./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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 ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash 805da4969fed59701f34ab4b08f18cb998495b0e0d4aa74f082eef62f15672a0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 02:28:55,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 02:28:55,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 02:28:55,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 02:28:55,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 02:28:55,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 02:28:55,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 02:28:55,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 02:28:55,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 02:28:55,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 02:28:55,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 02:28:55,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 02:28:55,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 02:28:55,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 02:28:55,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 02:28:55,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 02:28:55,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 02:28:55,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 02:28:55,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 02:28:55,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 02:28:55,442 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 02:28:55,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 02:28:55,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 02:28:55,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 02:28:55,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 02:28:55,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 02:28:55,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 02:28:55,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 02:28:55,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 02:28:55,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 02:28:55,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 02:28:55,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 02:28:55,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 02:28:55,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 02:28:55,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 02:28:55,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 02:28:55,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 02:28:55,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 02:28:55,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 02:28:55,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 02:28:55,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 02:28:55,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 02:28:55,473 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 02:28:55,497 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 02:28:55,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 02:28:55,497 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 02:28:55,497 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 02:28:55,498 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 02:28:55,498 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 02:28:55,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 02:28:55,499 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 02:28:55,499 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 02:28:55,499 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 02:28:55,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 02:28:55,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 02:28:55,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 02:28:55,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 02:28:55,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 02:28:55,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 02:28:55,500 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 02:28:55,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 02:28:55,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 02:28:55,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 02:28:55,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 02:28:55,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:28:55,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 02:28:55,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 02:28:55,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 02:28:55,501 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 02:28:55,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 02:28:55,501 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 02:28:55,501 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 02:28:55,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 02:28:55,503 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 805da4969fed59701f34ab4b08f18cb998495b0e0d4aa74f082eef62f15672a0 [2022-07-20 02:28:55,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 02:28:55,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 02:28:55,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 02:28:55,741 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 02:28:55,742 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 02:28:55,743 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2022-07-20 02:28:55,812 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c69d98a8/528994be9f21472b96772c83d2668845/FLAG84241ea4b [2022-07-20 02:28:56,626 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 02:28:56,627 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2022-07-20 02:28:56,698 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c69d98a8/528994be9f21472b96772c83d2668845/FLAG84241ea4b [2022-07-20 02:28:57,121 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c69d98a8/528994be9f21472b96772c83d2668845 [2022-07-20 02:28:57,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 02:28:57,126 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 02:28:57,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 02:28:57,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 02:28:57,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 02:28:57,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:28:57" (1/1) ... [2022-07-20 02:28:57,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9e6f034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:28:57, skipping insertion in model container [2022-07-20 02:28:57,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:28:57" (1/1) ... [2022-07-20 02:28:57,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 02:28:57,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:29:00,158 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[462712,462725] [2022-07-20 02:29:00,161 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[462859,462872] [2022-07-20 02:29:00,161 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[462998,463011] [2022-07-20 02:29:00,162 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[463156,463169] [2022-07-20 02:29:00,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:29:00,214 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 02:29:00,583 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type check failed for C: mode = (unsigned int )mode & 223U [12941] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) 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) [2022-07-20 02:29:00,594 INFO L158 Benchmark]: Toolchain (without parser) took 3466.70ms. Allocated memory was 102.8MB in the beginning and 199.2MB in the end (delta: 96.5MB). Free memory was 54.6MB in the beginning and 114.0MB in the end (delta: -59.4MB). Peak memory consumption was 97.3MB. Max. memory is 16.1GB. [2022-07-20 02:29:00,597 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 102.8MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 02:29:00,598 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3461.74ms. Allocated memory was 102.8MB in the beginning and 199.2MB in the end (delta: 96.5MB). Free memory was 54.3MB in the beginning and 114.0MB in the end (delta: -59.6MB). Peak memory consumption was 97.3MB. Max. memory is 16.1GB. [2022-07-20 02:29:00,600 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 102.8MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3461.74ms. Allocated memory was 102.8MB in the beginning and 199.2MB in the end (delta: 96.5MB). Free memory was 54.3MB in the beginning and 114.0MB in the end (delta: -59.6MB). Peak memory consumption was 97.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: mode = (unsigned int )mode & 223U [12941] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: mode = (unsigned int )mode & 223U [12941]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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 ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash 805da4969fed59701f34ab4b08f18cb998495b0e0d4aa74f082eef62f15672a0 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 02:29:02,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 02:29:02,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 02:29:02,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 02:29:02,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 02:29:02,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 02:29:02,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 02:29:02,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 02:29:02,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 02:29:02,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 02:29:02,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 02:29:02,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 02:29:02,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 02:29:02,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 02:29:02,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 02:29:02,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 02:29:02,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 02:29:02,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 02:29:02,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 02:29:02,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 02:29:02,506 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 02:29:02,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 02:29:02,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 02:29:02,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 02:29:02,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 02:29:02,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 02:29:02,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 02:29:02,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 02:29:02,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 02:29:02,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 02:29:02,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 02:29:02,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 02:29:02,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 02:29:02,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 02:29:02,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 02:29:02,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 02:29:02,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 02:29:02,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 02:29:02,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 02:29:02,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 02:29:02,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 02:29:02,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 02:29:02,534 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-20 02:29:02,565 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 02:29:02,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 02:29:02,566 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 02:29:02,567 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 02:29:02,568 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 02:29:02,568 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 02:29:02,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 02:29:02,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 02:29:02,569 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 02:29:02,570 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 02:29:02,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 02:29:02,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 02:29:02,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 02:29:02,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 02:29:02,571 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 02:29:02,571 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 02:29:02,571 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 02:29:02,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 02:29:02,572 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 02:29:02,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 02:29:02,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 02:29:02,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 02:29:02,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 02:29:02,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:29:02,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 02:29:02,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 02:29:02,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 02:29:02,574 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 02:29:02,574 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 02:29:02,574 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 02:29:02,575 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 02:29:02,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 02:29:02,575 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 02:29:02,575 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 805da4969fed59701f34ab4b08f18cb998495b0e0d4aa74f082eef62f15672a0 [2022-07-20 02:29:02,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 02:29:02,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 02:29:02,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 02:29:02,954 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 02:29:02,955 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 02:29:02,956 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2022-07-20 02:29:03,012 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ce5cc573/cc28d9378300426995dacbe73bebefb0/FLAGaf3ff986e [2022-07-20 02:29:03,959 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 02:29:03,960 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2022-07-20 02:29:04,028 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ce5cc573/cc28d9378300426995dacbe73bebefb0/FLAGaf3ff986e [2022-07-20 02:29:04,542 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ce5cc573/cc28d9378300426995dacbe73bebefb0 [2022-07-20 02:29:04,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 02:29:04,547 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 02:29:04,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 02:29:04,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 02:29:04,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 02:29:04,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:29:04" (1/1) ... [2022-07-20 02:29:04,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cb70698 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:29:04, skipping insertion in model container [2022-07-20 02:29:04,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:29:04" (1/1) ... [2022-07-20 02:29:04,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 02:29:04,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:29:08,089 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[462712,462725] [2022-07-20 02:29:08,091 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[462859,462872] [2022-07-20 02:29:08,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[462998,463011] [2022-07-20 02:29:08,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[463156,463169] [2022-07-20 02:29:08,104 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:29:08,181 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-20 02:29:08,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:29:08,658 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[462712,462725] [2022-07-20 02:29:08,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[462859,462872] [2022-07-20 02:29:08,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[462998,463011] [2022-07-20 02:29:08,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[463156,463169] [2022-07-20 02:29:08,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:29:08,687 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 02:29:09,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[462712,462725] [2022-07-20 02:29:09,135 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[462859,462872] [2022-07-20 02:29:09,136 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[462998,463011] [2022-07-20 02:29:09,136 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[463156,463169] [2022-07-20 02:29:09,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:29:09,496 INFO L208 MainTranslator]: Completed translation [2022-07-20 02:29:09,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:29:09 WrapperNode [2022-07-20 02:29:09,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 02:29:09,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 02:29:09,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 02:29:09,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 02:29:09,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:29:09" (1/1) ... [2022-07-20 02:29:09,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:29:09" (1/1) ... [2022-07-20 02:29:09,837 INFO L137 Inliner]: procedures = 311, calls = 4182, calls flagged for inlining = 163, calls inlined = 155, statements flattened = 6819 [2022-07-20 02:29:09,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 02:29:09,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 02:29:09,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 02:29:09,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 02:29:09,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:29:09" (1/1) ... [2022-07-20 02:29:09,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:29:09" (1/1) ... [2022-07-20 02:29:09,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:29:09" (1/1) ... [2022-07-20 02:29:09,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:29:09" (1/1) ... [2022-07-20 02:29:10,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:29:09" (1/1) ... [2022-07-20 02:29:10,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:29:09" (1/1) ... [2022-07-20 02:29:10,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:29:09" (1/1) ... [2022-07-20 02:29:10,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 02:29:10,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 02:29:10,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 02:29:10,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 02:29:10,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:29:09" (1/1) ... [2022-07-20 02:29:10,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:29:10,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 02:29:10,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-20 02:29:10,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-20 02:29:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_streaming_ctrl_mercury_mh [2022-07-20 02:29:10,344 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_streaming_ctrl_mercury_mh [2022-07-20 02:29:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_read_reg [2022-07-20 02:29:10,344 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_read_reg [2022-07-20 02:29:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-20 02:29:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_mercury [2022-07-20 02:29:10,345 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_mercury [2022-07-20 02:29:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-20 02:29:10,345 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-20 02:29:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mxl111sf_usb_driver_exit_11_2 [2022-07-20 02:29:10,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mxl111sf_usb_driver_exit_11_2 [2022-07-20 02:29:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-20 02:29:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 02:29:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-20 02:29:10,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 02:29:10,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 02:29:10,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 02:29:10,346 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-07-20 02:29:10,347 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-07-20 02:29:10,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 02:29:10,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 02:29:10,347 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_lg2160_frontend_attach [2022-07-20 02:29:10,348 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_lg2160_frontend_attach [2022-07-20 02:29:10,348 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_stop [2022-07-20 02:29:10,348 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_stop [2022-07-20 02:29:10,348 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-20 02:29:10,348 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-20 02:29:10,348 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_config_pin_mux_modes [2022-07-20 02:29:10,349 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_config_pin_mux_modes [2022-07-20 02:29:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_start [2022-07-20 02:29:10,349 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_start [2022-07-20 02:29:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_xfer [2022-07-20 02:29:10,349 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_xfer [2022-07-20 02:29:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2022-07-20 02:29:10,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2022-07-20 02:29:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_stream_config_isoc [2022-07-20 02:29:10,350 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_stream_config_isoc [2022-07-20 02:29:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_adap_fe_sleep [2022-07-20 02:29:10,351 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_adap_fe_sleep [2022-07-20 02:29:10,351 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_mh [2022-07-20 02:29:10,351 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_mh [2022-07-20 02:29:10,352 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_atsc [2022-07-20 02:29:10,352 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_atsc [2022-07-20 02:29:10,352 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ep6_streaming_ctrl [2022-07-20 02:29:10,352 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ep6_streaming_ctrl [2022-07-20 02:29:10,352 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_write_reg_mask [2022-07-20 02:29:10,352 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_write_reg_mask [2022-07-20 02:29:10,353 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_soft_reset [2022-07-20 02:29:10,353 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_soft_reset [2022-07-20 02:29:10,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 02:29:10,353 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_stream_config_bulk [2022-07-20 02:29:10,354 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_stream_config_bulk [2022-07-20 02:29:10,354 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_init [2022-07-20 02:29:10,354 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_init [2022-07-20 02:29:10,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 02:29:10,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-20 02:29:10,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-20 02:29:10,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 02:29:10,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 02:29:10,356 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_init_tuner_demod [2022-07-20 02:29:10,356 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_init_tuner_demod [2022-07-20 02:29:10,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-20 02:29:10,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-20 02:29:10,356 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_adap_fe_init [2022-07-20 02:29:10,357 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_adap_fe_init [2022-07-20 02:29:10,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-20 02:29:10,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 02:29:10,357 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_bitbang_sendbyte [2022-07-20 02:29:10,357 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_bitbang_sendbyte [2022-07-20 02:29:10,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 02:29:10,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-20 02:29:10,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-20 02:29:10,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-20 02:29:10,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-20 02:29:10,359 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_lgdt3305_frontend_attach [2022-07-20 02:29:10,359 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_lgdt3305_frontend_attach [2022-07-20 02:29:10,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-20 02:29:10,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-20 02:29:10,360 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_check_status [2022-07-20 02:29:10,360 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_check_status [2022-07-20 02:29:10,360 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ep5_streaming_ctrl [2022-07-20 02:29:10,360 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ep5_streaming_ctrl [2022-07-20 02:29:10,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_7_4 [2022-07-20 02:29:10,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_7_4 [2022-07-20 02:29:10,360 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ctrl_msg [2022-07-20 02:29:10,361 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ctrl_msg [2022-07-20 02:29:10,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-20 02:29:10,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-20 02:29:10,361 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_dvbt [2022-07-20 02:29:10,361 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_dvbt [2022-07-20 02:29:10,361 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ep4_streaming_ctrl [2022-07-20 02:29:10,361 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ep4_streaming_ctrl [2022-07-20 02:29:10,362 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_set_gpio [2022-07-20 02:29:10,362 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_set_gpio [2022-07-20 02:29:10,362 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2022-07-20 02:29:10,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2022-07-20 02:29:10,362 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 02:29:10,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 02:29:10,363 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_lg2161_ep6_frontend_attach [2022-07-20 02:29:10,363 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_lg2161_ep6_frontend_attach [2022-07-20 02:29:10,363 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_get_chip_info [2022-07-20 02:29:10,364 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_get_chip_info [2022-07-20 02:29:10,365 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_mercury_mh [2022-07-20 02:29:10,367 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_mercury_mh [2022-07-20 02:29:10,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-20 02:29:10,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-20 02:29:10,368 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_enable_usb_output [2022-07-20 02:29:10,368 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_enable_usb_output [2022-07-20 02:29:10,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-20 02:29:10,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-20 02:29:10,369 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2022-07-20 02:29:10,369 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2022-07-20 02:29:10,374 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_attach_tuner [2022-07-20 02:29:10,374 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_attach_tuner [2022-07-20 02:29:10,374 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-20 02:29:10,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-20 02:29:10,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 02:29:10,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 02:29:10,375 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_hw_set_gpio [2022-07-20 02:29:10,375 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_hw_set_gpio [2022-07-20 02:29:10,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 02:29:10,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-20 02:29:10,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-20 02:29:10,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-20 02:29:10,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-20 02:29:10,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 02:29:10,376 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_set_device_mode [2022-07-20 02:29:10,376 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_set_device_mode [2022-07-20 02:29:10,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-20 02:29:10,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-20 02:29:10,376 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ctrl_program_regs [2022-07-20 02:29:10,376 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ctrl_program_regs [2022-07-20 02:29:10,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 02:29:10,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-20 02:29:10,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-20 02:29:10,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-20 02:29:10,377 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_gpio_mode_switch [2022-07-20 02:29:10,377 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_gpio_mode_switch [2022-07-20 02:29:10,377 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2022-07-20 02:29:10,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2022-07-20 02:29:10,377 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_write_reg [2022-07-20 02:29:10,378 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_write_reg [2022-07-20 02:29:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-20 02:29:10,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-20 02:29:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_func [2022-07-20 02:29:10,378 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_func [2022-07-20 02:29:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ant_hunt [2022-07-20 02:29:10,378 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ant_hunt [2022-07-20 02:29:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_set_ant_path [2022-07-20 02:29:10,379 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_set_ant_path [2022-07-20 02:29:10,379 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_init_port_expander [2022-07-20 02:29:10,379 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_init_port_expander [2022-07-20 02:29:10,379 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usbv2_disconnect [2022-07-20 02:29:10,379 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usbv2_disconnect [2022-07-20 02:29:10,379 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_atsc_mh [2022-07-20 02:29:10,379 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_atsc_mh [2022-07-20 02:29:10,379 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_attach_demod [2022-07-20 02:29:10,380 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_attach_demod [2022-07-20 02:29:10,380 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_send_data [2022-07-20 02:29:10,380 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_send_data [2022-07-20 02:29:10,380 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usbv2_resume [2022-07-20 02:29:10,380 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usbv2_resume [2022-07-20 02:29:10,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-20 02:29:10,380 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_get_data [2022-07-20 02:29:10,380 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_get_data [2022-07-20 02:29:10,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-20 02:29:10,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-20 02:29:10,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 02:29:10,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 02:29:10,381 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usbv2_probe [2022-07-20 02:29:10,381 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usbv2_probe [2022-07-20 02:29:10,381 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_top_master_ctrl [2022-07-20 02:29:10,381 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_top_master_ctrl [2022-07-20 02:29:11,381 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 02:29:11,384 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 02:29:15,906 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 02:31:27,201 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-20 02:31:27,410 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 02:31:27,435 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 02:31:27,437 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-20 02:31:27,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:31:27 BoogieIcfgContainer [2022-07-20 02:31:27,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 02:31:27,444 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 02:31:27,444 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 02:31:27,447 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 02:31:27,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 02:29:04" (1/3) ... [2022-07-20 02:31:27,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ceee82a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:31:27, skipping insertion in model container [2022-07-20 02:31:27,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:29:09" (2/3) ... [2022-07-20 02:31:27,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ceee82a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:31:27, skipping insertion in model container [2022-07-20 02:31:27,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:31:27" (3/3) ... [2022-07-20 02:31:27,450 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2022-07-20 02:31:27,462 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 02:31:27,462 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-07-20 02:31:27,600 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 02:31:27,606 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5f0bfc7c, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5163543f [2022-07-20 02:31:27,606 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-07-20 02:31:27,619 INFO L276 IsEmpty]: Start isEmpty. Operand has 2401 states, 1807 states have (on average 1.4150525733259547) internal successors, (2557), 1839 states have internal predecessors, (2557), 521 states have call successors, (521), 72 states have call predecessors, (521), 71 states have return successors, (514), 494 states have call predecessors, (514), 514 states have call successors, (514) [2022-07-20 02:31:27,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 580 [2022-07-20 02:31:27,664 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:31:27,666 INFO L195 NwaCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:31:27,666 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 02:31:27,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:31:27,675 INFO L85 PathProgramCache]: Analyzing trace with hash 919965541, now seen corresponding path program 1 times [2022-07-20 02:31:27,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:31:27,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [363646686] [2022-07-20 02:31:27,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:31:27,696 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:31:27,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:31:27,699 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:31:27,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-20 02:31:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:31:35,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 5140 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:31:35,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:31:36,031 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 11025 trivial. 0 not checked. [2022-07-20 02:31:36,031 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:31:36,032 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:31:36,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [363646686] [2022-07-20 02:31:36,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [363646686] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:31:36,033 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:31:36,033 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:31:36,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261144514] [2022-07-20 02:31:36,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:31:36,040 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:31:36,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:31:36,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:31:36,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:31:36,075 INFO L87 Difference]: Start difference. First operand has 2401 states, 1807 states have (on average 1.4150525733259547) internal successors, (2557), 1839 states have internal predecessors, (2557), 521 states have call successors, (521), 72 states have call predecessors, (521), 71 states have return successors, (514), 494 states have call predecessors, (514), 514 states have call successors, (514) Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2022-07-20 02:31:37,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:31:37,669 INFO L93 Difference]: Finished difference Result 6890 states and 10342 transitions. [2022-07-20 02:31:37,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:31:37,676 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 579 [2022-07-20 02:31:37,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:31:37,742 INFO L225 Difference]: With dead ends: 6890 [2022-07-20 02:31:37,743 INFO L226 Difference]: Without dead ends: 4582 [2022-07-20 02:31:37,768 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 578 GetRequests, 577 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:31:37,773 INFO L413 NwaCegarLoop]: 4037 mSDtfsCounter, 3330 mSDsluCounter, 3524 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3330 SdHoareTripleChecker+Valid, 7561 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-20 02:31:37,774 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3330 Valid, 7561 Invalid, 44 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-20 02:31:37,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4582 states. [2022-07-20 02:31:38,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4582 to 4580. [2022-07-20 02:31:38,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4580 states, 3483 states have (on average 1.422624174562159) internal successors, (4955), 3546 states have internal predecessors, (4955), 956 states have call successors, (956), 140 states have call predecessors, (956), 139 states have return successors, (953), 913 states have call predecessors, (953), 953 states have call successors, (953) [2022-07-20 02:31:38,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4580 states to 4580 states and 6864 transitions. [2022-07-20 02:31:38,093 INFO L78 Accepts]: Start accepts. Automaton has 4580 states and 6864 transitions. Word has length 579 [2022-07-20 02:31:38,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:31:38,096 INFO L495 AbstractCegarLoop]: Abstraction has 4580 states and 6864 transitions. [2022-07-20 02:31:38,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2022-07-20 02:31:38,097 INFO L276 IsEmpty]: Start isEmpty. Operand 4580 states and 6864 transitions. [2022-07-20 02:31:38,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 654 [2022-07-20 02:31:38,121 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:31:38,122 INFO L195 NwaCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:31:38,255 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-20 02:31:38,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:31:38,344 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 02:31:38,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:31:38,345 INFO L85 PathProgramCache]: Analyzing trace with hash -272167897, now seen corresponding path program 1 times [2022-07-20 02:31:38,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:31:38,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [85075828] [2022-07-20 02:31:38,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:31:38,354 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:31:38,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:31:38,356 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:31:38,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-20 02:31:45,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:31:46,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 5331 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:31:46,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:31:47,399 INFO L134 CoverageAnalysis]: Checked inductivity of 11268 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 11118 trivial. 0 not checked. [2022-07-20 02:31:47,399 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:31:47,399 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:31:47,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [85075828] [2022-07-20 02:31:47,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [85075828] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:31:47,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:31:47,401 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:31:47,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796809014] [2022-07-20 02:31:47,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:31:47,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:31:47,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:31:47,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:31:47,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:31:47,412 INFO L87 Difference]: Start difference. First operand 4580 states and 6864 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (59), 3 states have call predecessors, (59), 3 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2022-07-20 02:31:49,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:31:49,345 INFO L93 Difference]: Finished difference Result 13139 states and 19722 transitions. [2022-07-20 02:31:49,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:31:49,346 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (59), 3 states have call predecessors, (59), 3 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) Word has length 653 [2022-07-20 02:31:49,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:31:49,424 INFO L225 Difference]: With dead ends: 13139 [2022-07-20 02:31:49,425 INFO L226 Difference]: Without dead ends: 8664 [2022-07-20 02:31:49,462 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 652 GetRequests, 651 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:31:49,464 INFO L413 NwaCegarLoop]: 3983 mSDtfsCounter, 3096 mSDsluCounter, 3523 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3096 SdHoareTripleChecker+Valid, 7506 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-20 02:31:49,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3096 Valid, 7506 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-20 02:31:49,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8664 states. [2022-07-20 02:31:49,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8664 to 8653. [2022-07-20 02:31:49,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8653 states, 6630 states have (on average 1.428657616892911) internal successors, (9472), 6758 states have internal predecessors, (9472), 1756 states have call successors, (1756), 266 states have call predecessors, (1756), 265 states have return successors, (1753), 1666 states have call predecessors, (1753), 1753 states have call successors, (1753) [2022-07-20 02:31:49,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8653 states to 8653 states and 12981 transitions. [2022-07-20 02:31:49,868 INFO L78 Accepts]: Start accepts. Automaton has 8653 states and 12981 transitions. Word has length 653 [2022-07-20 02:31:49,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:31:49,870 INFO L495 AbstractCegarLoop]: Abstraction has 8653 states and 12981 transitions. [2022-07-20 02:31:49,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (59), 3 states have call predecessors, (59), 3 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2022-07-20 02:31:49,871 INFO L276 IsEmpty]: Start isEmpty. Operand 8653 states and 12981 transitions. [2022-07-20 02:31:49,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 639 [2022-07-20 02:31:49,899 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:31:49,900 INFO L195 NwaCegarLoop]: trace histogram [54, 54, 50, 50, 50, 50, 50, 50, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:31:50,054 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-20 02:31:50,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:31:50,124 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 02:31:50,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:31:50,125 INFO L85 PathProgramCache]: Analyzing trace with hash 665963149, now seen corresponding path program 1 times [2022-07-20 02:31:50,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:31:50,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1278881678] [2022-07-20 02:31:50,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:31:50,136 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:31:50,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:31:50,138 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:31:50,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-20 02:31:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:31:57,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 5268 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:31:57,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:31:58,625 INFO L134 CoverageAnalysis]: Checked inductivity of 11679 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 11496 trivial. 0 not checked. [2022-07-20 02:31:58,626 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:31:58,626 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:31:58,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1278881678] [2022-07-20 02:31:58,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1278881678] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:31:58,626 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:31:58,626 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:31:58,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641082638] [2022-07-20 02:31:58,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:31:58,628 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:31:58,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:31:58,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:31:58,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:31:58,629 INFO L87 Difference]: Start difference. First operand 8653 states and 12981 transitions. Second operand has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (61), 3 states have call predecessors, (61), 3 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2022-07-20 02:32:00,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:32:00,254 INFO L93 Difference]: Finished difference Result 17220 states and 25835 transitions. [2022-07-20 02:32:00,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:32:00,255 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (61), 3 states have call predecessors, (61), 3 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) Word has length 638 [2022-07-20 02:32:00,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:32:00,368 INFO L225 Difference]: With dead ends: 17220 [2022-07-20 02:32:00,368 INFO L226 Difference]: Without dead ends: 12848 [2022-07-20 02:32:00,412 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 637 GetRequests, 636 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:32:00,415 INFO L413 NwaCegarLoop]: 6855 mSDtfsCounter, 3291 mSDsluCounter, 3531 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3291 SdHoareTripleChecker+Valid, 10386 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-20 02:32:00,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3291 Valid, 10386 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-20 02:32:00,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12848 states. [2022-07-20 02:32:00,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12848 to 12846. [2022-07-20 02:32:00,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12846 states, 9860 states have (on average 1.4311359026369168) internal successors, (14111), 10049 states have internal predecessors, (14111), 2588 states have call successors, (2588), 397 states have call predecessors, (2588), 396 states have return successors, (2585), 2456 states have call predecessors, (2585), 2585 states have call successors, (2585) [2022-07-20 02:32:01,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12846 states to 12846 states and 19284 transitions. [2022-07-20 02:32:01,059 INFO L78 Accepts]: Start accepts. Automaton has 12846 states and 19284 transitions. Word has length 638 [2022-07-20 02:32:01,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:32:01,060 INFO L495 AbstractCegarLoop]: Abstraction has 12846 states and 19284 transitions. [2022-07-20 02:32:01,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (61), 3 states have call predecessors, (61), 3 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2022-07-20 02:32:01,061 INFO L276 IsEmpty]: Start isEmpty. Operand 12846 states and 19284 transitions. [2022-07-20 02:32:01,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 639 [2022-07-20 02:32:01,089 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:32:01,090 INFO L195 NwaCegarLoop]: trace histogram [54, 54, 50, 50, 50, 50, 50, 50, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:32:01,222 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-20 02:32:01,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:32:01,305 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 02:32:01,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:32:01,306 INFO L85 PathProgramCache]: Analyzing trace with hash 728002763, now seen corresponding path program 1 times [2022-07-20 02:32:01,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:32:01,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1144322151] [2022-07-20 02:32:01,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:32:01,315 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:32:01,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:32:01,316 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:32:01,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-20 02:32:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:32:08,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 5268 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 02:32:08,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:32:35,892 INFO L134 CoverageAnalysis]: Checked inductivity of 11679 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11679 trivial. 0 not checked. [2022-07-20 02:32:35,892 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:32:35,892 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:32:35,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1144322151] [2022-07-20 02:32:35,893 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1144322151] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:32:35,893 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:32:35,893 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-20 02:32:35,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174272942] [2022-07-20 02:32:35,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:32:35,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 02:32:35,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:32:35,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 02:32:35,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 02:32:35,895 INFO L87 Difference]: Start difference. First operand 12846 states and 19284 transitions. Second operand has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2022-07-20 02:32:36,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:32:36,892 INFO L93 Difference]: Finished difference Result 12846 states and 19284 transitions. [2022-07-20 02:32:36,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 02:32:36,893 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 638 [2022-07-20 02:32:36,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:32:37,071 INFO L225 Difference]: With dead ends: 12846 [2022-07-20 02:32:37,073 INFO L226 Difference]: Without dead ends: 12807 [2022-07-20 02:32:37,083 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 638 GetRequests, 635 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 02:32:37,085 INFO L413 NwaCegarLoop]: 3560 mSDtfsCounter, 3348 mSDsluCounter, 3560 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3348 SdHoareTripleChecker+Valid, 7120 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-20 02:32:37,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3348 Valid, 7120 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-20 02:32:37,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12807 states. [2022-07-20 02:32:37,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12807 to 12807. [2022-07-20 02:32:37,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12807 states, 9839 states have (on average 1.4314462851915846) internal successors, (14084), 10022 states have internal predecessors, (14084), 2573 states have call successors, (2573), 394 states have call predecessors, (2573), 394 states have return successors, (2573), 2447 states have call predecessors, (2573), 2573 states have call successors, (2573) [2022-07-20 02:32:37,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12807 states to 12807 states and 19230 transitions. [2022-07-20 02:32:37,549 INFO L78 Accepts]: Start accepts. Automaton has 12807 states and 19230 transitions. Word has length 638 [2022-07-20 02:32:37,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:32:37,550 INFO L495 AbstractCegarLoop]: Abstraction has 12807 states and 19230 transitions. [2022-07-20 02:32:37,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2022-07-20 02:32:37,550 INFO L276 IsEmpty]: Start isEmpty. Operand 12807 states and 19230 transitions. [2022-07-20 02:32:37,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 681 [2022-07-20 02:32:37,580 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:32:37,581 INFO L195 NwaCegarLoop]: trace histogram [52, 52, 50, 50, 50, 50, 50, 50, 7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:32:37,710 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-20 02:32:37,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:32:37,800 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 02:32:37,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:32:37,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1680628003, now seen corresponding path program 1 times [2022-07-20 02:32:37,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:32:37,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1664857437] [2022-07-20 02:32:37,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:32:37,806 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:32:37,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:32:37,808 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:32:37,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-20 02:32:45,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:32:45,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 5372 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:32:45,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:32:46,246 INFO L134 CoverageAnalysis]: Checked inductivity of 11456 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 11142 trivial. 0 not checked. [2022-07-20 02:32:46,246 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:32:46,247 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:32:46,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1664857437] [2022-07-20 02:32:46,247 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1664857437] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:32:46,247 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:32:46,247 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:32:46,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355111225] [2022-07-20 02:32:46,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:32:46,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:32:46,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:32:46,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:32:46,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:32:46,250 INFO L87 Difference]: Start difference. First operand 12807 states and 19230 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (61), 3 states have call predecessors, (61), 3 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2022-07-20 02:32:47,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:32:47,430 INFO L93 Difference]: Finished difference Result 31824 states and 47764 transitions. [2022-07-20 02:32:47,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:32:47,430 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (61), 3 states have call predecessors, (61), 3 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) Word has length 680 [2022-07-20 02:32:47,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:32:47,543 INFO L225 Difference]: With dead ends: 31824 [2022-07-20 02:32:47,543 INFO L226 Difference]: Without dead ends: 19122 [2022-07-20 02:32:47,715 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 679 GetRequests, 678 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:32:47,716 INFO L413 NwaCegarLoop]: 4277 mSDtfsCounter, 3346 mSDsluCounter, 3523 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3346 SdHoareTripleChecker+Valid, 7800 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-20 02:32:47,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3346 Valid, 7800 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-20 02:32:47,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19122 states. [2022-07-20 02:32:48,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19122 to 19118. [2022-07-20 02:32:48,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19118 states, 14707 states have (on average 1.430815258040389) internal successors, (21043), 14978 states have internal predecessors, (21043), 3814 states have call successors, (3814), 596 states have call predecessors, (3814), 596 states have return successors, (3814), 3628 states have call predecessors, (3814), 3814 states have call successors, (3814) [2022-07-20 02:32:48,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19118 states to 19118 states and 28671 transitions. [2022-07-20 02:32:48,602 INFO L78 Accepts]: Start accepts. Automaton has 19118 states and 28671 transitions. Word has length 680 [2022-07-20 02:32:48,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:32:48,603 INFO L495 AbstractCegarLoop]: Abstraction has 19118 states and 28671 transitions. [2022-07-20 02:32:48,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (61), 3 states have call predecessors, (61), 3 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2022-07-20 02:32:48,603 INFO L276 IsEmpty]: Start isEmpty. Operand 19118 states and 28671 transitions. [2022-07-20 02:32:48,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 748 [2022-07-20 02:32:48,681 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:32:48,685 INFO L195 NwaCegarLoop]: trace histogram [55, 55, 50, 50, 50, 50, 50, 50, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:32:48,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-20 02:32:48,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:32:48,904 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 02:32:48,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:32:48,904 INFO L85 PathProgramCache]: Analyzing trace with hash 429113281, now seen corresponding path program 1 times [2022-07-20 02:32:48,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:32:48,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [155985108] [2022-07-20 02:32:48,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:32:48,909 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:32:48,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:32:48,910 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:32:48,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-20 02:32:57,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:32:57,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 5517 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 02:32:57,374 INFO L286 TraceCheckSpWp]: Computing forward predicates...