./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/float-newlib/double_req_bl_0873b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/double_req_bl_0873b_true-unreach-call.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b9f1d4d604db7902b4170bb3ee6b57db84e8a88 ......................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/double_req_bl_0873b_true-unreach-call.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b9f1d4d604db7902b4170bb3ee6b57db84e8a88 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 09:05:16,961 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 09:05:16,963 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 09:05:16,976 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 09:05:16,976 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 09:05:16,978 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 09:05:16,979 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 09:05:16,982 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 09:05:16,983 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 09:05:16,984 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 09:05:16,985 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 09:05:16,986 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 09:05:16,987 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 09:05:16,988 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 09:05:16,989 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 09:05:16,990 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 09:05:16,991 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 09:05:16,993 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 09:05:16,995 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 09:05:16,997 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 09:05:16,998 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 09:05:16,999 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 09:05:17,002 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 09:05:17,002 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 09:05:17,002 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 09:05:17,003 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 09:05:17,004 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 09:05:17,005 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 09:05:17,006 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 09:05:17,007 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 09:05:17,008 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 09:05:17,008 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 09:05:17,008 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 09:05:17,009 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 09:05:17,010 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 09:05:17,011 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 09:05:17,011 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 09:05:17,027 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 09:05:17,027 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 09:05:17,029 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 09:05:17,029 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 09:05:17,030 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 09:05:17,030 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 09:05:17,030 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 09:05:17,030 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 09:05:17,030 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 09:05:17,030 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 09:05:17,031 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 09:05:17,032 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 09:05:17,032 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 09:05:17,032 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 09:05:17,032 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 09:05:17,032 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 09:05:17,032 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 09:05:17,033 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 09:05:17,033 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 09:05:17,033 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 09:05:17,033 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 09:05:17,033 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:05:17,034 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 09:05:17,034 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 09:05:17,034 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 09:05:17,034 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 09:05:17,034 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 09:05:17,034 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 09:05:17,035 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b9f1d4d604db7902b4170bb3ee6b57db84e8a88 [2019-01-12 09:05:17,074 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 09:05:17,091 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 09:05:17,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 09:05:17,102 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 09:05:17,102 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 09:05:17,103 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/double_req_bl_0873b_true-unreach-call.c [2019-01-12 09:05:17,169 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05e998be4/50869ced5d764ddbaa6bdcd5894765e0/FLAG9eb98fef7 [2019-01-12 09:05:17,690 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 09:05:17,691 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/double_req_bl_0873b_true-unreach-call.c [2019-01-12 09:05:17,702 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05e998be4/50869ced5d764ddbaa6bdcd5894765e0/FLAG9eb98fef7 [2019-01-12 09:05:17,970 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05e998be4/50869ced5d764ddbaa6bdcd5894765e0 [2019-01-12 09:05:17,974 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 09:05:17,976 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 09:05:17,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 09:05:17,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 09:05:17,982 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 09:05:17,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:05:17" (1/1) ... [2019-01-12 09:05:17,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36dd9e79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:05:17, skipping insertion in model container [2019-01-12 09:05:17,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:05:17" (1/1) ... [2019-01-12 09:05:17,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 09:05:18,053 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 09:05:18,426 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1670) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.lambda$35(StandardFunctionHandler.java:316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1321) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1898) 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:1514) 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:964) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1491) 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:964) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1343) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3447) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:190) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-01-12 09:05:18,438 INFO L168 Benchmark]: Toolchain (without parser) took 463.16 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 936.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-01-12 09:05:18,440 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:05:18,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 457.74 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 936.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-01-12 09:05:18,445 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 457.74 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 936.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:834) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-0ed9222-m [2019-01-12 09:05:20,590 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 09:05:20,591 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 09:05:20,604 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 09:05:20,605 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 09:05:20,606 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 09:05:20,607 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 09:05:20,610 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 09:05:20,611 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 09:05:20,613 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 09:05:20,614 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 09:05:20,614 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 09:05:20,615 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 09:05:20,617 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 09:05:20,618 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 09:05:20,619 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 09:05:20,620 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 09:05:20,622 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 09:05:20,625 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 09:05:20,627 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 09:05:20,628 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 09:05:20,630 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 09:05:20,633 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 09:05:20,633 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 09:05:20,633 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 09:05:20,635 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 09:05:20,636 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 09:05:20,636 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 09:05:20,638 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 09:05:20,639 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 09:05:20,639 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 09:05:20,640 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 09:05:20,640 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 09:05:20,640 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 09:05:20,641 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 09:05:20,643 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 09:05:20,643 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-12 09:05:20,659 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 09:05:20,659 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 09:05:20,661 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 09:05:20,661 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 09:05:20,661 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 09:05:20,661 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 09:05:20,662 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 09:05:20,663 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 09:05:20,663 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 09:05:20,663 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 09:05:20,663 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 09:05:20,663 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 09:05:20,663 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-12 09:05:20,664 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-12 09:05:20,664 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 09:05:20,664 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 09:05:20,664 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 09:05:20,664 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 09:05:20,664 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 09:05:20,666 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 09:05:20,666 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 09:05:20,666 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 09:05:20,666 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:05:20,667 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 09:05:20,667 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 09:05:20,667 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 09:05:20,667 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-12 09:05:20,667 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 09:05:20,668 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-12 09:05:20,669 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-12 09:05:20,669 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b9f1d4d604db7902b4170bb3ee6b57db84e8a88 [2019-01-12 09:05:20,706 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 09:05:20,719 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 09:05:20,723 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 09:05:20,725 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 09:05:20,725 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 09:05:20,726 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/double_req_bl_0873b_true-unreach-call.c [2019-01-12 09:05:20,783 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/035299daa/a0359f0f507b4f198898fae45a940084/FLAGeea204c14 [2019-01-12 09:05:21,280 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 09:05:21,281 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/double_req_bl_0873b_true-unreach-call.c [2019-01-12 09:05:21,293 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/035299daa/a0359f0f507b4f198898fae45a940084/FLAGeea204c14 [2019-01-12 09:05:21,594 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/035299daa/a0359f0f507b4f198898fae45a940084 [2019-01-12 09:05:21,597 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 09:05:21,599 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 09:05:21,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 09:05:21,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 09:05:21,605 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 09:05:21,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:05:21" (1/1) ... [2019-01-12 09:05:21,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64b37f12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:05:21, skipping insertion in model container [2019-01-12 09:05:21,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:05:21" (1/1) ... [2019-01-12 09:05:21,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 09:05:21,676 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 09:05:22,117 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:05:22,128 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 09:05:22,281 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:05:22,408 INFO L195 MainTranslator]: Completed translation [2019-01-12 09:05:22,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:05:22 WrapperNode [2019-01-12 09:05:22,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 09:05:22,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 09:05:22,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 09:05:22,410 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 09:05:22,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:05:22" (1/1) ... [2019-01-12 09:05:22,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:05:22" (1/1) ... [2019-01-12 09:05:22,549 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 09:05:22,550 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 09:05:22,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 09:05:22,550 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 09:05:22,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:05:22" (1/1) ... [2019-01-12 09:05:22,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:05:22" (1/1) ... [2019-01-12 09:05:22,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:05:22" (1/1) ... [2019-01-12 09:05:22,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:05:22" (1/1) ... [2019-01-12 09:05:22,677 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:05:22" (1/1) ... [2019-01-12 09:05:22,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:05:22" (1/1) ... [2019-01-12 09:05:22,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:05:22" (1/1) ... [2019-01-12 09:05:22,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 09:05:22,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 09:05:22,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 09:05:22,727 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 09:05:22,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:05:22" (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 [2019-01-12 09:05:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-01-12 09:05:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-01-12 09:05:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 09:05:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2019-01-12 09:05:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-12 09:05:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 09:05:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 09:05:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-12 09:05:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 09:05:23,436 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:23,582 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:23,613 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:23,676 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:26,336 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:28,553 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:30,798 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:31,790 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:34,008 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:45,375 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:45,448 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:46,121 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:51,061 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:51,180 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:52,158 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:53,028 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:53,086 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:53,130 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:54,351 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:54,498 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:54,561 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:54,617 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:54,658 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:55,239 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:55,278 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:55,377 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:05:55,467 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:06:00,122 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:06:02,529 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:06:09,680 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:06:10,657 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:06:10,759 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:06:13,238 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:06:13,241 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 09:06:13,243 INFO L286 CfgBuilder]: Removed 88 assue(true) statements. [2019-01-12 09:06:13,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:06:13 BoogieIcfgContainer [2019-01-12 09:06:13,245 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 09:06:13,246 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 09:06:13,246 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 09:06:13,249 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 09:06:13,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 09:05:21" (1/3) ... [2019-01-12 09:06:13,250 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@651e77f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:06:13, skipping insertion in model container [2019-01-12 09:06:13,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:05:22" (2/3) ... [2019-01-12 09:06:13,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@651e77f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:06:13, skipping insertion in model container [2019-01-12 09:06:13,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:06:13" (3/3) ... [2019-01-12 09:06:13,255 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0873b_true-unreach-call.c [2019-01-12 09:06:13,265 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 09:06:13,274 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 09:06:13,292 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 09:06:13,321 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 09:06:13,322 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 09:06:13,322 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 09:06:13,322 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 09:06:13,322 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 09:06:13,323 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 09:06:13,323 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 09:06:13,323 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 09:06:13,323 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 09:06:13,355 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states. [2019-01-12 09:06:13,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-01-12 09:06:13,366 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:06:13,368 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:06:13,371 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:06:13,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:06:13,380 INFO L82 PathProgramCache]: Analyzing trace with hash -1640331358, now seen corresponding path program 1 times [2019-01-12 09:06:13,386 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:06:13,387 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-01-12 09:06:13,399 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:06:13,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:06:13,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:06:13,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:06:13,558 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:06:13,576 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:06:13,576 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 09:06:13,581 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 09:06:13,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 09:06:13,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:06:13,598 INFO L87 Difference]: Start difference. First operand 210 states. Second operand 2 states. [2019-01-12 09:06:13,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:06:13,647 INFO L93 Difference]: Finished difference Result 418 states and 716 transitions. [2019-01-12 09:06:13,647 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 09:06:13,649 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-01-12 09:06:13,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:06:13,662 INFO L225 Difference]: With dead ends: 418 [2019-01-12 09:06:13,662 INFO L226 Difference]: Without dead ends: 207 [2019-01-12 09:06:13,667 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:06:13,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2019-01-12 09:06:13,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2019-01-12 09:06:13,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-01-12 09:06:13,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 285 transitions. [2019-01-12 09:06:13,722 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 285 transitions. Word has length 9 [2019-01-12 09:06:13,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:06:13,723 INFO L480 AbstractCegarLoop]: Abstraction has 207 states and 285 transitions. [2019-01-12 09:06:13,723 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 09:06:13,723 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 285 transitions. [2019-01-12 09:06:13,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-01-12 09:06:13,724 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:06:13,724 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:06:13,725 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:06:13,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:06:13,725 INFO L82 PathProgramCache]: Analyzing trace with hash 559153733, now seen corresponding path program 1 times [2019-01-12 09:06:13,727 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:06:13,728 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-01-12 09:06:13,737 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:06:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:06:13,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:06:14,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:06:14,238 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:06:14,249 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:06:14,249 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 09:06:14,251 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 09:06:14,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 09:06:14,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 09:06:14,252 INFO L87 Difference]: Start difference. First operand 207 states and 285 transitions. Second operand 5 states. [2019-01-12 09:06:14,521 WARN L181 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2019-01-12 09:06:23,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:06:23,335 INFO L93 Difference]: Finished difference Result 332 states and 449 transitions. [2019-01-12 09:06:23,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 09:06:23,483 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2019-01-12 09:06:23,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:06:23,485 INFO L225 Difference]: With dead ends: 332 [2019-01-12 09:06:23,485 INFO L226 Difference]: Without dead ends: 137 [2019-01-12 09:06:23,487 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 09:06:23,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-01-12 09:06:23,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 133. [2019-01-12 09:06:23,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2019-01-12 09:06:23,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 166 transitions. [2019-01-12 09:06:23,502 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 166 transitions. Word has length 11 [2019-01-12 09:06:23,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:06:23,503 INFO L480 AbstractCegarLoop]: Abstraction has 133 states and 166 transitions. [2019-01-12 09:06:23,503 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 09:06:23,503 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 166 transitions. [2019-01-12 09:06:23,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-01-12 09:06:23,504 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:06:23,505 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:06:23,505 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:06:23,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:06:23,505 INFO L82 PathProgramCache]: Analyzing trace with hash -305805344, now seen corresponding path program 1 times [2019-01-12 09:06:23,506 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:06:23,506 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-01-12 09:06:23,512 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:06:23,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:06:23,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:06:23,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:06:23,849 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:06:23,861 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:06:23,861 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 09:06:23,862 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 09:06:23,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 09:06:23,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 09:06:23,863 INFO L87 Difference]: Start difference. First operand 133 states and 166 transitions. Second operand 5 states. [2019-01-12 09:06:44,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:06:44,571 INFO L93 Difference]: Finished difference Result 141 states and 172 transitions. [2019-01-12 09:06:44,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 09:06:44,618 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2019-01-12 09:06:44,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:06:44,620 INFO L225 Difference]: With dead ends: 141 [2019-01-12 09:06:44,620 INFO L226 Difference]: Without dead ends: 137 [2019-01-12 09:06:44,621 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 09:06:44,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-01-12 09:06:44,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 133. [2019-01-12 09:06:44,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2019-01-12 09:06:44,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 164 transitions. [2019-01-12 09:06:44,637 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 164 transitions. Word has length 13 [2019-01-12 09:06:44,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:06:44,637 INFO L480 AbstractCegarLoop]: Abstraction has 133 states and 164 transitions. [2019-01-12 09:06:44,637 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 09:06:44,638 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 164 transitions. [2019-01-12 09:06:44,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-01-12 09:06:44,638 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:06:44,638 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:06:44,639 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:06:44,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:06:44,639 INFO L82 PathProgramCache]: Analyzing trace with hash -305745762, now seen corresponding path program 1 times [2019-01-12 09:06:44,640 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:06:44,640 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy 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) [2019-01-12 09:06:44,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-01-12 09:06:44,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:06:44,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:06:45,070 INFO L683 Elim1Store]: detected equality via solver [2019-01-12 09:06:45,073 INFO L683 Elim1Store]: detected equality via solver [2019-01-12 09:06:45,074 INFO L683 Elim1Store]: detected equality via solver [2019-01-12 09:06:45,076 INFO L683 Elim1Store]: detected equality via solver [2019-01-12 09:06:45,084 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 85 [2019-01-12 09:06:45,444 WARN L181 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 26 [2019-01-12 09:06:45,457 INFO L701 Elim1Store]: detected not equals via solver [2019-01-12 09:06:45,460 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 57 [2019-01-12 09:06:45,461 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-12 09:06:45,504 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 33 [2019-01-12 09:06:45,549 INFO L701 Elim1Store]: detected not equals via solver [2019-01-12 09:06:45,552 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2019-01-12 09:06:45,552 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-01-12 09:06:45,583 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-12 09:06:45,613 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2019-01-12 09:06:45,654 INFO L701 Elim1Store]: detected not equals via solver [2019-01-12 09:06:45,656 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2019-01-12 09:06:45,656 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-01-12 09:06:45,662 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-12 09:06:45,686 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-12 09:06:45,727 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-01-12 09:06:45,727 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:83, output treesize:40 [2019-01-12 09:06:45,876 INFO L683 Elim1Store]: detected equality via solver [2019-01-12 09:06:45,886 INFO L683 Elim1Store]: detected equality via solver [2019-01-12 09:06:45,889 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2019-01-12 09:06:45,989 INFO L701 Elim1Store]: detected not equals via solver [2019-01-12 09:06:45,989 INFO L683 Elim1Store]: detected equality via solver [2019-01-12 09:06:45,992 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 33 [2019-01-12 09:06:45,992 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-12 09:06:46,022 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2019-01-12 09:06:46,031 INFO L701 Elim1Store]: detected not equals via solver [2019-01-12 09:06:46,033 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2019-01-12 09:06:46,033 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-01-12 09:06:46,044 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-12 09:06:46,051 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-12 09:06:46,104 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2019-01-12 09:06:46,104 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:82, output treesize:54 [2019-01-12 09:06:46,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:06:46,280 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:06:46,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:06:46,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 09:06:46,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 09:06:46,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 09:06:46,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-12 09:06:46,300 INFO L87 Difference]: Start difference. First operand 133 states and 164 transitions. Second operand 6 states. [2019-01-12 09:06:46,674 WARN L181 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-01-12 09:06:46,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:06:46,781 INFO L93 Difference]: Finished difference Result 136 states and 168 transitions. [2019-01-12 09:06:46,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-12 09:06:46,783 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2019-01-12 09:06:46,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:06:46,784 INFO L225 Difference]: With dead ends: 136 [2019-01-12 09:06:46,784 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 09:06:46,785 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-12 09:06:46,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 09:06:46,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 09:06:46,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 09:06:46,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 09:06:46,786 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-01-12 09:06:46,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:06:46,787 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 09:06:46,787 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 09:06:46,787 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 09:06:46,787 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 09:06:46,792 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 09:06:47,043 INFO L444 ceAbstractionStarter]: At program point L35-2(lines 17 36) the Hoare annotation is: false [2019-01-12 09:06:47,043 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 499) no Hoare annotation was computed. [2019-01-12 09:06:47,043 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 302) no Hoare annotation was computed. [2019-01-12 09:06:47,044 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 508) no Hoare annotation was computed. [2019-01-12 09:06:47,044 INFO L448 ceAbstractionStarter]: For program point L501-2(lines 494 508) no Hoare annotation was computed. [2019-01-12 09:06:47,044 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 307) no Hoare annotation was computed. [2019-01-12 09:06:47,044 INFO L448 ceAbstractionStarter]: For program point L502(lines 502 507) no Hoare annotation was computed. [2019-01-12 09:06:47,044 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 306) no Hoare annotation was computed. [2019-01-12 09:06:47,044 INFO L448 ceAbstractionStarter]: For program point L372-1(lines 372 377) no Hoare annotation was computed. [2019-01-12 09:06:47,044 INFO L444 ceAbstractionStarter]: At program point L372-2(lines 372 377) the Hoare annotation is: false [2019-01-12 09:06:47,045 INFO L448 ceAbstractionStarter]: For program point L372-3(lines 372 377) no Hoare annotation was computed. [2019-01-12 09:06:47,045 INFO L448 ceAbstractionStarter]: For program point L505(lines 505 506) no Hoare annotation was computed. [2019-01-12 09:06:47,045 INFO L448 ceAbstractionStarter]: For program point L176(lines 176 190) no Hoare annotation was computed. [2019-01-12 09:06:47,045 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 44 49) no Hoare annotation was computed. [2019-01-12 09:06:47,045 INFO L444 ceAbstractionStarter]: At program point L44-2(lines 44 49) the Hoare annotation is: false [2019-01-12 09:06:47,045 INFO L448 ceAbstractionStarter]: For program point L44-3(lines 44 49) no Hoare annotation was computed. [2019-01-12 09:06:47,045 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 441 446) no Hoare annotation was computed. [2019-01-12 09:06:47,046 INFO L444 ceAbstractionStarter]: At program point L441-2(lines 441 446) the Hoare annotation is: false [2019-01-12 09:06:47,046 INFO L448 ceAbstractionStarter]: For program point L441-3(lines 441 446) no Hoare annotation was computed. [2019-01-12 09:06:47,046 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 189) no Hoare annotation was computed. [2019-01-12 09:06:47,046 INFO L448 ceAbstractionStarter]: For program point L112(lines 112 117) no Hoare annotation was computed. [2019-01-12 09:06:47,046 INFO L448 ceAbstractionStarter]: For program point L112-2(lines 112 117) no Hoare annotation was computed. [2019-01-12 09:06:47,046 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 578) no Hoare annotation was computed. [2019-01-12 09:06:47,046 INFO L448 ceAbstractionStarter]: For program point L311(lines 311 332) no Hoare annotation was computed. [2019-01-12 09:06:47,046 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 116) no Hoare annotation was computed. [2019-01-12 09:06:47,047 INFO L448 ceAbstractionStarter]: For program point L576(line 576) no Hoare annotation was computed. [2019-01-12 09:06:47,047 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 319) no Hoare annotation was computed. [2019-01-12 09:06:47,047 INFO L448 ceAbstractionStarter]: For program point L180(lines 180 188) no Hoare annotation was computed. [2019-01-12 09:06:47,047 INFO L448 ceAbstractionStarter]: For program point L313(lines 313 318) no Hoare annotation was computed. [2019-01-12 09:06:47,047 INFO L448 ceAbstractionStarter]: For program point L115(lines 115 116) no Hoare annotation was computed. [2019-01-12 09:06:47,047 INFO L448 ceAbstractionStarter]: For program point L513(lines 513 527) no Hoare annotation was computed. [2019-01-12 09:06:47,047 INFO L448 ceAbstractionStarter]: For program point L513-2(lines 513 527) no Hoare annotation was computed. [2019-01-12 09:06:47,048 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 318) no Hoare annotation was computed. [2019-01-12 09:06:47,048 INFO L448 ceAbstractionStarter]: For program point L183(lines 183 188) no Hoare annotation was computed. [2019-01-12 09:06:47,048 INFO L448 ceAbstractionStarter]: For program point L51(lines 51 63) no Hoare annotation was computed. [2019-01-12 09:06:47,048 INFO L448 ceAbstractionStarter]: For program point L51-2(lines 42 92) no Hoare annotation was computed. [2019-01-12 09:06:47,048 INFO L451 ceAbstractionStarter]: At program point L580(lines 562 581) the Hoare annotation is: true [2019-01-12 09:06:47,048 INFO L448 ceAbstractionStarter]: For program point L316(line 316) no Hoare annotation was computed. [2019-01-12 09:06:47,048 INFO L448 ceAbstractionStarter]: For program point L316-2(line 316) no Hoare annotation was computed. [2019-01-12 09:06:47,049 INFO L448 ceAbstractionStarter]: For program point L184(lines 184 185) no Hoare annotation was computed. [2019-01-12 09:06:47,049 INFO L448 ceAbstractionStarter]: For program point L184-2(lines 184 185) no Hoare annotation was computed. [2019-01-12 09:06:47,049 INFO L448 ceAbstractionStarter]: For program point L52(lines 52 53) no Hoare annotation was computed. [2019-01-12 09:06:47,049 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 391) no Hoare annotation was computed. [2019-01-12 09:06:47,049 INFO L448 ceAbstractionStarter]: For program point L383-1(lines 383 391) no Hoare annotation was computed. [2019-01-12 09:06:47,049 INFO L448 ceAbstractionStarter]: For program point L318(line 318) no Hoare annotation was computed. [2019-01-12 09:06:47,049 INFO L448 ceAbstractionStarter]: For program point L318-2(line 318) no Hoare annotation was computed. [2019-01-12 09:06:47,049 INFO L448 ceAbstractionStarter]: For program point L120(lines 120 131) no Hoare annotation was computed. [2019-01-12 09:06:47,050 INFO L448 ceAbstractionStarter]: For program point L120-2(lines 120 131) no Hoare annotation was computed. [2019-01-12 09:06:47,050 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 517 522) no Hoare annotation was computed. [2019-01-12 09:06:47,050 INFO L444 ceAbstractionStarter]: At program point L517-2(lines 517 522) the Hoare annotation is: false [2019-01-12 09:06:47,050 INFO L448 ceAbstractionStarter]: For program point L517-3(lines 517 522) no Hoare annotation was computed. [2019-01-12 09:06:47,050 INFO L444 ceAbstractionStarter]: At program point L121-2(lines 121 125) the Hoare annotation is: false [2019-01-12 09:06:47,050 INFO L448 ceAbstractionStarter]: For program point L121-3(lines 121 125) no Hoare annotation was computed. [2019-01-12 09:06:47,051 INFO L448 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2019-01-12 09:06:47,051 INFO L444 ceAbstractionStarter]: At program point L55-2(lines 55 59) the Hoare annotation is: false [2019-01-12 09:06:47,051 INFO L448 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2019-01-12 09:06:47,051 INFO L448 ceAbstractionStarter]: For program point L386-1(lines 386 390) no Hoare annotation was computed. [2019-01-12 09:06:47,051 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 325) no Hoare annotation was computed. [2019-01-12 09:06:47,051 INFO L444 ceAbstractionStarter]: At program point L386-2(lines 386 390) the Hoare annotation is: false [2019-01-12 09:06:47,051 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 453 458) no Hoare annotation was computed. [2019-01-12 09:06:47,052 INFO L444 ceAbstractionStarter]: At program point L453-2(lines 453 458) the Hoare annotation is: false [2019-01-12 09:06:47,052 INFO L448 ceAbstractionStarter]: For program point L453-3(lines 453 458) no Hoare annotation was computed. [2019-01-12 09:06:47,052 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 324) no Hoare annotation was computed. [2019-01-12 09:06:47,052 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 09:06:47,052 INFO L448 ceAbstractionStarter]: For program point L126-2(lines 126 127) no Hoare annotation was computed. [2019-01-12 09:06:47,052 INFO L444 ceAbstractionStarter]: At program point L126-3(lines 126 127) the Hoare annotation is: false [2019-01-12 09:06:47,052 INFO L448 ceAbstractionStarter]: For program point L126-4(lines 126 127) no Hoare annotation was computed. [2019-01-12 09:06:47,052 INFO L448 ceAbstractionStarter]: For program point L193(lines 193 194) no Hoare annotation was computed. [2019-01-12 09:06:47,053 INFO L448 ceAbstractionStarter]: For program point L193-2(lines 193 194) no Hoare annotation was computed. [2019-01-12 09:06:47,053 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 62) no Hoare annotation was computed. [2019-01-12 09:06:47,053 INFO L448 ceAbstractionStarter]: For program point L524(lines 524 525) no Hoare annotation was computed. [2019-01-12 09:06:47,053 INFO L448 ceAbstractionStarter]: For program point L524-2(lines 524 525) no Hoare annotation was computed. [2019-01-12 09:06:47,053 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 327) no Hoare annotation was computed. [2019-01-12 09:06:47,053 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 331) no Hoare annotation was computed. [2019-01-12 09:06:47,053 INFO L448 ceAbstractionStarter]: For program point L196-1(lines 196 201) no Hoare annotation was computed. [2019-01-12 09:06:47,053 INFO L444 ceAbstractionStarter]: At program point L196-2(lines 196 201) the Hoare annotation is: false [2019-01-12 09:06:47,054 INFO L448 ceAbstractionStarter]: For program point L196-3(lines 196 201) no Hoare annotation was computed. [2019-01-12 09:06:47,054 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 330) no Hoare annotation was computed. [2019-01-12 09:06:47,054 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 09:06:47,054 INFO L448 ceAbstractionStarter]: For program point L396(lines 396 404) no Hoare annotation was computed. [2019-01-12 09:06:47,054 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 529 534) no Hoare annotation was computed. [2019-01-12 09:06:47,054 INFO L444 ceAbstractionStarter]: At program point L529-2(lines 529 534) the Hoare annotation is: false [2019-01-12 09:06:47,054 INFO L448 ceAbstractionStarter]: For program point L529-3(lines 529 534) no Hoare annotation was computed. [2019-01-12 09:06:47,054 INFO L448 ceAbstractionStarter]: For program point L67(lines 67 68) no Hoare annotation was computed. [2019-01-12 09:06:47,055 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 404) no Hoare annotation was computed. [2019-01-12 09:06:47,055 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 137) no Hoare annotation was computed. [2019-01-12 09:06:47,055 INFO L448 ceAbstractionStarter]: For program point L134-2(lines 134 137) no Hoare annotation was computed. [2019-01-12 09:06:47,055 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 465 470) no Hoare annotation was computed. [2019-01-12 09:06:47,055 INFO L444 ceAbstractionStarter]: At program point L465-2(lines 465 470) the Hoare annotation is: false [2019-01-12 09:06:47,055 INFO L448 ceAbstractionStarter]: For program point L465-3(lines 465 470) no Hoare annotation was computed. [2019-01-12 09:06:47,055 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 77) no Hoare annotation was computed. [2019-01-12 09:06:47,056 INFO L448 ceAbstractionStarter]: For program point L268-1(lines 268 273) no Hoare annotation was computed. [2019-01-12 09:06:47,056 INFO L444 ceAbstractionStarter]: At program point L268-2(lines 268 273) the Hoare annotation is: (let ((.cse1 ((_ to_fp 11 53) roundNearestTiesToEven 1.0))) (let ((.cse0 (fp.neg .cse1))) (and (= ULTIMATE.start___ieee754_pow_~y (fp.div roundNearestTiesToEven .cse0 (_ +zero 11 53))) (= ULTIMATE.start___ieee754_pow_~x .cse0) (= .cse1 ~one_pow~0)))) [2019-01-12 09:06:47,056 INFO L444 ceAbstractionStarter]: At program point L202(lines 95 203) the Hoare annotation is: false [2019-01-12 09:06:47,056 INFO L448 ceAbstractionStarter]: For program point L70-1(lines 70 75) no Hoare annotation was computed. [2019-01-12 09:06:47,056 INFO L444 ceAbstractionStarter]: At program point L70-2(lines 70 75) the Hoare annotation is: false [2019-01-12 09:06:47,056 INFO L448 ceAbstractionStarter]: For program point L70-3(lines 70 75) no Hoare annotation was computed. [2019-01-12 09:06:47,056 INFO L448 ceAbstractionStarter]: For program point L336(lines 336 349) no Hoare annotation was computed. [2019-01-12 09:06:47,057 INFO L448 ceAbstractionStarter]: For program point L336-2(lines 261 560) no Hoare annotation was computed. [2019-01-12 09:06:47,057 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 348) no Hoare annotation was computed. [2019-01-12 09:06:47,057 INFO L448 ceAbstractionStarter]: For program point L206-1(lines 206 210) no Hoare annotation was computed. [2019-01-12 09:06:47,057 INFO L444 ceAbstractionStarter]: At program point L206-2(lines 206 210) the Hoare annotation is: false [2019-01-12 09:06:47,057 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 410) no Hoare annotation was computed. [2019-01-12 09:06:47,057 INFO L448 ceAbstractionStarter]: For program point L405-1(lines 379 472) no Hoare annotation was computed. [2019-01-12 09:06:47,058 INFO L448 ceAbstractionStarter]: For program point L339(lines 339 340) no Hoare annotation was computed. [2019-01-12 09:06:47,058 INFO L448 ceAbstractionStarter]: For program point L405-2(lines 405 410) no Hoare annotation was computed. [2019-01-12 09:06:47,058 INFO L448 ceAbstractionStarter]: For program point L339-2(lines 337 348) no Hoare annotation was computed. [2019-01-12 09:06:47,058 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 279) no Hoare annotation was computed. [2019-01-12 09:06:47,058 INFO L448 ceAbstractionStarter]: For program point L274-1(lines 261 560) no Hoare annotation was computed. [2019-01-12 09:06:47,058 INFO L448 ceAbstractionStarter]: For program point L274-2(lines 274 279) no Hoare annotation was computed. [2019-01-12 09:06:47,058 INFO L448 ceAbstractionStarter]: For program point L341(lines 341 346) no Hoare annotation was computed. [2019-01-12 09:06:47,058 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 345) no Hoare annotation was computed. [2019-01-12 09:06:47,059 INFO L448 ceAbstractionStarter]: For program point L78(lines 78 83) no Hoare annotation was computed. [2019-01-12 09:06:47,059 INFO L448 ceAbstractionStarter]: For program point L475(lines 475 476) no Hoare annotation was computed. [2019-01-12 09:06:47,059 INFO L448 ceAbstractionStarter]: For program point L475-2(lines 475 476) no Hoare annotation was computed. [2019-01-12 09:06:47,059 INFO L448 ceAbstractionStarter]: For program point L211(lines 211 216) no Hoare annotation was computed. [2019-01-12 09:06:47,059 INFO L448 ceAbstractionStarter]: For program point L211-1(lines 204 218) no Hoare annotation was computed. [2019-01-12 09:06:47,059 INFO L448 ceAbstractionStarter]: For program point L211-2(lines 211 216) no Hoare annotation was computed. [2019-01-12 09:06:47,059 INFO L444 ceAbstractionStarter]: At program point L145-2(lines 145 155) the Hoare annotation is: false [2019-01-12 09:06:47,059 INFO L448 ceAbstractionStarter]: For program point L79(lines 79 82) no Hoare annotation was computed. [2019-01-12 09:06:47,060 INFO L448 ceAbstractionStarter]: For program point L145-3(lines 145 155) no Hoare annotation was computed. [2019-01-12 09:06:47,060 INFO L448 ceAbstractionStarter]: For program point L344(lines 344 345) no Hoare annotation was computed. [2019-01-12 09:06:47,060 INFO L448 ceAbstractionStarter]: For program point L147(lines 147 151) no Hoare annotation was computed. [2019-01-12 09:06:47,060 INFO L448 ceAbstractionStarter]: For program point L147-2(lines 147 151) no Hoare annotation was computed. [2019-01-12 09:06:47,060 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 544 548) no Hoare annotation was computed. [2019-01-12 09:06:47,060 INFO L444 ceAbstractionStarter]: At program point L544-2(lines 544 548) the Hoare annotation is: false [2019-01-12 09:06:47,060 INFO L448 ceAbstractionStarter]: For program point L544-3(lines 544 548) no Hoare annotation was computed. [2019-01-12 09:06:47,061 INFO L448 ceAbstractionStarter]: For program point L479-1(lines 479 484) no Hoare annotation was computed. [2019-01-12 09:06:47,061 INFO L444 ceAbstractionStarter]: At program point L479-2(lines 479 484) the Hoare annotation is: false [2019-01-12 09:06:47,061 INFO L448 ceAbstractionStarter]: For program point L479-3(lines 479 484) no Hoare annotation was computed. [2019-01-12 09:06:47,061 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 284) no Hoare annotation was computed. [2019-01-12 09:06:47,061 INFO L444 ceAbstractionStarter]: At program point L217(lines 204 218) the Hoare annotation is: false [2019-01-12 09:06:47,061 INFO L448 ceAbstractionStarter]: For program point L85-1(lines 85 90) no Hoare annotation was computed. [2019-01-12 09:06:47,061 INFO L444 ceAbstractionStarter]: At program point L85-2(lines 85 90) the Hoare annotation is: false [2019-01-12 09:06:47,062 INFO L448 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-01-12 09:06:47,062 INFO L448 ceAbstractionStarter]: For program point L85-3(lines 85 90) no Hoare annotation was computed. [2019-01-12 09:06:47,062 INFO L444 ceAbstractionStarter]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-01-12 09:06:47,062 INFO L448 ceAbstractionStarter]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-01-12 09:06:47,062 INFO L444 ceAbstractionStarter]: At program point L19-6(lines 19 23) the Hoare annotation is: false [2019-01-12 09:06:47,062 INFO L448 ceAbstractionStarter]: For program point L19-9(lines 19 23) no Hoare annotation was computed. [2019-01-12 09:06:47,062 INFO L444 ceAbstractionStarter]: At program point L19-10(lines 19 23) the Hoare annotation is: false [2019-01-12 09:06:47,063 INFO L448 ceAbstractionStarter]: For program point L416-1(lines 416 421) no Hoare annotation was computed. [2019-01-12 09:06:47,063 INFO L444 ceAbstractionStarter]: At program point L416-2(lines 416 421) the Hoare annotation is: false [2019-01-12 09:06:47,063 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 09:06:47,063 INFO L448 ceAbstractionStarter]: For program point L416-3(lines 416 421) no Hoare annotation was computed. [2019-01-12 09:06:47,063 INFO L448 ceAbstractionStarter]: For program point L550(lines 550 558) no Hoare annotation was computed. [2019-01-12 09:06:47,063 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 292) no Hoare annotation was computed. [2019-01-12 09:06:47,064 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 576) no Hoare annotation was computed. [2019-01-12 09:06:47,064 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 472) no Hoare annotation was computed. [2019-01-12 09:06:47,064 INFO L448 ceAbstractionStarter]: For program point L288(lines 288 291) no Hoare annotation was computed. [2019-01-12 09:06:47,064 INFO L448 ceAbstractionStarter]: For program point L354-2(lines 354 472) no Hoare annotation was computed. [2019-01-12 09:06:47,064 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 28) no Hoare annotation was computed. [2019-01-12 09:06:47,064 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 17 36) no Hoare annotation was computed. [2019-01-12 09:06:47,064 INFO L448 ceAbstractionStarter]: For program point L24-3(lines 24 28) no Hoare annotation was computed. [2019-01-12 09:06:47,064 INFO L448 ceAbstractionStarter]: For program point L24-4(lines 17 36) no Hoare annotation was computed. [2019-01-12 09:06:47,065 INFO L448 ceAbstractionStarter]: For program point L24-6(lines 24 28) no Hoare annotation was computed. [2019-01-12 09:06:47,065 INFO L448 ceAbstractionStarter]: For program point L24-7(lines 17 36) no Hoare annotation was computed. [2019-01-12 09:06:47,065 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 553 558) no Hoare annotation was computed. [2019-01-12 09:06:47,065 INFO L444 ceAbstractionStarter]: At program point L553-2(lines 553 558) the Hoare annotation is: false [2019-01-12 09:06:47,065 INFO L448 ceAbstractionStarter]: For program point L553-3(lines 550 558) no Hoare annotation was computed. [2019-01-12 09:06:47,065 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 360) no Hoare annotation was computed. [2019-01-12 09:06:47,065 INFO L448 ceAbstractionStarter]: For program point L355-2(lines 354 379) no Hoare annotation was computed. [2019-01-12 09:06:47,065 INFO L444 ceAbstractionStarter]: At program point L91(lines 42 92) the Hoare annotation is: false [2019-01-12 09:06:47,066 INFO L448 ceAbstractionStarter]: For program point L488-1(lines 488 493) no Hoare annotation was computed. [2019-01-12 09:06:47,066 INFO L444 ceAbstractionStarter]: At program point L488-2(lines 488 493) the Hoare annotation is: false [2019-01-12 09:06:47,066 INFO L448 ceAbstractionStarter]: For program point L488-3(lines 261 560) no Hoare annotation was computed. [2019-01-12 09:06:47,066 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 357) no Hoare annotation was computed. [2019-01-12 09:06:47,066 INFO L444 ceAbstractionStarter]: At program point L158-2(lines 158 174) the Hoare annotation is: false [2019-01-12 09:06:47,066 INFO L448 ceAbstractionStarter]: For program point L158-3(lines 95 203) no Hoare annotation was computed. [2019-01-12 09:06:47,066 INFO L448 ceAbstractionStarter]: For program point L357(line 357) no Hoare annotation was computed. [2019-01-12 09:06:47,067 INFO L448 ceAbstractionStarter]: For program point L357-2(line 357) no Hoare annotation was computed. [2019-01-12 09:06:47,067 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 424 429) no Hoare annotation was computed. [2019-01-12 09:06:47,067 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 359) no Hoare annotation was computed. [2019-01-12 09:06:47,067 INFO L444 ceAbstractionStarter]: At program point L424-2(lines 424 429) the Hoare annotation is: false [2019-01-12 09:06:47,067 INFO L448 ceAbstractionStarter]: For program point L424-3(lines 424 429) no Hoare annotation was computed. [2019-01-12 09:06:47,067 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 09:06:47,068 INFO L448 ceAbstractionStarter]: For program point L359(line 359) no Hoare annotation was computed. [2019-01-12 09:06:47,068 INFO L448 ceAbstractionStarter]: For program point L359-2(line 359) no Hoare annotation was computed. [2019-01-12 09:06:47,068 INFO L448 ceAbstractionStarter]: For program point L161(lines 161 170) no Hoare annotation was computed. [2019-01-12 09:06:47,068 INFO L448 ceAbstractionStarter]: For program point L161-2(lines 161 170) no Hoare annotation was computed. [2019-01-12 09:06:47,068 INFO L448 ceAbstractionStarter]: For program point L29(lines 29 34) no Hoare annotation was computed. [2019-01-12 09:06:47,068 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 17 36) no Hoare annotation was computed. [2019-01-12 09:06:47,068 INFO L448 ceAbstractionStarter]: For program point L29-2(lines 29 34) no Hoare annotation was computed. [2019-01-12 09:06:47,068 INFO L448 ceAbstractionStarter]: For program point L29-3(lines 29 34) no Hoare annotation was computed. [2019-01-12 09:06:47,069 INFO L448 ceAbstractionStarter]: For program point L29-4(lines 17 36) no Hoare annotation was computed. [2019-01-12 09:06:47,069 INFO L448 ceAbstractionStarter]: For program point L29-5(lines 29 34) no Hoare annotation was computed. [2019-01-12 09:06:47,069 INFO L448 ceAbstractionStarter]: For program point L29-6(lines 29 34) no Hoare annotation was computed. [2019-01-12 09:06:47,069 INFO L448 ceAbstractionStarter]: For program point L29-7(lines 17 36) no Hoare annotation was computed. [2019-01-12 09:06:47,069 INFO L448 ceAbstractionStarter]: For program point L29-8(lines 29 34) no Hoare annotation was computed. [2019-01-12 09:06:47,069 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 309) no Hoare annotation was computed. [2019-01-12 09:06:47,069 INFO L448 ceAbstractionStarter]: For program point L294-1(lines 261 560) no Hoare annotation was computed. [2019-01-12 09:06:47,070 INFO L444 ceAbstractionStarter]: At program point L559(lines 261 560) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0))) (and (= .cse0 |ULTIMATE.start___ieee754_pow_#res|) (= .cse0 ~one_pow~0))) [2019-01-12 09:06:47,070 INFO L448 ceAbstractionStarter]: For program point L295(lines 295 308) no Hoare annotation was computed. [2019-01-12 09:06:47,070 INFO L448 ceAbstractionStarter]: For program point L163(lines 163 164) no Hoare annotation was computed. [2019-01-12 09:06:47,070 INFO L448 ceAbstractionStarter]: For program point L163-2(lines 163 164) no Hoare annotation was computed. [2019-01-12 09:06:47,070 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 500) no Hoare annotation was computed. [2019-01-12 09:06:47,070 INFO L448 ceAbstractionStarter]: For program point L363(line 363) no Hoare annotation was computed. [2019-01-12 09:06:47,070 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 308) no Hoare annotation was computed. [2019-01-12 09:06:47,071 INFO L448 ceAbstractionStarter]: For program point L363-2(line 363) no Hoare annotation was computed. [2019-01-12 09:06:47,071 INFO L448 ceAbstractionStarter]: For program point L364(lines 364 365) no Hoare annotation was computed. [2019-01-12 09:06:47,071 INFO L448 ceAbstractionStarter]: For program point L166(lines 166 167) no Hoare annotation was computed. [2019-01-12 09:06:47,071 INFO L448 ceAbstractionStarter]: For program point L166-2(lines 166 167) no Hoare annotation was computed. [2019-01-12 09:06:47,071 INFO L448 ceAbstractionStarter]: For program point L365(line 365) no Hoare annotation was computed. [2019-01-12 09:06:47,071 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 307) no Hoare annotation was computed. [2019-01-12 09:06:47,071 INFO L448 ceAbstractionStarter]: For program point L365-2(line 365) no Hoare annotation was computed. [2019-01-12 09:06:47,072 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 101 106) no Hoare annotation was computed. [2019-01-12 09:06:47,072 INFO L444 ceAbstractionStarter]: At program point L101-2(lines 101 106) the Hoare annotation is: false [2019-01-12 09:06:47,072 INFO L444 ceAbstractionStarter]: At program point L35(lines 17 36) the Hoare annotation is: false [2019-01-12 09:06:47,072 INFO L448 ceAbstractionStarter]: For program point L101-3(lines 95 203) no Hoare annotation was computed. [2019-01-12 09:06:47,072 INFO L444 ceAbstractionStarter]: At program point L35-1(lines 17 36) the Hoare annotation is: false [2019-01-12 09:06:47,101 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,102 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,103 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,103 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,109 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,112 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,112 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,112 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,113 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,114 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,114 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,114 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 09:06:47 BoogieIcfgContainer [2019-01-12 09:06:47,120 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 09:06:47,123 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 09:06:47,124 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 09:06:47,124 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 09:06:47,124 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:06:13" (3/4) ... [2019-01-12 09:06:47,129 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 09:06:47,168 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-01-12 09:06:47,168 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 09:06:47,168 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 09:06:47,351 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 09:06:47,352 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 09:06:47,353 INFO L168 Benchmark]: Toolchain (without parser) took 85755.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -180.9 MB). Peak memory consumption was 321.2 MB. Max. memory is 11.5 GB. [2019-01-12 09:06:47,354 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:06:47,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 808.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 70.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -102.5 MB). Peak memory consumption was 45.9 MB. Max. memory is 11.5 GB. [2019-01-12 09:06:47,355 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2019-01-12 09:06:47,356 INFO L168 Benchmark]: Boogie Preprocessor took 176.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2019-01-12 09:06:47,357 INFO L168 Benchmark]: RCFGBuilder took 50517.98 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 925.2 MB in the end (delta: 115.6 MB). Peak memory consumption was 115.6 MB. Max. memory is 11.5 GB. [2019-01-12 09:06:47,357 INFO L168 Benchmark]: TraceAbstraction took 33877.25 ms. Allocated memory is still 1.1 GB. Free memory was 925.2 MB in the beginning and 719.3 MB in the end (delta: 205.9 MB). Peak memory consumption was 205.9 MB. Max. memory is 11.5 GB. [2019-01-12 09:06:47,358 INFO L168 Benchmark]: Witness Printer took 228.40 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 93.3 MB). Free memory was 719.3 MB in the beginning and 1.1 GB in the end (delta: -414.3 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2019-01-12 09:06:47,363 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 808.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 70.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -102.5 MB). Peak memory consumption was 45.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 140.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 176.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 50517.98 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 925.2 MB in the end (delta: 115.6 MB). Peak memory consumption was 115.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 33877.25 ms. Allocated memory is still 1.1 GB. Free memory was 925.2 MB in the beginning and 719.3 MB in the end (delta: 205.9 MB). Peak memory consumption was 205.9 MB. Max. memory is 11.5 GB. * Witness Printer took 228.40 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 93.3 MB). Free memory was 719.3 MB in the beginning and 1.1 GB in the end (delta: -414.3 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 576]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 268]: Loop Invariant [2019-01-12 09:06:47,372 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,376 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,377 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,377 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,377 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,377 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,378 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,378 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (y == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) && x == ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == one_pow - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant [2019-01-12 09:06:47,378 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,379 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,379 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:06:47,379 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == \result && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == one_pow - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 210 locations, 1 error locations. SAFE Result, 33.7s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 30.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 599 SDtfs, 319 SDslu, 674 SDs, 0 SdLazy, 62 SolverSat, 15 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 26.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=210occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 36 LocationsWithAnnotation, 36 PreInvPairs, 39 NumberOfFragments, 66 HoareAnnotationTreeSize, 36 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 36 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 42 ConstructedInterpolants, 9 QuantifiedInterpolants, 5836 SizeOfPredicates, 21 NumberOfNonLiveVariables, 440 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: 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...