./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c 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-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.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 06a1a5884933bcba18239575fcdd90e80287d1e97f83c153d30cbf6ef2bf14a2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 14:42:31,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 14:42:31,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 14:42:31,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 14:42:31,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 14:42:31,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 14:42:31,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 14:42:31,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 14:42:31,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 14:42:31,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 14:42:31,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 14:42:31,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 14:42:31,306 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 14:42:31,307 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 14:42:31,308 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 14:42:31,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 14:42:31,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 14:42:31,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 14:42:31,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 14:42:31,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 14:42:31,318 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 14:42:31,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 14:42:31,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 14:42:31,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 14:42:31,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 14:42:31,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 14:42:31,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 14:42:31,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 14:42:31,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 14:42:31,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 14:42:31,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 14:42:31,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 14:42:31,330 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 14:42:31,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 14:42:31,331 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 14:42:31,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 14:42:31,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 14:42:31,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 14:42:31,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 14:42:31,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 14:42:31,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 14:42:31,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 14:42:31,335 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 14:42:31,358 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 14:42:31,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 14:42:31,359 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 14:42:31,359 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 14:42:31,360 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 14:42:31,360 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 14:42:31,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 14:42:31,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 14:42:31,361 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 14:42:31,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 14:42:31,361 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 14:42:31,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 14:42:31,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 14:42:31,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 14:42:31,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 14:42:31,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 14:42:31,362 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 14:42:31,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 14:42:31,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 14:42:31,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 14:42:31,363 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 14:42:31,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:42:31,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 14:42:31,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 14:42:31,364 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 14:42:31,364 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 14:42:31,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 14:42:31,365 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 14:42:31,365 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 14:42:31,365 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 14:42:31,365 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06a1a5884933bcba18239575fcdd90e80287d1e97f83c153d30cbf6ef2bf14a2 [2022-07-12 14:42:31,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 14:42:31,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 14:42:31,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 14:42:31,552 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 14:42:31,552 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 14:42:31,553 INFO L432 ainManager$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-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i [2022-07-12 14:42:31,605 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ba1e6602/610e5b6498104647a74463010bb1ad90/FLAG5356854a7 [2022-07-12 14:42:32,308 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 14:42:32,309 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i [2022-07-12 14:42:32,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ba1e6602/610e5b6498104647a74463010bb1ad90/FLAG5356854a7 [2022-07-12 14:42:32,637 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ba1e6602/610e5b6498104647a74463010bb1ad90 [2022-07-12 14:42:32,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 14:42:32,640 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 14:42:32,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 14:42:32,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 14:42:32,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 14:42:32,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:42:32" (1/1) ... [2022-07-12 14:42:32,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29f257b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:32, skipping insertion in model container [2022-07-12 14:42:32,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:42:32" (1/1) ... [2022-07-12 14:42:32,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 14:42:32,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:42:36,584 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-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[523621,523634] [2022-07-12 14:42:36,587 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-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[523766,523779] [2022-07-12 14:42:36,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:42:36,653 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 14:42:36,769 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: data = data & 4294959087U [8048] 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: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) [2022-07-12 14:42:36,778 INFO L158 Benchmark]: Toolchain (without parser) took 4135.99ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 111.5MB in the beginning and 102.8MB in the end (delta: 8.6MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. [2022-07-12 14:42:36,779 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 111.1MB. Free memory is still 68.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 14:42:36,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4114.30ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 111.3MB in the beginning and 102.8MB in the end (delta: 8.4MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. [2022-07-12 14:42:36,781 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 111.1MB. Free memory is still 68.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4114.30ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 111.3MB in the beginning and 102.8MB in the end (delta: 8.4MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: data = data & 4294959087U [8048] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: data = data & 4294959087U [8048]: 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-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.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 06a1a5884933bcba18239575fcdd90e80287d1e97f83c153d30cbf6ef2bf14a2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 14:42:38,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 14:42:38,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 14:42:38,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 14:42:38,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 14:42:38,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 14:42:38,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 14:42:38,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 14:42:38,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 14:42:38,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 14:42:38,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 14:42:38,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 14:42:38,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 14:42:38,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 14:42:38,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 14:42:38,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 14:42:38,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 14:42:38,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 14:42:38,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 14:42:38,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 14:42:38,340 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 14:42:38,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 14:42:38,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 14:42:38,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 14:42:38,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 14:42:38,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 14:42:38,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 14:42:38,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 14:42:38,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 14:42:38,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 14:42:38,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 14:42:38,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 14:42:38,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 14:42:38,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 14:42:38,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 14:42:38,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 14:42:38,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 14:42:38,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 14:42:38,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 14:42:38,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 14:42:38,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 14:42:38,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 14:42:38,362 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-12 14:42:38,381 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 14:42:38,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 14:42:38,381 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 14:42:38,382 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 14:42:38,382 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 14:42:38,382 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 14:42:38,383 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 14:42:38,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 14:42:38,383 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 14:42:38,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 14:42:38,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 14:42:38,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 14:42:38,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 14:42:38,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 14:42:38,385 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 14:42:38,393 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 14:42:38,393 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 14:42:38,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 14:42:38,393 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 14:42:38,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 14:42:38,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 14:42:38,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 14:42:38,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 14:42:38,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:42:38,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 14:42:38,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 14:42:38,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 14:42:38,395 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 14:42:38,395 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 14:42:38,395 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 14:42:38,395 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 14:42:38,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 14:42:38,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 14:42:38,396 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06a1a5884933bcba18239575fcdd90e80287d1e97f83c153d30cbf6ef2bf14a2 [2022-07-12 14:42:38,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 14:42:38,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 14:42:38,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 14:42:38,686 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 14:42:38,686 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 14:42:38,688 INFO L432 ainManager$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-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i [2022-07-12 14:42:38,743 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8908cbf93/bb68658afb9349808b9552acf2a14ba7/FLAGf45fdc13c [2022-07-12 14:42:39,603 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 14:42:39,604 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i [2022-07-12 14:42:39,645 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8908cbf93/bb68658afb9349808b9552acf2a14ba7/FLAGf45fdc13c [2022-07-12 14:42:39,755 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8908cbf93/bb68658afb9349808b9552acf2a14ba7 [2022-07-12 14:42:39,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 14:42:39,758 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 14:42:39,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 14:42:39,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 14:42:39,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 14:42:39,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:42:39" (1/1) ... [2022-07-12 14:42:39,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1acc559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:39, skipping insertion in model container [2022-07-12 14:42:39,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:42:39" (1/1) ... [2022-07-12 14:42:39,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 14:42:39,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:42:44,119 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-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[523621,523634] [2022-07-12 14:42:44,121 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-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[523766,523779] [2022-07-12 14:42:44,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:42:44,182 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-12 14:42:44,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:42:44,602 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-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[523621,523634] [2022-07-12 14:42:44,603 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-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[523766,523779] [2022-07-12 14:42:44,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:42:44,617 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 14:42:44,940 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-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[523621,523634] [2022-07-12 14:42:44,940 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-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[523766,523779] [2022-07-12 14:42:44,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:42:45,234 INFO L208 MainTranslator]: Completed translation [2022-07-12 14:42:45,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:45 WrapperNode [2022-07-12 14:42:45,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 14:42:45,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 14:42:45,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 14:42:45,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 14:42:45,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:45" (1/1) ... [2022-07-12 14:42:45,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:45" (1/1) ... [2022-07-12 14:42:45,598 INFO L137 Inliner]: procedures = 711, calls = 4163, calls flagged for inlining = 369, calls inlined = 343, statements flattened = 10006 [2022-07-12 14:42:45,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 14:42:45,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 14:42:45,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 14:42:45,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 14:42:45,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:45" (1/1) ... [2022-07-12 14:42:45,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:45" (1/1) ... [2022-07-12 14:42:45,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:45" (1/1) ... [2022-07-12 14:42:45,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:45" (1/1) ... [2022-07-12 14:42:45,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:45" (1/1) ... [2022-07-12 14:42:45,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:45" (1/1) ... [2022-07-12 14:42:45,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:45" (1/1) ... [2022-07-12 14:42:45,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 14:42:45,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 14:42:45,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 14:42:45,864 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 14:42:45,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:45" (1/1) ... [2022-07-12 14:42:45,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:42:45,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:42:45,886 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) [2022-07-12 14:42:45,889 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 [2022-07-12 14:42:45,919 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-12 14:42:45,919 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-12 14:42:45,919 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-07-12 14:42:45,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-07-12 14:42:45,919 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_phy_core [2022-07-12 14:42:45,919 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_phy_core [2022-07-12 14:42:45,920 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-07-12 14:42:45,920 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-07-12 14:42:45,920 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_post_phy_linkchg [2022-07-12 14:42:45,920 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_post_phy_linkchg [2022-07-12 14:42:45,920 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-12 14:42:45,920 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-12 14:42:45,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 14:42:45,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 14:42:45,921 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-12 14:42:45,921 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-12 14:42:45,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 14:42:45,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 14:42:45,921 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_clean_rx_ring [2022-07-12 14:42:45,921 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_clean_rx_ring [2022-07-12 14:42:45,921 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-12 14:42:45,921 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-12 14:42:45,921 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-12 14:42:45,922 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-12 14:42:45,922 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-12 14:42:45,922 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-12 14:42:45,922 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_current_addr [2022-07-12 14:42:45,922 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_current_addr [2022-07-12 14:42:45,922 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-12 14:42:45,922 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-12 14:42:45,922 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-12 14:42:45,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-12 14:42:45,923 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_reset_mac [2022-07-12 14:42:45,923 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_reset_mac [2022-07-12 14:42:45,923 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_irq_disable [2022-07-12 14:42:45,923 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_irq_disable [2022-07-12 14:42:45,923 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_stop_phy_polling [2022-07-12 14:42:45,923 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_stop_phy_polling [2022-07-12 14:42:45,923 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-12 14:42:45,923 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-12 14:42:45,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 14:42:45,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 14:42:45,924 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-12 14:42:45,924 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-12 14:42:45,924 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-12 14:42:45,924 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-12 14:42:45,924 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-12 14:42:45,924 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-12 14:42:45,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 14:42:45,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 14:42:45,925 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-12 14:42:45,925 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-12 14:42:45,925 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-12 14:42:45,925 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-12 14:42:45,925 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-12 14:42:45,925 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-12 14:42:45,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 14:42:45,925 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-12 14:42:45,926 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-12 14:42:45,926 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_speed_and_duplex [2022-07-12 14:42:45,926 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_speed_and_duplex [2022-07-12 14:42:45,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-12 14:42:45,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 14:42:45,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 14:42:45,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-12 14:42:45,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_mdio_lock_of_atl1c_adapter [2022-07-12 14:42:45,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_mdio_lock_of_atl1c_adapter [2022-07-12 14:42:45,927 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-12 14:42:45,927 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-12 14:42:45,927 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_close [2022-07-12 14:42:45,927 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_close [2022-07-12 14:42:45,927 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-12 14:42:45,927 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-12 14:42:45,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_110 [2022-07-12 14:42:45,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_110 [2022-07-12 14:42:45,928 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_reg [2022-07-12 14:42:45,928 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_reg [2022-07-12 14:42:45,928 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_phy_init [2022-07-12 14:42:45,928 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_phy_init [2022-07-12 14:42:45,928 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_phy_dbg [2022-07-12 14:42:45,928 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_phy_dbg [2022-07-12 14:42:45,928 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_regs_len [2022-07-12 14:42:45,928 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_regs_len [2022-07-12 14:42:45,928 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-12 14:42:45,929 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-12 14:42:45,929 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-12 14:42:45,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-12 14:42:45,929 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_free_ring_resources [2022-07-12 14:42:45,929 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_free_ring_resources [2022-07-12 14:42:45,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 14:42:45,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 14:42:45,929 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-12 14:42:45,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-12 14:42:45,930 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-12 14:42:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-12 14:42:45,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-12 14:42:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-12 14:42:45,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 14:42:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 14:42:45,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-12 14:42:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-12 14:42:45,930 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-12 14:42:45,930 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-12 14:42:45,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-12 14:42:45,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-12 14:42:45,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 14:42:45,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 14:42:45,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-12 14:42:45,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-12 14:42:45,931 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-12 14:42:45,931 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-12 14:42:45,932 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_set_multi [2022-07-12 14:42:45,932 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_set_multi [2022-07-12 14:42:45,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 14:42:45,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-12 14:42:45,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-12 14:42:45,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-12 14:42:45,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-12 14:42:45,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-12 14:42:45,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-12 14:42:45,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-07-12 14:42:45,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-07-12 14:42:45,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 14:42:45,933 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-12 14:42:45,933 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-12 14:42:45,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 14:42:45,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 14:42:45,933 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-12 14:42:45,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-12 14:42:45,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 14:42:45,934 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_start_phy_polling [2022-07-12 14:42:45,934 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_start_phy_polling [2022-07-12 14:42:45,934 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-07-12 14:42:45,934 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-07-12 14:42:45,934 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 14:42:45,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-12 14:42:45,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-12 14:42:45,934 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 14:42:45,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 14:42:45,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-12 14:42:45,935 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-07-12 14:42:45,935 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-07-12 14:42:45,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-07-12 14:42:45,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-07-12 14:42:45,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-07-12 14:42:45,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-07-12 14:42:45,935 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-07-12 14:42:45,936 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-07-12 14:42:45,936 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-12 14:42:45,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-12 14:42:45,936 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_core [2022-07-12 14:42:45,936 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_core [2022-07-12 14:42:45,936 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_wait_until_idle [2022-07-12 14:42:45,936 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_wait_until_idle [2022-07-12 14:42:45,936 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-07-12 14:42:45,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-07-12 14:42:45,937 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-12 14:42:45,937 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-12 14:42:45,937 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-12 14:42:45,937 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-12 14:42:45,937 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_check_link_status [2022-07-12 14:42:45,937 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_check_link_status [2022-07-12 14:42:45,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-12 14:42:45,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-12 14:42:45,937 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_alloc_rx_buffer [2022-07-12 14:42:45,938 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_alloc_rx_buffer [2022-07-12 14:42:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_mdio_lock_of_atl1c_adapter [2022-07-12 14:42:45,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_mdio_lock_of_atl1c_adapter [2022-07-12 14:42:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_io_resume [2022-07-12 14:42:45,938 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_io_resume [2022-07-12 14:42:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_dbg [2022-07-12 14:42:45,938 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_dbg [2022-07-12 14:42:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_wait_mdio_idle [2022-07-12 14:42:45,938 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_wait_mdio_idle [2022-07-12 14:42:45,938 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-12 14:42:45,939 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-12 14:42:45,939 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-12 14:42:45,939 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-12 14:42:45,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-12 14:42:45,939 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_vlan_mode [2022-07-12 14:42:45,939 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_vlan_mode [2022-07-12 14:42:45,939 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_tx_buffer [2022-07-12 14:42:45,939 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_tx_buffer [2022-07-12 14:42:45,939 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_down [2022-07-12 14:42:45,940 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_down [2022-07-12 14:42:45,940 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_suspend [2022-07-12 14:42:45,940 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_suspend [2022-07-12 14:42:45,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 14:42:45,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 14:42:45,940 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-07-12 14:42:45,940 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-07-12 14:42:45,940 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-12 14:42:45,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-12 14:42:45,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-12 14:42:45,941 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-12 14:42:45,941 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-12 14:42:45,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-12 14:42:45,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 14:42:45,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 14:42:45,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-12 14:42:45,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 14:42:45,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 14:42:45,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 14:42:45,942 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-12 14:42:45,942 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-12 14:42:45,942 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_tx_timeout [2022-07-12 14:42:45,942 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_tx_timeout [2022-07-12 14:42:45,942 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-12 14:42:45,942 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-12 14:42:45,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-12 14:42:45,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-12 14:42:45,942 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_tpd [2022-07-12 14:42:45,943 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_tpd [2022-07-12 14:42:45,943 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_hw_set_mac_addr [2022-07-12 14:42:45,943 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_hw_set_mac_addr [2022-07-12 14:42:45,943 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-12 14:42:45,943 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-12 14:42:45,943 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-07-12 14:42:45,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-07-12 14:42:45,943 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-07-12 14:42:45,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-07-12 14:42:45,944 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_restart_autoneg [2022-07-12 14:42:45,944 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_restart_autoneg [2022-07-12 14:42:45,944 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_set_rxbufsize [2022-07-12 14:42:45,944 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_set_rxbufsize [2022-07-12 14:42:45,944 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-12 14:42:45,944 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-12 14:42:45,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 14:42:45,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 14:42:45,944 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_free_irq [2022-07-12 14:42:45,945 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_free_irq [2022-07-12 14:42:45,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-12 14:42:45,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-12 14:42:45,945 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_ext [2022-07-12 14:42:45,945 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_ext [2022-07-12 14:42:45,945 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-12 14:42:45,945 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-12 14:42:45,945 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-12 14:42:45,945 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-12 14:42:45,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 14:42:45,946 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-12 14:42:45,946 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-12 14:42:45,946 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_nway_reset [2022-07-12 14:42:45,946 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_nway_reset [2022-07-12 14:42:45,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_118 [2022-07-12 14:42:45,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_118 [2022-07-12 14:42:45,946 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_reset_dma_ring [2022-07-12 14:42:45,946 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_reset_dma_ring [2022-07-12 14:42:45,947 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-12 14:42:45,947 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-12 14:42:45,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 14:42:45,947 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_irq_enable [2022-07-12 14:42:45,947 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_irq_enable [2022-07-12 14:42:45,948 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-12 14:42:45,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-12 14:42:45,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-12 14:42:45,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-12 14:42:45,948 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_eeprom_len [2022-07-12 14:42:45,948 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_eeprom_len [2022-07-12 14:42:45,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-12 14:42:45,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_104 [2022-07-12 14:42:45,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_104 [2022-07-12 14:42:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 14:42:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 14:42:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-12 14:42:45,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-12 14:42:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_check_eeprom_exist [2022-07-12 14:42:45,949 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_check_eeprom_exist [2022-07-12 14:42:45,949 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-12 14:42:45,950 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-12 14:42:45,950 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-12 14:42:45,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-12 14:42:45,950 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_netpoll [2022-07-12 14:42:45,950 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_netpoll [2022-07-12 14:42:45,950 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-12 14:42:45,950 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-12 14:42:45,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 14:42:45,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 14:42:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-12 14:42:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-12 14:42:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_configure [2022-07-12 14:42:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_configure [2022-07-12 14:42:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-07-12 14:42:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-07-12 14:42:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_clean_tx_ring [2022-07-12 14:42:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_clean_tx_ring [2022-07-12 14:42:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_phy_reset [2022-07-12 14:42:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_phy_reset [2022-07-12 14:42:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_open [2022-07-12 14:42:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_open [2022-07-12 14:42:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-12 14:42:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-12 14:42:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-12 14:42:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-12 14:42:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_atl1c_driver_exit_16_2 [2022-07-12 14:42:45,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_atl1c_driver_exit_16_2 [2022-07-12 14:42:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-12 14:42:45,953 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-12 14:42:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-07-12 14:42:45,953 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-07-12 14:42:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 14:42:45,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 14:42:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_intr [2022-07-12 14:42:45,953 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_intr [2022-07-12 14:42:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-12 14:42:45,954 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-12 14:42:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_power_saving [2022-07-12 14:42:45,954 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_power_saving [2022-07-12 14:42:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_phy_setup_adv [2022-07-12 14:42:45,954 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_phy_setup_adv [2022-07-12 14:42:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-12 14:42:45,954 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-12 14:42:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 14:42:45,955 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 14:42:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_clean_buffer [2022-07-12 14:42:45,955 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_clean_buffer [2022-07-12 14:42:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_remove [2022-07-12 14:42:45,955 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_remove [2022-07-12 14:42:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-12 14:42:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-12 14:42:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-12 14:42:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-12 14:42:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 14:42:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 14:42:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-12 14:42:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-12 14:42:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-12 14:42:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-12 14:42:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_up [2022-07-12 14:42:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_up [2022-07-12 14:42:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-12 14:42:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-12 14:42:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_disable_l0s_l1 [2022-07-12 14:42:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_disable_l0s_l1 [2022-07-12 14:42:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_resume [2022-07-12 14:42:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_resume [2022-07-12 14:42:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-07-12 14:42:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-07-12 14:42:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_reset_pcie [2022-07-12 14:42:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_reset_pcie [2022-07-12 14:42:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 14:42:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 14:42:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-07-12 14:42:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-07-12 14:42:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_shutdown [2022-07-12 14:42:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_shutdown [2022-07-12 14:42:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_set_aspm [2022-07-12 14:42:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_set_aspm [2022-07-12 14:42:45,959 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-07-12 14:42:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-07-12 14:42:45,959 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-07-12 14:42:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-07-12 14:42:45,959 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-12 14:42:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-12 14:42:45,959 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_phy_reg [2022-07-12 14:42:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_phy_reg [2022-07-12 14:42:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-12 14:42:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-12 14:42:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_109 [2022-07-12 14:42:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_109 [2022-07-12 14:42:47,077 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 14:42:47,082 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 14:42:47,366 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 14:43:41,481 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-12 14:43:41,584 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 14:43:41,603 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 14:43:41,603 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-12 14:43:41,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:43:41 BoogieIcfgContainer [2022-07-12 14:43:41,608 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 14:43:41,609 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 14:43:41,609 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 14:43:41,611 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 14:43:41,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 02:42:39" (1/3) ... [2022-07-12 14:43:41,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35396879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:43:41, skipping insertion in model container [2022-07-12 14:43:41,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:42:45" (2/3) ... [2022-07-12 14:43:41,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35396879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:43:41, skipping insertion in model container [2022-07-12 14:43:41,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:43:41" (3/3) ... [2022-07-12 14:43:41,614 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i [2022-07-12 14:43:41,627 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 14:43:41,628 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 14:43:41,725 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 14:43:41,734 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@9caa7bc, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5048c16f [2022-07-12 14:43:41,734 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 14:43:41,748 INFO L276 IsEmpty]: Start isEmpty. Operand has 4077 states, 2768 states have (on average 1.26878612716763) internal successors, (3512), 2805 states have internal predecessors, (3512), 1145 states have call successors, (1145), 164 states have call predecessors, (1145), 163 states have return successors, (1136), 1128 states have call predecessors, (1136), 1136 states have call successors, (1136) [2022-07-12 14:43:41,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2022-07-12 14:43:41,786 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:43:41,787 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:43:41,787 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:43:41,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:43:41,792 INFO L85 PathProgramCache]: Analyzing trace with hash -642178380, now seen corresponding path program 1 times [2022-07-12 14:43:41,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:43:41,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [503154713] [2022-07-12 14:43:41,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:41,806 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:43:41,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:43:41,808 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) [2022-07-12 14:43:41,809 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-12 14:43:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:44,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 2084 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:43:44,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:43:44,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2022-07-12 14:43:44,335 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:43:44,335 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:43:44,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [503154713] [2022-07-12 14:43:44,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [503154713] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:43:44,336 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:43:44,336 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:43:44,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077425112] [2022-07-12 14:43:44,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:43:44,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:43:44,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:43:44,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:43:44,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:43:44,382 INFO L87 Difference]: Start difference. First operand has 4077 states, 2768 states have (on average 1.26878612716763) internal successors, (3512), 2805 states have internal predecessors, (3512), 1145 states have call successors, (1145), 164 states have call predecessors, (1145), 163 states have return successors, (1136), 1128 states have call predecessors, (1136), 1136 states have call successors, (1136) Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-12 14:43:45,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:43:45,448 INFO L93 Difference]: Finished difference Result 11668 states and 16734 transitions. [2022-07-12 14:43:45,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:43:45,451 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 242 [2022-07-12 14:43:45,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:43:45,511 INFO L225 Difference]: With dead ends: 11668 [2022-07-12 14:43:45,511 INFO L226 Difference]: Without dead ends: 7552 [2022-07-12 14:43:45,540 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:43:45,544 INFO L413 NwaCegarLoop]: 6768 mSDtfsCounter, 5033 mSDsluCounter, 5696 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5033 SdHoareTripleChecker+Valid, 12464 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 14:43:45,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5033 Valid, 12464 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 14:43:45,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7552 states. [2022-07-12 14:43:45,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7552 to 7549. [2022-07-12 14:43:45,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7549 states, 5164 states have (on average 1.261425251742835) internal successors, (6514), 5230 states have internal predecessors, (6514), 2070 states have call successors, (2070), 314 states have call predecessors, (2070), 314 states have return successors, (2070), 2054 states have call predecessors, (2070), 2070 states have call successors, (2070) [2022-07-12 14:43:45,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7549 states to 7549 states and 10654 transitions. [2022-07-12 14:43:45,998 INFO L78 Accepts]: Start accepts. Automaton has 7549 states and 10654 transitions. Word has length 242 [2022-07-12 14:43:46,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:43:46,001 INFO L495 AbstractCegarLoop]: Abstraction has 7549 states and 10654 transitions. [2022-07-12 14:43:46,001 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-12 14:43:46,001 INFO L276 IsEmpty]: Start isEmpty. Operand 7549 states and 10654 transitions. [2022-07-12 14:43:46,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-07-12 14:43:46,009 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:43:46,010 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:43:46,061 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-12 14:43:46,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 14:43:46,219 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:43:46,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:43:46,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1557462479, now seen corresponding path program 1 times [2022-07-12 14:43:46,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:43:46,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2040531100] [2022-07-12 14:43:46,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:46,222 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:43:46,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:43:46,225 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) [2022-07-12 14:43:46,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-12 14:43:48,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:48,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 2085 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:43:48,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:43:48,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2022-07-12 14:43:48,466 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:43:48,466 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:43:48,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2040531100] [2022-07-12 14:43:48,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2040531100] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:43:48,467 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:43:48,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:43:48,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182554236] [2022-07-12 14:43:48,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:43:48,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:43:48,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:43:48,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:43:48,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:43:48,469 INFO L87 Difference]: Start difference. First operand 7549 states and 10654 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-12 14:43:50,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:43:50,040 INFO L93 Difference]: Finished difference Result 22081 states and 31174 transitions. [2022-07-12 14:43:50,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:43:50,041 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 243 [2022-07-12 14:43:50,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:43:50,144 INFO L225 Difference]: With dead ends: 22081 [2022-07-12 14:43:50,145 INFO L226 Difference]: Without dead ends: 14571 [2022-07-12 14:43:50,183 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:43:50,184 INFO L413 NwaCegarLoop]: 7865 mSDtfsCounter, 5296 mSDsluCounter, 5595 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5296 SdHoareTripleChecker+Valid, 13460 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 14:43:50,184 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5296 Valid, 13460 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 14:43:50,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14571 states. [2022-07-12 14:43:50,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14571 to 14565. [2022-07-12 14:43:50,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14565 states, 9954 states have (on average 1.258288125376733) internal successors, (12525), 10073 states have internal predecessors, (12525), 3994 states have call successors, (3994), 616 states have call predecessors, (3994), 616 states have return successors, (3994), 3968 states have call predecessors, (3994), 3994 states have call successors, (3994) [2022-07-12 14:43:50,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14565 states to 14565 states and 20513 transitions. [2022-07-12 14:43:50,964 INFO L78 Accepts]: Start accepts. Automaton has 14565 states and 20513 transitions. Word has length 243 [2022-07-12 14:43:50,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:43:50,965 INFO L495 AbstractCegarLoop]: Abstraction has 14565 states and 20513 transitions. [2022-07-12 14:43:50,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-12 14:43:50,966 INFO L276 IsEmpty]: Start isEmpty. Operand 14565 states and 20513 transitions. [2022-07-12 14:43:50,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-07-12 14:43:50,984 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:43:50,984 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 17, 17, 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] [2022-07-12 14:43:51,025 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-12 14:43:51,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 14:43:51,185 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:43:51,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:43:51,186 INFO L85 PathProgramCache]: Analyzing trace with hash -1942523070, now seen corresponding path program 1 times [2022-07-12 14:43:51,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:43:51,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1139824118] [2022-07-12 14:43:51,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:51,188 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:43:51,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:43:51,193 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) [2022-07-12 14:43:51,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-12 14:43:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:53,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 2081 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:43:53,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:43:53,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1279 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 1228 trivial. 0 not checked. [2022-07-12 14:43:53,360 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:43:53,360 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:43:53,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1139824118] [2022-07-12 14:43:53,360 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1139824118] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:43:53,360 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:43:53,361 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:43:53,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884168925] [2022-07-12 14:43:53,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:43:53,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:43:53,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:43:53,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:43:53,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:43:53,363 INFO L87 Difference]: Start difference. First operand 14565 states and 20513 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-07-12 14:43:54,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:43:54,762 INFO L93 Difference]: Finished difference Result 39489 states and 55480 transitions. [2022-07-12 14:43:54,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:43:54,764 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 262 [2022-07-12 14:43:54,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:43:54,909 INFO L225 Difference]: With dead ends: 39489 [2022-07-12 14:43:54,910 INFO L226 Difference]: Without dead ends: 24963 [2022-07-12 14:43:54,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:43:54,981 INFO L413 NwaCegarLoop]: 6504 mSDtfsCounter, 4180 mSDsluCounter, 5575 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4180 SdHoareTripleChecker+Valid, 12079 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-12 14:43:54,981 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4180 Valid, 12079 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-12 14:43:55,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24963 states. [2022-07-12 14:43:55,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24963 to 24956. [2022-07-12 14:43:55,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24956 states, 17023 states have (on average 1.2576514127944545) internal successors, (21409), 17231 states have internal predecessors, (21409), 6793 states have call successors, (6793), 1142 states have call predecessors, (6793), 1139 states have return successors, (6795), 6738 states have call predecessors, (6795), 6793 states have call successors, (6795) [2022-07-12 14:43:56,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24956 states to 24956 states and 34997 transitions. [2022-07-12 14:43:56,086 INFO L78 Accepts]: Start accepts. Automaton has 24956 states and 34997 transitions. Word has length 262 [2022-07-12 14:43:56,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:43:56,087 INFO L495 AbstractCegarLoop]: Abstraction has 24956 states and 34997 transitions. [2022-07-12 14:43:56,087 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-07-12 14:43:56,088 INFO L276 IsEmpty]: Start isEmpty. Operand 24956 states and 34997 transitions. [2022-07-12 14:43:56,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-07-12 14:43:56,094 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:43:56,095 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 17, 17, 17, 17, 17, 17, 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] [2022-07-12 14:43:56,133 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-12 14:43:56,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 14:43:56,319 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:43:56,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:43:56,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1922111819, now seen corresponding path program 1 times [2022-07-12 14:43:56,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:43:56,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1430170400] [2022-07-12 14:43:56,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:43:56,322 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:43:56,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:43:56,323 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) [2022-07-12 14:43:56,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-12 14:43:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:43:58,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 2118 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:43:58,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:43:58,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2022-07-12 14:43:58,639 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:43:58,639 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:43:58,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1430170400] [2022-07-12 14:43:58,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1430170400] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:43:58,639 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:43:58,639 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:43:58,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518861040] [2022-07-12 14:43:58,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:43:58,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:43:58,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:43:58,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:43:58,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:43:58,641 INFO L87 Difference]: Start difference. First operand 24956 states and 34997 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-12 14:44:00,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:44:00,017 INFO L93 Difference]: Finished difference Result 72118 states and 101071 transitions. [2022-07-12 14:44:00,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:44:00,017 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 268 [2022-07-12 14:44:00,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:44:00,221 INFO L225 Difference]: With dead ends: 72118 [2022-07-12 14:44:00,222 INFO L226 Difference]: Without dead ends: 47201 [2022-07-12 14:44:00,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:44:00,292 INFO L413 NwaCegarLoop]: 8690 mSDtfsCounter, 5516 mSDsluCounter, 5644 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5516 SdHoareTripleChecker+Valid, 14334 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 14:44:00,293 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5516 Valid, 14334 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 14:44:00,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47201 states. [2022-07-12 14:44:01,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47201 to 47183. [2022-07-12 14:44:02,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47183 states, 32243 states have (on average 1.256055577954905) internal successors, (40499), 32652 states have internal predecessors, (40499), 12765 states have call successors, (12765), 2180 states have call predecessors, (12765), 2174 states have return successors, (12769), 12648 states have call predecessors, (12769), 12765 states have call successors, (12769) [2022-07-12 14:44:02,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47183 states to 47183 states and 66033 transitions. [2022-07-12 14:44:02,232 INFO L78 Accepts]: Start accepts. Automaton has 47183 states and 66033 transitions. Word has length 268 [2022-07-12 14:44:02,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:44:02,233 INFO L495 AbstractCegarLoop]: Abstraction has 47183 states and 66033 transitions. [2022-07-12 14:44:02,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-12 14:44:02,234 INFO L276 IsEmpty]: Start isEmpty. Operand 47183 states and 66033 transitions. [2022-07-12 14:44:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2022-07-12 14:44:02,244 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:44:02,245 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 17, 17, 17, 17, 17, 17, 3, 3, 3, 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] [2022-07-12 14:44:02,283 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-12 14:44:02,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 14:44:02,464 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:44:02,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:44:02,464 INFO L85 PathProgramCache]: Analyzing trace with hash 917192354, now seen corresponding path program 1 times [2022-07-12 14:44:02,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:44:02,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [355744418] [2022-07-12 14:44:02,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:44:02,467 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:44:02,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:44:02,468 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) [2022-07-12 14:44:02,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-12 14:44:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:04,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 2148 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:44:04,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:44:05,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1403 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 1238 trivial. 0 not checked. [2022-07-12 14:44:05,229 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:44:05,229 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:44:05,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [355744418] [2022-07-12 14:44:05,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [355744418] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:44:05,230 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:44:05,230 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:44:05,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085448641] [2022-07-12 14:44:05,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:44:05,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:44:05,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:44:05,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:44:05,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:44:05,231 INFO L87 Difference]: Start difference. First operand 47183 states and 66033 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-12 14:44:07,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:44:07,226 INFO L93 Difference]: Finished difference Result 95060 states and 132867 transitions. [2022-07-12 14:44:07,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:44:07,227 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 290 [2022-07-12 14:44:07,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:44:07,482 INFO L225 Difference]: With dead ends: 95060 [2022-07-12 14:44:07,482 INFO L226 Difference]: Without dead ends: 47916 [2022-07-12 14:44:07,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:44:07,660 INFO L413 NwaCegarLoop]: 5791 mSDtfsCounter, 740 mSDsluCounter, 5633 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 740 SdHoareTripleChecker+Valid, 11424 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 14:44:07,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [740 Valid, 11424 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 14:44:07,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47916 states. [2022-07-12 14:44:09,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47916 to 47916. [2022-07-12 14:44:09,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47916 states, 32771 states have (on average 1.2546458759268866) internal successors, (41116), 33183 states have internal predecessors, (41116), 12882 states have call successors, (12882), 2268 states have call predecessors, (12882), 2262 states have return successors, (12886), 12765 states have call predecessors, (12886), 12882 states have call successors, (12886) [2022-07-12 14:44:10,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47916 states to 47916 states and 66884 transitions. [2022-07-12 14:44:10,285 INFO L78 Accepts]: Start accepts. Automaton has 47916 states and 66884 transitions. Word has length 290 [2022-07-12 14:44:10,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:44:10,286 INFO L495 AbstractCegarLoop]: Abstraction has 47916 states and 66884 transitions. [2022-07-12 14:44:10,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-12 14:44:10,286 INFO L276 IsEmpty]: Start isEmpty. Operand 47916 states and 66884 transitions. [2022-07-12 14:44:10,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2022-07-12 14:44:10,295 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:44:10,295 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 17, 17, 17, 17, 17, 17, 4, 4, 4, 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] [2022-07-12 14:44:10,338 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-12 14:44:10,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 14:44:10,512 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:44:10,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:44:10,513 INFO L85 PathProgramCache]: Analyzing trace with hash 970215688, now seen corresponding path program 1 times [2022-07-12 14:44:10,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:44:10,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2020177526] [2022-07-12 14:44:10,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:44:10,516 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:44:10,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:44:10,517 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) [2022-07-12 14:44:10,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-12 14:44:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:12,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 2228 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:44:12,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:44:13,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1473 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 1344 trivial. 0 not checked. [2022-07-12 14:44:13,387 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:44:13,387 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:44:13,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2020177526] [2022-07-12 14:44:13,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2020177526] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:44:13,388 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:44:13,388 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:44:13,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170100607] [2022-07-12 14:44:13,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:44:13,388 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:44:13,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:44:13,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:44:13,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:44:13,389 INFO L87 Difference]: Start difference. First operand 47916 states and 66884 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-07-12 14:44:15,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:44:15,483 INFO L93 Difference]: Finished difference Result 115805 states and 161730 transitions. [2022-07-12 14:44:15,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:44:15,483 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 308 [2022-07-12 14:44:15,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:44:15,773 INFO L225 Difference]: With dead ends: 115805 [2022-07-12 14:44:15,773 INFO L226 Difference]: Without dead ends: 68489 [2022-07-12 14:44:15,910 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 306 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:44:15,911 INFO L413 NwaCegarLoop]: 8606 mSDtfsCounter, 4938 mSDsluCounter, 5618 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4938 SdHoareTripleChecker+Valid, 14224 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 14:44:15,911 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4938 Valid, 14224 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 14:44:15,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68489 states. [2022-07-12 14:44:18,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68489 to 68479. [2022-07-12 14:44:18,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68479 states, 46857 states have (on average 1.2539001643297694) internal successors, (58754), 47438 states have internal predecessors, (58754), 18362 states have call successors, (18362), 3267 states have call predecessors, (18362), 3259 states have return successors, (18368), 18192 states have call predecessors, (18368), 18362 states have call successors, (18368) [2022-07-12 14:44:18,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68479 states to 68479 states and 95484 transitions. [2022-07-12 14:44:18,464 INFO L78 Accepts]: Start accepts. Automaton has 68479 states and 95484 transitions. Word has length 308 [2022-07-12 14:44:18,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:44:18,465 INFO L495 AbstractCegarLoop]: Abstraction has 68479 states and 95484 transitions. [2022-07-12 14:44:18,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-07-12 14:44:18,466 INFO L276 IsEmpty]: Start isEmpty. Operand 68479 states and 95484 transitions. [2022-07-12 14:44:18,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2022-07-12 14:44:18,483 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:44:18,484 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 17, 17, 17, 17, 17, 17, 5, 5, 5, 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] [2022-07-12 14:44:18,535 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-12 14:44:18,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 14:44:18,704 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:44:18,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:44:18,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1549142913, now seen corresponding path program 1 times [2022-07-12 14:44:18,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:44:18,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2009966791] [2022-07-12 14:44:18,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:44:18,708 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:44:18,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:44:18,712 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 14:44:18,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-12 14:44:20,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:20,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 2275 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:44:20,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:44:21,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 1412 trivial. 0 not checked. [2022-07-12 14:44:21,150 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:44:21,150 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:44:21,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2009966791] [2022-07-12 14:44:21,150 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2009966791] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:44:21,150 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:44:21,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:44:21,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506370327] [2022-07-12 14:44:21,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:44:21,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:44:21,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:44:21,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:44:21,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:44:21,152 INFO L87 Difference]: Start difference. First operand 68479 states and 95484 transitions. Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-12 14:44:24,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:44:24,139 INFO L93 Difference]: Finished difference Result 202965 states and 283286 transitions. [2022-07-12 14:44:24,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:44:24,140 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 348 [2022-07-12 14:44:24,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:44:24,701 INFO L225 Difference]: With dead ends: 202965 [2022-07-12 14:44:24,701 INFO L226 Difference]: Without dead ends: 135086 [2022-07-12 14:44:24,924 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 347 GetRequests, 346 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:44:24,925 INFO L413 NwaCegarLoop]: 9525 mSDtfsCounter, 5557 mSDsluCounter, 5659 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5557 SdHoareTripleChecker+Valid, 15184 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-12 14:44:24,925 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5557 Valid, 15184 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-12 14:44:25,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135086 states. [2022-07-12 14:44:29,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135086 to 135084. [2022-07-12 14:44:29,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135084 states, 92415 states have (on average 1.2541686955580804) internal successors, (115904), 93534 states have internal predecessors, (115904), 36266 states have call successors, (36266), 6418 states have call predecessors, (36266), 6402 states have return successors, (36278), 35966 states have call predecessors, (36278), 36266 states have call successors, (36278) [2022-07-12 14:44:30,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135084 states to 135084 states and 188448 transitions. [2022-07-12 14:44:30,207 INFO L78 Accepts]: Start accepts. Automaton has 135084 states and 188448 transitions. Word has length 348 [2022-07-12 14:44:30,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:44:30,208 INFO L495 AbstractCegarLoop]: Abstraction has 135084 states and 188448 transitions. [2022-07-12 14:44:30,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-12 14:44:30,208 INFO L276 IsEmpty]: Start isEmpty. Operand 135084 states and 188448 transitions. [2022-07-12 14:44:30,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2022-07-12 14:44:30,241 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:44:30,242 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 17, 17, 17, 17, 17, 17, 5, 5, 5, 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] [2022-07-12 14:44:30,279 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2022-07-12 14:44:30,447 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 14:44:30,447 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:44:30,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:44:30,448 INFO L85 PathProgramCache]: Analyzing trace with hash -848327617, now seen corresponding path program 1 times [2022-07-12 14:44:30,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:44:30,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1284129109] [2022-07-12 14:44:30,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:44:30,450 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:44:30,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:44:30,451 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 14:44:30,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-12 14:44:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:44:32,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 2275 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:44:32,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:44:32,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 1412 trivial. 0 not checked. [2022-07-12 14:44:32,665 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:44:32,665 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:44:32,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1284129109] [2022-07-12 14:44:32,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1284129109] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:44:32,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:44:32,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:44:32,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519658430] [2022-07-12 14:44:32,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:44:32,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:44:32,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:44:32,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:44:32,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:44:32,667 INFO L87 Difference]: Start difference. First operand 135084 states and 188448 transitions. Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-12 14:44:37,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:44:37,625 INFO L93 Difference]: Finished difference Result 336199 states and 469238 transitions. [2022-07-12 14:44:37,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:44:37,626 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 348 [2022-07-12 14:44:37,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:44:38,625 INFO L225 Difference]: With dead ends: 336199 [2022-07-12 14:44:38,625 INFO L226 Difference]: Without dead ends: 200936 [2022-07-12 14:44:39,467 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 347 GetRequests, 346 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:44:39,468 INFO L413 NwaCegarLoop]: 11152 mSDtfsCounter, 5552 mSDsluCounter, 5664 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5552 SdHoareTripleChecker+Valid, 16816 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-12 14:44:39,468 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5552 Valid, 16816 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-12 14:44:39,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200936 states. [2022-07-12 14:44:46,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200936 to 200934. [2022-07-12 14:44:46,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200934 states, 137371 states have (on average 1.2545078655611446) internal successors, (172333), 139025 states have internal predecessors, (172333), 54063 states have call successors, (54063), 9523 states have call predecessors, (54063), 9499 states have return successors, (54081), 53633 states have call predecessors, (54081), 54063 states have call successors, (54081) [2022-07-12 14:44:47,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200934 states to 200934 states and 280477 transitions. [2022-07-12 14:44:47,475 INFO L78 Accepts]: Start accepts. Automaton has 200934 states and 280477 transitions. Word has length 348 [2022-07-12 14:44:47,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:44:47,904 INFO L495 AbstractCegarLoop]: Abstraction has 200934 states and 280477 transitions. [2022-07-12 14:44:47,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-12 14:44:47,904 INFO L276 IsEmpty]: Start isEmpty. Operand 200934 states and 280477 transitions. [2022-07-12 14:44:47,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2022-07-12 14:44:47,934 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:44:47,934 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 17, 17, 17, 17, 17, 17, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 14:44:47,993 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-07-12 14:44:48,134 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 14:44:48,135 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:44:48,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:44:48,136 INFO L85 PathProgramCache]: Analyzing trace with hash 638767542, now seen corresponding path program 1 times [2022-07-12 14:44:48,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:44:48,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1999717923] [2022-07-12 14:44:48,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:44:48,137 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:44:48,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:44:48,139 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 14:44:48,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process