation is: false [2020-12-02 15:09:51,206 INFO L262 CegarLoopResult]: For program point L36-2(lines 36 41) no Hoare annotation was computed. [2020-12-02 15:09:51,206 INFO L262 CegarLoopResult]: For program point L69-3(lines 69 79) no Hoare annotation was computed. [2020-12-02 15:09:51,206 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-02 15:09:51,206 INFO L262 CegarLoopResult]: For program point L119-1(lines 119 124) no Hoare annotation was computed. [2020-12-02 15:09:51,206 INFO L258 CegarLoopResult]: At program point L119-2(lines 119 124) the Hoare annotation is: false [2020-12-02 15:09:51,207 INFO L262 CegarLoopResult]: For program point L119-3(lines 119 124) no Hoare annotation was computed. [2020-12-02 15:09:51,207 INFO L262 CegarLoopResult]: For program point L169(lines 169 195) no Hoare annotation was computed. [2020-12-02 15:09:51,207 INFO L262 CegarLoopResult]: For program point L103(lines 103 111) no Hoare annotation was computed. [2020-12-02 15:09:51,207 INFO L262 CegarLoopResult]: For program point L37(lines 37 40) no Hoare annotation was computed. [2020-12-02 15:09:51,207 INFO L262 CegarLoopResult]: For program point L87(lines 87 88) no Hoare annotation was computed. [2020-12-02 15:09:51,207 INFO L262 CegarLoopResult]: For program point L87-2(lines 87 88) no Hoare annotation was computed. [2020-12-02 15:09:51,207 INFO L262 CegarLoopResult]: For program point L71(lines 71 75) no Hoare annotation was computed. [2020-12-02 15:09:51,207 INFO L262 CegarLoopResult]: For program point L71-2(lines 71 75) no Hoare annotation was computed. [2020-12-02 15:09:51,208 INFO L262 CegarLoopResult]: For program point L171-1(lines 171 175) no Hoare annotation was computed. [2020-12-02 15:09:51,208 INFO L258 CegarLoopResult]: At program point L171-2(lines 171 175) the Hoare annotation is: false [2020-12-02 15:09:51,208 INFO L262 CegarLoopResult]: For program point L171-3(lines 169 180) no Hoare annotation was computed. [2020-12-02 15:09:51,210 INFO L262 CegarLoopResult]: For program point L39(lines 39 40) no Hoare annotation was computed. [2020-12-02 15:09:51,210 INFO L262 CegarLoopResult]: For program point L106(lines 106 111) no Hoare annotation was computed. [2020-12-02 15:09:51,210 INFO L262 CegarLoopResult]: For program point L90(lines 90 91) no Hoare annotation was computed. [2020-12-02 15:09:51,210 INFO L262 CegarLoopResult]: For program point L90-2(lines 90 91) no Hoare annotation was computed. [2020-12-02 15:09:51,210 INFO L262 CegarLoopResult]: For program point L206(lines 206 222) no Hoare annotation was computed. [2020-12-02 15:09:51,210 INFO L262 CegarLoopResult]: For program point L206-2(lines 160 227) no Hoare annotation was computed. [2020-12-02 15:09:51,210 INFO L262 CegarLoopResult]: For program point L107(lines 107 108) no Hoare annotation was computed. [2020-12-02 15:09:51,210 INFO L262 CegarLoopResult]: For program point L107-2(lines 107 108) no Hoare annotation was computed. [2020-12-02 15:09:51,211 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-02 15:09:51,211 INFO L262 CegarLoopResult]: For program point L58(lines 58 61) no Hoare annotation was computed. [2020-12-02 15:09:51,211 INFO L262 CegarLoopResult]: For program point L58-2(lines 58 61) no Hoare annotation was computed. [2020-12-02 15:09:51,212 INFO L258 CegarLoopResult]: At program point L141(lines 128 142) the Hoare annotation is: false [2020-12-02 15:09:51,212 INFO L258 CegarLoopResult]: At program point L125(lines 20 126) the Hoare annotation is: false [2020-12-02 15:09:51,212 INFO L262 CegarLoopResult]: For program point L26-1(lines 26 31) no Hoare annotation was computed. [2020-12-02 15:09:51,212 INFO L258 CegarLoopResult]: At program point L26-2(lines 26 31) the Hoare annotation is: false [2020-12-02 15:09:51,212 INFO L262 CegarLoopResult]: For program point L26-3(lines 20 126) no Hoare annotation was computed. [2020-12-02 15:09:51,218 INFO L262 CegarLoopResult]: For program point L241(lines 241 244) no Hoare annotation was computed. [2020-12-02 15:09:51,218 INFO L262 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-12-02 15:09:51,218 INFO L262 CegarLoopResult]: For program point L44(lines 44 55) no Hoare annotation was computed. [2020-12-02 15:09:51,218 INFO L262 CegarLoopResult]: For program point L44-2(lines 44 55) no Hoare annotation was computed. [2020-12-02 15:09:51,219 INFO L258 CegarLoopResult]: At program point L226(lines 160 227) the Hoare annotation is: (and (= ULTIMATE.start_main_~x~0 |ULTIMATE.start___ieee754_asin_#res|) (= (fp ((_ extract 63 63) ULTIMATE.start_main_~x~0) ((_ extract 62 52) ULTIMATE.start_main_~x~0) ((_ extract 51 0) ULTIMATE.start_main_~x~0)) (_ +zero 11 53)) (exists ((ULTIMATE.start___ieee754_asin_~x (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) ULTIMATE.start___ieee754_asin_~x) ((_ extract 62 52) ULTIMATE.start___ieee754_asin_~x) ((_ extract 51 0) ULTIMATE.start___ieee754_asin_~x))) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) ULTIMATE.start___ieee754_asin_~x)) ULTIMATE.start___ieee754_asin_~ix~0))) (= ULTIMATE.start___ieee754_asin_~x ULTIMATE.start_main_~x~0) (exists ((ULTIMATE.start___ieee754_asin_~x (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) ULTIMATE.start___ieee754_asin_~x) ((_ extract 62 52) ULTIMATE.start___ieee754_asin_~x) ((_ extract 51 0) ULTIMATE.start___ieee754_asin_~x))) (= ((_ extract 63 32) ULTIMATE.start___ieee754_asin_~x) ULTIMATE.start___ieee754_asin_~hx~0)))) [2020-12-02 15:09:51,219 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-02 15:09:51,219 INFO L258 CegarLoopResult]: At program point L45-2(lines 45 49) the Hoare annotation is: false [2020-12-02 15:09:51,219 INFO L262 CegarLoopResult]: For program point L45-3(lines 45 49) no Hoare annotation was computed. [2020-12-02 15:09:51,219 INFO L262 CegarLoopResult]: For program point L211-1(lines 211 216) no Hoare annotation was computed. [2020-12-02 15:09:51,219 INFO L258 CegarLoopResult]: At program point L211-2(lines 211 216) the Hoare annotation is: false [2020-12-02 15:09:51,219 INFO L262 CegarLoopResult]: For program point L211-3(lines 211 216) no Hoare annotation was computed. [2020-12-02 15:09:51,220 INFO L262 CegarLoopResult]: For program point L163-1(lines 163 167) no Hoare annotation was computed. [2020-12-02 15:09:51,220 INFO L258 CegarLoopResult]: At program point L163-2(lines 163 167) the Hoare annotation is: (and (= (fp ((_ extract 63 63) ~huge_asin~0) ((_ extract 62 52) ~huge_asin~0) ((_ extract 51 0) ~huge_asin~0)) ((_ to_fp 11 53) ~CRM 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) (= roundNearestTiesToEven ~CRM) (= (fp ((_ extract 63 63) ULTIMATE.start_main_~x~0) ((_ extract 62 52) ULTIMATE.start_main_~x~0) ((_ extract 51 0) ULTIMATE.start_main_~x~0)) (_ +zero 11 53)) (= ULTIMATE.start___ieee754_asin_~x ULTIMATE.start_main_~x~0) (= (fp ((_ extract 63 63) ~one_asin~0) ((_ extract 62 52) ~one_asin~0) ((_ extract 51 0) ~one_asin~0)) ((_ to_fp 11 53) ~CRM 1.0))) [2020-12-02 15:09:51,220 INFO L262 CegarLoopResult]: For program point L130-1(lines 130 134) no Hoare annotation was computed. [2020-12-02 15:09:51,220 INFO L262 CegarLoopResult]: For program point L163-3(lines 163 167) no Hoare annotation was computed. [2020-12-02 15:09:51,220 INFO L258 CegarLoopResult]: At program point L130-2(lines 130 134) the Hoare annotation is: false [2020-12-02 15:09:51,220 INFO L265 CegarLoopResult]: At program point L246(lines 229 247) the Hoare annotation is: true [2020-12-02 15:09:51,220 INFO L262 CegarLoopResult]: For program point L180(lines 180 195) no Hoare annotation was computed. [2020-12-02 15:09:51,220 INFO L262 CegarLoopResult]: For program point L180-1(lines 180 195) no Hoare annotation was computed. [2020-12-02 15:09:51,221 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-02 15:09:51,221 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 242) no Hoare annotation was computed. [2020-12-02 15:09:51,223 INFO L262 CegarLoopResult]: For program point L181(lines 181 194) no Hoare annotation was computed. [2020-12-02 15:09:51,223 INFO L258 CegarLoopResult]: At program point L82-2(lines 82 98) the Hoare annotation is: false [2020-12-02 15:09:51,223 INFO L262 CegarLoopResult]: For program point L82-3(lines 20 126) no Hoare annotation was computed. [2020-12-02 15:09:51,223 INFO L262 CegarLoopResult]: For program point L99(lines 99 113) no Hoare annotation was computed. [2020-12-02 15:09:51,223 INFO L262 CegarLoopResult]: For program point L182(lines 182 183) no Hoare annotation was computed. [2020-12-02 15:09:51,223 INFO L262 CegarLoopResult]: For program point L116(lines 116 117) no Hoare annotation was computed. [2020-12-02 15:09:51,223 INFO L262 CegarLoopResult]: For program point L116-2(lines 116 117) no Hoare annotation was computed. [2020-12-02 15:09:51,223 INFO L262 CegarLoopResult]: For program point L50-2(lines 50 51) no Hoare annotation was computed. [2020-12-02 15:09:51,224 INFO L258 CegarLoopResult]: At program point L50-3(lines 50 51) the Hoare annotation is: false [2020-12-02 15:09:51,224 INFO L262 CegarLoopResult]: For program point L50-4(lines 50 51) no Hoare annotation was computed. [2020-12-02 15:09:51,224 INFO L262 CegarLoopResult]: For program point L101(lines 101 112) no Hoare annotation was computed. [2020-12-02 15:09:51,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:09:51,246 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:09:51,255 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,256 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,256 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,256 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,256 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,256 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,256 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,257 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,258 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,258 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,258 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,259 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,259 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,259 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,260 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,260 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:09:51 BoogieIcfgContainer [2020-12-02 15:09:51,264 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 15:09:51,265 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 15:09:51,265 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 15:09:51,265 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 15:09:51,266 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:09:11" (3/4) ... [2020-12-02 15:09:51,270 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-02 15:09:51,301 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2020-12-02 15:09:51,302 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-02 15:09:51,302 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 15:09:51,303 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 15:09:51,338 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((x == \result && ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]) == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_asin_~x : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asin_~x[63:63], ULTIMATE.start___ieee754_asin_~x[62:52], ULTIMATE.start___ieee754_asin_~x[51:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_asin_~x[63:32]) == ix)) && x == x) && (\exists ULTIMATE.start___ieee754_asin_~x : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asin_~x[63:63], ULTIMATE.start___ieee754_asin_~x[62:52], ULTIMATE.start___ieee754_asin_~x[51:0]) && ULTIMATE.start___ieee754_asin_~x[63:32] == hx) [2020-12-02 15:09:51,445 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-12-02 15:09:51,446 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 15:09:51,447 INFO L168 Benchmark]: Toolchain (without parser) took 62879.04 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 22.6 MB in the beginning and 28.9 MB in the end (delta: -6.3 MB). Peak memory consumption was 22.0 MB. Max. memory is 16.1 GB. [2020-12-02 15:09:51,447 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 37.7 MB. Free memory is still 19.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:09:51,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 528.04 ms. Allocated memory is still 46.1 MB. Free memory was 22.4 MB in the beginning and 25.8 MB in the end (delta: -3.4 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. [2020-12-02 15:09:51,448 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.94 ms. Allocated memory is still 46.1 MB. Free memory was 25.8 MB in the beginning and 21.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-02 15:09:51,449 INFO L168 Benchmark]: Boogie Preprocessor took 113.12 ms. Allocated memory is still 46.1 MB. Free memory was 21.7 MB in the beginning and 27.0 MB in the end (delta: -5.3 MB). Peak memory consumption was 6.0 MB. Max. memory is 16.1 GB. [2020-12-02 15:09:51,449 INFO L168 Benchmark]: RCFGBuilder took 22138.09 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 26.9 MB in the beginning and 28.4 MB in the end (delta: -1.5 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2020-12-02 15:09:51,450 INFO L168 Benchmark]: TraceAbstraction took 39823.72 ms. Allocated memory is still 56.6 MB. Free memory was 27.8 MB in the beginning and 18.6 MB in the end (delta: 9.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-02 15:09:51,450 INFO L168 Benchmark]: Witness Printer took 180.99 ms. Allocated memory is still 56.6 MB. Free memory was 18.6 MB in the beginning and 28.9 MB in the end (delta: -10.3 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.1 GB. [2020-12-02 15:09:51,453 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 37.7 MB. Free memory is still 19.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 528.04 ms. Allocated memory is still 46.1 MB. Free memory was 22.4 MB in the beginning and 25.8 MB in the end (delta: -3.4 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 86.94 ms. Allocated memory is still 46.1 MB. Free memory was 25.8 MB in the beginning and 21.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 113.12 ms. Allocated memory is still 46.1 MB. Free memory was 21.7 MB in the beginning and 27.0 MB in the end (delta: -5.3 MB). Peak memory consumption was 6.0 MB. Max. memory is 16.1 GB. * RCFGBuilder took 22138.09 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 26.9 MB in the beginning and 28.4 MB in the end (delta: -1.5 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 39823.72 ms. Allocated memory is still 56.6 MB. Free memory was 27.8 MB in the beginning and 18.6 MB in the end (delta: 9.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Witness Printer took 180.99 ms. Allocated memory is still 56.6 MB. Free memory was 18.6 MB in the beginning and 28.9 MB in the end (delta: -10.3 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 242]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 82]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 45]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 163]: Loop Invariant [2020-12-02 15:09:51,465 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:09:51,470 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((~fp~LONGDOUBLE(huge_asin[63:63], huge_asin[62:52], huge_asin[51:0]) == ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, 1.0E300) && ~roundNearestTiesToEven == unknown-~CRM-unknown) && ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]) == ~Pluszero~LONGDOUBLE()) && x == x) && ~fp~LONGDOUBLE(one_asin[63:63], one_asin[62:52], one_asin[51:0]) == ~to_fp~LONGDOUBLE(unknown-~CRM-unknown, 1.0) - InvariantResult [Line: 160]: Loop Invariant [2020-12-02 15:09:51,479 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,479 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,479 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,479 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,480 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,480 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,480 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,480 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,481 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,484 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,484 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,484 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,484 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,485 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,485 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] [2020-12-02 15:09:51,485 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asin_~x,QUANTIFIED] Derived loop invariant: (((x == \result && ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]) == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_asin_~x : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asin_~x[63:63], ULTIMATE.start___ieee754_asin_~x[62:52], ULTIMATE.start___ieee754_asin_~x[51:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_asin_~x[63:32]) == ix)) && x == x) && (\exists ULTIMATE.start___ieee754_asin_~x : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asin_~x[63:63], ULTIMATE.start___ieee754_asin_~x[62:52], ULTIMATE.start___ieee754_asin_~x[51:0]) && ULTIMATE.start___ieee754_asin_~x[63:32] == hx) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 37.9s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 8.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 258 SDtfs, 567 SDslu, 242 SDs, 0 SdLazy, 45 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 120 GetRequests, 96 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 20.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 14 LocationsWithAnnotation, 14 PreInvPairs, 17 NumberOfFragments, 98 HoareAnnotationTreeSize, 14 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 14 FomulaSimplificationsInter, 18 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 10.9s SatisfiabilityAnalysisTime, 16.7s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 114 ConstructedInterpolants, 13 QuantifiedInterpolants, 21785 SizeOfPredicates, 16 NumberOfNonLiveVariables, 354 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...