./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0870b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3e5ce664 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0870b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 37fec5d7ed29dab502f1e360b2a11cf626d52ce7 ................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0870b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 37fec5d7ed29dab502f1e360b2a11cf626d52ce7 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-3e5ce66 [2020-12-02 21:30:41,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 21:30:41,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 21:30:41,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 21:30:41,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 21:30:41,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 21:30:41,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 21:30:41,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 21:30:41,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 21:30:41,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 21:30:41,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 21:30:41,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 21:30:41,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 21:30:41,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 21:30:41,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 21:30:41,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 21:30:41,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 21:30:41,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 21:30:41,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 21:30:41,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 21:30:41,533 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 21:30:41,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 21:30:41,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 21:30:41,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 21:30:41,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 21:30:41,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 21:30:41,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 21:30:41,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 21:30:41,547 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 21:30:41,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 21:30:41,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 21:30:41,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 21:30:41,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 21:30:41,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 21:30:41,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 21:30:41,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 21:30:41,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 21:30:41,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 21:30:41,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 21:30:41,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 21:30:41,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 21:30:41,562 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-02 21:30:41,591 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 21:30:41,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 21:30:41,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 21:30:41,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 21:30:41,594 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 21:30:41,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 21:30:41,594 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 21:30:41,595 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-02 21:30:41,595 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 21:30:41,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 21:30:41,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 21:30:41,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 21:30:41,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 21:30:41,596 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 21:30:41,596 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 21:30:41,597 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 21:30:41,597 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 21:30:41,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 21:30:41,597 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 21:30:41,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 21:30:41,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 21:30:41,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 21:30:41,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 21:30:41,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 21:30:41,599 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-02 21:30:41,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-02 21:30:41,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 21:30:41,600 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 21:30:41,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37fec5d7ed29dab502f1e360b2a11cf626d52ce7 [2020-12-02 21:30:42,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 21:30:42,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 21:30:42,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 21:30:42,120 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 21:30:42,120 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 21:30:42,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0870b.c [2020-12-02 21:30:42,214 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/456d0de23/1b630e585e3b4f23934c5bc01aad7fd7/FLAGba2d0ebe4 [2020-12-02 21:30:42,874 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 21:30:42,875 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0870b.c [2020-12-02 21:30:42,888 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/456d0de23/1b630e585e3b4f23934c5bc01aad7fd7/FLAGba2d0ebe4 [2020-12-02 21:30:43,181 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/456d0de23/1b630e585e3b4f23934c5bc01aad7fd7 [2020-12-02 21:30:43,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 21:30:43,189 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 21:30:43,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 21:30:43,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 21:30:43,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 21:30:43,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:30:43" (1/1) ... [2020-12-02 21:30:43,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78b3335c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:43, skipping insertion in model container [2020-12-02 21:30:43,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:30:43" (1/1) ... [2020-12-02 21:30:43,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 21:30:43,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-02 21:30:43,594 FATAL L? ?]: 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:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1702) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$41(StandardFunctionHandler.java:358) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1402) 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:1972) 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:1601) 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:1046) 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:1578) 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:1046) 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:1424) 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:3212) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-02 21:30:43,602 INFO L168 Benchmark]: Toolchain (without parser) took 411.64 ms. Allocated memory is still 54.5 MB. Free memory was 30.7 MB in the beginning and 32.3 MB in the end (delta: -1.6 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2020-12-02 21:30:43,603 INFO L168 Benchmark]: CDTParser took 0.69 ms. Allocated memory is still 44.0 MB. Free memory was 23.6 MB in the beginning and 23.5 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 21:30:43,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 406.13 ms. Allocated memory is still 54.5 MB. Free memory was 30.5 MB in the beginning and 32.3 MB in the end (delta: -1.8 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2020-12-02 21:30:43,607 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 ms. Allocated memory is still 44.0 MB. Free memory was 23.6 MB in the beginning and 23.5 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 406.13 ms. Allocated memory is still 54.5 MB. Free memory was 30.5 MB in the beginning and 32.3 MB in the end (delta: -1.8 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: 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:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-3e5ce66 [2020-12-02 21:30:46,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 21:30:46,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 21:30:46,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 21:30:46,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 21:30:46,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 21:30:46,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 21:30:46,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 21:30:46,263 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 21:30:46,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 21:30:46,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 21:30:46,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 21:30:46,268 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 21:30:46,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 21:30:46,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 21:30:46,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 21:30:46,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 21:30:46,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 21:30:46,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 21:30:46,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 21:30:46,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 21:30:46,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 21:30:46,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 21:30:46,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 21:30:46,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 21:30:46,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 21:30:46,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 21:30:46,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 21:30:46,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 21:30:46,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 21:30:46,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 21:30:46,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 21:30:46,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 21:30:46,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 21:30:46,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 21:30:46,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 21:30:46,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 21:30:46,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 21:30:46,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 21:30:46,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 21:30:46,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 21:30:46,330 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-02 21:30:46,388 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 21:30:46,389 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 21:30:46,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 21:30:46,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 21:30:46,392 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 21:30:46,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 21:30:46,393 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 21:30:46,393 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 21:30:46,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 21:30:46,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 21:30:46,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 21:30:46,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 21:30:46,396 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-02 21:30:46,396 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-02 21:30:46,396 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 21:30:46,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 21:30:46,397 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 21:30:46,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 21:30:46,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 21:30:46,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 21:30:46,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 21:30:46,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 21:30:46,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 21:30:46,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 21:30:46,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 21:30:46,399 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-02 21:30:46,399 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-02 21:30:46,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 21:30:46,400 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 21:30:46,400 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-02 21:30:46,400 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37fec5d7ed29dab502f1e360b2a11cf626d52ce7 [2020-12-02 21:30:46,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 21:30:46,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 21:30:46,859 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 21:30:46,862 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 21:30:46,863 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 21:30:46,864 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0870b.c [2020-12-02 21:30:46,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d02980e0a/5480301d9e6c45c8b7b023bebcc03dd8/FLAG5faf085f4 [2020-12-02 21:30:47,643 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 21:30:47,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0870b.c [2020-12-02 21:30:47,667 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d02980e0a/5480301d9e6c45c8b7b023bebcc03dd8/FLAG5faf085f4 [2020-12-02 21:30:47,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d02980e0a/5480301d9e6c45c8b7b023bebcc03dd8 [2020-12-02 21:30:47,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 21:30:47,984 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 21:30:47,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 21:30:47,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 21:30:47,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 21:30:47,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:30:47" (1/1) ... [2020-12-02 21:30:48,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@795140c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:47, skipping insertion in model container [2020-12-02 21:30:48,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:30:47" (1/1) ... [2020-12-02 21:30:48,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 21:30:48,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-02 21:30:48,517 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0870b.c[14187,14200] [2020-12-02 21:30:48,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-02 21:30:48,548 INFO L203 MainTranslator]: Completed pre-run [2020-12-02 21:30:48,747 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0870b.c[14187,14200] [2020-12-02 21:30:48,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-02 21:30:48,793 INFO L208 MainTranslator]: Completed translation [2020-12-02 21:30:48,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:48 WrapperNode [2020-12-02 21:30:48,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 21:30:48,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 21:30:48,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 21:30:48,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 21:30:48,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:48" (1/1) ... [2020-12-02 21:30:48,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:48" (1/1) ... [2020-12-02 21:30:48,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 21:30:48,964 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 21:30:48,964 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 21:30:48,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 21:30:48,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:48" (1/1) ... [2020-12-02 21:30:48,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:48" (1/1) ... [2020-12-02 21:30:48,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:48" (1/1) ... [2020-12-02 21:30:48,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:48" (1/1) ... [2020-12-02 21:30:49,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:48" (1/1) ... [2020-12-02 21:30:49,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:48" (1/1) ... [2020-12-02 21:30:49,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:48" (1/1) ... [2020-12-02 21:30:49,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 21:30:49,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 21:30:49,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 21:30:49,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 21:30:49,077 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 21:30:49,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-12-02 21:30:49,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2020-12-02 21:30:49,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-02 21:30:49,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 21:30:49,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2020-12-02 21:30:49,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-02 21:30:49,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 21:30:49,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 21:30:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-02 21:30:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 21:32:16,214 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 21:32:16,215 INFO L298 CfgBuilder]: Removed 90 assume(true) statements. [2020-12-02 21:32:16,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:32:16 BoogieIcfgContainer [2020-12-02 21:32:16,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 21:32:16,220 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 21:32:16,220 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 21:32:16,225 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 21:32:16,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 09:30:47" (1/3) ... [2020-12-02 21:32:16,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ef9d29f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:32:16, skipping insertion in model container [2020-12-02 21:32:16,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:48" (2/3) ... [2020-12-02 21:32:16,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ef9d29f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:32:16, skipping insertion in model container [2020-12-02 21:32:16,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:32:16" (3/3) ... [2020-12-02 21:32:16,229 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0870b.c [2020-12-02 21:32:16,246 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 21:32:16,251 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 21:32:16,264 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 21:32:16,295 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 21:32:16,295 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 21:32:16,296 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 21:32:16,296 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 21:32:16,296 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 21:32:16,296 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 21:32:16,297 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 21:32:16,297 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 21:32:16,322 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states. [2020-12-02 21:32:16,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-02 21:32:16,337 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:32:16,338 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:32:16,338 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:32:16,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:32:16,345 INFO L82 PathProgramCache]: Analyzing trace with hash 484704243, now seen corresponding path program 1 times [2020-12-02 21:32:16,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:32:16,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1860358913] [2020-12-02 21:32:16,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-02 21:32:16,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:32:16,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-02 21:32:16,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:32:16,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:32:16,816 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:32:16,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:32:16,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1860358913] [2020-12-02 21:32:16,833 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:32:16,833 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-12-02 21:32:16,834 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645235250] [2020-12-02 21:32:16,839 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 21:32:16,840 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:32:16,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 21:32:16,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 21:32:16,858 INFO L87 Difference]: Start difference. First operand 213 states. Second operand 2 states. [2020-12-02 21:32:16,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:32:16,909 INFO L93 Difference]: Finished difference Result 423 states and 722 transitions. [2020-12-02 21:32:16,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 21:32:16,911 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-12-02 21:32:16,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:32:16,938 INFO L225 Difference]: With dead ends: 423 [2020-12-02 21:32:16,938 INFO L226 Difference]: Without dead ends: 209 [2020-12-02 21:32:16,945 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 21:32:16,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2020-12-02 21:32:17,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 209. [2020-12-02 21:32:17,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2020-12-02 21:32:17,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 287 transitions. [2020-12-02 21:32:17,051 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 287 transitions. Word has length 11 [2020-12-02 21:32:17,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:32:17,052 INFO L481 AbstractCegarLoop]: Abstraction has 209 states and 287 transitions. [2020-12-02 21:32:17,053 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 21:32:17,053 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 287 transitions. [2020-12-02 21:32:17,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-02 21:32:17,055 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:32:17,055 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:32:17,269 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-02 21:32:17,271 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:32:17,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:32:17,275 INFO L82 PathProgramCache]: Analyzing trace with hash 1071808080, now seen corresponding path program 1 times [2020-12-02 21:32:17,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:32:17,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1328493622] [2020-12-02 21:32:17,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-02 21:32:17,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:32:17,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-02 21:32:17,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:32:18,187 INFO L382 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 15 treesize of output 13 [2020-12-02 21:32:18,277 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-02 21:32:18,354 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:32:18,354 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-02 21:32:18,693 WARN L197 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-02 21:32:18,694 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:32:18,697 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-02 21:32:18,697 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:19 [2020-12-02 21:32:23,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:32:23,506 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:32:30,272 INFO L382 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 21 treesize of output 19 [2020-12-02 21:32:30,359 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-02 21:32:30,424 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:32:30,425 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-02 21:32:30,625 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-12-02 21:32:30,625 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:32:30,627 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-02 21:32:30,627 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:21 [2020-12-02 21:32:30,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:32:30,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1328493622] [2020-12-02 21:32:30,840 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:32:30,840 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2020-12-02 21:32:30,840 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583570626] [2020-12-02 21:32:30,842 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-02 21:32:30,842 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:32:30,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-02 21:32:30,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=24, Unknown=5, NotChecked=0, Total=42 [2020-12-02 21:32:30,845 INFO L87 Difference]: Start difference. First operand 209 states and 287 transitions. Second operand 7 states. [2020-12-02 21:32:35,952 WARN L197 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-02 21:32:36,533 WARN L197 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-02 21:33:00,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:33:00,620 INFO L93 Difference]: Finished difference Result 227 states and 306 transitions. [2020-12-02 21:33:00,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-02 21:33:00,746 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 13 [2020-12-02 21:33:00,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:33:00,748 INFO L225 Difference]: With dead ends: 227 [2020-12-02 21:33:00,749 INFO L226 Difference]: Without dead ends: 222 [2020-12-02 21:33:00,750 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 15.2s TimeCoverageRelationStatistics Valid=26, Invalid=41, Unknown=5, NotChecked=0, Total=72 [2020-12-02 21:33:00,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2020-12-02 21:33:00,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 209. [2020-12-02 21:33:00,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2020-12-02 21:33:00,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 286 transitions. [2020-12-02 21:33:00,770 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 286 transitions. Word has length 13 [2020-12-02 21:33:00,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:33:00,770 INFO L481 AbstractCegarLoop]: Abstraction has 209 states and 286 transitions. [2020-12-02 21:33:00,771 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-02 21:33:00,771 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 286 transitions. [2020-12-02 21:33:00,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-02 21:33:00,772 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:33:00,772 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:33:00,973 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-02 21:33:00,973 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:33:00,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:33:00,975 INFO L82 PathProgramCache]: Analyzing trace with hash 754673845, now seen corresponding path program 1 times [2020-12-02 21:33:00,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:33:00,976 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1953064964] [2020-12-02 21:33:00,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-02 21:33:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:33:01,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-02 21:33:01,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:33:02,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:33:02,425 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:33:04,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:33:04,422 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1953064964] [2020-12-02 21:33:04,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:33:04,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2020-12-02 21:33:04,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924879088] [2020-12-02 21:33:04,423 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-02 21:33:04,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:33:04,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-02 21:33:04,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-12-02 21:33:04,424 INFO L87 Difference]: Start difference. First operand 209 states and 286 transitions. Second operand 10 states. [2020-12-02 21:33:05,072 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-12-02 21:33:05,660 WARN L197 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-02 21:33:06,444 WARN L197 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-12-02 21:33:18,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:33:18,429 INFO L93 Difference]: Finished difference Result 327 states and 424 transitions. [2020-12-02 21:33:18,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-02 21:33:18,431 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2020-12-02 21:33:18,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:33:18,433 INFO L225 Difference]: With dead ends: 327 [2020-12-02 21:33:18,433 INFO L226 Difference]: Without dead ends: 208 [2020-12-02 21:33:18,434 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-12-02 21:33:18,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2020-12-02 21:33:18,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 198. [2020-12-02 21:33:18,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2020-12-02 21:33:18,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 263 transitions. [2020-12-02 21:33:18,456 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 263 transitions. Word has length 15 [2020-12-02 21:33:18,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:33:18,457 INFO L481 AbstractCegarLoop]: Abstraction has 198 states and 263 transitions. [2020-12-02 21:33:18,457 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-02 21:33:18,457 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 263 transitions. [2020-12-02 21:33:18,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-02 21:33:18,458 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:33:18,458 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:33:18,675 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-02 21:33:18,676 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:33:18,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:33:18,677 INFO L82 PathProgramCache]: Analyzing trace with hash 756520887, now seen corresponding path program 1 times [2020-12-02 21:33:18,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:33:18,678 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2005894063] [2020-12-02 21:33:18,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-12-02 21:33:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:33:18,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-02 21:33:18,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:33:19,579 WARN L197 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 3 [2020-12-02 21:33:19,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:33:19,836 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:33:20,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:33:20,502 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2005894063] [2020-12-02 21:33:20,503 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:33:20,503 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2020-12-02 21:33:20,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215953259] [2020-12-02 21:33:20,504 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-02 21:33:20,504 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:33:20,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-02 21:33:20,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-12-02 21:33:20,505 INFO L87 Difference]: Start difference. First operand 198 states and 263 transitions. Second operand 7 states. [2020-12-02 21:33:21,002 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-12-02 21:33:21,321 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-12-02 21:33:39,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:33:39,316 INFO L93 Difference]: Finished difference Result 203 states and 267 transitions. [2020-12-02 21:33:39,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-02 21:33:39,362 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 15 [2020-12-02 21:33:39,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:33:39,364 INFO L225 Difference]: With dead ends: 203 [2020-12-02 21:33:39,364 INFO L226 Difference]: Without dead ends: 197 [2020-12-02 21:33:39,365 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-12-02 21:33:39,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2020-12-02 21:33:39,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2020-12-02 21:33:39,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2020-12-02 21:33:39,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 260 transitions. [2020-12-02 21:33:39,403 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 260 transitions. Word has length 15 [2020-12-02 21:33:39,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:33:39,404 INFO L481 AbstractCegarLoop]: Abstraction has 197 states and 260 transitions. [2020-12-02 21:33:39,404 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-02 21:33:39,405 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 260 transitions. [2020-12-02 21:33:39,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-02 21:33:39,406 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:33:39,406 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:33:39,620 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-02 21:33:39,621 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:33:39,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:33:39,622 INFO L82 PathProgramCache]: Analyzing trace with hash 1368861529, now seen corresponding path program 1 times [2020-12-02 21:33:39,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:33:39,624 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1075603664] [2020-12-02 21:33:39,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-12-02 21:33:40,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:33:40,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-02 21:33:40,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:33:40,981 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-02 21:33:41,367 WARN L197 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-02 21:33:41,826 WARN L197 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-02 21:33:42,741 WARN L197 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 3 [2020-12-02 21:33:43,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:33:43,118 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:33:46,412 WARN L838 $PredicateComparison]: unable to prove that (= (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (fp.div roundNearestTiesToEven (_ +zero 11 53) (_ +zero 11 53))) (fp.div c_currentRoundingMode c_~one_pow~0 c_ULTIMATE.start___ieee754_pow_~x)) is different from false [2020-12-02 21:33:48,631 WARN L860 $PredicateComparison]: unable to prove that (= (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (fp.div roundNearestTiesToEven (_ +zero 11 53) (_ +zero 11 53))) (fp.div c_currentRoundingMode c_~one_pow~0 c_ULTIMATE.start___ieee754_pow_~x)) is different from true [2020-12-02 21:33:50,865 WARN L838 $PredicateComparison]: unable to prove that (= (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (fp.div roundNearestTiesToEven (_ +zero 11 53) (_ +zero 11 53))) (fp.div c_currentRoundingMode c_~one_pow~0 c_ULTIMATE.start_main_~x~0)) is different from false [2020-12-02 21:33:53,075 WARN L860 $PredicateComparison]: unable to prove that (= (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (fp.div roundNearestTiesToEven (_ +zero 11 53) (_ +zero 11 53))) (fp.div c_currentRoundingMode c_~one_pow~0 c_ULTIMATE.start_main_~x~0)) is different from true [2020-12-02 21:33:53,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:33:53,120 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1075603664] [2020-12-02 21:33:53,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:33:53,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2020-12-02 21:33:53,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282269412] [2020-12-02 21:33:53,121 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-02 21:33:53,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:33:53,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-02 21:33:53,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=69, Unknown=4, NotChecked=34, Total=132 [2020-12-02 21:33:53,123 INFO L87 Difference]: Start difference. First operand 197 states and 260 transitions. Second operand 12 states. [2020-12-02 21:34:17,907 WARN L197 SmtUtils]: Spent 17.53 s on a formula simplification. DAG size of input: 19 DAG size of output: 14 [2020-12-02 21:34:23,495 WARN L197 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 19 [2020-12-02 21:34:25,627 WARN L197 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-02 21:34:26,501 WARN L197 SmtUtils]: Spent 598.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-12-02 21:34:27,176 WARN L197 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2020-12-02 21:34:28,797 WARN L197 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 24 [2020-12-02 21:36:59,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:36:59,022 INFO L93 Difference]: Finished difference Result 215 states and 278 transitions. [2020-12-02 21:36:59,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-02 21:36:59,063 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 19 [2020-12-02 21:36:59,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:36:59,064 INFO L225 Difference]: With dead ends: 215 [2020-12-02 21:36:59,064 INFO L226 Difference]: Without dead ends: 206 [2020-12-02 21:36:59,065 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 25 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 41.7s TimeCoverageRelationStatistics Valid=76, Invalid=167, Unknown=5, NotChecked=58, Total=306 [2020-12-02 21:36:59,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2020-12-02 21:36:59,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 196. [2020-12-02 21:36:59,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2020-12-02 21:36:59,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 256 transitions. [2020-12-02 21:36:59,080 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 256 transitions. Word has length 19 [2020-12-02 21:36:59,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:36:59,081 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 256 transitions. [2020-12-02 21:36:59,081 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-12-02 21:36:59,081 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 256 transitions. [2020-12-02 21:36:59,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-02 21:36:59,082 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:36:59,082 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:36:59,292 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-12-02 21:36:59,293 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:36:59,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:36:59,294 INFO L82 PathProgramCache]: Analyzing trace with hash -376334493, now seen corresponding path program 1 times [2020-12-02 21:36:59,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:36:59,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1533374069] [2020-12-02 21:36:59,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-12-02 21:36:59,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:36:59,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-02 21:36:59,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:37:00,359 INFO L382 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 15 treesize of output 13 [2020-12-02 21:37:00,440 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-02 21:37:00,511 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:37:00,512 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-02 21:37:00,800 WARN L197 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-12-02 21:37:00,800 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:37:00,802 INFO L547 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. [2020-12-02 21:37:00,803 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:32, output treesize:21 [2020-12-02 21:37:01,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:37:01,605 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:37:04,349 WARN L197 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-12-02 21:37:07,081 WARN L197 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2020-12-02 21:37:07,098 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-12-02 21:37:07,227 INFO L382 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 16 treesize of output 14 [2020-12-02 21:37:07,319 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-02 21:37:07,400 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:37:07,400 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-02 21:37:08,202 WARN L197 SmtUtils]: Spent 801.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-12-02 21:37:08,203 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:37:08,205 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2020-12-02 21:37:08,206 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:59, output treesize:46 [2020-12-02 21:37:09,981 WARN L197 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-12-02 21:37:11,406 WARN L197 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-12-02 21:37:11,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 21:37:11,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1533374069] [2020-12-02 21:37:11,493 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:37:11,493 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2020-12-02 21:37:11,493 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638364307] [2020-12-02 21:37:11,494 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-02 21:37:11,494 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:37:11,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-02 21:37:11,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=65, Unknown=2, NotChecked=0, Total=90 [2020-12-02 21:37:11,495 INFO L87 Difference]: Start difference. First operand 196 states and 256 transitions. Second operand 10 states. [2020-12-02 21:37:13,369 WARN L197 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2020-12-02 21:37:15,017 WARN L197 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2020-12-02 21:37:16,972 WARN L197 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 63 DAG size of output: 53 [2020-12-02 21:37:16,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:37:16,975 INFO L93 Difference]: Finished difference Result 196 states and 256 transitions. [2020-12-02 21:37:16,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-02 21:37:16,975 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 21 [2020-12-02 21:37:16,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:37:16,976 INFO L225 Difference]: With dead ends: 196 [2020-12-02 21:37:16,976 INFO L226 Difference]: Without dead ends: 0 [2020-12-02 21:37:16,977 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 14.8s TimeCoverageRelationStatistics Valid=50, Invalid=104, Unknown=2, NotChecked=0, Total=156 [2020-12-02 21:37:16,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-02 21:37:16,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-02 21:37:16,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-02 21:37:16,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-02 21:37:16,978 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2020-12-02 21:37:16,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:37:16,978 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-02 21:37:16,979 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-02 21:37:16,979 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-02 21:37:16,979 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-02 21:37:17,181 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-12-02 21:37:17,187 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-02 21:37:18,620 WARN L197 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2020-12-02 21:37:18,882 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 8 [2020-12-02 21:37:19,798 WARN L197 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2020-12-02 21:37:20,244 INFO L262 CegarLoopResult]: For program point L366(lines 366 367) no Hoare annotation was computed. [2020-12-02 21:37:20,244 INFO L262 CegarLoopResult]: For program point L168(lines 168 169) no Hoare annotation was computed. [2020-12-02 21:37:20,244 INFO L262 CegarLoopResult]: For program point L168-2(lines 168 169) no Hoare annotation was computed. [2020-12-02 21:37:20,244 INFO L258 CegarLoopResult]: At program point L565(line 565) the Hoare annotation is: (and (= (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (fp.div roundNearestTiesToEven (_ +zero 11 53) (_ +zero 11 53))) |ULTIMATE.start___ieee754_pow_#res|) (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res|)) [2020-12-02 21:37:20,244 INFO L262 CegarLoopResult]: For program point L367(line 367) no Hoare annotation was computed. [2020-12-02 21:37:20,244 INFO L262 CegarLoopResult]: For program point L301(lines 301 309) no Hoare annotation was computed. [2020-12-02 21:37:20,244 INFO L262 CegarLoopResult]: For program point L367-2(line 367) no Hoare annotation was computed. [2020-12-02 21:37:20,245 INFO L262 CegarLoopResult]: For program point L103-1(lines 103 108) no Hoare annotation was computed. [2020-12-02 21:37:20,245 INFO L258 CegarLoopResult]: At program point L103-2(lines 103 108) the Hoare annotation is: false [2020-12-02 21:37:20,245 INFO L258 CegarLoopResult]: At program point L37(lines 19 38) the Hoare annotation is: false [2020-12-02 21:37:20,245 INFO L262 CegarLoopResult]: For program point L103-3(lines 97 205) no Hoare annotation was computed. [2020-12-02 21:37:20,245 INFO L258 CegarLoopResult]: At program point L37-1(lines 19 38) the Hoare annotation is: false [2020-12-02 21:37:20,245 INFO L258 CegarLoopResult]: At program point L37-2(lines 19 38) the Hoare annotation is: false [2020-12-02 21:37:20,246 INFO L262 CegarLoopResult]: For program point L500(lines 500 501) no Hoare annotation was computed. [2020-12-02 21:37:20,246 INFO L262 CegarLoopResult]: For program point L303(lines 303 304) no Hoare annotation was computed. [2020-12-02 21:37:20,246 INFO L262 CegarLoopResult]: For program point L503(lines 503 510) no Hoare annotation was computed. [2020-12-02 21:37:20,246 INFO L262 CegarLoopResult]: For program point L503-2(lines 496 510) no Hoare annotation was computed. [2020-12-02 21:37:20,246 INFO L262 CegarLoopResult]: For program point L305(lines 305 309) no Hoare annotation was computed. [2020-12-02 21:37:20,246 INFO L262 CegarLoopResult]: For program point L504(lines 504 509) no Hoare annotation was computed. [2020-12-02 21:37:20,247 INFO L262 CegarLoopResult]: For program point L307(lines 307 308) no Hoare annotation was computed. [2020-12-02 21:37:20,247 INFO L262 CegarLoopResult]: For program point L374-1(lines 374 379) no Hoare annotation was computed. [2020-12-02 21:37:20,247 INFO L258 CegarLoopResult]: At program point L374-2(lines 374 379) the Hoare annotation is: false [2020-12-02 21:37:20,247 INFO L262 CegarLoopResult]: For program point L374-3(lines 374 379) no Hoare annotation was computed. [2020-12-02 21:37:20,247 INFO L262 CegarLoopResult]: For program point L507(lines 507 508) no Hoare annotation was computed. [2020-12-02 21:37:20,247 INFO L262 CegarLoopResult]: For program point L178(lines 178 192) no Hoare annotation was computed. [2020-12-02 21:37:20,247 INFO L262 CegarLoopResult]: For program point L46-1(lines 46 51) no Hoare annotation was computed. [2020-12-02 21:37:20,247 INFO L258 CegarLoopResult]: At program point L46-2(lines 46 51) the Hoare annotation is: false [2020-12-02 21:37:20,247 INFO L262 CegarLoopResult]: For program point L46-3(lines 46 51) no Hoare annotation was computed. [2020-12-02 21:37:20,247 INFO L262 CegarLoopResult]: For program point L443-1(lines 443 448) no Hoare annotation was computed. [2020-12-02 21:37:20,248 INFO L258 CegarLoopResult]: At program point L443-2(lines 443 448) the Hoare annotation is: false [2020-12-02 21:37:20,248 INFO L262 CegarLoopResult]: For program point L443-3(lines 443 448) no Hoare annotation was computed. [2020-12-02 21:37:20,248 INFO L262 CegarLoopResult]: For program point L180(lines 180 191) no Hoare annotation was computed. [2020-12-02 21:37:20,248 INFO L262 CegarLoopResult]: For program point L114(lines 114 119) no Hoare annotation was computed. [2020-12-02 21:37:20,248 INFO L262 CegarLoopResult]: For program point L114-2(lines 114 119) no Hoare annotation was computed. [2020-12-02 21:37:20,248 INFO L262 CegarLoopResult]: For program point L313(lines 313 334) no Hoare annotation was computed. [2020-12-02 21:37:20,248 INFO L262 CegarLoopResult]: For program point L115(lines 115 118) no Hoare annotation was computed. [2020-12-02 21:37:20,248 INFO L262 CegarLoopResult]: For program point L314(lines 314 321) no Hoare annotation was computed. [2020-12-02 21:37:20,249 INFO L262 CegarLoopResult]: For program point L182(lines 182 190) no Hoare annotation was computed. [2020-12-02 21:37:20,249 INFO L262 CegarLoopResult]: For program point L579(lines 579 588) no Hoare annotation was computed. [2020-12-02 21:37:20,249 INFO L262 CegarLoopResult]: For program point L579-2(lines 579 588) no Hoare annotation was computed. [2020-12-02 21:37:20,249 INFO L262 CegarLoopResult]: For program point L315(lines 315 320) no Hoare annotation was computed. [2020-12-02 21:37:20,249 INFO L262 CegarLoopResult]: For program point L117(lines 117 118) no Hoare annotation was computed. [2020-12-02 21:37:20,249 INFO L262 CegarLoopResult]: For program point L515(lines 515 529) no Hoare annotation was computed. [2020-12-02 21:37:20,250 INFO L262 CegarLoopResult]: For program point L515-2(lines 515 529) no Hoare annotation was computed. [2020-12-02 21:37:20,250 INFO L262 CegarLoopResult]: For program point L317(lines 317 320) no Hoare annotation was computed. [2020-12-02 21:37:20,250 INFO L262 CegarLoopResult]: For program point L185(lines 185 190) no Hoare annotation was computed. [2020-12-02 21:37:20,250 INFO L262 CegarLoopResult]: For program point L53(lines 53 65) no Hoare annotation was computed. [2020-12-02 21:37:20,250 INFO L262 CegarLoopResult]: For program point L53-2(lines 44 94) no Hoare annotation was computed. [2020-12-02 21:37:20,250 INFO L262 CegarLoopResult]: For program point L318(line 318) no Hoare annotation was computed. [2020-12-02 21:37:20,251 INFO L262 CegarLoopResult]: For program point L318-2(line 318) no Hoare annotation was computed. [2020-12-02 21:37:20,251 INFO L262 CegarLoopResult]: For program point L186(lines 186 187) no Hoare annotation was computed. [2020-12-02 21:37:20,251 INFO L262 CegarLoopResult]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2020-12-02 21:37:20,251 INFO L262 CegarLoopResult]: For program point L54(lines 54 55) no Hoare annotation was computed. [2020-12-02 21:37:20,251 INFO L262 CegarLoopResult]: For program point L385(lines 385 393) no Hoare annotation was computed. [2020-12-02 21:37:20,252 INFO L262 CegarLoopResult]: For program point L385-1(lines 385 393) no Hoare annotation was computed. [2020-12-02 21:37:20,252 INFO L262 CegarLoopResult]: For program point L584(lines 584 587) no Hoare annotation was computed. [2020-12-02 21:37:20,252 INFO L262 CegarLoopResult]: For program point L320(line 320) no Hoare annotation was computed. [2020-12-02 21:37:20,252 INFO L262 CegarLoopResult]: For program point L320-2(line 320) no Hoare annotation was computed. [2020-12-02 21:37:20,252 INFO L262 CegarLoopResult]: For program point L122(lines 122 133) no Hoare annotation was computed. [2020-12-02 21:37:20,252 INFO L262 CegarLoopResult]: For program point L122-2(lines 122 133) no Hoare annotation was computed. [2020-12-02 21:37:20,252 INFO L262 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-12-02 21:37:20,253 INFO L262 CegarLoopResult]: For program point L519-1(lines 519 524) no Hoare annotation was computed. [2020-12-02 21:37:20,253 INFO L258 CegarLoopResult]: At program point L519-2(lines 519 524) the Hoare annotation is: false [2020-12-02 21:37:20,253 INFO L262 CegarLoopResult]: For program point L519-3(lines 519 524) no Hoare annotation was computed. [2020-12-02 21:37:20,253 INFO L258 CegarLoopResult]: At program point L123-2(lines 123 127) the Hoare annotation is: false [2020-12-02 21:37:20,253 INFO L262 CegarLoopResult]: For program point L123-3(lines 123 127) no Hoare annotation was computed. [2020-12-02 21:37:20,253 INFO L262 CegarLoopResult]: For program point L57-1(lines 57 61) no Hoare annotation was computed. [2020-12-02 21:37:20,253 INFO L258 CegarLoopResult]: At program point L57-2(lines 57 61) the Hoare annotation is: false [2020-12-02 21:37:20,253 INFO L262 CegarLoopResult]: For program point L57-3(lines 57 61) no Hoare annotation was computed. [2020-12-02 21:37:20,254 INFO L262 CegarLoopResult]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2020-12-02 21:37:20,254 INFO L262 CegarLoopResult]: For program point L322(lines 322 327) no Hoare annotation was computed. [2020-12-02 21:37:20,254 INFO L258 CegarLoopResult]: At program point L388-2(lines 388 392) the Hoare annotation is: false [2020-12-02 21:37:20,254 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-02 21:37:20,254 INFO L262 CegarLoopResult]: For program point L455-1(lines 455 460) no Hoare annotation was computed. [2020-12-02 21:37:20,254 INFO L258 CegarLoopResult]: At program point L455-2(lines 455 460) the Hoare annotation is: false [2020-12-02 21:37:20,254 INFO L262 CegarLoopResult]: For program point L455-3(lines 455 460) no Hoare annotation was computed. [2020-12-02 21:37:20,255 INFO L262 CegarLoopResult]: For program point L323(lines 323 326) no Hoare annotation was computed. [2020-12-02 21:37:20,255 INFO L265 CegarLoopResult]: At program point L590(lines 567 591) the Hoare annotation is: true [2020-12-02 21:37:20,255 INFO L262 CegarLoopResult]: For program point L128-2(lines 128 129) no Hoare annotation was computed. [2020-12-02 21:37:20,255 INFO L258 CegarLoopResult]: At program point L128-3(lines 128 129) the Hoare annotation is: false [2020-12-02 21:37:20,255 INFO L262 CegarLoopResult]: For program point L128-4(lines 128 129) no Hoare annotation was computed. [2020-12-02 21:37:20,255 INFO L262 CegarLoopResult]: For program point L195(lines 195 196) no Hoare annotation was computed. [2020-12-02 21:37:20,256 INFO L262 CegarLoopResult]: For program point L195-2(lines 195 196) no Hoare annotation was computed. [2020-12-02 21:37:20,256 INFO L262 CegarLoopResult]: For program point L63(lines 63 64) no Hoare annotation was computed. [2020-12-02 21:37:20,256 INFO L262 CegarLoopResult]: For program point L526(lines 526 527) no Hoare annotation was computed. [2020-12-02 21:37:20,256 INFO L262 CegarLoopResult]: For program point L526-2(lines 526 527) no Hoare annotation was computed. [2020-12-02 21:37:20,256 INFO L262 CegarLoopResult]: For program point L328(lines 328 329) no Hoare annotation was computed. [2020-12-02 21:37:20,256 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-02 21:37:20,256 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 585) no Hoare annotation was computed. [2020-12-02 21:37:20,257 INFO L262 CegarLoopResult]: For program point L330(lines 330 333) no Hoare annotation was computed. [2020-12-02 21:37:20,257 INFO L262 CegarLoopResult]: For program point L198-1(lines 198 203) no Hoare annotation was computed. [2020-12-02 21:37:20,257 INFO L258 CegarLoopResult]: At program point L198-2(lines 198 203) the Hoare annotation is: false [2020-12-02 21:37:20,257 INFO L262 CegarLoopResult]: For program point L198-3(lines 198 203) no Hoare annotation was computed. [2020-12-02 21:37:20,257 INFO L262 CegarLoopResult]: For program point L331(lines 331 332) no Hoare annotation was computed. [2020-12-02 21:37:20,257 INFO L262 CegarLoopResult]: For program point L398(lines 398 406) no Hoare annotation was computed. [2020-12-02 21:37:20,258 INFO L262 CegarLoopResult]: For program point L531-1(lines 531 536) no Hoare annotation was computed. [2020-12-02 21:37:20,258 INFO L258 CegarLoopResult]: At program point L531-2(lines 531 536) the Hoare annotation is: false [2020-12-02 21:37:20,258 INFO L262 CegarLoopResult]: For program point L531-3(lines 531 536) no Hoare annotation was computed. [2020-12-02 21:37:20,258 INFO L262 CegarLoopResult]: For program point L69(lines 69 70) no Hoare annotation was computed. [2020-12-02 21:37:20,258 INFO L262 CegarLoopResult]: For program point L400(lines 400 406) no Hoare annotation was computed. [2020-12-02 21:37:20,258 INFO L262 CegarLoopResult]: For program point L136(lines 136 139) no Hoare annotation was computed. [2020-12-02 21:37:20,259 INFO L262 CegarLoopResult]: For program point L136-2(lines 136 139) no Hoare annotation was computed. [2020-12-02 21:37:20,259 INFO L262 CegarLoopResult]: For program point L467-1(lines 467 472) no Hoare annotation was computed. [2020-12-02 21:37:20,259 INFO L258 CegarLoopResult]: At program point L467-2(lines 467 472) the Hoare annotation is: false [2020-12-02 21:37:20,259 INFO L262 CegarLoopResult]: For program point L467-3(lines 467 472) no Hoare annotation was computed. [2020-12-02 21:37:20,259 INFO L262 CegarLoopResult]: For program point L71(lines 71 79) no Hoare annotation was computed. [2020-12-02 21:37:20,259 INFO L262 CegarLoopResult]: For program point L270-1(lines 270 275) no Hoare annotation was computed. [2020-12-02 21:37:20,260 INFO L258 CegarLoopResult]: At program point L270-2(lines 270 275) the Hoare annotation is: (and (= ~one_pow~0 ((_ to_fp 11 53) currentRoundingMode 1.0)) (not (fp.eq ULTIMATE.start___ieee754_pow_~y (_ +zero 11 53))) (= currentRoundingMode roundNearestTiesToEven) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) ULTIMATE.start___ieee754_pow_~x) (forall ((v_prenex_6 (_ BitVec 64))) (or (not (= ULTIMATE.start_main_~x~0 (fp ((_ extract 63 63) v_prenex_6) ((_ extract 62 52) v_prenex_6) ((_ extract 51 0) v_prenex_6)))) (not (= (_ bv0 32) ((_ extract 31 0) v_prenex_6))) (bvsgt (bvand (_ bv2147483647 32) ((_ extract 63 32) v_prenex_6)) (_ bv2146435072 32)))) (forall ((|v_skolemized_q#valueAsBitvector_69| (_ BitVec 64))) (let ((.cse0 (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_69|)))) (or (bvsgt .cse0 (_ bv2146435072 32)) (not (= ULTIMATE.start_main_~x~0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_69|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_69|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_69|)))) (= .cse0 (_ bv2146435072 32)))))) [2020-12-02 21:37:20,260 INFO L258 CegarLoopResult]: At program point L204(lines 97 205) the Hoare annotation is: false [2020-12-02 21:37:20,260 INFO L262 CegarLoopResult]: For program point L72-1(lines 72 77) no Hoare annotation was computed. [2020-12-02 21:37:20,260 INFO L258 CegarLoopResult]: At program point L72-2(lines 72 77) the Hoare annotation is: false [2020-12-02 21:37:20,260 INFO L262 CegarLoopResult]: For program point L72-3(lines 72 77) no Hoare annotation was computed. [2020-12-02 21:37:20,260 INFO L262 CegarLoopResult]: For program point L338(lines 338 351) no Hoare annotation was computed. [2020-12-02 21:37:20,261 INFO L262 CegarLoopResult]: For program point L338-2(lines 263 562) no Hoare annotation was computed. [2020-12-02 21:37:20,261 INFO L262 CegarLoopResult]: For program point L339(lines 339 350) no Hoare annotation was computed. [2020-12-02 21:37:20,261 INFO L262 CegarLoopResult]: For program point L208-1(lines 208 212) no Hoare annotation was computed. [2020-12-02 21:37:20,261 INFO L258 CegarLoopResult]: At program point L208-2(lines 208 212) the Hoare annotation is: false [2020-12-02 21:37:20,261 INFO L262 CegarLoopResult]: For program point L407(lines 407 412) no Hoare annotation was computed. [2020-12-02 21:37:20,261 INFO L262 CegarLoopResult]: For program point L407-1(lines 381 474) no Hoare annotation was computed. [2020-12-02 21:37:20,262 INFO L262 CegarLoopResult]: For program point L341(lines 341 342) no Hoare annotation was computed. [2020-12-02 21:37:20,262 INFO L262 CegarLoopResult]: For program point L407-2(lines 407 412) no Hoare annotation was computed. [2020-12-02 21:37:20,262 INFO L262 CegarLoopResult]: For program point L341-2(lines 339 350) no Hoare annotation was computed. [2020-12-02 21:37:20,262 INFO L262 CegarLoopResult]: For program point L276(lines 276 281) no Hoare annotation was computed. [2020-12-02 21:37:20,262 INFO L262 CegarLoopResult]: For program point L276-1(lines 263 562) no Hoare annotation was computed. [2020-12-02 21:37:20,262 INFO L262 CegarLoopResult]: For program point L276-2(lines 276 281) no Hoare annotation was computed. [2020-12-02 21:37:20,263 INFO L262 CegarLoopResult]: For program point L343(lines 343 348) no Hoare annotation was computed. [2020-12-02 21:37:20,263 INFO L262 CegarLoopResult]: For program point L344(lines 344 347) no Hoare annotation was computed. [2020-12-02 21:37:20,263 INFO L262 CegarLoopResult]: For program point L80(lines 80 85) no Hoare annotation was computed. [2020-12-02 21:37:20,263 INFO L262 CegarLoopResult]: For program point L477(lines 477 478) no Hoare annotation was computed. [2020-12-02 21:37:20,263 INFO L262 CegarLoopResult]: For program point L477-2(lines 477 478) no Hoare annotation was computed. [2020-12-02 21:37:20,263 INFO L262 CegarLoopResult]: For program point L213(lines 213 218) no Hoare annotation was computed. [2020-12-02 21:37:20,264 INFO L262 CegarLoopResult]: For program point L213-1(lines 206 220) no Hoare annotation was computed. [2020-12-02 21:37:20,264 INFO L262 CegarLoopResult]: For program point L213-2(lines 213 218) no Hoare annotation was computed. [2020-12-02 21:37:20,264 INFO L258 CegarLoopResult]: At program point L147-2(lines 147 157) the Hoare annotation is: false [2020-12-02 21:37:20,264 INFO L262 CegarLoopResult]: For program point L81(lines 81 84) no Hoare annotation was computed. [2020-12-02 21:37:20,264 INFO L262 CegarLoopResult]: For program point L147-3(lines 147 157) no Hoare annotation was computed. [2020-12-02 21:37:20,264 INFO L262 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-12-02 21:37:20,265 INFO L262 CegarLoopResult]: For program point L149(lines 149 153) no Hoare annotation was computed. [2020-12-02 21:37:20,265 INFO L262 CegarLoopResult]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2020-12-02 21:37:20,265 INFO L262 CegarLoopResult]: For program point L546-1(lines 546 550) no Hoare annotation was computed. [2020-12-02 21:37:20,265 INFO L258 CegarLoopResult]: At program point L546-2(lines 546 550) the Hoare annotation is: false [2020-12-02 21:37:20,265 INFO L262 CegarLoopResult]: For program point L546-3(lines 546 550) no Hoare annotation was computed. [2020-12-02 21:37:20,265 INFO L262 CegarLoopResult]: For program point L481-1(lines 481 486) no Hoare annotation was computed. [2020-12-02 21:37:20,266 INFO L258 CegarLoopResult]: At program point L481-2(lines 481 486) the Hoare annotation is: false [2020-12-02 21:37:20,266 INFO L262 CegarLoopResult]: For program point L481-3(lines 481 486) no Hoare annotation was computed. [2020-12-02 21:37:20,266 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-02 21:37:20,266 INFO L262 CegarLoopResult]: For program point L285(lines 285 286) no Hoare annotation was computed. [2020-12-02 21:37:20,266 INFO L258 CegarLoopResult]: At program point L219(lines 206 220) the Hoare annotation is: false [2020-12-02 21:37:20,266 INFO L262 CegarLoopResult]: For program point L87-1(lines 87 92) no Hoare annotation was computed. [2020-12-02 21:37:20,266 INFO L258 CegarLoopResult]: At program point L87-2(lines 87 92) the Hoare annotation is: false [2020-12-02 21:37:20,266 INFO L262 CegarLoopResult]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2020-12-02 21:37:20,266 INFO L262 CegarLoopResult]: For program point L87-3(lines 87 92) no Hoare annotation was computed. [2020-12-02 21:37:20,266 INFO L258 CegarLoopResult]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2020-12-02 21:37:20,267 INFO L262 CegarLoopResult]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2020-12-02 21:37:20,267 INFO L258 CegarLoopResult]: At program point L21-6(lines 21 25) the Hoare annotation is: false [2020-12-02 21:37:20,267 INFO L262 CegarLoopResult]: For program point L21-9(lines 21 25) no Hoare annotation was computed. [2020-12-02 21:37:20,267 INFO L258 CegarLoopResult]: At program point L21-10(lines 21 25) the Hoare annotation is: false [2020-12-02 21:37:20,267 INFO L262 CegarLoopResult]: For program point L418-1(lines 418 423) no Hoare annotation was computed. [2020-12-02 21:37:20,267 INFO L258 CegarLoopResult]: At program point L418-2(lines 418 423) the Hoare annotation is: false [2020-12-02 21:37:20,267 INFO L262 CegarLoopResult]: For program point L418-3(lines 418 423) no Hoare annotation was computed. [2020-12-02 21:37:20,267 INFO L262 CegarLoopResult]: For program point L552(lines 552 560) no Hoare annotation was computed. [2020-12-02 21:37:20,267 INFO L262 CegarLoopResult]: For program point L288(lines 288 294) no Hoare annotation was computed. [2020-12-02 21:37:20,267 INFO L262 CegarLoopResult]: For program point L356(lines 356 474) no Hoare annotation was computed. [2020-12-02 21:37:20,267 INFO L262 CegarLoopResult]: For program point L290(lines 290 293) no Hoare annotation was computed. [2020-12-02 21:37:20,267 INFO L262 CegarLoopResult]: For program point L356-2(lines 356 474) no Hoare annotation was computed. [2020-12-02 21:37:20,268 INFO L262 CegarLoopResult]: For program point L26(lines 26 30) no Hoare annotation was computed. [2020-12-02 21:37:20,268 INFO L262 CegarLoopResult]: For program point L26-1(lines 19 38) no Hoare annotation was computed. [2020-12-02 21:37:20,268 INFO L262 CegarLoopResult]: For program point L26-3(lines 26 30) no Hoare annotation was computed. [2020-12-02 21:37:20,268 INFO L262 CegarLoopResult]: For program point L26-4(lines 19 38) no Hoare annotation was computed. [2020-12-02 21:37:20,268 INFO L262 CegarLoopResult]: For program point L26-6(lines 26 30) no Hoare annotation was computed. [2020-12-02 21:37:20,268 INFO L262 CegarLoopResult]: For program point L26-7(lines 19 38) no Hoare annotation was computed. [2020-12-02 21:37:20,269 INFO L262 CegarLoopResult]: For program point L555-1(lines 555 560) no Hoare annotation was computed. [2020-12-02 21:37:20,269 INFO L258 CegarLoopResult]: At program point L555-2(lines 555 560) the Hoare annotation is: false [2020-12-02 21:37:20,269 INFO L262 CegarLoopResult]: For program point L555-3(lines 552 560) no Hoare annotation was computed. [2020-12-02 21:37:20,269 INFO L262 CegarLoopResult]: For program point L357(lines 357 362) no Hoare annotation was computed. [2020-12-02 21:37:20,269 INFO L262 CegarLoopResult]: For program point L357-2(lines 356 381) no Hoare annotation was computed. [2020-12-02 21:37:20,269 INFO L258 CegarLoopResult]: At program point L93(lines 44 94) the Hoare annotation is: false [2020-12-02 21:37:20,270 INFO L262 CegarLoopResult]: For program point L490-1(lines 490 495) no Hoare annotation was computed. [2020-12-02 21:37:20,270 INFO L258 CegarLoopResult]: At program point L490-2(lines 490 495) the Hoare annotation is: false [2020-12-02 21:37:20,270 INFO L262 CegarLoopResult]: For program point L490-3(lines 263 562) no Hoare annotation was computed. [2020-12-02 21:37:20,270 INFO L262 CegarLoopResult]: For program point L358(lines 358 359) no Hoare annotation was computed. [2020-12-02 21:37:20,270 INFO L258 CegarLoopResult]: At program point L160-2(lines 160 176) the Hoare annotation is: false [2020-12-02 21:37:20,270 INFO L262 CegarLoopResult]: For program point L160-3(lines 97 205) no Hoare annotation was computed. [2020-12-02 21:37:20,271 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-02 21:37:20,271 INFO L262 CegarLoopResult]: For program point L359(line 359) no Hoare annotation was computed. [2020-12-02 21:37:20,271 INFO L262 CegarLoopResult]: For program point L359-2(line 359) no Hoare annotation was computed. [2020-12-02 21:37:20,271 INFO L262 CegarLoopResult]: For program point L426-1(lines 426 431) no Hoare annotation was computed. [2020-12-02 21:37:20,271 INFO L262 CegarLoopResult]: For program point L360(lines 360 361) no Hoare annotation was computed. [2020-12-02 21:37:20,271 INFO L258 CegarLoopResult]: At program point L426-2(lines 426 431) the Hoare annotation is: false [2020-12-02 21:37:20,272 INFO L262 CegarLoopResult]: For program point L426-3(lines 426 431) no Hoare annotation was computed. [2020-12-02 21:37:20,272 INFO L262 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-12-02 21:37:20,272 INFO L262 CegarLoopResult]: For program point L361-2(line 361) no Hoare annotation was computed. [2020-12-02 21:37:20,272 INFO L262 CegarLoopResult]: For program point L163(lines 163 172) no Hoare annotation was computed. [2020-12-02 21:37:20,272 INFO L262 CegarLoopResult]: For program point L163-2(lines 163 172) no Hoare annotation was computed. [2020-12-02 21:37:20,272 INFO L262 CegarLoopResult]: For program point L31(lines 31 36) no Hoare annotation was computed. [2020-12-02 21:37:20,273 INFO L262 CegarLoopResult]: For program point L31-1(lines 19 38) no Hoare annotation was computed. [2020-12-02 21:37:20,273 INFO L262 CegarLoopResult]: For program point L31-2(lines 31 36) no Hoare annotation was computed. [2020-12-02 21:37:20,273 INFO L262 CegarLoopResult]: For program point L31-3(lines 31 36) no Hoare annotation was computed. [2020-12-02 21:37:20,273 INFO L262 CegarLoopResult]: For program point L31-4(lines 19 38) no Hoare annotation was computed. [2020-12-02 21:37:20,273 INFO L262 CegarLoopResult]: For program point L31-5(lines 31 36) no Hoare annotation was computed. [2020-12-02 21:37:20,273 INFO L262 CegarLoopResult]: For program point L31-6(lines 31 36) no Hoare annotation was computed. [2020-12-02 21:37:20,274 INFO L262 CegarLoopResult]: For program point L31-7(lines 19 38) no Hoare annotation was computed. [2020-12-02 21:37:20,274 INFO L262 CegarLoopResult]: For program point L31-8(lines 31 36) no Hoare annotation was computed. [2020-12-02 21:37:20,274 INFO L262 CegarLoopResult]: For program point L296(lines 296 311) no Hoare annotation was computed. [2020-12-02 21:37:20,274 INFO L262 CegarLoopResult]: For program point L296-1(lines 263 562) no Hoare annotation was computed. [2020-12-02 21:37:20,274 INFO L258 CegarLoopResult]: At program point L561(lines 263 562) the Hoare annotation is: (= (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (fp.div roundNearestTiesToEven (_ +zero 11 53) (_ +zero 11 53))) |ULTIMATE.start___ieee754_pow_#res|) [2020-12-02 21:37:20,274 INFO L262 CegarLoopResult]: For program point L297(lines 297 310) no Hoare annotation was computed. [2020-12-02 21:37:20,275 INFO L262 CegarLoopResult]: For program point L165(lines 165 166) no Hoare annotation was computed. [2020-12-02 21:37:20,275 INFO L262 CegarLoopResult]: For program point L165-2(lines 165 166) no Hoare annotation was computed. [2020-12-02 21:37:20,275 INFO L262 CegarLoopResult]: For program point L497(lines 497 502) no Hoare annotation was computed. [2020-12-02 21:37:20,275 INFO L262 CegarLoopResult]: For program point L365(line 365) no Hoare annotation was computed. [2020-12-02 21:37:20,275 INFO L262 CegarLoopResult]: For program point L299(lines 299 310) no Hoare annotation was computed. [2020-12-02 21:37:20,275 INFO L262 CegarLoopResult]: For program point L365-2(line 365) no Hoare annotation was computed. [2020-12-02 21:37:20,291 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,293 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,293 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,293 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,293 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,294 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,294 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,294 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,298 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,298 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,299 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,299 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,299 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,299 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,299 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,300 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,300 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,300 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,300 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,302 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,302 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,302 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,303 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,303 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,303 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,304 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,304 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,305 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,305 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,305 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,305 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 09:37:20 BoogieIcfgContainer [2020-12-02 21:37:20,309 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 21:37:20,309 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 21:37:20,309 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 21:37:20,310 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 21:37:20,310 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:32:16" (3/4) ... [2020-12-02 21:37:20,314 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-02 21:37:20,336 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-12-02 21:37:20,337 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-12-02 21:37:20,337 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 21:37:20,338 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 21:37:20,457 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-12-02 21:37:20,457 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 21:37:20,458 INFO L168 Benchmark]: Toolchain (without parser) took 392477.12 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 25.4 MB in the beginning and 26.1 MB in the end (delta: -716.7 kB). Peak memory consumption was 27.0 MB. Max. memory is 16.1 GB. [2020-12-02 21:37:20,459 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 37.7 MB. Free memory is still 20.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 21:37:20,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 805.03 ms. Allocated memory is still 48.2 MB. Free memory was 25.3 MB in the beginning and 23.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.1 GB. [2020-12-02 21:37:20,459 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.17 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 23.3 MB in the beginning and 40.3 MB in the end (delta: -17.0 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2020-12-02 21:37:20,460 INFO L168 Benchmark]: Boogie Preprocessor took 109.02 ms. Allocated memory is still 58.7 MB. Free memory was 40.3 MB in the beginning and 35.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-02 21:37:20,460 INFO L168 Benchmark]: RCFGBuilder took 87144.99 ms. Allocated memory is still 58.7 MB. Free memory was 35.1 MB in the beginning and 27.0 MB in the end (delta: 8.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. [2020-12-02 21:37:20,460 INFO L168 Benchmark]: TraceAbstraction took 304088.47 ms. Allocated memory is still 58.7 MB. Free memory was 26.6 MB in the beginning and 22.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2020-12-02 21:37:20,461 INFO L168 Benchmark]: Witness Printer took 147.96 ms. Allocated memory is still 58.7 MB. Free memory was 22.1 MB in the beginning and 26.1 MB in the end (delta: -4.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. [2020-12-02 21:37:20,463 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 37.7 MB. Free memory is still 20.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 805.03 ms. Allocated memory is still 48.2 MB. Free memory was 25.3 MB in the beginning and 23.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 167.17 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 23.3 MB in the beginning and 40.3 MB in the end (delta: -17.0 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 109.02 ms. Allocated memory is still 58.7 MB. Free memory was 40.3 MB in the beginning and 35.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 87144.99 ms. Allocated memory is still 58.7 MB. Free memory was 35.1 MB in the beginning and 27.0 MB in the end (delta: 8.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 304088.47 ms. Allocated memory is still 58.7 MB. Free memory was 26.6 MB in the beginning and 22.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. * Witness Printer took 147.96 ms. Allocated memory is still 58.7 MB. Free memory was 22.1 MB in the beginning and 26.1 MB in the end (delta: -4.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] - 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: 585]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant [2020-12-02 21:37:20,469 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,470 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,470 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,470 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,470 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,470 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,470 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,470 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,471 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,471 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,471 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,471 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2020-12-02 21:37:20,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,473 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] [2020-12-02 21:37:20,473 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_69,QUANTIFIED] Derived loop invariant: ((((one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) && !~fp.eq~DOUBLE(y, ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) && (forall v_prenex_6 : bv64 :: (!(x == ~fp~LONGDOUBLE(v_prenex_6[63:63], v_prenex_6[62:52], v_prenex_6[51:0])) || !(0bv32 == v_prenex_6[31:0])) || ~bvsgt32(~bvand32(2147483647bv32, v_prenex_6[63:32]), 2146435072bv32))) && (forall v_skolemized_q#valueAsBitvector_69 : bv64 :: (~bvsgt32(~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_69[63:32]), 2146435072bv32) || !(x == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_69[63:63], v_skolemized_q#valueAsBitvector_69[62:52], v_skolemized_q#valueAsBitvector_69[51:0]))) || ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_69[63:32]) == 2146435072bv32) - InvariantResult [Line: 263]: Loop Invariant [2020-12-02 21:37:20,473 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,473 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) == \result - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 565]: Loop Invariant [2020-12-02 21:37:20,475 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,475 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,475 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,475 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,476 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:37:20,476 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) == \result && 1bv32 == \result - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 213 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 300.8s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 254.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1286 SDtfs, 2447 SDslu, 3254 SDs, 0 SdLazy, 220 SolverSat, 16 SolverUnsat, 84 SolverUnknown, 0 SolverNotchecked, 206.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 195 GetRequests, 137 SyntacticMatches, 6 SemanticMatches, 52 ConstructedPredicates, 2 IntricatePredicates, 2 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 78.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=213occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 33 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 37 LocationsWithAnnotation, 37 PreInvPairs, 45 NumberOfFragments, 126 HoareAnnotationTreeSize, 37 FomulaSimplifications, 67 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 37 FomulaSimplificationsInter, 32 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 41.9s InterpolantComputationTime, 94 NumberOfCodeBlocks, 94 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 176 ConstructedInterpolants, 31 QuantifiedInterpolants, 21100 SizeOfPredicates, 45 NumberOfNonLiveVariables, 752 ConjunctsInSsa, 47 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...